Fixes bad POM file with ONOS commit 8c68536972f63069c263635c9d9f4f31d7f3e9a2

Change-Id: I7adb5a2d3738d53dbc41db7577768b0e7ced5450
Signed-off-by: Ashlee Young <ashlee@wildernessvoice.com>

598 files changed, 24946 insertions, 3976 deletions

diff --git a/build.sh b/build.sh
index 5b398433..f6dd0b16 100755
--- a/build.sh
+++ b/build.sh
@@ -18,9 +18,9 @@
 # limitations under the License.
 
 ##### Settings #####
-VERSION=1.0.7
+VERSION=1.0.8
 AUTHOR="Ashlee Young"
-MODIFIED="December 5, 2015"
+MODIFIED="December 6, 2015"
 GERRITURL="git clone ssh://im2bz2pee@gerrit.opnfv.org:29418/onosfw"
 ONOSURL="https://github.com/opennetworkinglab/onos"
 SURICATAURL="https://github.com/inliniac/suricata"
@@ -155,32 +155,48 @@ updateONOS()
 ##### Check Java  #####
 checkJRE()
 {
-    INSTALLED_JAVA=`java -version 2>&1 | head -n 1 | cut -d\" -f 2` # | awk -F "." '{print $1"."$2}'`
-    JAVA_NUM=`echo $INSTALLED_JAVA | awk -F "." '{print $1"."$2}'`
-    if [ "$JAVA_NUM" '<' "$JAVA_VERSION" ]; then
-        echo -e "Java version $INSTALLED_JAVA is lower than the required version of $JAVA_VERSION. \n"
-        if [ "$OS" = "centos" ]; then
-            printf "It is recommended that you run \"sudo yum -y install java-$JAVA_VERSION.0-openjdk-devel\".\n"
-            if ask "May we perform this task for you?"; then
-                sudo yum -y install java-$JAVA_VERSION.0-openjdk-devel
+    if [ -d "$JRE_HOME" ]; then
+        INSTALLED_JAVA=`$JRE_HOME/java -version 2>&1 | head -n 1 | cut -d\" -f 2`
+        JAVA_NUM=`echo $INSTALLED_JAVA | awk -F "." '{print $1"."$2}'`
+        if [ "$JAVA_NUM" '<' "$JAVA_VERSION" ]; then
+            echo -e "Java version $INSTALLED_JAVA is lower than the required version of $JAVA_VERSION. \n"
+            if [ "$OS" = "centos" ]; then
+                printf "It is recommended that you run \"sudo yum -y install java-$JAVA_VERSION.0-openjdk-devel\".\n"
+                if ask "May we perform this task for you?"; then
+                    sudo yum -y install java-$JAVA_VERSION.0-openjdk-devel
+                fi
+            elif [[ "$OS" = "ubuntu" ]]; then
+                printf "It is recommended that you run \"sudo apt-get -y install openjdk-8-jdk\".\n"
+                if ask "May we perform this task for you?"; then
+                    sudo add-apt-repository -y ppa:openjdk-r/ppa
+                    sudo apt-get -y update
+                    sudo apt-get -y install openjdk-8-jdk
+                fi
+        
+            elif [[ "$OS" = "suse" ]]; then
+                printf "It is recommended that you run \"sudo zypper --non-interactive install java-1_8_0-openjdk-devel\".\n"
+                if ask "May we perform this task for you?"; then
+                    sudo zypper --non-interactive install java-1_8_0-openjdk-devel
+                fi
             fi
-        elif [[ "$OS" = "ubuntu" ]]; then
-            printf "It is recommended that you run \"sudo apt-get -y install openjdk-8-jdk\".\n"
-            if ask "May we perform this task for you?"; then
+        else
+            printf "Installed Java version meets the requirements. \n\n"
+        fi
+    else
+        printf "We are looking for Java in a specific location and not finding it. This won't change \n"
+        printf "any other Java settings you might have. \n\n"
+        if ask "May we install it where we need it?"; then
+            if [ "$OS" = "centos" ]; then
+                sudo yum -y install java-$JAVA_VERSION.0-openjdk-devel
+            elif [[ "$OS" = "ubuntu" ]]; then
                 sudo add-apt-repository -y ppa:openjdk-r/ppa
                 sudo apt-get -y update
                 sudo apt-get -y install openjdk-8-jdk
-            fi
-        
-        elif [[ "$OS" = "suse" ]]; then
-            printf "It is recommended that you run \"sudo zypper --non-interactive install java-1_8_0-openjdk-devel\".\n"
-            if ask "May we perform this task for you?"; then
+            elif [[ "$OS" = "suse" ]]; then
                 sudo zypper --non-interactive install java-1_8_0-openjdk-devel
             fi
         fi
-    else
-        printf "Installed Java version meets the requirements. \n\n"
-    fi    
+    fi
 }
 
 checkJDK()
diff --git a/framework/src/onos/apps/cpman/pom.xml b/framework/src/onos/apps/cpman/pom.xml
new file mode 100644
index 00000000..c01af6d8
--- /dev/null
+++ b/framework/src/onos/apps/cpman/pom.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2014 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.onosproject</groupId>
+        <artifactId>onos-apps</artifactId>
+        <version>1.4.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <artifactId>onos-app-cpman</artifactId>
+    <packaging>bundle</packaging>
+
+    <description>Control Plane Management Application</description>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-api</artifactId>
+            <version>1.4.0-SNAPSHOT</version>
+        </dependency>
+    </dependencies>
+</project>
diff --git a/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlMessageType.java b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlMessageType.java
new file mode 100644
index 00000000..82e414d9
--- /dev/null
+++ b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlMessageType.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.cpman;
+
+/**
+ * Abstracted Control Message Type.
+ */
+public enum ControlMessageType {
+
+    /** Mapped to PACKET-IN message of OpenFlow. */
+    INBOUND_PACKET,
+
+    /** Mapped to PACKET-OUT message of OpenFlow. */
+    OUTBOUND_PACKET,
+
+    /** Mapped to FLOW-MOD message of OpenFlow. */
+    FLOW_MOD_PACKET,
+
+    /** Mapped to FLOW-REMOVED message of OpenFlow. */
+    FLOW_REMOVED_PACKET,
+
+    /** Mapped to STATS-REQUEST message of OpenFlow. */
+    REQUEST_PACKET,
+
+    /** Mapped to STATS-REPLY message of OpenFlow. */
+    REPLY_PACKET,
+
+    /** All message types. */
+    ALL
+}
diff --git a/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlMetricType.java b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlMetricType.java
new file mode 100644
index 00000000..b5e82811
--- /dev/null
+++ b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlMetricType.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.cpman;
+
+/**
+ * A set of metric type used in control plane.
+ */
+public enum ControlMetricType {
+
+    /** Racket Rate of Control Message. */
+    PacketRate,
+
+    /** Byte Rate of Control Message. */
+    ByteRate,
+
+    /** Cpu Utilization. */
+    CpuInfo,
+
+    /** Memory Utilization. */
+    MemoryInfo
+}
diff --git a/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneLoad.java b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneLoad.java
new file mode 100644
index 00000000..f55945fd
--- /dev/null
+++ b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneLoad.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.cpman;
+
+import org.onosproject.net.statistic.Load;
+
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Data repository for control plane load information.
+ */
+public interface ControlPlaneLoad extends Load {
+
+    /**
+     * Obtain the average of the specified time duration.
+     *
+     * @param duration time duration
+     * @param unit     time unit
+     * @return average control plane metric value
+     */
+    long average(int duration, TimeUnit unit);
+
+    /**
+     * Obtain the average of all time duration.
+     *
+     * @return average control plane metric value
+     */
+    long average();
+}
diff --git a/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneManager.java b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneManager.java
new file mode 100644
index 00000000..5f3dee73
--- /dev/null
+++ b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneManager.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.cpman;
+
+import com.sun.jndi.toolkit.ctx.ComponentContext;
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Modified;
+import org.slf4j.Logger;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Control plane management application.
+ */
+public class ControlPlaneManager {
+
+    private final Logger log = getLogger(getClass());
+
+    @Activate
+    public void activate(ComponentContext context) {
+
+    }
+
+    @Deactivate
+    public void deactivate() {
+
+    }
+
+    @Modified
+    public void modified(ComponentContext context) {
+
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneMetric.java b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneMetric.java
new file mode 100644
index 00000000..19f4153a
--- /dev/null
+++ b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneMetric.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.cpman;
+
+/**
+ * Include various control plane metrics.
+ */
+public class ControlPlaneMetric {
+
+    private ControlMetricType metricType;
+    private long metricValue;
+
+    ControlMetricType metricType() {
+        return metricType;
+    }
+
+    void setMetricType(ControlMetricType metricType) {
+        this.metricType = metricType;
+    }
+
+    long metricValue() {
+        return metricValue;
+    }
+
+    void setMetricValue(long metricValue) {
+        this.metricValue = metricValue;
+    }
+}
diff --git a/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneStatsService.java b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneStatsService.java
new file mode 100644
index 00000000..9fc2d7a9
--- /dev/null
+++ b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneStatsService.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.cpman;
+
+import org.onosproject.cluster.NodeId;
+import org.onosproject.net.DeviceId;
+
+import java.util.Optional;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Control Plane Statistics Service Interface.
+ */
+public interface ControlPlaneStatsService {
+
+    /**
+     * Add a new control plane metric value with a certain update interval.
+     *
+     * @param cpm            control plane metric (e.g., control message rate, cpu, memory, etc.)
+     * @param updateInterval value update interval (time unit will be in minute)
+     */
+    void updateMetric(ControlPlaneMetric cpm, int updateInterval);
+
+    /**
+     * Obtain the control plane load of a specific device.
+     *
+     * @param nodeId   node id {@link org.onosproject.cluster.NodeId}
+     * @param type     control metric type
+     * @param deviceId device id {@link org.onosproject.net.DeviceId}
+     * @return control plane load
+     */
+    ControlPlaneLoad getLoad(NodeId nodeId, ControlMetricType type, Optional<DeviceId> deviceId);
+
+    /**
+     * Obtain the control plane load of a specific device with a specific time duration.
+     *
+     * @param nodeId   node id {@link org.onosproject.cluster.NodeId}
+     * @param type     control metric type
+     * @param duration time duration
+     * @param unit     time unit
+     * @param deviceId device id {@link org.onosproject.net.Device}
+     * @return control plane load
+     */
+    ControlPlaneLoad getLoad(NodeId nodeId, ControlMetricType type, Optional<DeviceId> deviceId,
+                             int duration, TimeUnit unit);
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/package-info.java b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/package-info.java
new file mode 100644
index 00000000..e2c1dc85
--- /dev/null
+++ b/framework/src/onos/apps/cpman/src/main/java/org/onosproject/cpman/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Application for control plane management.
+ */
+package org.onosproject.cpman;
\ No newline at end of file
diff --git a/framework/src/onos/apps/dhcp/app/src/main/java/org/onosproject/dhcp/rest/DhcpWebResource.java b/framework/src/onos/apps/dhcp/app/src/main/java/org/onosproject/dhcp/rest/DhcpWebResource.java
index cd8149ea..6265fee0 100644
--- a/framework/src/onos/apps/dhcp/app/src/main/java/org/onosproject/dhcp/rest/DhcpWebResource.java
+++ b/framework/src/onos/apps/dhcp/app/src/main/java/org/onosproject/dhcp/rest/DhcpWebResource.java
@@ -51,7 +51,7 @@ public class DhcpWebResource extends AbstractWebResource {
      * Shows lease, renewal and rebinding times in seconds.
      *
      * @return 200 OK
-     * @rsModel DhcpConfigGet
+     * @onos.rsModel DhcpConfigGet
      */
     @GET
     @Path("config")
@@ -68,7 +68,7 @@ public class DhcpWebResource extends AbstractWebResource {
      * Get all MAC/IP mappings.
      * Shows all MAC/IP mappings held by the DHCP server.
      *
-     * @rsModel DhcpConfigGetMappings
+     * @onos.rsModel DhcpConfigGetMappings
      * @return 200 OK
      */
     @GET
@@ -90,7 +90,7 @@ public class DhcpWebResource extends AbstractWebResource {
      * Get all available IPs.
      * Shows all the IPs in the free pool of the DHCP Server.
      *
-     * @rsModel DhcpConfigGetAvailable
+     * @onos.rsModel DhcpConfigGetAvailable
      * @return 200 OK
      */
     @GET
@@ -108,7 +108,7 @@ public class DhcpWebResource extends AbstractWebResource {
      * Post a new static MAC/IP binding.
      * Registers a static binding to the DHCP server, and displays the current set of bindings.
      *
-     * @rsModel DhcpConfigPut
+     * @onos.rsModel DhcpConfigPut
      * @param stream JSON stream
      * @return 200 OK
      */
diff --git a/framework/src/onos/apps/faultmanagement/app/app.xml b/framework/src/onos/apps/faultmanagement/app/app.xml
new file mode 100644
index 00000000..288ccc49
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/app/app.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2015 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<app name="org.onosproject.faultmanagement" origin="BTI Systems" version="${project.version}"
+     featuresRepo="mvn:${project.groupId}/${project.artifactId}/${project.version}/xml/features"
+     features="${project.artifactId}">
+    <description>${project.description}</description>
+
+    <artifact>mvn:${project.groupId}/onos-app-fm-mgr/${project.version}</artifact>
+    <artifact>mvn:${project.groupId}/onos-app-fm-web/${project.version}</artifact>
+</app>
diff --git a/framework/src/onos/apps/faultmanagement/app/features.xml b/framework/src/onos/apps/faultmanagement/app/features.xml
new file mode 100644
index 00000000..86aab911
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/app/features.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<!--
+  ~ Copyright 2015 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<features xmlns="http://karaf.apache.org/xmlns/features/v1.2.0" name="${project.artifactId}-${project.version}">
+    <feature name="${project.artifactId}" version="${project.version}"
+             description="${project.description}">
+        <feature>onos-api</feature>
+        <feature>onos-drivers</feature>
+        <bundle>mvn:${project.groupId}/onos-app-fm-mgr/${project.version}</bundle>
+        <bundle>mvn:${project.groupId}/onos-app-fm-web/${project.version}</bundle>
+    </feature>
+</features>
diff --git a/framework/src/onos/apps/faultmanagement/app/pom.xml b/framework/src/onos/apps/faultmanagement/app/pom.xml
new file mode 100644
index 00000000..ef41cdde
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/app/pom.xml
@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2015 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.onosproject</groupId>
+        <artifactId>onos-app-fm</artifactId>
+        <version>1.4.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <artifactId>onos-app-fm-onosfw</artifactId>
+    <packaging>pom</packaging>
+
+    <description>ONOS framework applications</description>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-app-fm-web</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-app-fm-mgr</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+    </dependencies>
+
+</project>
diff --git a/framework/src/onos/apps/faultmanagement/fmmgr/pom.xml b/framework/src/onos/apps/faultmanagement/fmmgr/pom.xml
new file mode 100644
index 00000000..86b7cb67
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmmgr/pom.xml
@@ -0,0 +1,54 @@
+<?xml version="1.0"?>
+<!--
+  ~ Copyright 2015 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<project
+        xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+        xmlns="http://maven.apache.org/POM/4.0.0"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.onosproject</groupId>
+        <artifactId>onos-app-fm</artifactId>
+        <version>1.4.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <artifactId>onos-app-fm-mgr</artifactId>
+    <packaging>bundle</packaging>
+
+    <dependencies>
+        <dependency>
+            <groupId>javax.ws.rs</groupId>
+            <artifactId>jsr311-api</artifactId>
+            <version>1.1.1</version>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-incubator-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-core-serializers</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.osgi</groupId>
+            <artifactId>org.osgi.compendium</artifactId>
+            <version>5.0.0</version>
+            <type>jar</type>
+        </dependency>
+    </dependencies>
+</project>
diff --git a/framework/src/onos/apps/faultmanagement/fmmgr/src/main/java/org/onosproject/faultmanagement/impl/AlarmsManager.java b/framework/src/onos/apps/faultmanagement/fmmgr/src/main/java/org/onosproject/faultmanagement/impl/AlarmsManager.java
new file mode 100644
index 00000000..74fe7072
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmmgr/src/main/java/org/onosproject/faultmanagement/impl/AlarmsManager.java
@@ -0,0 +1,222 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.faultmanagement.impl;
+
+import static com.google.common.base.Strings.isNullOrEmpty;
+import java.util.Dictionary;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicLong;
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Modified;
+import org.apache.felix.scr.annotations.Property;
+import static org.onlab.util.Tools.nullIsNotFound;
+
+import org.onosproject.incubator.net.faultmanagement.alarm.Alarm;
+import org.onosproject.incubator.net.faultmanagement.alarm.AlarmEntityId;
+import org.onosproject.incubator.net.faultmanagement.alarm.AlarmEvent;
+import org.onosproject.incubator.net.faultmanagement.alarm.AlarmId;
+import org.onosproject.incubator.net.faultmanagement.alarm.AlarmListener;
+import org.onosproject.incubator.net.faultmanagement.alarm.AlarmService;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DeviceId;
+import org.slf4j.Logger;
+import static org.slf4j.LoggerFactory.getLogger;
+import org.apache.felix.scr.annotations.Service;
+import static org.onlab.util.Tools.get;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.IdGenerator;
+import org.onosproject.core.CoreService;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onlab.util.ItemNotFoundException;
+import org.onosproject.incubator.net.faultmanagement.alarm.DefaultAlarm;
+import org.osgi.service.component.ComponentContext;
+
+/**
+ * Implementation of the Alarm service.
+ */
+@Component(immediate = true)
+@Service
+public class AlarmsManager implements AlarmService {
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected CoreService coreService;
+    private final Logger log = getLogger(getClass());
+    private ApplicationId appId;
+    private IdGenerator idGenerator;
+
+
+    @Property(name = "fmDevices", value = "127.0.0.1", label = "Instance-specific configurations")
+    private String devConfigs;
+
+    private final Map<AlarmId, Alarm> alarms = new ConcurrentHashMap<>();
+
+
+    private final AtomicLong alarmIdGenerator = new AtomicLong(0);
+
+    @Override
+    public Alarm update(final Alarm replacement) {
+
+        final Alarm found = alarms.get(replacement.id());
+        if (found == null) {
+            throw new ItemNotFoundException("Alarm with id " + replacement.id() + " found");
+        }
+        final Alarm updated = new DefaultAlarm.Builder(found).
+                withAcknowledged(replacement.acknowledged()).
+                withAssignedUser(replacement.assignedUser()).build();
+        alarms.put(replacement.id(), updated);
+        return updated;
+    }
+
+    @Override
+    public int getActiveAlarmCount(final DeviceId deviceId) {
+        //TODO
+        throw new UnsupportedOperationException(NOT_SUPPORTED_YET);
+    }
+    private static final String NOT_SUPPORTED_YET = "Not supported yet.";
+
+    @Override
+    public Alarm getAlarm(final AlarmId alarmId) {
+        return nullIsNotFound(
+                alarms.get(alarmId),
+                "Alarm is not found");
+    }
+
+    @Override
+    public Set<Alarm> getAlarms() {
+        //TODO
+        throw new UnsupportedOperationException(NOT_SUPPORTED_YET);
+    }
+
+    @Override
+    public Set<Alarm> getActiveAlarms() {
+        // Enpty set if no values
+        return alarms.isEmpty() ? new HashSet<>() : new HashSet<>(alarms.values());
+
+    }
+
+    private static DefaultAlarm generateFake(final DeviceId deviceId, final AlarmId alarmId) {
+
+        return new DefaultAlarm.Builder(
+                alarmId, deviceId, "NE is not reachable", Alarm.SeverityLevel.MAJOR, System.currentTimeMillis()).
+                withTimeUpdated(System.currentTimeMillis()).
+                withServiceAffecting(true)
+                .withAcknowledged(true).
+                withManuallyClearable(true)
+                .withAssignedUser("user1").build();
+    }
+
+    @Override
+    public Set<Alarm> getAlarms(final Alarm.SeverityLevel severity) {
+        //TODO
+        throw new UnsupportedOperationException(NOT_SUPPORTED_YET);
+    }
+
+    @Override
+    public Set<Alarm> getAlarms(final DeviceId deviceId) {
+        //TODO
+        throw new UnsupportedOperationException(NOT_SUPPORTED_YET);
+    }
+
+    @Override
+    public Set<Alarm> getAlarms(final DeviceId deviceId, final AlarmEntityId source) {
+        //TODO
+        throw new UnsupportedOperationException(NOT_SUPPORTED_YET);
+    }
+
+    @Override
+    public Set<Alarm> getAlarmsForLink(final ConnectPoint src, final ConnectPoint dst) {
+        //TODO
+        throw new UnsupportedOperationException(NOT_SUPPORTED_YET);
+    }
+
+    @Override
+    public Set<Alarm> getAlarmsForFlow(final DeviceId deviceId, final long flowId) {
+        //TODO
+        throw new UnsupportedOperationException(NOT_SUPPORTED_YET);
+    }
+
+    private void discoverAlarmsForDevice(final DeviceId deviceId) {
+        final AlarmId alarmId = new AlarmId(alarmIdGenerator.incrementAndGet());
+
+        // TODO In a new thread invoke SNMP Provider with DeviceId and device type and when done update our of alarms
+        //
+        alarms.put(alarmId, generateFake(deviceId, alarmId));
+
+    }
+
+    private class InternalAlarmListener implements AlarmListener {
+
+        @Override
+        public void event(final AlarmEvent event) {
+            // TODO
+            throw new UnsupportedOperationException(NOT_SUPPORTED_YET);
+        }
+    }
+
+    @Activate
+    public void activate(final ComponentContext context) {
+        log.info("Activate ...");
+        appId = coreService.registerApplication("org.onos.faultmanagement.alarms");
+        idGenerator = coreService.getIdGenerator("alarm-ids");
+        log.info("Started with appId={} idGenerator={}", appId, idGenerator);
+
+        final boolean result = modified(context);
+        log.info("modified result = {}", result);
+
+    }
+
+    @Deactivate
+    public void deactivate(final ComponentContext context) {
+        log.info("Deactivate ...");
+        //     cfgService.unregisterProperties(getClass(), false);
+
+        log.info("Stopped");
+    }
+
+    @Modified
+    public boolean modified(final ComponentContext context) {
+        log.info("context={}", context);
+        if (context == null) {
+            log.info("No configuration file");
+            return false;
+        }
+        final Dictionary<?, ?> properties = context.getProperties();
+        final String ipaddresses = get(properties, "fmDevices");
+        log.info("Settings: devConfigs={}", ipaddresses);
+        if (!isNullOrEmpty(ipaddresses)) {
+            discover(ipaddresses);
+
+        }
+        return true;
+    }
+
+    private void discover(final String ipaddresses) {
+        for (String deviceEntry : ipaddresses.split(",")) {
+            final DeviceId deviceId = DeviceId.deviceId(deviceEntry);
+            if (deviceId != null) {
+                log.info("Device {} needs to have its alarms refreshed!", deviceId);
+                discoverAlarmsForDevice(deviceId);
+            }
+        }
+    }
+
+}
diff --git a/framework/src/onos/apps/faultmanagement/fmmgr/src/main/java/org/onosproject/faultmanagement/impl/package-info.java b/framework/src/onos/apps/faultmanagement/fmmgr/src/main/java/org/onosproject/faultmanagement/impl/package-info.java
new file mode 100644
index 00000000..a3f56459
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmmgr/src/main/java/org/onosproject/faultmanagement/impl/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Fault Management application implementation.
+ */
+package org.onosproject.faultmanagement.impl;
diff --git a/framework/src/onos/apps/faultmanagement/fmweb/pom.xml b/framework/src/onos/apps/faultmanagement/fmweb/pom.xml
new file mode 100644
index 00000000..8d759710
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmweb/pom.xml
@@ -0,0 +1,141 @@
+<?xml version="1.0"?>
+<!--
+~ Copyright 2015 Open Networking Laboratory
+~
+~ Licensed under the Apache License, Version 2.0 (the "License");
+~ you may not use this file except in compliance with the License.
+~ You may obtain a copy of the License at
+~
+~     http://www.apache.org/licenses/LICENSE-2.0
+~
+~ Unless required by applicable law or agreed to in writing, software
+~ distributed under the License is distributed on an "AS IS" BASIS,
+~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+~ See the License for the specific language governing permissions and
+~ limitations under the License.
+-->
+<project
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.onosproject</groupId>
+        <artifactId>onos-app-fm</artifactId>
+        <version>1.4.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+
+    <artifactId>onos-app-fm-web</artifactId>
+    <packaging>bundle</packaging>
+    <properties>
+        <web.context>/onos/v1/fm</web.context>
+        <api.version>1.0.0</api.version>
+        <api.title>ONOS Fault Management Application REST API</api.title>
+        <api.description>
+            APIs for interacting with the Fault Management application.
+        </api.description>
+        <api.package>org.onos.faultmanagement.web</api.package>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>javax.ws.rs</groupId>
+            <artifactId>jsr311-api</artifactId>
+            <version>1.1.1</version>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-incubator-api</artifactId>
+            <version>${project.version}</version>
+            <type>jar</type>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onlab-osgi</artifactId>
+            <version>${project.version}</version>
+            <classifier>tests</classifier>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.sun.jersey</groupId>
+            <artifactId>jersey-client</artifactId>
+            <version>1.19</version>
+            <scope>test</scope>
+            <type>jar</type>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-core-common</artifactId>
+            <version>${project.version}</version>
+            <scope>test</scope>
+            <type>jar</type>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-rest</artifactId>
+            <version>${project.version}</version>
+            <scope>test</scope>
+            <type>jar</type>
+        </dependency>
+
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-rest</artifactId>
+            <version>${project.version}</version>
+            <classifier>tests</classifier>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>com.sun.jersey.jersey-test-framework</groupId>
+            <artifactId>jersey-test-framework-core</artifactId>
+            <version>1.19</version>
+        </dependency>
+
+    </dependencies>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.felix</groupId>
+                <artifactId>maven-bundle-plugin</artifactId>
+                <extensions>true</extensions>
+                <configuration>
+                    <instructions>
+                        <_wab>src/main/webapp/</_wab>
+                        <Include-Resource>
+                            WEB-INF/classes/apidoc/swagger.json=target/swagger.json,
+                            {maven-resources}
+                        </Include-Resource>
+                        <Bundle-SymbolicName>
+                            ${project.groupId}.${project.artifactId}
+                        </Bundle-SymbolicName>
+                        <Import-Package>
+                            org.slf4j,
+                            org.osgi.framework,
+                            javax.ws.rs,
+                            javax.ws.rs.core,
+                            com.sun.jersey.api.core,
+                            com.sun.jersey.spi.container.servlet,
+                            com.sun.jersey.server.impl.container.servlet,
+                            com.fasterxml.jackson.databind,
+                            com.fasterxml.jackson.databind.node,
+                            com.fasterxml.jackson.core,
+                            org.apache.karaf.shell.commands,
+                            org.apache.commons.lang.math.*,
+                            com.google.common.*,
+                            org.onlab.packet.*,
+                            org.onlab.rest.*,
+                            org.onosproject.*,
+                            org.onlab.util.*,
+                            org.jboss.netty.util.*
+                        </Import-Package>
+                        <Web-ContextPath>${web.context}</Web-ContextPath>
+                    </instructions>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
diff --git a/framework/src/onos/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/AlarmCodec.java b/framework/src/onos/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/AlarmCodec.java
new file mode 100644
index 00000000..a764c908
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/AlarmCodec.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.faultmanagement.web;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import org.onosproject.net.DeviceId;
+import org.onosproject.incubator.net.faultmanagement.alarm.Alarm;
+import org.onosproject.incubator.net.faultmanagement.alarm.AlarmEntityId;
+import org.onosproject.incubator.net.faultmanagement.alarm.AlarmId;
+import org.onosproject.incubator.net.faultmanagement.alarm.DefaultAlarm;
+import org.slf4j.Logger;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Implementation of encoder for Alarm codec.
+ */
+public final class AlarmCodec extends JsonCodec<Alarm> {
+
+    private final Logger log = getLogger(getClass());
+
+    @Override
+    public ObjectNode encode(final Alarm alarm, final CodecContext context) {
+        checkNotNull(alarm, "Alarm cannot be null");
+
+        return context.mapper().createObjectNode()
+                .put("id", alarm.id().fingerprint())
+                .put("deviceId", alarm.deviceId().toString())
+                .put("description", alarm.description())
+                .put("source",
+                        alarm.source() == null ? null
+                                : alarm.source().toString())
+                .put("timeRaised", alarm.timeRaised())
+                .put("timeUpdated", alarm.timeUpdated())
+                .put("timeCleared", alarm.timeCleared())
+                .put("severity", alarm.severity().toString())
+                .put("serviceAffecting", alarm.serviceAffecting())
+                .put("acknowledged", alarm.acknowledged())
+                .put("manuallyClearable", alarm.manuallyClearable())
+                .put("assignedUser", alarm.assignedUser());
+
+    }
+
+    @Override
+    public Alarm decode(final ObjectNode json, final CodecContext context) {
+        if (json == null || !json.isObject()) {
+            return null;
+        }
+
+        log.debug("id={}, full json={} ", json.get("id"), json);
+        final Long id = json.get("id").asLong();
+
+        final DeviceId deviceId = DeviceId.deviceId(json.get("deviceId").asText());
+        final String description = json.get("description").asText();
+        final Long timeRaised = json.get("timeRaised").asLong();
+        final Long timeUpdated = json.get("timeUpdated").asLong();
+
+        final JsonNode jsonTimeCleared = json.get("timeCleared");
+        final Long timeCleared = jsonTimeCleared == null || jsonTimeCleared.isNull() ? null : jsonTimeCleared.asLong();
+
+        final Alarm.SeverityLevel severity
+                = Alarm.SeverityLevel.valueOf(json.get("severity").asText().toUpperCase());
+
+        final Boolean serviceAffecting = json.get("serviceAffecting").asBoolean();
+        final Boolean acknowledged = json.get("acknowledged").asBoolean();
+        final Boolean manuallyClearable = json.get("manuallyClearable").asBoolean();
+
+        final JsonNode jsonAssignedUser = json.get("assignedUser");
+        final String assignedUser
+                = jsonAssignedUser == null || jsonAssignedUser.isNull() ? null : jsonAssignedUser.asText();
+
+        return new DefaultAlarm.Builder(
+                AlarmId.valueOf(id), deviceId, description, severity, timeRaised).forSource(AlarmEntityId.NONE).
+                withTimeUpdated(timeUpdated).
+                withTimeCleared(timeCleared).
+                withServiceAffecting(serviceAffecting).
+                withAcknowledged(acknowledged).
+                withManuallyClearable(manuallyClearable).
+                withAssignedUser(assignedUser).
+                build();
+
+    }
+}
diff --git a/framework/src/onos/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/AlarmsWebResource.java b/framework/src/onos/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/AlarmsWebResource.java
new file mode 100644
index 00000000..56c891cd
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/AlarmsWebResource.java
@@ -0,0 +1,148 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.faultmanagement.web;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import java.io.IOException;
+import java.io.InputStream;
+import org.onosproject.rest.AbstractWebResource;
+
+import javax.ws.rs.core.Response;
+import org.onosproject.incubator.net.faultmanagement.alarm.Alarm;
+import org.onosproject.incubator.net.faultmanagement.alarm.AlarmId;
+
+import javax.ws.rs.Consumes;
+import javax.ws.rs.DefaultValue;
+import javax.ws.rs.GET;
+import javax.ws.rs.PUT;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.QueryParam;
+import javax.ws.rs.core.MediaType;
+import org.onosproject.codec.CodecService;
+import org.onosproject.incubator.net.faultmanagement.alarm.AlarmService;
+import org.slf4j.Logger;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Alarms on devices or ONOS.
+ */
+@Path("alarms")
+public class AlarmsWebResource extends AbstractWebResource {
+
+    public static final String ALARM_NOT_FOUND = "Alarm is not found";
+
+    private final Logger log = getLogger(getClass());
+
+    public AlarmsWebResource() {
+        get(CodecService.class).registerCodec(Alarm.class, new AlarmCodec());
+    }
+
+    /**
+     * Get all alarms. Returns a list of all alarms across all devices.
+     *
+     * @param includeCleared include recently cleared alarms in response
+     * @return JSON encoded set of alarms
+     */
+    @GET
+    @Produces(MediaType.APPLICATION_JSON)
+    public Response getAlarms(@DefaultValue("false") @QueryParam("includeCleared") final boolean includeCleared
+    ) {
+
+        log.info("Requesting all alarms, includeCleared={}", includeCleared);
+        final AlarmService service = get(AlarmService.class);
+
+        final Iterable<Alarm> alarms = includeCleared
+                ? service.getAlarms()
+                : service.getActiveAlarms();
+
+        final ObjectNode result = new ObjectMapper().createObjectNode();
+        result.set("alarms",
+                codec(Alarm.class).
+                encode(alarms, this));
+        return ok(result.toString()).build();
+
+    }
+
+    /**
+     * Get specified alarm. Returns details of the specified alarm.
+     *
+     * @param id ONOS allocated identifier
+     * @return JSON encoded alarm
+     */
+    @GET
+    @Path("{id}")
+    @Produces(MediaType.APPLICATION_JSON)
+    public Response getAlarm(@PathParam("id") final String id) {
+        log.info("HTTP GET alarm for id={}", id);
+
+        final AlarmId alarmId = toAlarmId(id);
+        final Alarm alarm = get(AlarmService.class).getAlarm(alarmId);
+
+        final ObjectNode result = mapper().createObjectNode();
+        result.set("alarm", codec(Alarm.class).encode(alarm, this));
+        return ok(result.toString()).build();
+    }
+
+    /**
+     * Update book-keeping fields on the alarm. Returns an up-to-date version of the alarm. Some of its fields may have
+     * been updated since the REST client last retrieved the alarm being updated.
+     *
+     * @param alarmIdPath
+     * @param stream input JSON
+     * @return updated JSON encoded alarm
+     */
+    @PUT
+    @Path("{alarm_id}")
+    @Consumes(MediaType.APPLICATION_JSON)
+    @Produces(MediaType.APPLICATION_JSON)
+    public Response update(@PathParam("alarm_id") final String alarmIdPath, final InputStream stream) {
+        log.info("PUT NEW ALARM at /{}", alarmIdPath);
+
+        try {
+            final ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream);
+            log.info("jsonTree={}", jsonTree);
+
+            final Alarm alarm = codec(Alarm.class).decode(jsonTree, this);
+
+            final AlarmService service = get(AlarmService.class);
+
+            if (Long.parseLong(alarmIdPath) != alarm.id().fingerprint()) {
+                throw new IllegalArgumentException("id in path is " + Long.parseLong(alarmIdPath)
+                        + " but payload uses id=" + alarm.id().fingerprint());
+
+            }
+            final Alarm updated = service.update(alarm);
+            final ObjectNode encoded = new AlarmCodec().encode(updated, this);
+            return ok(encoded.toString()).build();
+
+        } catch (IOException ioe) {
+            throw new IllegalArgumentException(ioe);
+        }
+    }
+
+    private static AlarmId toAlarmId(final String id) {
+        try {
+            return AlarmId.valueOf(Long.parseLong(id));
+        } catch (NumberFormatException ex) {
+            throw new IllegalArgumentException("Alarm id should be numeric", ex);
+        }
+
+    }
+
+}
diff --git a/framework/src/onos/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/package-info.java b/framework/src/onos/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/package-info.java
new file mode 100644
index 00000000..9c291231
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Fault management web support.
+ */
+package org.onosproject.faultmanagement.web;
diff --git a/framework/src/onos/apps/faultmanagement/fmweb/src/main/webapp/WEB-INF/web.xml b/framework/src/onos/apps/faultmanagement/fmweb/src/main/webapp/WEB-INF/web.xml
new file mode 100644
index 00000000..18671f01
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmweb/src/main/webapp/WEB-INF/web.xml
@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+~ Copyright 2015 Open Networking Laboratory
+~
+~ Licensed under the Apache License, Version 2.0 (the "License");
+~ you may not use this file except in compliance with the License.
+~ You may obtain a copy of the License at
+~
+~     http://www.apache.org/licenses/LICENSE-2.0
+~
+~ Unless required by applicable law or agreed to in writing, software
+~ distributed under the License is distributed on an "AS IS" BASIS,
+~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+~ See the License for the specific language governing permissions and
+~ limitations under the License.
+-->
+<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee"
+         xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
+         xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
+         id="ONOS" version="2.5">
+    <display-name>FM2 REST API v1.0</display-name>
+
+    <servlet>
+        <servlet-name>JAX-RS Service</servlet-name>
+        <servlet-class>com.sun.jersey.spi.container.servlet.ServletContainer</servlet-class>
+        <init-param>
+            <param-name>com.sun.jersey.config.property.resourceConfigClass</param-name>
+            <param-value>com.sun.jersey.api.core.ClassNamesResourceConfig</param-value>
+        </init-param>
+        <init-param>
+            <param-name>com.sun.jersey.config.property.classnames</param-name>
+            <param-value>
+                org.onosproject.faultmanagement.web.AlarmsWebResource</param-value>
+        </init-param>
+        <load-on-startup>10</load-on-startup>
+    </servlet>
+
+    <servlet-mapping>
+        <servlet-name>JAX-RS Service</servlet-name>
+        <url-pattern>/*</url-pattern>
+    </servlet-mapping>
+</web-app>
diff --git a/framework/src/onos/apps/faultmanagement/fmweb/src/test/java/org/onosproject/faultmanagement/web/AlarmCodecContext.java b/framework/src/onos/apps/faultmanagement/fmweb/src/test/java/org/onosproject/faultmanagement/web/AlarmCodecContext.java
new file mode 100644
index 00000000..89886e8a
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmweb/src/test/java/org/onosproject/faultmanagement/web/AlarmCodecContext.java
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.faultmanagement.web;
+
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.onosproject.incubator.net.faultmanagement.alarm.Alarm;
+
+/**
+ * Mock codec context for use in codec unit tests.
+ */
+public class AlarmCodecContext implements CodecContext {
+
+    private final ObjectMapper mapper = new ObjectMapper();
+    private final Map<Class<?>, JsonCodec> codecs = new ConcurrentHashMap<>();
+
+    /**
+     * Constructs a new mock codec context.
+     */
+    public AlarmCodecContext() {
+        codecs.clear();
+        registerCodec(Alarm.class, new AlarmCodec());
+
+    }
+
+    @Override
+    public ObjectMapper mapper() {
+        return mapper;
+    }
+
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> T getService(Class<T> serviceClass) {
+        // TODO
+        return null;
+    }
+
+    /**
+     * Registers the specified JSON codec for the given entity class.
+     *
+     * @param entityClass entity class
+     * @param codec       JSON codec
+     * @param <T>         entity type
+     */
+    public <T> void registerCodec(Class<T> entityClass, JsonCodec<T> codec) {
+        codecs.putIfAbsent(entityClass, codec);
+    }
+
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> JsonCodec<T> codec(Class<T> entityClass) {
+        return codecs.get(entityClass);
+    }
+}
diff --git a/framework/src/onos/apps/faultmanagement/fmweb/src/test/java/org/onosproject/faultmanagement/web/AlarmCodecTest.java b/framework/src/onos/apps/faultmanagement/fmweb/src/test/java/org/onosproject/faultmanagement/web/AlarmCodecTest.java
new file mode 100644
index 00000000..3009b99a
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmweb/src/test/java/org/onosproject/faultmanagement/web/AlarmCodecTest.java
@@ -0,0 +1,140 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.faultmanagement.web;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import java.io.IOException;
+import java.io.InputStream;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+import static org.hamcrest.Matchers.nullValue;
+
+import org.junit.Test;
+import org.onosproject.codec.JsonCodec;
+import static org.onosproject.faultmanagement.web.AlarmJsonMatcher.matchesAlarm;
+import org.onosproject.net.DeviceId;
+import org.onosproject.incubator.net.faultmanagement.alarm.Alarm;
+import org.onosproject.incubator.net.faultmanagement.alarm.AlarmEntityId;
+import org.onosproject.incubator.net.faultmanagement.alarm.AlarmId;
+import org.onosproject.incubator.net.faultmanagement.alarm.DefaultAlarm;
+
+public class AlarmCodecTest {
+
+    private final AlarmCodecContext context = new AlarmCodecContext();
+
+    // Use this to check handling for miminal Alarm
+    private final Alarm alarmMinimumFields = new DefaultAlarm.Builder(
+            new AlarmId(44),
+            DeviceId.deviceId("of:2222000000000000"),
+            "NE unreachable",
+            Alarm.SeverityLevel.CLEARED,
+            1).
+            build();
+
+    // Use this to check handling for fully populated Alarm
+    private final Alarm alarmWithSource = new DefaultAlarm.Builder(
+            new AlarmId(44),
+            DeviceId.deviceId("of:2222000000000000"),
+            "NE unreachable",
+            Alarm.SeverityLevel.CLEARED, 1).
+            forSource(AlarmEntityId.alarmEntityId("port:1/2/3/4")).
+            withTimeUpdated(2).
+            withTimeCleared(3L).
+            withServiceAffecting(true).
+            withAcknowledged(true).
+            withManuallyClearable(true).
+            withAssignedUser("the assigned user").build();
+
+    @Test
+    public void alarmCodecTestWithOptionalFieldMissing() {
+        //context.registerService(AlarmService.class, new AlarmServiceAdapter());
+        final JsonCodec<Alarm> codec = context.codec(Alarm.class);
+        assertThat(codec, is(notNullValue()));
+
+        final ObjectNode alarmJson = codec.encode(alarmMinimumFields, context);
+        assertThat(alarmJson, notNullValue());
+        assertThat(alarmJson, matchesAlarm(alarmMinimumFields));
+
+    }
+
+    @Test
+    public void alarmCodecTestWithOptionalField() {
+        final JsonCodec<Alarm> codec = context.codec(Alarm.class);
+        assertThat(codec, is(notNullValue()));
+
+        final ObjectNode alarmJson = codec.encode(alarmWithSource, context);
+        assertThat(alarmJson, notNullValue());
+        assertThat(alarmJson, matchesAlarm(alarmWithSource));
+
+    }
+
+    @Test
+    public void verifyMinimalAlarmIsEncoded() throws Exception {
+        final JsonCodec<Alarm> alarmCodec = context.codec(Alarm.class);
+
+        final Alarm alarm = getDecodedAlarm(alarmCodec, "alarm-minimal.json");
+        assertCommon(alarm);
+
+        assertThat(alarm.timeCleared(), nullValue());
+        assertThat(alarm.assignedUser(), nullValue());
+
+    }
+
+    @Test
+    public void verifyFullyLoadedAlarmIsEncoded() throws Exception {
+        final JsonCodec<Alarm> alarmCodec = context.codec(Alarm.class);
+
+        final Alarm alarm = getDecodedAlarm(alarmCodec, "alarm-full.json");
+        assertCommon(alarm);
+
+        assertThat(alarm.timeCleared(), is(2222L));
+        assertThat(alarm.assignedUser(), is("foo"));
+
+    }
+
+    private void assertCommon(final Alarm alarm) {
+        assertThat(alarm.id(), is(new AlarmId(10L)));
+        assertThat(alarm.description(), is("NE is not reachable"));
+        assertThat(alarm.source(), is(AlarmEntityId.NONE));
+        assertThat(alarm.timeRaised(), is(999L));
+        assertThat(alarm.timeUpdated(), is(1111L));
+        assertThat(alarm.severity(), is(Alarm.SeverityLevel.MAJOR));
+        assertThat(alarm.serviceAffecting(), is(true));
+        assertThat(alarm.acknowledged(), is(false));
+        assertThat(alarm.manuallyClearable(), is(true));
+    }
+
+    /**
+     * Reads in a rule from the given resource and decodes it.
+     *
+     * @param resourceName resource to use to read the JSON for the rule
+     * @return decoded flow rule
+     * @throws IOException if processing the resource failsdecode
+     */
+    private Alarm getDecodedAlarm(final JsonCodec<Alarm> codec, final String resourceName) throws IOException {
+        final InputStream jsonStream = AlarmCodecTest.class
+                .getResourceAsStream(resourceName);
+        final JsonNode json = context.mapper().readTree(jsonStream);
+        assertThat(json, notNullValue());
+        final Alarm result = codec.decode((ObjectNode) json, context);
+        assertThat(result, notNullValue());
+        return result;
+    }
+
+
+}
diff --git a/framework/src/onos/apps/faultmanagement/fmweb/src/test/java/org/onosproject/faultmanagement/web/AlarmJsonMatcher.java b/framework/src/onos/apps/faultmanagement/fmweb/src/test/java/org/onosproject/faultmanagement/web/AlarmJsonMatcher.java
new file mode 100644
index 00000000..14bb45f3
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmweb/src/test/java/org/onosproject/faultmanagement/web/AlarmJsonMatcher.java
@@ -0,0 +1,135 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.faultmanagement.web;
+
+import org.hamcrest.Description;
+import org.hamcrest.TypeSafeDiagnosingMatcher;
+import org.onosproject.incubator.net.faultmanagement.alarm.Alarm;
+
+import com.fasterxml.jackson.databind.JsonNode;
+
+/**
+ * Hamcrest matcher for alarms.
+ */
+public final class AlarmJsonMatcher extends TypeSafeDiagnosingMatcher<JsonNode> {
+
+    private final Alarm alarm;
+
+    private AlarmJsonMatcher(final Alarm alarm) {
+        this.alarm = alarm;
+    }
+
+    @Override
+    public boolean matchesSafely(final JsonNode jsonAlarm, final Description description) {
+        final String jsonAlarmId = jsonAlarm.get("id").asText();
+        final String alarmId = Long.toString(alarm.id().fingerprint());
+        if (!jsonAlarmId.equals(alarmId)) {
+            description.appendText("alarm id was " + jsonAlarmId);
+            return false;
+        }
+
+        final String jsonDeviceId = jsonAlarm.get("deviceId").asText();
+        final String alarmDeviceId = alarm.deviceId().toString();
+        if (!jsonDeviceId.equals(alarmDeviceId)) {
+            description.appendText("DeviceId was " + jsonDeviceId);
+            return false;
+        }
+
+
+        final String jsonDescription = jsonAlarm.get("description").asText();
+        final String alarmDesc = alarm.description();
+        if (!jsonDescription.equals(alarmDesc)) {
+            description.appendText("description was " + jsonDescription);
+            return false;
+        }
+
+        final long jsonTimeRaised = jsonAlarm.get("timeRaised").asLong();
+        final long timeRaised = alarm.timeRaised();
+        if (timeRaised != jsonTimeRaised) {
+            description.appendText("timeRaised was " + jsonTimeRaised);
+            return false;
+        }
+
+
+        final long jsonTimeUpdated = jsonAlarm.get("timeUpdated").asLong();
+        final long timeUpdated = alarm.timeUpdated();
+        if (timeUpdated != jsonTimeUpdated) {
+            description.appendText("timeUpdated was " + jsonTimeUpdated);
+            return false;
+        }
+
+        final JsonNode jsonTimeClearedNode = jsonAlarm.get("timeCleared");
+
+        if (alarm.timeCleared() != null) {
+            final Long jsonTimeCleared = jsonTimeClearedNode.longValue();
+            final Long timeCleared = alarm.timeCleared();
+
+            if (!timeCleared.equals(jsonTimeCleared)) {
+                description.appendText("Time Cleared was " + jsonTimeCleared);
+                return false;
+            }
+        } else {
+            //  No clear time not specified, JSON representation must be empty
+            if (!jsonTimeClearedNode.isNull()) {
+                description.appendText("Time Cleared should be null");
+                return false;
+            }
+        }
+
+        final String jsonSeverity = jsonAlarm.get("severity").asText();
+        final String severity = alarm.severity().toString();
+        if (!severity.equals(jsonSeverity)) {
+            description.appendText("severity was " + jsonSeverity);
+            return false;
+        }
+
+        final JsonNode jsonAlarmNode = jsonAlarm.get("source");
+
+        if (alarm.source() != null) {
+            final String jsonSource = jsonAlarmNode.textValue();
+            final String source = alarm.source().toString();
+
+            if (!source.equals(jsonSource)) {
+                description.appendText("source was " + jsonSource);
+                return false;
+            }
+        } else {
+            //  source not specified, JSON representation must be empty
+            if (!jsonAlarmNode.isNull()) {
+                description.appendText("source should be null");
+                return false;
+            }
+        }
+
+        // In progress
+        return true;
+    }
+
+    @Override
+    public void describeTo(final Description description) {
+        description.appendText(alarm.toString());
+    }
+
+    /**
+     * Factory to allocate a alarm matcher.
+     *
+     * @param alarm alarm object we are looking for
+     * @return matcher
+     */
+    public static AlarmJsonMatcher matchesAlarm(final Alarm alarm) {
+        return new AlarmJsonMatcher(alarm);
+    }
+}
diff --git a/framework/src/onos/apps/faultmanagement/fmweb/src/test/java/org/onosproject/faultmanagement/web/AlarmsWebResourceTest.java b/framework/src/onos/apps/faultmanagement/fmweb/src/test/java/org/onosproject/faultmanagement/web/AlarmsWebResourceTest.java
new file mode 100644
index 00000000..0b7d9811
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmweb/src/test/java/org/onosproject/faultmanagement/web/AlarmsWebResourceTest.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.faultmanagement.web;
+
+import com.sun.jersey.api.client.WebResource;
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.containsString;
+import static org.hamcrest.Matchers.not;
+import org.junit.Ignore;
+import org.onlab.osgi.ServiceDirectory;
+import org.onlab.osgi.TestServiceDirectory;
+import org.onlab.rest.BaseResource;
+import org.onosproject.codec.CodecService;
+import org.onosproject.codec.impl.CodecManager;
+import org.onosproject.rest.ResourceTest;
+
+/**
+ * Test of the Fault Management Web REST API for Alarms.
+ */
+public class AlarmsWebResourceTest extends ResourceTest {
+
+    @Before
+    public void setUp() {
+
+        final CodecManager codecService = new CodecManager();
+        codecService.activate();
+
+        final ServiceDirectory testDirectory
+                = new TestServiceDirectory()
+                // Currently no alarms-service implemented
+                // .add(AlarmsService.class, alarmsService)
+                .add(CodecService.class, codecService);
+        BaseResource.setServiceDirectory(testDirectory);
+    }
+
+    @Test
+    @Ignore
+    public void getAllAlarms() {
+        final WebResource rs = resource();
+        final String response = rs.path("/alarms").get(String.class);
+        // Ensure hard-coded alarms returned okay
+        assertThat(response, containsString("\"NE is not reachable\","));
+        assertThat(response, containsString("\"Equipment Missing\","));
+    }
+
+    @Test
+    @Ignore
+    public void getAlarm() {
+        final WebResource rs = resource();
+        final String response = rs.path("/alarms/1").get(String.class);
+        // Ensure hard-coded alarms returned okay
+        assertThat(response, containsString("\"NE is not reachable\","));
+        assertThat(response, not(containsString("\"Equipment Missing\",")));
+    }
+
+}
diff --git a/framework/src/onos/apps/faultmanagement/fmweb/src/test/resources/org/onosproject/faultmanagement/web/alarm-full.json b/framework/src/onos/apps/faultmanagement/fmweb/src/test/resources/org/onosproject/faultmanagement/web/alarm-full.json
new file mode 100644
index 00000000..215fc938
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmweb/src/test/resources/org/onosproject/faultmanagement/web/alarm-full.json
@@ -0,0 +1,15 @@
+{
+  "id": 10,
+  "deviceId": "of:123",
+  "description": "NE is not reachable",
+  "source": "none:none",
+  "timeRaised": 999,
+  "timeUpdated": 1111,
+  "timeUpdated": 1111,
+  "timeCleared": 2222,
+  "severity": "MAJOR",
+  "serviceAffecting": true,
+  "acknowledged": false,
+  "manuallyClearable": true,
+  "assignedUser": "foo"
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/faultmanagement/fmweb/src/test/resources/org/onosproject/faultmanagement/web/alarm-minimal.json b/framework/src/onos/apps/faultmanagement/fmweb/src/test/resources/org/onosproject/faultmanagement/web/alarm-minimal.json
new file mode 100644
index 00000000..4a24db09
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/fmweb/src/test/resources/org/onosproject/faultmanagement/web/alarm-minimal.json
@@ -0,0 +1,12 @@
+{
+  "id": 10,
+  "deviceId": "of:123",
+  "description": "NE is not reachable",
+  "source": "none:none",
+  "timeRaised": 999,
+  "timeUpdated": 1111,
+  "severity": "MAJOR",
+  "serviceAffecting": true,
+  "acknowledged": false,
+  "manuallyClearable": true
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/faultmanagement/pom.xml b/framework/src/onos/apps/faultmanagement/pom.xml
new file mode 100644
index 00000000..e7bb6a1b
--- /dev/null
+++ b/framework/src/onos/apps/faultmanagement/pom.xml
@@ -0,0 +1,56 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2014 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.onosproject</groupId>
+        <artifactId>onos-apps</artifactId>
+        <version>1.4.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <artifactId>onos-app-fm</artifactId>
+    <packaging>pom</packaging>
+
+    <description>ONOS framework applications</description>
+
+    <modules>
+        <module>fmmgr</module>
+        <module>fmweb</module>
+        <module>app</module>
+  	</modules>
+  	<dependencies>
+  	    <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onlab-junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava-testlib</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.easymock</groupId>
+            <artifactId>easymock</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+</project>
diff --git a/framework/src/onos/apps/iptopology-api/pom.xml b/framework/src/onos/apps/iptopology-api/pom.xml
new file mode 100644
index 00000000..50cb4adc
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/pom.xml
@@ -0,0 +1,29 @@
+<!--
+  ~ Copyright 2015 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.onosproject</groupId>
+        <artifactId>onos-apps</artifactId>
+        <version>1.4.0-SNAPSHOT</version>
+    </parent>
+    <artifactId>onos-app-iptopology-api</artifactId>
+    <packaging>bundle</packaging>
+
+    <description>IP Layer Topology API</description>
+</project>
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/AreaId.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/AreaId.java
new file mode 100644
index 00000000..79a326da
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/AreaId.java
@@ -0,0 +1,70 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import static com.google.common.base.MoreObjects.toStringHelper;

+

+import java.util.Objects;

+

+/**

+ * Area identifier class (32 Bit Area-ID).

+ */

+public class AreaId {

+    private final int areaId;

+

+    /**

+     * Constructor to set area identifier.

+     *

+     * @param areaId area id

+     */

+    public AreaId(int areaId) {

+        this.areaId = areaId;

+    }

+

+    /**

+     * obtain area identifier.

+     *

+     * @return area identifier

+     */

+    public int areaId() {

+        return areaId;

+    }

+

+    @Override

+    public int hashCode() {

+        return Objects.hash(areaId);

+    }

+

+    @Override

+    public boolean equals(Object obj) {

+        if (this == obj) {

+            return true;

+        }

+

+        if (obj instanceof AreaId) {

+            AreaId other = (AreaId) obj;

+            return Objects.equals(areaId, other.areaId);

+        }

+        return false;

+    }

+

+    @Override

+    public String toString() {

+        return toStringHelper(this)

+                .add("areaId", areaId)

+                .toString();

+    }

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/AsNumber.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/AsNumber.java
new file mode 100644
index 00000000..3159b20a
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/AsNumber.java
@@ -0,0 +1,70 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import static com.google.common.base.MoreObjects.toStringHelper;

+

+import java.util.Objects;

+

+/**

+ * Autonomous system Number class (32 Bit ASNumber).

+ */

+public class AsNumber {

+    private final int asNum;

+

+    /**

+     * Constructor to set As number.

+     *

+     * @param asNum As number

+     */

+    public AsNumber(int asNum) {

+        this.asNum = asNum;

+    }

+

+    /**

+     * Obtain autonomous system number.

+     *

+     * @return autonomous system number

+     */

+    public int asNum() {

+        return asNum;

+    }

+

+    @Override

+    public int hashCode() {

+        return Objects.hash(asNum);

+    }

+

+    @Override

+    public boolean equals(Object obj) {

+        if (this == obj) {

+            return true;

+        }

+

+        if (obj instanceof AsNumber) {

+            AsNumber other = (AsNumber) obj;

+            return Objects.equals(asNum, other.asNum);

+        }

+        return false;

+    }

+

+    @Override

+    public String toString() {

+        return toStringHelper(this)

+                .add("asNum", asNum)

+                .toString();

+    }

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Color.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Color.java
new file mode 100644
index 00000000..cb38fa67
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Color.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents administrative group color.
+ * bit mask - least significant bit is referred to as 'group 0',
+ * and the most significant bit is referred to as 'group 31'
+ */
+public class Color {
+    private final int color;
+
+    /**
+     * Constructor to initialize its parameter.
+     *
+     * @param color assigned by the network administrator
+     */
+    public Color(int color) {
+        this.color = color;
+    }
+
+    /**
+     * Obtains administrative group.
+     *
+     * @return administrative group
+     */
+    public int color() {
+        return color;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(color);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof Color) {
+            Color other = (Color) obj;
+            return Objects.equals(color, other.color);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("color", color)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DefaultDeviceIntf.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DefaultDeviceIntf.java
new file mode 100644
index 00000000..e40cbfc0
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DefaultDeviceIntf.java
@@ -0,0 +1,79 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import static com.google.common.base.MoreObjects.toStringHelper;

+

+import java.util.Objects;

+

+import org.onosproject.net.Element;

+

+/**

+ * Default Device interface implementation.

+ */

+public class DefaultDeviceIntf implements DeviceIntf {

+

+    private final Element element;

+    private final DeviceInterface deviceInterface;

+

+    /**

+     * Constructor to initialize device interface parameters.

+     *

+     * @param element parent network element

+     * @param deviceInterface device interface

+     */

+    public DefaultDeviceIntf(Element element, DeviceInterface deviceInterface) {

+        this.element = element;

+        this.deviceInterface = deviceInterface;

+    }

+

+    @Override

+    public Element element() {

+        return element;

+    }

+

+    @Override

+    public DeviceInterface deviceInterface() {

+        return deviceInterface;

+    }

+

+    @Override

+    public int hashCode() {

+        return Objects.hash(element, deviceInterface);

+    }

+

+    @Override

+    public boolean equals(Object obj) {

+        if (this == obj) {

+            return true;

+        }

+

+        if (obj instanceof DefaultDeviceIntf) {

+            final DefaultDeviceIntf other = (DefaultDeviceIntf) obj;

+            return Objects.equals(this.element.id(), other.element.id())

+                    && Objects.equals(this.deviceInterface, other.deviceInterface);

+        }

+        return false;

+    }

+

+    @Override

+    public String toString() {

+        return toStringHelper(this)

+                .add("element", element.id())

+                .add("deviceInterface", deviceInterface)

+                .toString();

+    }

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DefaultDevicePrefix.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DefaultDevicePrefix.java
new file mode 100644
index 00000000..2b1dde6f
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DefaultDevicePrefix.java
@@ -0,0 +1,95 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import org.onosproject.net.AbstractAnnotated;

+import org.onosproject.net.Annotations;

+import org.onosproject.net.Element;

+

+import java.util.Objects;

+

+import static com.google.common.base.MoreObjects.toStringHelper;

+

+/**

+ * Default Device prefix implementation.

+ */

+public class DefaultDevicePrefix extends AbstractAnnotated implements DevicePrefix {

+

+    private final Element element;

+    private final PrefixIdentifier prefixIdentifier;

+    private final PrefixTed prefixTed;

+

+    /**

+     * Creates a network device prefix attributed to the specified element.

+     *

+     * @param element           parent network element

+     * @param prefixIdentifier  prefix identifier

+     * @param prefixTed         prefid traffic engineering parameters

+     * @param annotations       optional key/value annotations

+     */

+    public DefaultDevicePrefix(Element element, PrefixIdentifier prefixIdentifier,

+                               PrefixTed prefixTed, Annotations... annotations) {

+        super(annotations);

+        this.element = element;

+        this.prefixIdentifier = prefixIdentifier;

+        this.prefixTed = prefixTed;

+    }

+

+    @Override

+    public Element element() {

+        return element;

+    }

+

+    @Override

+    public PrefixIdentifier prefixIdentifier() {

+        return prefixIdentifier;

+    }

+

+    @Override

+    public PrefixTed prefixTed() {

+        return prefixTed;

+    }

+

+    @Override

+    public int hashCode() {

+        return Objects.hash(element, prefixIdentifier, prefixTed);

+    }

+

+    @Override

+    public boolean equals(Object obj) {

+        if (this == obj) {

+            return true;

+        }

+        if (obj instanceof DefaultDevicePrefix) {

+            final DefaultDevicePrefix other = (DefaultDevicePrefix) obj;

+            return Objects.equals(this.element.id(), other.element.id()) &&

+                    Objects.equals(this.prefixIdentifier, other.prefixIdentifier) &&

+                    Objects.equals(this.prefixTed, other.prefixTed) &&

+                    Objects.equals(this.annotations(), other.annotations());

+        }

+        return false;

+    }

+

+    @Override

+    public String toString() {

+        return toStringHelper(this)

+                .omitNullValues()

+                .add("element", element.id())

+                .add("prefixIdentifier", prefixIdentifier)

+                .add("prefixTed", prefixTed)

+                .toString();

+    }

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DefaultIpDevice.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DefaultIpDevice.java
new file mode 100644
index 00000000..a2d0165c
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DefaultIpDevice.java
@@ -0,0 +1,113 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import org.onosproject.net.AbstractElement;

+import org.onosproject.net.Annotations;

+import org.onosproject.net.DeviceId;

+import org.onosproject.net.provider.ProviderId;

+

+import java.util.Objects;

+

+import static com.google.common.base.MoreObjects.toStringHelper;

+

+/**

+ * Default ip device model implementation.

+ */

+public class DefaultIpDevice extends AbstractElement implements IpDevice {

+

+    private final Type type;

+    private final IpDeviceIdentifier deviceIdentifier;

+    private final DeviceTed deviceTed;

+

+

+    /**

+     * For Serialization.

+     */

+    private DefaultIpDevice() {

+        this.type = null;

+        this.deviceIdentifier = null;

+        this.deviceTed = null;

+    }

+

+    /**

+     * Creates a network element attributed to the specified provider.

+     *

+     * @param providerId   identity of the provider

+     * @param id           device identifier

+     * @param type         device type

+     * @param deviceIdentifier provides device identifier details

+     * @param deviceTed device traffic engineering parameters

+     * @param annotations  optional key/value annotations

+     */

+    public DefaultIpDevice(ProviderId providerId, DeviceId id, Type type,

+                         IpDeviceIdentifier deviceIdentifier, DeviceTed deviceTed,

+                         Annotations... annotations) {

+        super(providerId, id, annotations);

+        this.type = type;

+        this.deviceIdentifier = deviceIdentifier;

+        this.deviceTed = deviceTed;

+    }

+

+    @Override

+    public DeviceId id() {

+        return (DeviceId) id;

+    }

+

+    @Override

+    public Type type() {

+        return type;

+    }

+

+    @Override

+    public IpDeviceIdentifier deviceIdentifier() {

+        return deviceIdentifier;

+    }

+

+    @Override

+    public DeviceTed deviceTed() {

+        return deviceTed; }

+

+    @Override

+    public int hashCode() {

+        return Objects.hash(type, deviceIdentifier, deviceTed);

+    }

+

+    @Override

+    public boolean equals(Object obj) {

+        if (this == obj) {

+            return true;

+        }

+

+        if (obj instanceof DefaultIpDevice) {

+            final DefaultIpDevice other = (DefaultIpDevice) obj;

+            return Objects.equals(this.id, other.id) &&

+                    Objects.equals(this.type, other.type) &&

+                    Objects.equals(this.deviceIdentifier, other.deviceIdentifier) &&

+                    Objects.equals(this.deviceTed, other.deviceTed);

+        }

+        return false;

+    }

+    @Override

+    public String toString() {

+        return toStringHelper(this)

+                .omitNullValues()

+                .add("id", id)

+                .add("deviceIdentifier", deviceIdentifier)

+                .add("deviceTed", deviceTed)

+                .toString();

+    }

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DefaultIpLink.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DefaultIpLink.java
new file mode 100644
index 00000000..41f06047
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DefaultIpLink.java
@@ -0,0 +1,105 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import org.onosproject.net.AbstractModel;

+import org.onosproject.net.Annotations;

+import org.onosproject.net.provider.ProviderId;

+

+import java.util.Objects;

+

+import static com.google.common.base.MoreObjects.toStringHelper;

+

+/**

+ * This class provides Link identifier and link ted details.

+ */

+public class DefaultIpLink extends AbstractModel implements IpLink {

+

+    private final TerminationPoint src;

+    private final TerminationPoint dst;

+    private final IpLinkIdentifier linkIdentifier;

+    private final LinkTed linkTed;

+

+    /**

+     * Constructor to initialize its parameters.

+     *

+     * @param src            link source termination point

+     * @param dst            link destination termination point

+     * @param linkIdentifier provides link identifier details

+     * @param linkTed        provides link traffic engineering details

+     * @param annotations    optional key/value annotations

+     */

+    public DefaultIpLink(ProviderId providerId, TerminationPoint src, TerminationPoint dst,

+                         IpLinkIdentifier linkIdentifier, LinkTed linkTed,

+                         Annotations... annotations) {

+        super(providerId, annotations);

+        this.src = src;

+        this.dst = dst;

+        this.linkIdentifier = linkIdentifier;

+        this.linkTed = linkTed;

+    }

+

+    @Override

+    public TerminationPoint src() {

+        return src;

+    }

+

+    @Override

+    public TerminationPoint dst() {

+        return dst;

+    }

+

+    @Override

+    public IpLinkIdentifier linkIdentifier() {

+        return linkIdentifier;

+    }

+

+    @Override

+    public LinkTed linkTed() {

+        return linkTed;

+    }

+

+    @Override

+    public int hashCode() {

+        return Objects.hash(src, dst, linkIdentifier, linkTed);

+    }

+

+    @Override

+    public boolean equals(Object obj) {

+        if (this == obj) {

+            return true;

+        }

+        if (obj instanceof DefaultIpLink) {

+            final DefaultIpLink other = (DefaultIpLink) obj;

+            return Objects.equals(this.src, other.src) &&

+                    Objects.equals(this.dst, other.dst) &&

+                    Objects.equals(this.linkIdentifier, other.linkIdentifier) &&

+                    Objects.equals(this.linkTed, other.linkTed);

+        }

+        return false;

+    }

+

+    @Override

+    public String toString() {

+        return toStringHelper(this)

+                .omitNullValues()

+                .add("src", src)

+                .add("dst", dst)

+                .add("linkIdentifier", linkIdentifier)

+                .add("linkTed", linkTed)

+                .toString();

+    }

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DeviceInterface.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DeviceInterface.java
new file mode 100644
index 00000000..131aa623
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DeviceInterface.java
@@ -0,0 +1,100 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import java.util.Objects;

+

+import org.onlab.packet.Ip4Address;

+import org.onlab.packet.Ip6Address;

+

+import com.google.common.base.MoreObjects;

+

+/**

+ * Representation of device interface.

+ */

+public class DeviceInterface {

+    private final Ip4Address ip4Address;

+    private final Ip6Address ip6Address;

+    private final InterfaceIdentifier interfaceId;

+

+    /**

+     * Constructor to initialize its parameter.

+     *

+     * @param ip4Address ipv4 interface address

+     * @param ip6Address ipv6 interface address

+     * @param interfaceId interface Identifier

+     */

+    public DeviceInterface(Ip4Address ip4Address, Ip6Address ip6Address, InterfaceIdentifier interfaceId) {

+        this.ip4Address = ip4Address;

+        this.ip6Address = ip6Address;

+        this.interfaceId = interfaceId;

+    }

+

+    /**

+     * obtains ipv4 address of an interface.

+     *

+     * @return ipv4 interface address

+     */

+    public Ip4Address ip4Address() {

+        return ip4Address;

+    }

+

+    /**

+     * obtains ipv6 interface address.

+     *

+     * @return ipv6 interface address

+     */

+    public Ip6Address ip6Address() {

+        return ip6Address;

+    }

+

+    /**

+     * obtains interface identifier.

+     *

+     * @return interface identifier

+     */

+    public InterfaceIdentifier interfaceId() {

+        return interfaceId;

+    }

+

+    @Override

+    public int hashCode() {

+        return Objects.hash(ip4Address, ip6Address, interfaceId);

+    }

+

+    @Override

+    public boolean equals(Object obj) {

+        if (this == obj) {

+            return true;

+        }

+        if (obj instanceof DeviceInterface) {

+            final DeviceInterface other = (DeviceInterface) obj;

+            return Objects.equals(this.ip4Address, other.ip4Address)

+                    && Objects.equals(this.ip6Address, other.ip6Address)

+                    && Objects.equals(this.interfaceId, other.interfaceId);

+        }

+        return false;

+    }

+

+    @Override

+    public String toString() {

+        return MoreObjects.toStringHelper(this)

+                .add("ip4Address", ip4Address)

+                .add("ip6Address", ip6Address)

+                .add("interfaceId", interfaceId)

+                .toString();

+    }

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DeviceIntf.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DeviceIntf.java
new file mode 100644
index 00000000..ff18d3ac
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DeviceIntf.java
@@ -0,0 +1,37 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import org.onosproject.net.Element;

+

+/**

+ * Abstraction of Device interface.

+ */

+public interface DeviceIntf {

+    /**

+     * Returns the parent network element to which this interface belongs.

+     *

+     * @return parent network element

+     */

+    Element element();

+

+    /**

+     * Returns device interface details.

+     *

+     * @return device interface details

+     */

+    DeviceInterface deviceInterface();

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DevicePrefix.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DevicePrefix.java
new file mode 100644
index 00000000..89efccd4
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DevicePrefix.java
@@ -0,0 +1,46 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import org.onosproject.net.Annotated;

+import org.onosproject.net.Element;

+

+/**

+ * Abstraction of Device Prefix.

+ */

+public interface DevicePrefix extends Annotated {

+

+    /**

+     * Returns the parent network element to which this port belongs.

+     *

+     * @return parent network element

+     */

+    Element element();

+

+    /**

+     * Returns prefix identifier details.

+     *

+     *  @return prefix identifier details

+     */

+    PrefixIdentifier prefixIdentifier();

+

+    /**

+     * Returns prefix Traffic engineering parameters.

+     *

+     * @return prefix Traffic engineering parameters

+     */

+    PrefixTed prefixTed();

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DeviceTed.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DeviceTed.java
new file mode 100644
index 00000000..4d9da55d
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DeviceTed.java
@@ -0,0 +1,173 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Iterator;
+import java.util.List;
+import java.util.Objects;
+
+import org.onlab.packet.Ip4Address;
+import org.onlab.packet.Ip6Address;
+
+/**
+ * Represents Device Traffic Engineering parameters.
+ */
+public class DeviceTed {
+    private final List<Ip4Address> ipv4RouterIds;
+    private final List<Ip6Address> ipv6RouterIds;
+    private final List<TopologyId> topologyIds;
+    private final Position position;
+
+    /**
+     * Constructor to initialize the parameter fields.
+     *
+     * @param ipv4RouterIds Router ids of Ipv4
+     * @param ipv6RouterIds Router ids of Ipv6
+     * @param topologyIds list of multi-topology IDs of the node
+     * @param position of router whether it is ABR or ASBR
+     */
+    public DeviceTed(List<Ip4Address> ipv4RouterIds, List<Ip6Address> ipv6RouterIds,
+                     List<TopologyId> topologyIds, Position position) {
+        this.ipv4RouterIds = ipv4RouterIds;
+        this.ipv6RouterIds = ipv6RouterIds;
+        this.topologyIds = topologyIds;
+        this.position = position;
+    }
+
+    /**
+     * Obtain list of Ipv4 Router id.
+     *
+     * @return Ipv4 Router ids
+     */
+    public List<Ip4Address> ipv4RouterIds() {
+        return ipv4RouterIds;
+    }
+
+    /**
+     * Obtain list of Ipv6 Router id.
+     *
+     * @return Ipv6 Router ids
+     */
+    public List<Ip6Address> ipv6RouterIds() {
+        return ipv6RouterIds;
+    }
+
+    /**
+     * Obtain the list of topology ID's.
+     *
+     * @return list of topology id's
+     */
+    public List<TopologyId> topologyIds() {
+        return topologyIds;
+    }
+
+
+    /**
+     * Obtain position of device in the network.
+     *
+     * @return position of device in the network
+     */
+    public Position position() {
+        return position;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(ipv4RouterIds, ipv6RouterIds, topologyIds, position);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof DeviceTed) {
+            int countObjSubTlv = 0;
+            int countOtherSubTlv = 0;
+            int countObjTopologyId = 0;
+            int countOtherTopologyId = 0;
+            boolean isCommonSubTlv = true;
+            boolean isCommonSubTlv6 = true;
+            boolean isCommonTopology = true;
+            DeviceTed other = (DeviceTed) obj;
+            Iterator<Ip4Address> objListIterator = other.ipv4RouterIds.iterator();
+            countOtherSubTlv = other.ipv4RouterIds.size();
+            countObjSubTlv = ipv4RouterIds.size();
+
+            Iterator<Ip6Address> objListIteratorIpv6 = other.ipv6RouterIds.iterator();
+            int countOtherSubTlv6 = other.ipv6RouterIds.size();
+            int countObjSubTlv6 = ipv6RouterIds.size();
+
+            Iterator<TopologyId> topologyId = other.topologyIds.iterator();
+            countOtherTopologyId = other.topologyIds.size();
+            countObjTopologyId = topologyIds.size();
+
+            if (countObjSubTlv != countOtherSubTlv || countOtherSubTlv6 != countObjSubTlv6
+                    || countObjTopologyId != countOtherTopologyId) {
+                return false;
+            } else {
+                while (objListIterator.hasNext() && isCommonSubTlv) {
+                    Ip4Address subTlv = objListIterator.next();
+                    //find index of that element and then get that from the list and then compare
+                    if (ipv4RouterIds.contains(subTlv) && other.ipv4RouterIds.contains(subTlv)) {
+                        isCommonSubTlv = Objects.equals(ipv4RouterIds.get(ipv4RouterIds.indexOf(subTlv)),
+                                other.ipv4RouterIds.get(other.ipv4RouterIds.indexOf(subTlv)));
+                    } else {
+                        isCommonSubTlv = false;
+                    }
+                }
+                while (objListIteratorIpv6.hasNext() && isCommonSubTlv6) {
+                    Ip6Address subTlv = objListIteratorIpv6.next();
+                    //find index of that element and then get that from the list and then compare
+                    if (ipv6RouterIds.contains(subTlv) && other.ipv6RouterIds.contains(subTlv)) {
+                        isCommonSubTlv6 = Objects.equals(ipv6RouterIds.get(ipv6RouterIds.indexOf(subTlv)),
+                                other.ipv6RouterIds.get(other.ipv6RouterIds.indexOf(subTlv)));
+                    } else {
+                        isCommonSubTlv6 = false;
+                    }
+                }
+                while (topologyId.hasNext() && isCommonTopology) {
+                    TopologyId subTlv = topologyId.next();
+                    //find index of that element and then get that from the list and then compare
+                    if (topologyIds.contains(subTlv) && other.topologyIds.contains(subTlv)) {
+                        isCommonTopology = Objects.equals(topologyIds.get(topologyIds.indexOf(subTlv)),
+                                other.topologyIds.get(other.topologyIds.indexOf(subTlv)));
+                    } else {
+                        isCommonTopology = false;
+                    }
+                }
+                return isCommonSubTlv && isCommonSubTlv6 && isCommonTopology
+                        && Objects.equals(position, other.position);
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .omitNullValues()
+                .add("ipv6RouterIds", ipv6RouterIds)
+                .add("ipv4RouterIds", ipv4RouterIds)
+                .add("topologyIds", topologyIds)
+                .add("position", position)
+                .toString();
+    }
+
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DomainId.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DomainId.java
new file mode 100644
index 00000000..4fb10701
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/DomainId.java
@@ -0,0 +1,71 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+

+package org.onosproject.iptopology.api;

+

+import static com.google.common.base.MoreObjects.toStringHelper;

+

+import java.util.Objects;

+

+/**

+ * Domain Identifier(32 Bit).

+ */

+public class DomainId {

+    private final int domainIdentifier;

+

+    /**

+     * Constructor to initialize domain identifier.

+     *

+     * @param domainIdentifier domain identifier

+     */

+    public DomainId(int domainIdentifier) {

+        this.domainIdentifier = domainIdentifier;

+    }

+

+    /**

+     * Obtain domain identifier.

+     *

+     * @return domain identifier

+     */

+    public int domainIdentifier() {

+        return domainIdentifier;

+    }

+

+    @Override

+    public int hashCode() {

+        return Objects.hash(domainIdentifier);

+    }

+

+    @Override

+    public boolean equals(Object obj) {

+        if (this == obj) {

+            return true;

+        }

+

+        if (obj instanceof DomainId) {

+            DomainId other = (DomainId) obj;

+            return Objects.equals(domainIdentifier, other.domainIdentifier);

+        }

+        return false;

+    }

+

+    @Override

+    public String toString() {

+        return toStringHelper(this)

+                .add("domainIdentifier", domainIdentifier)

+                .toString();

+    }

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/ExtendedRouteTag.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/ExtendedRouteTag.java
new file mode 100644
index 00000000..9bd87c1b
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/ExtendedRouteTag.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents the extended igp administrative tags of the prefix.
+ */
+public class ExtendedRouteTag {
+    private final long extRouteTag;
+
+    /**
+     * Constructor to initialize its parameter.
+     *
+     * @param extRouteTag extended ISIS route tag
+     */
+    public ExtendedRouteTag(long extRouteTag) {
+        this.extRouteTag = extRouteTag;
+    }
+
+    /**
+     * Obtains extended igp administrative tags.
+     *
+     * @return extended igp administrative tags
+     */
+    public long extRouteTag() {
+        return extRouteTag;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(extRouteTag);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof ExtendedRouteTag) {
+            ExtendedRouteTag other = (ExtendedRouteTag) obj;
+            return Objects.equals(extRouteTag, other.extRouteTag);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("extRouteTag", extRouteTag)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IgpFlags.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IgpFlags.java
new file mode 100644
index 00000000..59084c04
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IgpFlags.java
@@ -0,0 +1,114 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * This class provides implementation IS-IS and OSPF flags assigned to the prefix.
+ */
+public class IgpFlags {
+    private final boolean isisUpDown;
+    private final boolean ospfNoUnicast;
+    private final boolean ospfLclAddr;
+    private final boolean ospfNssa;
+
+    /**
+     * Constructor to initialize its parameters.
+     *
+     * @param isisUpDown IS-IS Up/Down
+     * @param ospfNoUnicast OSPF no unicast
+     * @param ospfLclAddr OSPF local address
+     * @param ospfNssa OSPF propagate NSSA
+     */
+     public IgpFlags(boolean isisUpDown, boolean ospfNoUnicast, boolean ospfLclAddr,
+                     boolean ospfNssa) {
+         this.isisUpDown = isisUpDown;
+         this.ospfNoUnicast = ospfNoUnicast;
+         this.ospfLclAddr = ospfLclAddr;
+         this.ospfNssa = ospfNssa;
+     }
+
+    /**
+     * Provides information whether IS-IS is Up/Down.
+     *
+     * @return IS-IS Up/Down bit enabled or not
+     */
+    public boolean isisUpDown() {
+        return isisUpDown;
+    }
+
+    /**
+     * Provides information whether OSPF is unicast or not.
+     *
+     * @return OSPF no unicast Bit set or not
+     */
+    public boolean ospfNoUnicast() {
+        return ospfNoUnicast;
+    }
+
+    /**
+     * Provides information on OSPF local address.
+     *
+     * @return OSPF local address Bit set or not
+     */
+    public boolean ospfLclAddr() {
+        return ospfLclAddr;
+    }
+
+    /**
+     * Provides information on OSPF propagate NSSA.
+     *
+     * @return OSPF propagate NSSA Bit set or not
+     */
+    public boolean ospfNssa() {
+        return ospfNssa;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(isisUpDown, ospfNoUnicast, ospfLclAddr,
+                            ospfNssa);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof IgpFlags) {
+            IgpFlags other = (IgpFlags) obj;
+            return Objects.equals(isisUpDown, other.isisUpDown)
+                    && Objects.equals(ospfNoUnicast, other.ospfNoUnicast)
+                    && Objects.equals(ospfLclAddr, other.ospfLclAddr)
+                    && Objects.equals(ospfNssa, other.ospfNssa);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("isisUpDown", isisUpDown)
+                .add("ospfNoUnicast", ospfNoUnicast)
+                .add("ospfLclAddr", ospfLclAddr)
+                .add("ospfNssa", ospfNssa)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/InterfaceIdentifier.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/InterfaceIdentifier.java
new file mode 100644
index 00000000..405e1417
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/InterfaceIdentifier.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * This class provides information on Local Interface Identifier and Remote
+ * Interface Identifier of the link.
+ */
+public class InterfaceIdentifier {
+    private final Integer identifier;
+
+    /**
+     * Constructor to initialize identifier.
+     *
+     * @param identifier local/remote interface identifier
+     */
+    public InterfaceIdentifier(Integer identifier) {
+        this.identifier = identifier;
+    }
+
+    /**
+     * Provides the local/remote interface identifier of the link.
+     *
+     * @return interface identifier
+     */
+    public Integer identifier() {
+        return identifier;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(identifier);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof InterfaceIdentifier) {
+            InterfaceIdentifier other = (InterfaceIdentifier) obj;
+            return Objects.equals(identifier, other.identifier);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("identifier", identifier)
+                .toString();
+    }
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpDevice.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpDevice.java
new file mode 100644
index 00000000..131b7eae
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpDevice.java
@@ -0,0 +1,68 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import org.onosproject.net.DeviceId;

+import org.onosproject.net.Element;

+

+/**

+ * Abstraction of Ip Device.

+ */

+public interface IpDevice extends Element {

+    /**

+     ** Enum type to store Device Type.

+     */

+    enum Type {

+        /**

+         * Signifies that the device is pseudo device.

+         */

+        PSEUDO,

+

+        /**

+         * Signifies that the device is non-pseudo device.

+         */

+        NONPSEUDO;

+    }

+

+    /**

+     * Obtains device id.

+     *

+     * @return device id

+     */

+    @Override

+    DeviceId id();

+

+    /**

+     * Obtains device type.

+     *

+     * @return device type

+     */

+    Type type();

+

+    /**

+     * Obtains Device identifier details.

+     *

+     * @return identifier of the device

+     */

+    IpDeviceIdentifier deviceIdentifier();

+

+    /**

+     * Obtains the traffic engineering parameters of the device.

+     *

+     * @return traffic engineering parameters of the device

+     */

+    DeviceTed deviceTed();

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpDeviceIdentifier.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpDeviceIdentifier.java
new file mode 100644
index 00000000..472fe008
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpDeviceIdentifier.java
@@ -0,0 +1,141 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import static com.google.common.base.MoreObjects.toStringHelper;

+

+import java.util.Objects;

+

+/**

+ * Represents IP Device Identifiers.

+ */

+public class IpDeviceIdentifier {

+

+    private final RouteDistinguisher routeDish;

+    private final RouteInstance routeInstance;

+    private final AsNumber asNum;

+    private final DomainId domainIdentifier;

+    private final AreaId areaId;

+    private final RouteIdentifier routerIdentifier;

+

+    /**

+     * Constructor to initialize parameters.

+     *

+     * @param routeInstance routing protocol instance

+     * @param asNum AS number

+     * @param domainIdentifier BGP-LS domain

+     * @param areaId Area ID

+     * @param routerIdentifier IGP router ID

+     */

+    public IpDeviceIdentifier(RouteDistinguisher routeDish, RouteInstance routeInstance, AsNumber asNum,

+                           DomainId domainIdentifier, AreaId areaId, RouteIdentifier routerIdentifier) {

+        this.routeDish = routeDish;

+        this.areaId = areaId;

+        this.asNum = asNum;

+        this.domainIdentifier = domainIdentifier;

+        this.routeInstance = routeInstance;

+        this.routerIdentifier = routerIdentifier;

+    }

+

+    /**

+     * Obtains Route Distinguisher of Ip Device.

+     *

+     * @return Area ID

+     */

+    public RouteDistinguisher routeDish() {

+        return routeDish;

+    }

+

+    /**

+     * Obtains Area ID if Ip Device.

+     *

+     * @return Area ID

+     */

+    public AreaId areaId() {

+        return areaId;

+    }

+

+    /**

+     * Obtains AS number of Ip Device.

+     *

+     * @return AS number

+     */

+    public AsNumber asNum() {

+        return asNum;

+    }

+

+    /**

+     * Obtains domain identifier of Ip Device.

+     *

+     * @return domain identifier

+     */

+    public DomainId domainIdentifier() {

+        return domainIdentifier;

+    }

+

+    /**

+     * Obtains Router id of Ip Device.

+     *

+     * @return Router id

+     */

+    public RouteIdentifier routerIdentifier() {

+        return routerIdentifier;

+    }

+

+    /**

+     * Obtains routing protocol instance.

+     *

+     * @return routing protocol instance

+     */

+    public RouteInstance routeInstance() {

+        return routeInstance;

+    }

+

+    @Override

+    public int hashCode() {

+        return Objects.hash(routeDish, areaId, asNum, domainIdentifier, routerIdentifier, routeInstance);

+    }

+

+    @Override

+    public boolean equals(Object obj) {

+        if (this == obj) {

+            return true;

+        }

+

+        if (obj instanceof IpDeviceIdentifier) {

+            IpDeviceIdentifier other = (IpDeviceIdentifier) obj;

+            return Objects.equals(areaId, other.areaId) && Objects.equals(asNum, other.asNum)

+                    && Objects.equals(domainIdentifier, other.domainIdentifier)

+                    && Objects.equals(routerIdentifier, other.routerIdentifier)

+                    && Objects.equals(routeInstance, other.routeInstance)

+                    && Objects.equals(routeDish, other.routeDish);

+        }

+        return false;

+    }

+

+    @Override

+    public String toString() {

+        return toStringHelper(this)

+                .omitNullValues()

+                .add("areaId", areaId)

+                .add("asNum", asNum)

+                .add("domainIdentifier", domainIdentifier)

+                .add("routerIdentifier", routerIdentifier)

+                .add("routeInstance", routeInstance)

+                .add("routeDish", routeDish)

+                .toString();

+    }

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpLink.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpLink.java
new file mode 100644
index 00000000..d632d2db
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpLink.java
@@ -0,0 +1,54 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import org.onosproject.net.Annotated;

+import org.onosproject.net.NetworkResource;

+import org.onosproject.net.Provided;

+

+/**

+ * Abstraction of a network ip link.

+ */

+public interface IpLink extends Annotated, Provided, NetworkResource {

+

+    /**

+     * Returns source termination point of link.

+     *

+     * @return source termination point of link

+     */

+    TerminationPoint src();

+

+    /**

+     * Returns destination termination point of link.

+     *

+     * @return destination termination point of link

+     */

+    TerminationPoint dst();

+

+    /**

+     * Returns link identifier details.

+     *

+     * @return link identifier details

+     */

+    IpLinkIdentifier linkIdentifier();

+

+    /**

+     * Returns the link traffic engineering parameters.

+     *

+     * @return links traffic engineering parameters

+     */

+    LinkTed linkTed();

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpLinkIdentifier.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpLinkIdentifier.java
new file mode 100644
index 00000000..8522f945
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpLinkIdentifier.java
@@ -0,0 +1,161 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import static com.google.common.base.MoreObjects.toStringHelper;

+

+import java.util.Objects;

+

+import org.onlab.packet.Ip4Address;

+import org.onlab.packet.Ip6Address;

+

+/**

+ * Represents Ip Link Identifier.

+ */

+public class IpLinkIdentifier {

+    private final InterfaceIdentifier localIndentifier;

+    private final InterfaceIdentifier remoteIndentifier;

+    private final Ip4Address localIpv4Addr;

+    private final Ip4Address remoteIpv4Addr;

+    private final Ip6Address localIpv6Addr;

+    private final Ip6Address remoteIpv6Addr;

+    private final TopologyId topologyId;

+

+    /**

+     * Constructor to initialize its parameters.

+     *

+     * @param localIndentifier  local interface identifier of the link

+     * @param remoteIndentifier remote interface identifier of the link

+     * @param localIpv4Addr     local IPv4 address of the link

+     * @param remoteIpv4Addr    remote IPv4 address of the link

+     * @param localIpv6Addr     local IPv6 address of the link

+     * @param remoteIpv6Addr    remote IPv6 address of the link

+     * @param topologyId        link topology identifier

+     */

+    public IpLinkIdentifier(InterfaceIdentifier localIndentifier, InterfaceIdentifier remoteIndentifier,

+                            Ip4Address localIpv4Addr, Ip4Address remoteIpv4Addr, Ip6Address localIpv6Addr,

+                            Ip6Address remoteIpv6Addr, TopologyId topologyId) {

+        this.localIndentifier = localIndentifier;

+        this.remoteIndentifier = remoteIndentifier;

+        this.localIpv4Addr = localIpv4Addr;

+        this.remoteIpv4Addr = remoteIpv4Addr;

+        this.localIpv6Addr = localIpv6Addr;

+        this.remoteIpv6Addr = remoteIpv6Addr;

+        this.topologyId = topologyId;

+    }

+

+    /**

+     * Obtains link local identifier.

+     *

+     * @return link local identifier

+     */

+    public InterfaceIdentifier localIndentifier() {

+        return localIndentifier;

+    }

+

+    /**

+     * Obtains link local identifier.

+     *

+     * @return link local identifier

+     */

+    public InterfaceIdentifier remoteIndentifier() {

+        return remoteIndentifier;

+    }

+

+    /**

+     * Obtains local IPv4 address of the link.

+     *

+     * @return local IPv4  address of the link

+     */

+    public Ip4Address localIpv4Addr() {

+        return localIpv4Addr;

+    }

+

+    /**

+     * Obtains remote IPv4 address of the link.

+     *

+     * @return remote IPv4  address of the link

+     */

+    public Ip4Address remoteIpv4Addr() {

+        return remoteIpv4Addr;

+    }

+

+    /**

+     * Obtains local IPv6 address of the link.

+     *

+     * @return local IPv6 address of the link

+     */

+    public Ip6Address localIpv6Addr() {

+        return localIpv6Addr;

+    }

+

+    /**

+     * Obtains remote IPv6 address of the link.

+     *

+     * @return remote IPv6 address of the link

+     */

+    public Ip6Address remoteIpv6Addr() {

+        return remoteIpv6Addr;

+    }

+

+    /**

+     * Obtains Topology ID of the link.

+     *

+     * @return Topology ID of the link

+     */

+    public TopologyId topologyId() {

+        return topologyId;

+    }

+

+    @Override

+    public int hashCode() {

+        return Objects.hash(localIndentifier, remoteIndentifier, localIpv4Addr, remoteIpv4Addr,

+                localIpv6Addr, remoteIpv6Addr, topologyId);

+    }

+

+    @Override

+    public boolean equals(Object obj) {

+        if (this == obj) {

+            return true;

+        }

+

+        if (obj instanceof IpLinkIdentifier) {

+            IpLinkIdentifier other = (IpLinkIdentifier) obj;

+            return Objects.equals(topologyId, other.topologyId)

+                    && Objects.equals(localIndentifier, other.localIndentifier)

+                    && Objects.equals(remoteIndentifier, other.remoteIndentifier)

+                    && Objects.equals(localIpv4Addr, other.localIpv4Addr)

+                    && Objects.equals(remoteIpv4Addr, other.remoteIpv4Addr)

+                    && Objects.equals(localIpv6Addr, other.localIpv6Addr)

+                    && Objects.equals(remoteIpv6Addr, other.remoteIpv6Addr);

+        }

+        return false;

+    }

+

+    @Override

+    public String toString() {

+        return toStringHelper(this)

+                .omitNullValues()

+                .add("localIndentifier", localIndentifier)

+                .add("remoteIndentifier", remoteIndentifier)

+                .add("localIpv4Addr", localIpv4Addr)

+                .add("remoteIpv4Addr", remoteIpv4Addr)

+                .add("localIpv6Addr", localIpv6Addr)

+                .add("remoteIpv6Addr", remoteIpv6Addr)

+                .add("topologyId", topologyId)

+                .toString();

+    }

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpReachability.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpReachability.java
new file mode 100644
index 00000000..8fdd4d31
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IpReachability.java
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+import org.onlab.packet.IpPrefix;
+
+/**
+ * Provides information of IP address prefix in the IGP topology and a router advertises
+ * this to each of its BGP nexthop.
+ */
+public class IpReachability {
+    private final IpPrefix ipPrefix;
+
+    /**
+     * Constructor to initialize IP prefix.
+     *
+     * @param ipPrefix IP address prefix
+     */
+    public IpReachability(IpPrefix ipPrefix) {
+        this.ipPrefix = ipPrefix;
+    }
+
+    /**
+     * Provides IP Address prefix reachability.
+     *
+     * @return IP Address prefix
+     */
+    public IpPrefix ipPrefix() {
+        return ipPrefix;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(ipPrefix);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof IpReachability) {
+            IpReachability other = (IpReachability) obj;
+            return Objects.equals(ipPrefix, other.ipPrefix);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("ipPrefix", ipPrefix)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IsIsPseudonode.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IsIsPseudonode.java
new file mode 100644
index 00000000..064d830b
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IsIsPseudonode.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents the Pseudonode information of device in ISIS domain.
+ */
+public class IsIsPseudonode implements RouteIdentifier {
+    private final IsoNodeId isoNodeId;
+    private final byte psnIdentifier;
+    private final ProtocolType type;
+
+    /**
+     * Constructor to initialize the values.
+     *
+     * @param isoNodeId ISO system-ID
+     * @param psnIdentifier Pseudonode identifier
+     * @param type Protocol ID
+     */
+    public IsIsPseudonode(IsoNodeId isoNodeId, byte psnIdentifier, ProtocolType type) {
+        this.isoNodeId = isoNodeId;
+        this.psnIdentifier = psnIdentifier;
+        this.type = type;
+    }
+
+    /**
+     * Obtains iso system id of Pseudonode of device in ISIS domain.
+     *
+     * @return ISO system Id
+     */
+    public IsoNodeId isoNodeId() {
+        return isoNodeId;
+    }
+
+    /**
+     * Obtains Pseudonode identifier.
+     *
+     * @return Pseudonode identifier
+     */
+    public byte psnIdentifier() {
+        return psnIdentifier;
+    }
+
+    @Override
+    public ProtocolType type() {
+        return type;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(isoNodeId, psnIdentifier, type);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof IsIsPseudonode) {
+            IsIsPseudonode other = (IsIsPseudonode) obj;
+            return Objects.equals(isoNodeId, other.isoNodeId) && Objects.equals(psnIdentifier, other.psnIdentifier)
+                    && Objects.equals(type, other.type);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("isoNodeId", isoNodeId)
+                .add("psnIdentifier", psnIdentifier)
+                .add("type", type)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IsoNodeId.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IsoNodeId.java
new file mode 100644
index 00000000..8bb3d8b9
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/IsoNodeId.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents ISO system id of the device.
+ */
+public class IsoNodeId implements RouteIdentifier {
+    private final byte[] isoNodeId;
+    private final ProtocolType type;
+
+    /**
+     * Constructor to initialize the values.
+     *
+     * @param isoNodeId ISO system-ID
+     * @param type Protocol type
+     */
+    public IsoNodeId(byte[] isoNodeId, ProtocolType type) {
+        this.isoNodeId = isoNodeId;
+        this.type = type;
+    }
+
+    /**
+     * Obtains ISO system id of the device.
+     *
+     * @return ISO system id
+     */
+    public byte[] isoNodeId() {
+        return isoNodeId;
+    }
+
+    @Override
+    public ProtocolType type() {
+        return type;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(isoNodeId, type);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof IsoNodeId) {
+            IsoNodeId other = (IsoNodeId) obj;
+            return Objects.equals(isoNodeId, other.isoNodeId) && Objects.equals(type, other.type);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("isoNodeId", isoNodeId)
+                .add("type", type)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/LinkTed.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/LinkTed.java
new file mode 100644
index 00000000..3a686034
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/LinkTed.java
@@ -0,0 +1,349 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Iterator;
+import java.util.List;
+import java.util.Objects;
+
+import org.onlab.packet.Ip4Address;
+import org.onlab.packet.Ip6Address;
+import org.onlab.util.Bandwidth;
+
+/**
+ * Represents Link Traffic engineering parameters.
+ */
+public class LinkTed {
+    private final Bandwidth maximumLink;
+    private final Bandwidth maxReserved;
+    private final List<Bandwidth> maxUnResBandwidth;
+    private final Metric teMetric;
+    private final Metric igpMetric;
+    private final List<Ip4Address> ipv4LocRouterId;
+    private final List<Ip6Address> ipv6LocRouterId;
+    private final List<Ip4Address> ipv4RemRouterId;
+    private final List<Ip6Address> ipv6RemRouterId;
+    private final Color color;
+    private final Signalling signalType;
+    private final List<Srlg> srlgGroup;
+    private final ProtectionType protectType;
+
+    /**
+     * Constructor to initialize its parameter.
+     *
+     * @param maximumLink maximum bandwidth can be used
+     * @param maxReserved max bandwidth that can be reserved
+     * @param maxUnResBandwidth amount of bandwidth reservable
+     * @param teMetric Traffic engineering metric
+     * @param igpMetric IGP metric
+     * @param color information on administrative group assigned to the interface
+     * @param signalType MPLS signaling protocols
+     * @param srlgGroup Shared Risk Link Group information
+     * @param protectType protection capabilities of the link
+     * @param ipv4LocRouterId IPv4 router-Id of local node
+     * @param ipv6LocRouterId IPv6 router-Id of local node
+     * @param ipv4RemRouterId IPv4 router-Id of remote node
+     * @param ipv6RemRouterId IPv6 router-Id of remote node
+     */
+    public LinkTed(Bandwidth maximumLink, Bandwidth maxReserved, List<Bandwidth> maxUnResBandwidth,
+                   Metric teMetric, Metric igpMetric, Color color, Signalling signalType, List<Srlg> srlgGroup,
+                   ProtectionType protectType, List<Ip4Address> ipv4LocRouterId, List<Ip6Address> ipv6LocRouterId,
+                   List<Ip4Address> ipv4RemRouterId, List<Ip6Address> ipv6RemRouterId) {
+        this.maximumLink = maximumLink;
+        this.maxReserved = maxReserved;
+        this.maxUnResBandwidth = maxUnResBandwidth;
+        this.teMetric = teMetric;
+        this.igpMetric = igpMetric;
+        this.color = color;
+        this.signalType = signalType;
+        this.srlgGroup = srlgGroup;
+        this.protectType = protectType;
+        this.ipv4LocRouterId = ipv4LocRouterId;
+        this.ipv6LocRouterId = ipv6LocRouterId;
+        this.ipv4RemRouterId = ipv4RemRouterId;
+        this.ipv6RemRouterId = ipv6RemRouterId;
+    }
+
+    /**
+     * Provides maximum bandwidth can be used on the link.
+     *
+     * @return maximum bandwidth
+     */
+    public Bandwidth maximumLink() {
+        return maximumLink;
+    }
+
+    /**
+     * Amount of bandwidth reservable on the link.
+     *
+     * @return unreserved bandwidth
+     */
+    public List<Bandwidth> maxUnResBandwidth() {
+        return maxUnResBandwidth;
+    }
+
+    /**
+     * Provides max bandwidth that can be reserved on the link.
+     *
+     * @return max bandwidth reserved
+     */
+    public Bandwidth maxReserved() {
+        return maxReserved;
+    }
+
+    /**
+     * Provides Traffic engineering metric for the link.
+     *
+     * @return Traffic engineering metric
+     */
+    public Metric teMetric() {
+        return teMetric;
+    }
+
+    /**
+     * Provides IGP metric for the link.
+     *
+     * @return IGP metric
+     */
+    public Metric igpMetric() {
+        return igpMetric;
+    }
+
+    /**
+     * Provides protection capabilities of the link.
+     *
+     * @return link protection type
+     */
+    public ProtectionType protectType() {
+        return protectType;
+    }
+
+    /**
+     * Provides Shared Risk Link Group information.
+     *
+     * @return Shared Risk Link Group value
+     */
+    public List<Srlg> srlgGroup() {
+        return srlgGroup;
+    }
+
+    /**
+     * Provides which MPLS signaling protocols are enabled.
+     *
+     * @return signal type
+     */
+    public Signalling signalType() {
+        return signalType;
+    }
+
+    /**
+     * Provides information on administrative group assigned to the interface.
+     *
+     * @return 4-octect bit mask assigned by network administrator
+     */
+    public Color color() {
+        return color;
+    }
+
+    /**
+     * Provides IPv4 router-Id of local node.
+     *
+     * @return IPv4 router-Id of local node
+     */
+    public List<Ip4Address> ipv4LocRouterId() {
+        return ipv4LocRouterId;
+    }
+
+    /**
+     * Provides IPv6 router-Id of local node.
+     *
+     * @return IPv6 router-Id of local node
+     */
+    public List<Ip6Address> ipv6LocRouterId() {
+        return ipv6LocRouterId;
+    }
+
+    /**
+     * Provides IPv4 router-Id of remote node.
+     *
+     * @return IPv4 router-Id of remote node
+     */
+    public List<Ip4Address> ipv4RemRouterId() {
+        return ipv4RemRouterId;
+    }
+
+    /**
+     * Provides IPv6 router-Id of remote node.
+     *
+     * @return IPv6 router-Id of remote node
+     */
+    public List<Ip6Address> ipv6RemRouterId() {
+        return ipv6RemRouterId;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(maximumLink, maxReserved, maxUnResBandwidth, teMetric, igpMetric,
+                ipv4LocRouterId, ipv6LocRouterId, ipv4RemRouterId, ipv6RemRouterId,
+                color, signalType, srlgGroup, protectType);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof LinkTed) {
+            int countCommonBandwidth = 0;
+            int countOtherCommonBandwidth = 0;
+            int countOther4LocRouterId = 0;
+            int countCommon4LocRouterId = 0;
+            int countOther6RemRouterId = 0;
+            int countCommon6RemRouterId = 0;
+            int countOther4RemRouterId = 0;
+            int countCommon4RemRouterId = 0;
+            int countCommon6LocRouterId = 0;
+            int countOther6LocRouterId = 0;
+            int countCommonSrlg = 0;
+            int countOtherSrlg = 0;
+            boolean isCommonBandwidth = true;
+            boolean isCommonIp4Loc = true;
+            boolean isCommonIp4Rem = true;
+            boolean isCommonIp6Loc = true;
+            boolean isCommonIp6Rem = true;
+            boolean isCommonSrlg = true;
+            LinkTed other = (LinkTed) obj;
+            Iterator<Bandwidth> objListIterator = other.maxUnResBandwidth.iterator();
+            countOtherCommonBandwidth = other.maxUnResBandwidth.size();
+            countCommonBandwidth = maxUnResBandwidth.size();
+
+            Iterator<Ip4Address> ipv4local = other.ipv4LocRouterId.iterator();
+            countOther4LocRouterId = other.ipv4LocRouterId.size();
+            countCommon4LocRouterId = ipv4LocRouterId.size();
+
+            Iterator<Ip4Address> ipv4remote = other.ipv4RemRouterId.iterator();
+            countOther4RemRouterId = other.ipv4RemRouterId.size();
+            countCommon4RemRouterId = ipv4RemRouterId.size();
+
+            Iterator<Ip6Address> ipv6local = other.ipv6LocRouterId.iterator();
+            countOther6LocRouterId = other.ipv6LocRouterId.size();
+            countCommon6LocRouterId = ipv6LocRouterId.size();
+
+            Iterator<Ip6Address> ipv6remote = other.ipv6RemRouterId.iterator();
+            countOther6RemRouterId = other.ipv6RemRouterId.size();
+            countCommon6RemRouterId = ipv6RemRouterId.size();
+
+            Iterator<Srlg> srlg = other.srlgGroup.iterator();
+            countOtherSrlg = other.srlgGroup.size();
+            countCommonSrlg = srlgGroup.size();
+
+            if (countOtherCommonBandwidth != countCommonBandwidth
+                    || countOther4LocRouterId != countCommon4LocRouterId
+                    || countOther4RemRouterId != countCommon4RemRouterId
+                    || countOther6LocRouterId != countCommon6LocRouterId
+                    || countOther6RemRouterId != countCommon6RemRouterId
+                    || countOtherSrlg != countCommonSrlg) {
+                return false;
+            } else {
+                while (objListIterator.hasNext() && isCommonBandwidth) {
+                    Bandwidth subTlv = objListIterator.next();
+                    if (maxUnResBandwidth.contains(subTlv) && other.maxUnResBandwidth.contains(subTlv)) {
+                        isCommonBandwidth = Objects.equals(maxUnResBandwidth.get(maxUnResBandwidth.indexOf(subTlv)),
+                                other.maxUnResBandwidth.get(other.maxUnResBandwidth.indexOf(subTlv)));
+                    } else {
+                        isCommonBandwidth = false;
+                    }
+                }
+                while (ipv4local.hasNext() && isCommonIp4Loc) {
+                    Ip4Address subTlv = ipv4local.next();
+                    if (ipv4LocRouterId.contains(subTlv) && other.ipv4LocRouterId.contains(subTlv)) {
+                        isCommonIp4Loc = Objects.equals(ipv4LocRouterId.get(ipv4LocRouterId.indexOf(subTlv)),
+                                other.ipv4LocRouterId.get(other.ipv4LocRouterId.indexOf(subTlv)));
+                    } else {
+                        isCommonIp4Loc = false;
+                    }
+                }
+                while (ipv4remote.hasNext() && isCommonIp4Rem) {
+                    Ip4Address subTlv = ipv4remote.next();
+                    if (ipv4RemRouterId.contains(subTlv) && other.ipv4RemRouterId.contains(subTlv)) {
+                        isCommonIp4Rem = Objects.equals(ipv4RemRouterId.get(ipv4RemRouterId.indexOf(subTlv)),
+                                other.ipv4RemRouterId.get(other.ipv4RemRouterId.indexOf(subTlv)));
+                    } else {
+                        isCommonIp4Rem = false;
+                    }
+                }
+                while (ipv6remote.hasNext() && isCommonIp6Rem) {
+                    Ip6Address subTlv = ipv6remote.next();
+                    if (ipv6RemRouterId.contains(subTlv) && other.ipv6RemRouterId.contains(subTlv)) {
+                        isCommonIp6Rem = Objects.equals(ipv6RemRouterId.get(ipv6RemRouterId.indexOf(subTlv)),
+                                other.ipv6RemRouterId.get(other.ipv6RemRouterId.indexOf(subTlv)));
+                    } else {
+                        isCommonIp6Rem = false;
+                    }
+                }
+                while (ipv6local.hasNext() && isCommonIp6Loc) {
+                    Ip6Address subTlv = ipv6local.next();
+                    if (ipv6LocRouterId.contains(subTlv) && other.ipv6LocRouterId.contains(subTlv)) {
+                        isCommonIp6Loc = Objects.equals(ipv6LocRouterId.get(ipv6LocRouterId.indexOf(subTlv)),
+                                other.ipv6LocRouterId.get(other.ipv6LocRouterId.indexOf(subTlv)));
+                    } else {
+                        isCommonIp6Loc = false;
+                    }
+                }
+                while (srlg.hasNext() && isCommonIp6Loc) {
+                    Srlg subTlv = srlg.next();
+                    if (srlgGroup.contains(subTlv) && other.srlgGroup.contains(subTlv)) {
+                        isCommonSrlg = Objects.equals(srlgGroup.get(srlgGroup.indexOf(subTlv)),
+                                other.srlgGroup.get(other.srlgGroup.indexOf(subTlv)));
+                    } else {
+                        isCommonSrlg = false;
+                    }
+                }
+                return isCommonBandwidth && isCommonIp4Loc && isCommonIp4Rem && isCommonIp6Rem && isCommonIp6Loc
+                        && isCommonSrlg
+                        && Objects.equals(igpMetric, other.igpMetric)
+                        && Objects.equals(teMetric, other.teMetric)
+                        && Objects.equals(maximumLink, other.maximumLink)
+                        && Objects.equals(protectType, other.protectType)
+                        && Objects.equals(color, other.color)
+                        && Objects.equals(signalType, other.signalType);
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("igpMetric", igpMetric)
+                .add("teMetric", teMetric)
+                .add("maximumLink", maximumLink)
+                .add("maxReserved", maxReserved)
+                .add("maxUnResBandwidth", maxUnResBandwidth)
+                .add("ipv4LocRouterId", ipv4LocRouterId)
+                .add("ipv4RemRouterId", ipv4RemRouterId)
+                .add("ipv6LocRouterId", ipv6LocRouterId)
+                .add("ipv6RemRouterId", ipv6RemRouterId)
+                .add("protectType", protectType)
+                .add("color", color)
+                .add("srlgGroup", srlgGroup)
+                .add("signalType", signalType)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Metric.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Metric.java
new file mode 100644
index 00000000..0af95b01
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Metric.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents Traffic engineering metrics.
+  */
+public class Metric {
+    private final Integer metric;
+
+    /**
+     * Constructor to initialize its metric.
+     *
+     * @param metric can be TE metric or IGP metric or Prefix metric
+     */
+    public Metric(Integer metric) {
+        this.metric = metric;
+    }
+
+    /**
+     * Obtains traffic engineering metric.
+     *
+     * @return traffic engineering metric
+     */
+    public Integer metric() {
+        return metric;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(metric);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof Metric) {
+            Metric other = (Metric) obj;
+            return Objects.equals(metric, other.metric);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("metric", metric)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/OspfPseudonode.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/OspfPseudonode.java
new file mode 100644
index 00000000..86d96acb
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/OspfPseudonode.java
@@ -0,0 +1,96 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+import org.onlab.packet.Ip4Address;
+
+/**
+ * Represents Pseudonode information of OSFP device.
+ */
+public class OspfPseudonode implements RouteIdentifier {
+    private final RouterId designatedRouter;
+    private final Ip4Address drInterface;
+    private final ProtocolType type;
+
+    /**
+     * Constructor to initialize the values.
+     *
+     * @param designatedRouter Router Id of designated router
+     * @param drInterface IP address of Designated Router interface
+     * @param type Protocol ID
+     */
+    public OspfPseudonode(RouterId designatedRouter, Ip4Address drInterface, ProtocolType type) {
+        this.designatedRouter = designatedRouter;
+        this.drInterface = drInterface;
+        this.type = type;
+    }
+
+    /**
+     * Obtains designated Router Id.
+     *
+     * @return designated Router Id
+     */
+    public RouterId designatedRouter() {
+        return designatedRouter;
+    }
+
+    /**
+     * Obtains IP address of Designated Router interface.
+     *
+     * @return IP address of Designated Router interface
+     */
+    public Ip4Address drInterface() {
+        return drInterface;
+    }
+
+    @Override
+    public ProtocolType type() {
+        return type;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(designatedRouter, drInterface, type);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof OspfPseudonode) {
+            OspfPseudonode other = (OspfPseudonode) obj;
+            return Objects.equals(designatedRouter, other.designatedRouter)
+                    && Objects.equals(drInterface, other.drInterface)
+                    && Objects.equals(type, other.type);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("designatedRouter", designatedRouter)
+                .add("drInterface", drInterface)
+                .add("type", type)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Position.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Position.java
new file mode 100644
index 00000000..f81f9fd3
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Position.java
@@ -0,0 +1,84 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents Position of device in the network.
+ */
+public class Position {
+    private final Boolean asbr;
+    private final Boolean abr;
+
+    /**
+     * Constructor to set position of device.
+     *
+     * @param asbr autonomous system boundary router
+     * @param abr area boundary router
+     */
+    public Position(Boolean asbr, Boolean abr) {
+        this.asbr = asbr;
+        this.abr = abr;
+    }
+
+    /**
+     * obtain whether the device is autonomous system boundary router or not.
+     *
+     * @return autonomous system boundary router or not
+     */
+    Boolean asbr() {
+        return asbr;
+    }
+
+    /**
+     * obtain whether the device is area boundary router or not.
+     *
+     * @return area boundary router or not
+     */
+    Boolean abr() {
+        return abr;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(abr, asbr);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof Position) {
+            Position other = (Position) obj;
+            return Objects.equals(abr, other.abr) && Objects.equals(asbr, other.asbr);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .omitNullValues()
+                .add("abrBit", abr)
+                .add("asbrBit", asbr)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/PrefixIdentifier.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/PrefixIdentifier.java
new file mode 100644
index 00000000..b41b5d71
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/PrefixIdentifier.java
@@ -0,0 +1,98 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import static com.google.common.base.MoreObjects.toStringHelper;

+

+import java.util.Objects;

+

+/**

+ * This class provides Prefix Identifier details.

+ */

+public class PrefixIdentifier {

+    private final TopologyId topologyId;

+    private final RouteType routeType;

+    private final IpReachability ipReach;

+

+    /**

+     * Constructor to initialize its parameters.

+     *

+     * @param topologyId topology ID of prefix

+     * @param routeType OSPF Route type of the prefix

+     * @param ipReach IP address prefix reachability information

+     */

+    public PrefixIdentifier(TopologyId topologyId, RouteType routeType, IpReachability ipReach) {

+        this.topologyId = topologyId;

+        this.routeType = routeType;

+        this.ipReach = ipReach;

+    }

+

+    /**

+     * Provides topology ID of prefix.

+     *

+     * @return topology id

+     */

+    public TopologyId topologyId() {

+        return this.topologyId;

+    }

+

+    /**

+     * Provides IP address prefix reachability information.

+     *

+     * @return IP address prefix

+     */

+    public IpReachability ipReach() {

+        return this.ipReach;

+    }

+

+    /**

+     * Provides OSPF Route type of the prefix.

+     *

+     * @return Route type

+     */

+    public RouteType routeType() {

+        return this.routeType;

+    }

+

+    @Override

+    public int hashCode() {

+        return Objects.hash(topologyId, routeType, ipReach);

+    }

+

+    @Override

+    public boolean equals(Object obj) {

+        if (this == obj) {

+            return true;

+        }

+

+        if (obj instanceof PrefixIdentifier) {

+            PrefixIdentifier other = (PrefixIdentifier) obj;

+            return Objects.equals(topologyId, other.topologyId) && Objects.equals(routeType, other.routeType)

+                   && Objects.equals(ipReach, other.ipReach);

+        }

+        return false;

+    }

+

+    @Override

+    public String toString() {

+        return toStringHelper(this)

+                .omitNullValues()

+                .add("routeType", routeType)

+                .add("ipReach", ipReach)

+                .add("topologyId", topologyId)

+                .toString();

+    }

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/PrefixTed.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/PrefixTed.java
new file mode 100644
index 00000000..9f1c40ad
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/PrefixTed.java
@@ -0,0 +1,138 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+import org.onlab.packet.IpAddress;
+
+/**
+ * This class provides implementation of prefix traffic engineering data.
+ */
+public class PrefixTed {
+    private final IgpFlags igpFlags;
+    private final RouteTag routeTag;
+    private final ExtendedRouteTag extendedRouteTag;
+    private final Metric metric;
+    private final IpAddress fwdingAddress;
+
+    /**
+     * Constructor to initialize its parameters.
+     *
+     * @param igpFlags igp flags
+     * @param routeTag ospf route tag
+     * @param extendedRouteTag isis route tag
+     * @param metric prefix metric
+     * @param fwdingAddress forwarding address
+     */
+    /**
+     * Constructor to initialize its parameters.
+     *
+     * @param igpFlags IS-IS and OSPF flags assigned to the prefix
+     * @param routeTag IGP (ISIS or OSPF) tags of the prefix
+     * @param extendedRouteTag extended ISIS route tags of the prefix
+     * @param metric metric of the prefix
+     * @param fwdingAddress OSPF forwarding address
+     */
+    public PrefixTed(IgpFlags igpFlags, RouteTag routeTag, ExtendedRouteTag extendedRouteTag,
+            Metric metric, IpAddress fwdingAddress) {
+        this.igpFlags = igpFlags;
+        this.routeTag = routeTag;
+        this.extendedRouteTag = extendedRouteTag;
+        this.metric = metric;
+        this.fwdingAddress = fwdingAddress;
+    }
+
+    /**
+     * Provides IS-IS and OSPF flags assigned to the prefix.
+     *
+     * @return IGP flags
+     */
+    public IgpFlags igpFlags() {
+        return igpFlags;
+    }
+
+    /**
+     * Provides IGP (ISIS or OSPF) tags of the prefix.
+     *
+     * @return IGP route tag.
+     */
+    public RouteTag routeTag() {
+        return routeTag;
+    }
+
+    /**
+     * Provides extended ISIS route tags of the prefix.
+     *
+     * @return extended IS-IS route tag
+     */
+    public ExtendedRouteTag extendedRouteTag() {
+        return extendedRouteTag;
+    }
+
+    /**
+     * Provides metric of the prefix.
+     *
+     * @return prefix metric
+     */
+    public Metric metric() {
+        return metric;
+    }
+
+    /**
+     * Provides OSPF forwarding address.
+     *
+     * @return forwarding address
+     */
+    public IpAddress fwdingAddress() {
+        return fwdingAddress;
+    }
+
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(igpFlags, routeTag, extendedRouteTag, metric, fwdingAddress);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof PrefixTed) {
+            PrefixTed other = (PrefixTed) obj;
+            return Objects.equals(igpFlags, other.igpFlags) && Objects.equals(extendedRouteTag, other.extendedRouteTag)
+                   && Objects.equals(routeTag, other.routeTag) && Objects.equals(metric, other.metric)
+                   && Objects.equals(fwdingAddress, other.fwdingAddress);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .omitNullValues()
+                .add("igpFlags", igpFlags)
+                .add("extendedRouteTag", extendedRouteTag)
+                .add("routeTag", routeTag)
+                .add("metric", metric)
+                .add("fwdingAddress", fwdingAddress)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/ProtectionType.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/ProtectionType.java
new file mode 100644
index 00000000..be7fb5a9
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/ProtectionType.java
@@ -0,0 +1,97 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents protection capabilities of the link.
+ */
+public class ProtectionType {
+    private final LinkProtectionType protectionType;
+
+    /**
+     * Enum to provide Link Protection type.
+     */
+    public enum LinkProtectionType {
+        Extra_Traffic(1), Unprotected(2), Shared(4), Enhanced(0x20), Dedicated_OneIsToOne(8),
+        Dedicated_OnePlusOne(0x10), Reserved(0x40);
+        int value;
+
+        /**
+         * Constructor to assign value.
+         *
+         * @param val link protection type
+         */
+        LinkProtectionType(int val) {
+            value = val;
+        }
+
+        /**
+         * Provides Link protection type.
+         *
+         * @return protection type
+         */
+        public byte type() {
+            return (byte) value;
+        }
+    }
+
+    /**
+     * Constructor to initialize protection type.
+     *
+     * @param protectionType link protection type
+     */
+    public ProtectionType(LinkProtectionType protectionType) {
+        this.protectionType = protectionType;
+    }
+
+    /**
+     * Provides protection capabilities of the link.
+     *
+     * @return link protection type.
+     */
+    public LinkProtectionType protectionType() {
+        return protectionType;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(protectionType);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof ProtectionType) {
+            ProtectionType other = (ProtectionType) obj;
+            return Objects.equals(protectionType, other.protectionType);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("protectionType", protectionType)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteDistinguisher.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteDistinguisher.java
new file mode 100644
index 00000000..b6b83368
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteDistinguisher.java
@@ -0,0 +1,74 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Implementation of RouteDistinguisher.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents Route Distinguisher of device in the network.
+ */
+public class RouteDistinguisher {
+    private final Long routeDistinguisher;
+
+    /**
+     * Constructor to initialize parameters.
+     *
+     * @param routeDistinguisher route distinguisher
+     */
+    public RouteDistinguisher(Long routeDistinguisher) {
+        this.routeDistinguisher = routeDistinguisher;
+    }
+
+    /**
+     * Obtain route distinguisher.
+     *
+     * @return route distinguisher
+     */
+    public Long routeDistinguisher() {
+        return routeDistinguisher;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(routeDistinguisher);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof RouteDistinguisher) {
+            RouteDistinguisher other = (RouteDistinguisher) obj;
+            return Objects.equals(routeDistinguisher, other.routeDistinguisher);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("routeDistinguisher", routeDistinguisher)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteIdentifier.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteIdentifier.java
new file mode 100644
index 00000000..73cda7a6
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteIdentifier.java
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+/**
+ * Abstraction of Router ID to identify the router with a distinct IP address.
+ */
+public interface RouteIdentifier {
+    /**
+     * Enum to provide Protocol type.
+     */
+    public enum ProtocolType {
+        ISIS_LevelOne(1), ISIS_LevelTwo(2), OSPFv2(3), Direct(4), Static_Configuration(5), OSPFv3(6);
+        int value;
+
+        /**
+         * Sets protocol ID.
+         *
+         * @param val protocol ID
+         */
+        ProtocolType(int val) {
+            value = val;
+        }
+
+        /**
+         * Provides Protocol ID.
+         *
+         * @return Protocol ID
+         */
+        public byte getType() {
+            return (byte) value;
+        }
+    }
+
+    /**
+     * Provides Protocol ID to identify which protocol routing instance is used.
+     *
+     * @return Protocol type
+     */
+    ProtocolType type();
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteInstance.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteInstance.java
new file mode 100644
index 00000000..fbca820c
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteInstance.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents routing universe where the network element belongs.
+ */
+public class RouteInstance {
+    private final long routeInstance;
+
+    /**
+     * Constructor to initialize routeInstance.
+     *
+     * @param routeInstance routing protocol instance
+     */
+    public RouteInstance(long routeInstance) {
+        this.routeInstance = routeInstance;
+    }
+
+    /**
+     * Obtain route instance.
+     *
+     * @return route instance
+     */
+    public long routeInstance() {
+        return routeInstance;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(routeInstance);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof RouteInstance) {
+            RouteInstance other = (RouteInstance) obj;
+            return Objects.equals(routeInstance, other.routeInstance);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("routeInstance", routeInstance)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteTag.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteTag.java
new file mode 100644
index 00000000..f77cc5e6
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteTag.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents the igp administrative tags of the prefix.
+ */
+public class RouteTag {
+    private final int routeTag;
+
+    /**
+     * Constructor to initialize its parameter.
+     *
+     * @param routeTag IGP route tag
+     */
+    public RouteTag(int routeTag) {
+        this.routeTag = routeTag;
+    }
+
+    /**
+     * Obtains igp administrative tags of the prefix.
+     *
+     * @return igp administrative tags of the prefix
+     */
+    public int routeTag() {
+        return routeTag;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(routeTag);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof RouteTag) {
+            RouteTag other = (RouteTag) obj;
+            return Objects.equals(routeTag, other.routeTag);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("routeTag", routeTag)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteType.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteType.java
new file mode 100644
index 00000000..11268f6f
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouteType.java
@@ -0,0 +1,96 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents Route type of the prefix in the OSPF domain.
+ */
+public class RouteType {
+    private final Type routeType;
+
+    /**
+     * Enum to provide Route type.
+     */
+    public enum Type {
+        Intra_Area(1), Inter_Area(2), External_1(3), External_2(4), NSSA_1(5), NSSA_2(6);
+        int value;
+
+        /**
+         * Constructor to assign value.
+         *
+         * @param val route type
+         */
+        Type(int val) {
+            value = val;
+        }
+
+        /**
+         * Provides route type.
+         *
+         * @return route type
+         */
+        public byte type() {
+            return (byte) value;
+        }
+    }
+
+    /**
+     * Constructor to initialize routeType.
+     *
+     * @param routeType  Route type
+     */
+    public RouteType(Type routeType) {
+        this.routeType = routeType;
+    }
+
+    /**
+     * Provides Route type of the prefix.
+     *
+     * @return  Route type
+     */
+    public Type routeType() {
+        return routeType;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(routeType);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof RouteType) {
+            RouteType other = (RouteType) obj;
+            return Objects.equals(routeType, other.routeType);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("routeType", routeType)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouterId.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouterId.java
new file mode 100644
index 00000000..85714cb1
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/RouterId.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents Router ID of the device.
+ */
+public class RouterId implements RouteIdentifier {
+    private final int routerId;
+    private final ProtocolType type;
+
+    /**
+     * Constructor to initialize its parameters.
+     *
+     * @param routerId Router ID of designated router
+     */
+    public RouterId(int routerId, ProtocolType type) {
+        this.routerId = routerId;
+        this.type = type;
+    }
+
+    /**
+     * Obtains Router Id of the device.
+     *
+     * @return Router Id of the device
+     */
+    public int routerId() {
+        return routerId;
+    }
+
+    @Override
+    public ProtocolType type() {
+        return type;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(routerId, type);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof RouterId) {
+            RouterId other = (RouterId) obj;
+            return Objects.equals(routerId, other.routerId) && Objects.equals(type, other.type);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("routerId", routerId)
+                .add("type", type)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Signalling.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Signalling.java
new file mode 100644
index 00000000..41593977
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Signalling.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents signaling protocols that are enabled.
+ */
+public class Signalling {
+    private final Boolean ldp;
+    private final Boolean rsvpte;
+
+    /**
+     * Constructor to initialize the values.
+     *
+     * @param ldp Label Distribution Protocol whether enabled or not
+     * @param rsvpte RSVP TE whether enabled or not
+     */
+    public Signalling(Boolean ldp, Boolean rsvpte) {
+        this.ldp = ldp;
+        this.rsvpte = rsvpte;
+    }
+
+    /**
+     * Obtains whether LDP signalling protocol is enabled or not.
+     *
+     * @return LDP signalling protocol is enabled or not
+     */
+    public Boolean ldp() {
+        return ldp;
+    }
+
+    /**
+     * Obtains whether rsvp-te signalling protocol is enabled or not.
+     *
+     * @return rsvp-te signalling protocol is enabled or not
+     */
+    public Boolean rsvpte() {
+        return rsvpte;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(ldp, rsvpte);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof Signalling) {
+            Signalling other = (Signalling) obj;
+            return Objects.equals(ldp, other.ldp) && Objects.equals(rsvpte, other.rsvpte);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("ldp", ldp)
+                .add("rsvpte", rsvpte)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Srlg.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Srlg.java
new file mode 100644
index 00000000..1f39bad2
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/Srlg.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Represents Shared Risk Link Group information.
+ */
+public class Srlg {
+    private final int srlgGroup;
+
+    /**
+     * Constructor to initialize its parameter.
+     *
+     * @param srlgGroup list of Shared Risk Link Group value
+     */
+    public Srlg(int srlgGroup) {
+        this.srlgGroup = srlgGroup;
+    }
+
+    /**
+     * Provides Shared Risk link group.
+     *
+     * @return Shared Risk link group value
+     */
+    public int srlgGroup() {
+        return srlgGroup;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(srlgGroup);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof Srlg) {
+            Srlg other = (Srlg) obj;
+            return Objects.equals(srlgGroup, other.srlgGroup);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("srlgGroup", srlgGroup)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/TerminationPoint.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/TerminationPoint.java
new file mode 100644
index 00000000..9c21cb46
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/TerminationPoint.java
@@ -0,0 +1,104 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.iptopology.api;

+

+import java.util.Objects;

+

+import org.onosproject.net.DeviceId;

+import org.onosproject.net.ElementId;

+

+import com.google.common.base.MoreObjects;

+

+/**

+ * Abstraction of a network termination point expressed as a pair of the network element identifier and device

+ * interface.

+ */

+public class TerminationPoint {

+    private final ElementId elementId;

+    private final DeviceInterface deviceInterface;

+

+    /**

+     * Constructor to initialize its parameters.

+     *

+     * @param elementId network element identifier

+     * @param deviceInterface device interface

+     */

+    public TerminationPoint(ElementId elementId, DeviceInterface deviceInterface) {

+        this.elementId = elementId;

+        this.deviceInterface = deviceInterface;

+    }

+

+    /**

+     * Returns the network element identifier.

+     *

+     * @return element identifier

+     */

+    public ElementId elementId() {

+        return elementId;

+    }

+

+    /**

+     * Returns the identifier of the infrastructure device if the termination

+     * point belongs to a network element which is indeed an ip

+     * device.

+     *

+     * @return network element identifier as a device identifier

+     * @throws java.lang.IllegalStateException if termination point is not

+     *                                         associated with a device

+     */

+    public DeviceId deviceId() {

+        if (elementId instanceof DeviceId) {

+            return (DeviceId) elementId;

+        }

+        throw new IllegalStateException("Termination point not associated " +

+                "with an ip device");

+    }

+

+    /**

+     * Returns Device interface details.

+     *

+     * @return device interface details

+     */

+    public DeviceInterface deviceInterface() {

+        return deviceInterface;

+    }

+

+    @Override

+    public int hashCode() {

+        return Objects.hash(elementId, deviceInterface);

+    }

+

+    @Override

+    public boolean equals(Object obj) {

+        if (this == obj) {

+            return true;

+        }

+        if (obj instanceof TerminationPoint) {

+            final TerminationPoint other = (TerminationPoint) obj;

+            return Objects.equals(this.elementId, other.elementId)

+                    && Objects.equals(this.deviceInterface, other.deviceInterface);

+        }

+        return false;

+    }

+

+    @Override

+    public String toString() {

+        return MoreObjects.toStringHelper(this)

+                .add("elementId", elementId)

+                .add("deviceInterface", deviceInterface)

+                .toString();

+    }

+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/TopologyId.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/TopologyId.java
new file mode 100644
index 00000000..9d414e35
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/TopologyId.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api;
+
+import java.util.Objects;
+
+import com.google.common.base.MoreObjects;
+
+/**
+ * Represents Multi-Topology IDs for a network link, node or prefix.
+ */
+public class TopologyId {
+    private final short topologyId;
+
+    /**
+     * Constructor to initialize its parameter.
+     *
+     * @param topologyId topology id for node/link/prefix
+     */
+    public TopologyId(short topologyId) {
+        this.topologyId = topologyId;
+    }
+
+    /**
+     * Obtains the topology ID.
+     *
+     * @return  topology ID
+     */
+    public short topologyId() {
+        return topologyId;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(topologyId);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj instanceof TopologyId) {
+            TopologyId other = (TopologyId) obj;
+            return Objects.equals(topologyId, other.topologyId);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .add("topologyId", topologyId)
+                .toString();
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/DefaultInterfaceDescription.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/DefaultInterfaceDescription.java
new file mode 100644
index 00000000..c7e413d7
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/DefaultInterfaceDescription.java
@@ -0,0 +1,97 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import com.google.common.base.MoreObjects;
+import org.onlab.packet.Ip6Address;
+import org.onlab.packet.Ip4Address;
+import org.onosproject.iptopology.api.InterfaceIdentifier;
+import org.onosproject.net.AbstractDescription;
+import org.onosproject.net.SparseAnnotations;
+
+/**
+ * Default implementation of immutable Interface description.
+ */
+public class DefaultInterfaceDescription extends AbstractDescription
+        implements InterfaceDescription {
+
+    private final InterfaceIdentifier intfId;
+    private final Ip4Address ipv4Address;
+    private final Ip6Address ipv6Address;
+
+
+
+    /**
+     * Creates an interface description using the supplied information.
+     *
+     * @param intfId        interface identifier
+     * @param ipv4Address   ipv4 address of an interface
+     * @param ipv6Address   ipv6 address of an interface
+     * @param annotations   optional key/value annotations map
+     */
+    public DefaultInterfaceDescription(InterfaceIdentifier intfId, Ip4Address ipv4Address,
+                                  Ip6Address ipv6Address, SparseAnnotations...annotations) {
+        super(annotations);
+        this.intfId = intfId;
+        this.ipv4Address = ipv4Address;
+        this.ipv6Address = ipv6Address;
+    }
+
+    /**
+     * Default constructor for serialization.
+     */
+    private DefaultInterfaceDescription() {
+        this.intfId = null;
+        this.ipv4Address = null;
+        this.ipv6Address = null;
+    }
+
+    /**
+     * Creates an interface description using the supplied information.
+     *
+     * @param base        InterfaceDescription to get basic information from
+     * @param annotations optional key/value annotations map
+     */
+    public DefaultInterfaceDescription(InterfaceDescription base,
+                                  SparseAnnotations annotations) {
+        this(base.intfId(), base.ipv4Address(), base.ipv6Address(), annotations);
+    }
+
+    @Override
+    public InterfaceIdentifier intfId() {
+        return intfId;
+    }
+
+    @Override
+    public Ip4Address ipv4Address() {
+        return ipv4Address;
+    }
+
+    @Override
+    public Ip6Address ipv6Address() {
+        return ipv6Address; }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .add("intfId", intfId)
+                .add("ipv4Address", ipv4Address)
+                .add("ipv6Address", ipv6Address)
+                .add("annotations", annotations())
+                .toString();
+    }
+
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/DefaultIpDeviceDescription.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/DefaultIpDeviceDescription.java
new file mode 100644
index 00000000..889e48a7
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/DefaultIpDeviceDescription.java
@@ -0,0 +1,117 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import org.onosproject.iptopology.api.DeviceTed;
+import org.onosproject.iptopology.api.IpDeviceIdentifier;
+import org.onosproject.net.AbstractDescription;
+import org.onosproject.net.SparseAnnotations;
+
+import java.net.URI;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.onosproject.iptopology.api.IpDevice.Type;
+
+/**
+ * Default implementation of immutable device description entity.
+ */
+public class DefaultIpDeviceDescription extends AbstractDescription
+        implements IpDeviceDescription {
+    private final URI uri;
+    private final Type type;
+    private final IpDeviceIdentifier deviceIdentifier;
+    private final DeviceTed deviceTed;
+
+    /**
+     * Creates an ip device description using the supplied information.
+     *
+     * @param uri               device URI
+     * @param type              device type
+     * @param deviceIdentifier  device manufacturer
+     * @param deviceTed         device Traffic Engineering parameters
+     * @param annotations  optional key/value annotations map
+     */
+    public DefaultIpDeviceDescription(URI uri, Type type, IpDeviceIdentifier deviceIdentifier,
+                                    DeviceTed deviceTed, SparseAnnotations... annotations) {
+        super(annotations);
+        this.uri = checkNotNull(uri, "Device URI cannot be null");
+        this.type = checkNotNull(type, "Device type cannot be null");
+        this.deviceIdentifier = deviceIdentifier;
+        this.deviceTed = deviceTed;
+    }
+
+    /**
+     * Creates an ip device description using the supplied information.
+     * @param base IpDeviceDescription to basic information
+     * @param annotations Annotations to use.
+     */
+    public DefaultIpDeviceDescription(IpDeviceDescription base, SparseAnnotations... annotations) {
+        this(base.deviceURI(), base.type(), base.deviceIdentifier(),
+             base.deviceTed(), annotations);
+    }
+
+    /**
+     * Creates an ip device description using the supplied information.
+     * @param base IpDeviceDescription to basic information (except for type)
+     * @param type device type
+     * @param annotations Annotations to use.
+     */
+    public DefaultIpDeviceDescription(IpDeviceDescription base, Type type, SparseAnnotations... annotations) {
+        this(base.deviceURI(), type, base.deviceIdentifier(),
+                base.deviceTed(), annotations);
+    }
+
+    @Override
+    public URI deviceURI() {
+        return uri;
+    }
+
+    @Override
+    public Type type() {
+        return type;
+    }
+
+    @Override
+    public IpDeviceIdentifier deviceIdentifier() {
+        return deviceIdentifier;
+    }
+
+    @Override
+    public DeviceTed deviceTed() {
+        return deviceTed;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("uri", uri)
+                .add("type", type)
+                .add("devid", deviceIdentifier)
+                .add("devTed", deviceTed)
+                .toString();
+    }
+
+    /**
+     * Default constructor for serialization.
+     */
+    private DefaultIpDeviceDescription() {
+        this.uri = null;
+        this.type = null;
+        this.deviceIdentifier = null;
+        this.deviceTed = null;
+    }
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/DefaultPrefixDescription.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/DefaultPrefixDescription.java
new file mode 100644
index 00000000..36cc14a6
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/DefaultPrefixDescription.java
@@ -0,0 +1,86 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import com.google.common.base.MoreObjects;
+import org.onosproject.iptopology.api.PrefixIdentifier;
+import org.onosproject.iptopology.api.PrefixTed;
+import org.onosproject.net.AbstractDescription;
+import org.onosproject.net.SparseAnnotations;
+
+/**
+ * Default implementation of immutable Prefix description.
+ */
+public class DefaultPrefixDescription extends AbstractDescription
+        implements PrefixDescription {
+
+    private final PrefixIdentifier prefixIdentifier;
+    private final PrefixTed prefixTed;
+
+
+    /**
+     * Creates prefix description using the supplied information.
+     *
+     * @param prefixIdentifier prefix identifier
+     * @param prefixTed        prefix traffic engineering parameters
+     * @param annotations      optional key/value annotations map
+     */
+    public DefaultPrefixDescription(PrefixIdentifier prefixIdentifier, PrefixTed prefixTed,
+                                  SparseAnnotations...annotations) {
+        super(annotations);
+        this.prefixIdentifier = prefixIdentifier;
+        this.prefixTed = prefixTed;
+    }
+
+    /**
+     * Default constructor for serialization.
+     */
+    private DefaultPrefixDescription() {
+        this.prefixIdentifier = null;
+        this.prefixTed = null;
+    }
+
+    /**
+     * Creates prefix description using the supplied information.
+     *
+     * @param base        PrefixDescription to get basic information from
+     * @param annotations optional key/value annotations map
+     */
+    public DefaultPrefixDescription(PrefixDescription base,
+                                  SparseAnnotations annotations) {
+        this(base.prefixIdentifier(), base.prefixTed(), annotations);
+    }
+
+    @Override
+    public PrefixIdentifier prefixIdentifier() {
+        return prefixIdentifier;
+    }
+
+    @Override
+    public PrefixTed prefixTed() {
+        return prefixTed;
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .add("prefixIdentifier", prefixIdentifier)
+                .add("prefixTed", prefixTed)
+                .add("annotations", annotations())
+                .toString();
+    }
+
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/InterfaceDescription.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/InterfaceDescription.java
new file mode 100644
index 00000000..6e7804d9
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/InterfaceDescription.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import org.onlab.packet.Ip4Address;
+import org.onlab.packet.Ip6Address;
+import org.onosproject.iptopology.api.InterfaceIdentifier;
+import org.onosproject.net.Description;
+
+
+/**
+ * Information about an interface.
+ */
+public interface InterfaceDescription extends Description {
+
+    /**
+     * Returns the IPv4 Address of an interface.
+     *
+     * @return ipv4 address
+     */
+    Ip4Address ipv4Address();
+
+    /**
+     * Returns the IPv6 Address of an interface.
+     *
+     * @return ipv6 address
+     */
+    Ip6Address ipv6Address();
+
+
+    /**
+     * Returns the interface id of the interface.
+     *
+     * @return interface identifier
+     */
+    InterfaceIdentifier intfId();
+
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceDescription.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceDescription.java
new file mode 100644
index 00000000..c0a4391d
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceDescription.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import org.onosproject.iptopology.api.DeviceTed;
+import org.onosproject.iptopology.api.IpDevice;
+import org.onosproject.iptopology.api.IpDeviceIdentifier;
+import org.onosproject.net.Description;
+
+
+import java.net.URI;
+
+/**
+ * Carrier of immutable information about an ip device.
+ */
+public interface IpDeviceDescription extends Description {
+
+    /**
+     * Protocol/provider specific URI that can be used to encode the identity
+     * information required to communicate with the ip device externally, e.g.
+     * datapath ID.
+     *
+     * @return provider specific URI for the ip device
+     */
+    URI deviceURI();
+
+    /**
+     * Returns the type of the ip device. For ex: Psuedo or actual
+     *
+     * @return type of the device
+     */
+    IpDevice.Type type();
+
+    /**
+     * Returns the device identifier details.
+     *
+     * @return identifier of the device
+     */
+    IpDeviceIdentifier deviceIdentifier();
+
+    /**
+     * Returns the traffic engineering parameters of the device.
+     *
+     * @return traffic engineering parameters of the device
+     */
+    DeviceTed deviceTed();
+
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceEvent.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceEvent.java
new file mode 100644
index 00000000..07f263e4
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceEvent.java
@@ -0,0 +1,183 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import org.joda.time.LocalDateTime;
+import org.onosproject.event.AbstractEvent;
+import org.onosproject.iptopology.api.DeviceIntf;
+import org.onosproject.iptopology.api.DevicePrefix;
+import org.onosproject.iptopology.api.IpDevice;
+
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+/**
+ * Describes ip device event.
+ */
+public class IpDeviceEvent extends AbstractEvent<IpDeviceEvent.Type, IpDevice> {
+
+    private final DeviceIntf devInterface;
+    private final DevicePrefix devicePrefix;
+
+    /**
+     * Type of device events.
+     */
+    public enum Type {
+        /**
+         * Signifies that a new device has been detected.
+         */
+        DEVICE_ADDED,
+
+        /**
+         * Signifies that some device attributes have changed; excludes
+         * availability changes.
+         */
+        DEVICE_UPDATED,
+
+        /**
+         * Signifies that a device has been removed.
+         */
+        DEVICE_REMOVED,
+
+        /**
+         * Signifies that an interface has been added.
+         */
+        INTERFACE_ADDED,
+
+        /**
+         * Signifies that an interface has been updated.
+         */
+        INTERFACE_UPDATED,
+
+        /**
+         * Signifies that an interface has been removed.
+         */
+        INTERFACE_REMOVED,
+
+        /**
+         * Signifies that a prefix has been added.
+         */
+        PREFIX_ADDED,
+
+        /**
+         * Signifies that a prefix has been updated.
+         */
+        PREFIX_UPDATED,
+
+        /**
+         * Signifies that a prefix has been removed.
+         */
+        PREFIX_REMOVED,
+
+    }
+
+    /**
+     * Creates an event of a given type and for the specified ip device.
+     *
+     * @param type   device event type
+     * @param device event device subject
+     */
+    public IpDeviceEvent(Type type, IpDevice device) {
+        this(type, device, null, null);
+    }
+
+    /**
+     * Creates an event of a given type and for the specified device and interface.
+     *
+     * @param type   device event type
+     * @param device event device subject
+     * @param devInterface   optional interface subject
+     */
+    public IpDeviceEvent(Type type, IpDevice device, DeviceIntf devInterface) {
+        this(type, device, devInterface, null);
+    }
+
+    /**
+     * Creates an event of a given type and for the specified device and interface.
+     *
+     * @param type   device event type
+     * @param device event device subject
+     * @param devicePrefix   optional prefix subject
+     */
+    public IpDeviceEvent(Type type, IpDevice device, DevicePrefix devicePrefix) {
+        this(type, device, null, devicePrefix);
+    }
+
+
+    /**
+     * Creates an event of a given type and for the specified device, interface and prefix.
+     *
+     * @param type   device event type
+     * @param device event device subject
+     * @param devInterface   optional interface subject
+     * @param devicePrefix   optional prefix subject
+     */
+    public IpDeviceEvent(Type type, IpDevice device, DeviceIntf devInterface,  DevicePrefix devicePrefix) {
+        super(type, device);
+        this.devInterface = devInterface;
+        this.devicePrefix = devicePrefix;
+    }
+
+
+    /**
+     * Creates an event of a given type and for the specified device, interface and time.
+     *
+     * @param type   device event type
+     * @param device event device subject
+     * @param devInterface   optional interface subject
+     * @param devicePrefix   optional prefix subject
+     * @param time   occurrence time
+     */
+
+    public IpDeviceEvent(Type type, IpDevice device, DeviceIntf devInterface,  DevicePrefix devicePrefix, long time) {
+        super(type, device, time);
+        this.devInterface = devInterface;
+        this.devicePrefix = devicePrefix;
+    }
+
+
+    /**
+     * Returns the interface subject.
+     *
+     * @return interface subject or null if the event is not interface specific.
+     */
+    public DeviceIntf deviceInterface() {
+        return devInterface;
+    }
+
+    /**
+     * Returns the prefix subject.
+     *
+     * @return prefix subject or null if the event is not prefix specific.
+     */
+    public DevicePrefix prefix() {
+        return devicePrefix;
+    }
+
+    @Override
+    public String toString() {
+        if (devInterface == null || devicePrefix == null) {
+            return super.toString();
+        }
+        return toStringHelper(this)
+                .add("time", new LocalDateTime(time()))
+                .add("type", type())
+                .add("subject", subject())
+                .add("interface", devInterface)
+                .add("prefix", devicePrefix)
+                .toString();
+     }
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceListener.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceListener.java
new file mode 100644
index 00000000..cd40c405
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceListener.java
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import org.onosproject.event.EventListener;
+
+/**
+ * Entity capable of receiving ip device related events.
+ */
+public interface IpDeviceListener extends EventListener<IpDeviceEvent> {
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceProvider.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceProvider.java
new file mode 100644
index 00000000..67502eb6
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceProvider.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import org.onosproject.net.provider.Provider;
+
+/**
+ * Abstraction of a ip device information provider.
+ */
+public interface IpDeviceProvider extends Provider {
+    // Currently there is none to set some information into the network
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceProviderRegistry.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceProviderRegistry.java
new file mode 100644
index 00000000..74b27415
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceProviderRegistry.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import org.onosproject.net.provider.ProviderRegistry;
+
+/**
+ * Abstraction of a ip device provider registry.
+ */
+public interface IpDeviceProviderRegistry
+        extends ProviderRegistry<IpDeviceProvider, IpDeviceProviderService> {
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceProviderService.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceProviderService.java
new file mode 100644
index 00000000..f84b8b74
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceProviderService.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.provider.ProviderService;
+
+import java.util.List;
+
+/**
+ * Service through which ip device providers can inject ip device information into
+ * the core.
+ */
+public interface IpDeviceProviderService extends ProviderService<IpDeviceProvider> {
+
+    /**
+     * Signals the core that an ip device is added or updated with IP topology information.
+     *
+     * @param deviceId device identifier
+     * @param deviceDescription information about network ip device
+     */
+    void addOrUpdateIpDevice(DeviceId deviceId, IpDeviceDescription deviceDescription);
+
+    /**
+     * Signals the core that an ip device is removed.
+     *
+     * @param deviceId identity of the ip device to be removed
+     */
+    void removeIpDevice(DeviceId deviceId);
+
+    /**
+     * Sends information about all interfaces of a device. It is up to the core to
+     * determine what has changed.
+     *
+     * @param deviceId         identity of the ip device
+     * @param interfaceDescriptions list of device interfaces
+     */
+    void updateInterfaces(DeviceId deviceId, List<InterfaceDescription> interfaceDescriptions);
+
+    /**
+     * signals interfaces of a device is deleted.
+     *
+     * @param deviceId         identity of the ip device
+     * @param interfaceDescriptions list of device interfaces
+     */
+    void removeInterfaces(DeviceId deviceId, List<InterfaceDescription> interfaceDescriptions);
+
+    /**
+     * Sends information about all ip prefix of a device. It is up to the core to
+     * determine what has changed.
+     *
+     * @param deviceId         identity of the ip device
+     * @param prefixDescriptions list of device ip prefixes
+     */
+    void updatePrefixes(DeviceId deviceId, List<PrefixDescription> prefixDescriptions);
+
+    /**
+     * signals ip prefix of a device is deleted.
+     *
+     * @param deviceId         identity of the ip device
+     * @param prefixDescriptions list of device ip prefixes
+     */
+    void removePrefixes(DeviceId deviceId, List<PrefixDescription> prefixDescriptions);
+
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceService.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceService.java
new file mode 100644
index 00000000..4b126eb3
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceService.java
@@ -0,0 +1,111 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import org.onosproject.event.ListenerService;
+import org.onosproject.iptopology.api.DeviceIntf;
+import org.onosproject.iptopology.api.DevicePrefix;
+import org.onosproject.iptopology.api.InterfaceIdentifier;
+import org.onosproject.iptopology.api.IpDevice;
+import org.onosproject.net.DeviceId;
+import org.onlab.packet.Ip4Address;
+import org.onlab.packet.Ip6Address;
+
+import java.util.List;
+
+/**
+ * Service for interacting with the inventory of ip devices.
+ */
+public interface IpDeviceService
+    extends ListenerService<IpDeviceEvent, IpDeviceListener> {
+
+    /**
+     * Returns the number of ip devices known to the system.
+     *
+     * @return number of infrastructure devices
+     */
+    int getIpDeviceCount();
+
+    /**
+     * Returns a collection of the currently known ip
+     * devices.
+     *
+     * @return collection of devices
+     */
+    Iterable<IpDevice> getIpDevices();
+
+    /**
+     * Returns a collection of the currently known ip
+     * devices by device type.
+     *
+     * @param type device type
+     * @return collection of devices
+     */
+    Iterable<IpDevice> getIpDevices(IpDevice.Type type);
+
+
+    /**
+     * Returns the ip device with the specified identifier.
+     *
+     * @param deviceId device identifier
+     * @return device or null if one with the given identifier is not known
+     */
+    IpDevice getIpDevice(DeviceId deviceId);
+
+    /**
+     * Returns the list of interfaces associated with the device.
+     *
+     * @param deviceId device identifier
+     * @return list of device interfaces
+     */
+    List<DeviceIntf> getInterfaces(DeviceId deviceId);
+
+    /**
+     * Returns the interface with the specified ipv4 address and hosted by the given device.
+     *
+     * @param deviceId   device identifier
+     * @param ipv4Address ipv4 address
+     * @return device interface
+     */
+    DeviceIntf getInterface(DeviceId deviceId, Ip4Address ipv4Address);
+
+    /**
+     * Returns the interface with the specified ipv6 address and hosted by the given device.
+     *
+     * @param deviceId   device identifier
+     * @param ipv6Address ipv6 address
+     * @return device interface
+     */
+    DeviceIntf getInterface(DeviceId deviceId, Ip6Address ipv6Address);
+
+    /**
+     * Returns the interface with the specified interface id and hosted by the given device.
+     *
+     * @param deviceId   device identifier
+     * @param intfId interface id
+     * @return device interface
+     */
+    DeviceIntf getInterface(DeviceId deviceId, InterfaceIdentifier intfId);
+
+    /**
+     * Returns the list of ip prefix associated with the device.
+     *
+     * @param deviceId device identifier
+     * @return list of device prefixes
+     */
+    List<DevicePrefix> getPrefixes(DeviceId deviceId);
+
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceStore.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceStore.java
new file mode 100644
index 00000000..db1dd429
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceStore.java
@@ -0,0 +1,164 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import org.onlab.packet.Ip4Address;
+import org.onlab.packet.Ip6Address;
+import org.onosproject.iptopology.api.DevicePrefix;
+import org.onosproject.iptopology.api.InterfaceIdentifier;
+import org.onosproject.iptopology.api.IpDevice;
+import org.onosproject.iptopology.api.DeviceIntf;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.provider.ProviderId;
+import org.onosproject.store.Store;
+
+import java.util.List;
+
+/**
+ * Manages inventory of ip devices; not intended for direct use.
+ */
+public interface IpDeviceStore extends Store<IpDeviceEvent, IpDeviceStoreDelegate> {
+
+    /**
+     * Returns the number of ip devices known to the system.
+     *
+     * @return number of ip devices
+     */
+    int getIpDeviceCount();
+
+    /**
+     * Returns an iterable collection of all ip devices known to the system.
+     *
+     * @return ip device collection
+     */
+    Iterable<IpDevice> getIpDevices();
+
+
+    /**
+     * Returns an ip device with the specified identifier.
+     *
+     * @param deviceId device identifier
+     * @return ip device
+     */
+    IpDevice getIpDevice(DeviceId deviceId);
+
+    /**
+     * Creates a new infrastructure ip device, or updates an existing one using
+     * the supplied device description.
+     *
+     * @param providerId        provider identifier
+     * @param deviceId          device identifier
+     * @param deviceDescription device description
+     * @return ready to send event describing what occurred; null if no change
+     */
+    IpDeviceEvent createOrUpdateIpDevice(ProviderId providerId, DeviceId deviceId,
+                                     IpDeviceDescription deviceDescription);
+
+    /**
+     * Administratively removes the specified ip device from the store.
+     *
+     * @param deviceId device to be removed
+     * @return null if no such ip device
+     */
+    IpDeviceEvent removeIpDevice(DeviceId deviceId);
+
+    /**
+     * Updates the interface of the specified ip device using the given
+     * list of interface descriptions. The list is assumed to be comprehensive.
+     *
+     * @param providerId            provider identifier
+     * @param deviceId              ip device identifier
+     * @param interfaceDescriptions list of interface descriptions
+     * @return ready to send events describing what occurred; empty list if no change
+     */
+    List<IpDeviceEvent> updateInterfaces(ProviderId providerId, DeviceId deviceId,
+                                  List<InterfaceDescription> interfaceDescriptions);
+
+    /**
+     * Administratively removes the specified interface from the store.
+     *
+     * @param deviceId device of the interfaces to be removed
+     * @param interfaceDescriptions list of interface descriptions
+     * @return ready to send events describing what occurred.
+     */
+    List<IpDeviceEvent> removeInterfaces(DeviceId deviceId, List<InterfaceDescription> interfaceDescriptions);
+
+    /**
+     * Returns the list of interfaces that belong to the specified device.
+     *
+     * @param deviceId device identifier
+     * @return list of device interfaces
+     */
+    List<DeviceIntf> getInterfaces(DeviceId deviceId);
+
+    /**
+     * Returns the specified device interface.
+     *
+     * @param deviceId    device identifier
+     * @param ipv4Address ipv4 address of the interface
+     * @return device interface
+     */
+    DeviceIntf getInterface(DeviceId deviceId, Ip4Address ipv4Address);
+
+    /**
+     * Returns the specified device interface.
+     *
+     * @param deviceId    device identifier
+     * @param ipv6Address ipv6 address of the interface
+     * @return device interface
+     */
+    DeviceIntf getInterface(DeviceId deviceId, Ip6Address ipv6Address);
+
+    /**
+     * Returns the specified device interface.
+     *
+     * @param deviceId    device identifier
+     * @param intfId      interface identifier of the interface
+     * @return device interface
+     */
+    DeviceIntf getInterface(DeviceId deviceId, InterfaceIdentifier intfId);
+
+    /**
+     * Updates the prefix information of the specified ip device using the given
+     * list of prefix descriptions. The list is assumed to be comprehensive.
+     *
+     * @param providerId           provider identifier
+     * @param deviceId             ip device identifier
+     * @param prefixDescriptions   list of prefix descriptions
+     * @return ready to send events describing what occurred; empty list if no change
+     */
+    List<IpDeviceEvent>  updatePrefixes(ProviderId providerId, DeviceId deviceId,
+                                        List<PrefixDescription> prefixDescriptions);
+
+    /**
+     * Administratively removes the specified prefix from the store.
+     *
+     * @param deviceId device of the prefix to be removed
+     * @param prefixDescriptions list of prefix descriptions
+     * @return ready to send events describing what occurred.
+     */
+    List<IpDeviceEvent> removePrefixes(DeviceId deviceId, List<PrefixDescription> prefixDescriptions);
+
+    /**
+     * Returns the list of prefixes that belong to the specified device.
+     *
+     * @param deviceId device identifier
+     * @return list of device prefixes
+     */
+    List<DevicePrefix> getPrefixes(DeviceId deviceId);
+
+}
+
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceStoreDelegate.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceStoreDelegate.java
new file mode 100644
index 00000000..14efe064
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceStoreDelegate.java
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import org.onosproject.store.StoreDelegate;
+
+/**
+ * Infrastructure ip topology store delegate abstraction.
+ */
+public interface IpDeviceStoreDelegate extends StoreDelegate<IpDeviceEvent> {
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/PrefixDescription.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/PrefixDescription.java
new file mode 100644
index 00000000..eb1ece33
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/PrefixDescription.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.device;
+
+import org.onosproject.iptopology.api.PrefixIdentifier;
+import org.onosproject.iptopology.api.PrefixTed;
+import org.onosproject.net.Description;
+
+/**
+ * Information about a prefix.
+ */
+public interface PrefixDescription extends Description {
+
+    /**
+     * Returns the prefix identifier.
+     *
+     * @return prefix identifier
+     */
+    PrefixIdentifier prefixIdentifier();
+
+    /**
+     * Returns the prefix Traffic Engineering parameters.
+     *
+     * @return prefix Traffic Engineering parameters
+     */
+    PrefixTed prefixTed();
+
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/package-info.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/package-info.java
new file mode 100644
index 00000000..5e4e29b1
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Ip device model &amp; related services API definitions.
+ */
+package org.onosproject.iptopology.api.device;
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/DefaultIpLinkDescription.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/DefaultIpLinkDescription.java
new file mode 100644
index 00000000..4a3b46d2
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/DefaultIpLinkDescription.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.link;
+
+import com.google.common.base.MoreObjects;
+import org.onosproject.iptopology.api.IpLinkIdentifier;
+import org.onosproject.iptopology.api.LinkTed;
+import org.onosproject.iptopology.api.TerminationPoint;
+import org.onosproject.net.AbstractDescription;
+import org.onosproject.net.SparseAnnotations;
+
+/**
+ * Default implementation of immutable ip link description entity.
+ */
+public class DefaultIpLinkDescription extends AbstractDescription
+        implements IpLinkDescription {
+
+    private final TerminationPoint src;
+    private final TerminationPoint dst;
+    private final IpLinkIdentifier linkIdentifier;
+    private final LinkTed linkTed;
+
+    /**
+     * Creates an ip link description using the supplied information.
+     *
+     * @param src             link source
+     * @param dst             link destination
+     * @param linkIdentifier  link identifier
+     * @param linkTed         link traffic engineering parameters
+     * @param annotations optional key/value annotations
+     */
+    public DefaultIpLinkDescription(TerminationPoint src, TerminationPoint dst,
+                                    IpLinkIdentifier linkIdentifier, LinkTed linkTed,
+                                    SparseAnnotations... annotations) {
+        super(annotations);
+        this.src = src;
+        this.dst = dst;
+        this.linkIdentifier = linkIdentifier;
+        this.linkTed = linkTed;
+    }
+
+    /**
+     * Creates an ip link description using the supplied information.
+     *
+     * @param base        IpLinkDescription to basic information
+     * @param annotations optional key/value annotations
+     */
+    public DefaultIpLinkDescription(IpLinkDescription base, SparseAnnotations... annotations) {
+        this(base.src(), base.dst(), base.linkIdentifier(),
+                base.linkTed(), annotations);
+    }
+
+    @Override
+    public TerminationPoint src() {
+        return src;
+    }
+
+    @Override
+    public TerminationPoint dst() {
+        return dst;
+    }
+
+    @Override
+    public IpLinkIdentifier linkIdentifier() {
+        return linkIdentifier;
+    }
+
+    @Override
+    public LinkTed linkTed() {
+        return linkTed; }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(this)
+                .add("src", src())
+                .add("dst", dst())
+                .add("linkIdentifier", linkIdentifier())
+                .add("linkTed", linkTed())
+                .toString();
+    }
+
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkDescription.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkDescription.java
new file mode 100644
index 00000000..258e7444
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkDescription.java
@@ -0,0 +1,55 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.link;
+
+import org.onosproject.iptopology.api.IpLinkIdentifier;
+import org.onosproject.iptopology.api.LinkTed;
+import org.onosproject.iptopology.api.TerminationPoint;
+import org.onosproject.net.Description;
+
+/**
+ * Describes an ip link.
+ */
+public interface IpLinkDescription extends Description {
+
+    /**
+     * Returns the link source.
+     *
+     * @return links source
+     */
+    TerminationPoint src();
+
+    /**
+     * Returns the link destination.
+     *
+     * @return links destination
+     */
+    TerminationPoint dst();
+
+    /**
+     * Returns the link identifier.
+     *
+     * @return links identifier informations
+     */
+    IpLinkIdentifier linkIdentifier();
+
+    /**
+     * Returns the link traffic engineering parameters.
+     *
+     * @return links traffic engineering parameters
+     */
+    LinkTed linkTed();
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkEvent.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkEvent.java
new file mode 100644
index 00000000..4050734a
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkEvent.java
@@ -0,0 +1,68 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.link;
+
+import org.onosproject.event.AbstractEvent;
+import org.onosproject.iptopology.api.IpLink;
+
+/**
+ * Describes ip link event.
+ */
+public class IpLinkEvent extends AbstractEvent<IpLinkEvent.Type, IpLink> {
+
+    /**
+     * Type of link events.
+     */
+    public enum Type {
+        /**
+         * Signifies that a new ip link has been detected.
+         */
+        LINK_ADDED,
+
+        /**
+         * Signifies that an ip link has been updated or changed state.
+         */
+        LINK_UPDATED,
+
+        /**
+         * Signifies that an ip link has been removed.
+         */
+        LINK_REMOVED
+    }
+
+    /**
+     * Creates an event of a given type and for the specified ip link and the
+     * current time.
+     *
+     * @param type link event type
+     * @param link event link subject
+     */
+    public IpLinkEvent(Type type, IpLink link) {
+        super(type, link);
+    }
+
+    /**
+     * Creates an event of a given type and for the specified ip link and time.
+     *
+     * @param type link event type
+     * @param link event link subject
+     * @param time occurrence time
+     */
+    public IpLinkEvent(Type type, IpLink link, long time) {
+        super(type, link, time);
+    }
+
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkListener.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkListener.java
new file mode 100644
index 00000000..5acb73aa
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkListener.java
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.link;
+
+import org.onosproject.event.EventListener;
+
+/**
+ * Entity capable of receiving ip link related events.
+ */
+public interface IpLinkListener extends EventListener<IpLinkEvent> {
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkProvider.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkProvider.java
new file mode 100644
index 00000000..a58bf610
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkProvider.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.link;
+
+import org.onosproject.net.provider.Provider;
+
+/**
+ * Abstraction of an entity providing information about ip links
+ * to the core.
+ */
+public interface IpLinkProvider extends Provider {
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkProviderRegistry.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkProviderRegistry.java
new file mode 100644
index 00000000..e060ae68
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkProviderRegistry.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.link;
+
+import org.onosproject.net.provider.ProviderRegistry;
+
+/**
+ * Abstraction of an ip link provider registry.
+ */
+public interface IpLinkProviderRegistry
+        extends ProviderRegistry<IpLinkProvider, IpLinkProviderService> {
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkProviderService.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkProviderService.java
new file mode 100644
index 00000000..c2554425
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkProviderService.java
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.link;
+
+
+import org.onosproject.iptopology.api.TerminationPoint;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.provider.ProviderService;
+
+/**
+ * Means for injecting ip link information into the core.
+ */
+public interface IpLinkProviderService extends ProviderService<IpLinkProvider> {
+
+    /**
+     * Signals that an ip link is added or updated with IP topology information.
+     *
+     * @param linkDescription ip link information
+     */
+    void addOrUpdateIpLink(IpLinkDescription linkDescription);
+
+    /**
+     * Signals that an ip link has disappeared.
+     *
+     * @param linkDescription ip link information
+     */
+    void removeIpLink(IpLinkDescription linkDescription);
+
+    /**
+     * Signals that ip links associated with the specified
+     * termination point have vanished.
+     *
+     * @param terminationPoint termination point
+     */
+    void removeIpLink(TerminationPoint terminationPoint);
+
+    /**
+     * Signals that ip links associated with the specified
+     * device have vanished.
+     *
+     * @param deviceId device identifier
+     */
+    void removeIpLink(DeviceId deviceId);
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkService.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkService.java
new file mode 100644
index 00000000..723e907b
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkService.java
@@ -0,0 +1,108 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.link;
+
+import java.util.Set;
+
+import org.onosproject.event.ListenerService;
+import org.onosproject.iptopology.api.IpLink;
+import org.onosproject.iptopology.api.TerminationPoint;
+import org.onosproject.net.DeviceId;
+
+/**
+ * Service for interacting with the inventory of infrastructure links.
+ */
+public interface IpLinkService
+    extends ListenerService<IpLinkEvent, IpLinkListener> {
+
+    /**
+     * Returns the count of all known ip links.
+     *
+     * @return number of ip links
+     */
+    int getIpLinkCount();
+
+    /**
+     * Returns a collection of all ip links.
+     *
+     * @return all ip links
+     */
+    Iterable<IpLink> getIpLinks();
+
+
+    /**
+     * Returns set of all ip links leading to and from the
+     * specified ip device.
+     *
+     * @param deviceId device identifier
+     * @return set of ip device links
+     */
+    Set<IpLink> getIpDeviceLinks(DeviceId deviceId);
+
+    /**
+     * Returns set of all ip links leading from the specified ip device.
+     *
+     * @param deviceId device identifier
+     * @return set of ip device egress links
+     */
+    Set<IpLink> getIpDeviceEgressLinks(DeviceId deviceId);
+
+    /**
+     * Returns set of all ip links leading to the specified ip device.
+     *
+     * @param deviceId device identifier
+     * @return set of ip device ingress links
+     */
+    Set<IpLink> getIpDeviceIngressLinks(DeviceId deviceId);
+
+    /**
+     * Returns set of all ip links leading to and from the
+     * specified termination point.
+     *
+     * @param terminationPoint termination point
+     * @return set of ip links
+     */
+    Set<IpLink> getIpLinks(TerminationPoint terminationPoint);
+
+    /**
+     * Returns set of all ip links leading from the specified
+     * termination point.
+     *
+     * @param terminationPoint termination point
+     * @return set of ip device egress links
+     */
+    Set<IpLink> getEgressIpLinks(TerminationPoint terminationPoint);
+
+    /**
+     * Returns set of all ip links leading to the specified
+     * termination point.
+     *
+     * @param terminationPoint termination point
+     * @return set of ip device ingress links
+     */
+    Set<IpLink> getIngressIpLinks(TerminationPoint terminationPoint);
+
+    /**
+     * Returns the ip links between the specified source
+     * and destination termination points.
+     *
+     * @param src source termination point
+     * @param dst destination termination point
+     * @return ip link from source to destination; null if none found
+     */
+    IpLink getIpLink(TerminationPoint src, TerminationPoint dst);
+
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkStore.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkStore.java
new file mode 100644
index 00000000..8f5c60f7
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkStore.java
@@ -0,0 +1,115 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.link;
+
+import org.onosproject.iptopology.api.IpLink;
+import org.onosproject.iptopology.api.TerminationPoint;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.provider.ProviderId;
+import org.onosproject.store.Store;
+
+import java.util.Set;
+
+/**
+ * Manages inventory of ip links; not intended for direct use.
+ */
+public interface IpLinkStore extends Store<IpLinkEvent, IpLinkStoreDelegate> {
+
+    /**
+     * Returns the number of ip links in the store.
+     *
+     * @return number of ip links
+     */
+    int getIpLinkCount();
+
+    /**
+     * Returns an iterable collection of all ip links in the inventory.
+     *
+     * @return collection of all ip links
+     */
+    Iterable<IpLink> getIpLinks();
+
+    /**
+     * Returns all ip links egressing from the specified device.
+     *
+     * @param deviceId device identifier
+     * @return set of ip device links
+     */
+    Set<IpLink> getIpDeviceEgressLinks(DeviceId deviceId);
+
+    /**
+     * Returns all ip links ingressing from the specified device.
+     *
+     * @param deviceId device identifier
+     * @return set of ip device links
+     */
+    Set<IpLink> getIpDeviceIngressLinks(DeviceId deviceId);
+
+    /**
+     * Returns the ip link between the two termination points.
+     *
+     * @param src source termination point
+     * @param dst destination termination point
+     * @return ip link or null if one not found between the termination points
+     */
+    IpLink getIpLink(TerminationPoint src, TerminationPoint dst);
+
+    /**
+     * Returns all ip links egressing from the specified termination point.
+     *
+     * @param src source termination point
+     * @return set of termination point ip links
+     */
+    Set<IpLink> getEgressIpLinks(TerminationPoint src);
+
+    /**
+     * Returns all ip links ingressing to the specified termination point.
+     *
+     * @param dst destination termination point
+     * @return set of termination point ip links
+     */
+    Set<IpLink> getIngressIpLinks(TerminationPoint dst);
+
+    /**
+     * Creates a new ip link, or updates an existing one, based on the given
+     * information.
+     *
+     * @param providerId      provider identity
+     * @param linkDescription ip link description
+     * @return create or update ip link event, or null if no change resulted
+     */
+    IpLinkEvent createOrUpdateIpLink(ProviderId providerId,
+                                        IpLinkDescription linkDescription);
+
+    /**
+     * Removes ip link, based on the specified information.
+     *
+     * @param src ip link source
+     * @param dst ip link destination
+     * @return remove or update ip link event, or null if no change resulted
+     */
+    IpLinkEvent removeOrDownIpLink(TerminationPoint src, TerminationPoint dst);
+
+    /**
+     * Removes ip link based on the specified information.
+     *
+     * @param src ip link source
+     * @param dst ip link destination
+     * @return remove ip link event, or null if no change resulted
+     */
+    IpLinkEvent removeIpLink(TerminationPoint src, TerminationPoint dst);
+
+}
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkStoreDelegate.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkStoreDelegate.java
new file mode 100644
index 00000000..9397a499
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/IpLinkStoreDelegate.java
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.iptopology.api.link;
+
+import org.onosproject.store.StoreDelegate;
+
+/**
+ * Ip link store delegate abstraction.
+ */
+public interface IpLinkStoreDelegate extends StoreDelegate<IpLinkEvent> {
+}
diff --git a/framework/src/onos/providers/netconf/flow/src/main/java/org/onosproject/provider/netconf/flow/impl/package-info.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/package-info.java
index b095fc9a..581c2367 100644
--- a/framework/src/onos/providers/netconf/flow/src/main/java/org/onosproject/provider/netconf/flow/impl/package-info.java
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/link/package-info.java
@@ -15,7 +15,6 @@
  */
 
 /**
- * Provider that will accept any flow rules.
+ * Ip link model &amp; related services API definitions.
  */
-package org.onosproject.provider.netconf.flow.impl;
-
+package org.onosproject.iptopology.api.link;
diff --git a/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/package-info.java b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/package-info.java
new file mode 100644
index 00000000..e1133554
--- /dev/null
+++ b/framework/src/onos/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Ip Topology API.
+ */
+package org.onosproject.iptopology.api;
diff --git a/framework/src/onos/apps/openstackswitching/app/features.xml b/framework/src/onos/apps/openstackswitching/app/features.xml
index acb07b62..a13c2aaf 100644
--- a/framework/src/onos/apps/openstackswitching/app/features.xml
+++ b/framework/src/onos/apps/openstackswitching/app/features.xml
@@ -15,7 +15,6 @@
   ~ limitations under the License.
   -->
 <features xmlns="http://karaf.apache.org/xmlns/features/v1.2.0" name="${project.artifactId}-${project.version}">
-    <repository>mvn:${project.groupId}/${project.artifactId}/${project.version}/xml/features</repository>
     <feature name="${project.artifactId}" version="${project.version}"
              description="${project.description}">
         <feature>onos-api</feature>
diff --git a/framework/src/onos/apps/openstackswitching/app/pom.xml b/framework/src/onos/apps/openstackswitching/app/pom.xml
index 5460faef..7d26f8f2 100644
--- a/framework/src/onos/apps/openstackswitching/app/pom.xml
+++ b/framework/src/onos/apps/openstackswitching/app/pom.xml
@@ -31,7 +31,6 @@
 
     <description>SONA Openstack Switching  applications</description>
     <properties>
-        <onos.version>1.4.0-SNAPSHOT</onos.version>
         <onos.app.name>org.onosproject.openstackswitching</onos.app.name>
         <web.context>/onos/openstackswitching</web.context>
         <api.version>1.0.0</api.version>
diff --git a/framework/src/onos/apps/pathpainter/pom.xml b/framework/src/onos/apps/pathpainter/pom.xml
new file mode 100644
index 00000000..c14294c8
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/pom.xml
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2014 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.onosproject</groupId>
+        <artifactId>onos-apps</artifactId>
+        <version>1.4.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <artifactId>onos-app-pp</artifactId>
+    <packaging>bundle</packaging>
+
+    <description>Path visualization application</description>
+
+    <properties>
+        <onos.app.name>org.onosproject.pathpainter</onos.app.name>
+    </properties>
+
+</project>
diff --git a/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathLink.java b/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathLink.java
new file mode 100644
index 00000000..57241705
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathLink.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2014,2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.pathpainter;
+
+import org.onosproject.net.Link;
+import org.onosproject.net.LinkKey;
+import org.onosproject.ui.topo.BiLink;
+import org.onosproject.ui.topo.LinkHighlight;
+import org.onosproject.ui.topo.LinkHighlight.Flavor;
+
+import java.util.Set;
+
+/**
+ * Bi-directional link capable of different hilights.
+ */
+public class PathLink extends BiLink {
+
+    private boolean primary = false;
+    private boolean secondary = false;
+
+    public PathLink(LinkKey key, Link link) {
+        super(key, link);
+    }
+
+    public void computeHilight(Set<Link> selectedLinks, Set<Link> allLinks) {
+        primary = selectedLinks.contains(this.one()) ||
+                (two() != null && selectedLinks.contains(two()));
+        secondary = allLinks.contains(this.one()) ||
+                (two() != null && allLinks.contains(two()));
+    }
+
+    @Override
+    public LinkHighlight highlight(Enum<?> anEnum) {
+        Flavor flavor = primary ? Flavor.PRIMARY_HIGHLIGHT :
+                (secondary ? Flavor.SECONDARY_HIGHLIGHT : Flavor.NO_HIGHLIGHT);
+        return new LinkHighlight(this.linkId(), flavor);
+    }
+}
diff --git a/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathLinkMap.java b/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathLinkMap.java
new file mode 100644
index 00000000..9f2ea216
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathLinkMap.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2014,2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.pathpainter;
+
+import org.onosproject.net.Link;
+import org.onosproject.net.LinkKey;
+import org.onosproject.ui.topo.BiLinkMap;
+
+/**
+ * Our concrete link map.
+ */
+public class PathLinkMap extends BiLinkMap<PathLink> {
+    @Override
+    protected PathLink create(LinkKey linkKey, Link link) {
+        return new PathLink(linkKey, link);
+    }
+}
diff --git a/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathPainter.java b/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathPainter.java
new file mode 100644
index 00000000..07ce3fe8
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathPainter.java
@@ -0,0 +1,86 @@
+/*
+ * Copyright 2014,2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.pathpainter;
+
+import com.google.common.collect.ImmutableList;
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onosproject.ui.UiExtension;
+import org.onosproject.ui.UiExtensionService;
+import org.onosproject.ui.UiMessageHandlerFactory;
+import org.onosproject.ui.UiTopoOverlayFactory;
+import org.onosproject.ui.UiView;
+import org.onosproject.ui.UiViewHidden;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.List;
+
+/**
+ * Skeletal ONOS UI Topology-Overlay application component.
+ */
+@Component(immediate = true)
+public class PathPainter {
+
+    private static final ClassLoader CL = PathPainter.class.getClassLoader();
+    private static final String VIEW_ID = "ppTopov";
+
+    private final Logger log = LoggerFactory.getLogger(getClass());
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected UiExtensionService uiExtensionService;
+
+    // List of application views
+    private final List<UiView> uiViews = ImmutableList.of(
+            new UiViewHidden(VIEW_ID)
+    );
+
+    // Factory for UI message handlers
+    private final UiMessageHandlerFactory messageHandlerFactory =
+            () -> ImmutableList.of(
+                    new PathPainterTopovMessageHandler()
+            );
+
+    // Factory for UI topology overlays
+    private final UiTopoOverlayFactory topoOverlayFactory =
+            () -> ImmutableList.of(
+                    new PathPainterTopovOverlay()
+            );
+
+    // Application UI extension
+    protected UiExtension extension =
+            new UiExtension.Builder(CL, uiViews)
+                    .resourcePath(VIEW_ID)
+                    .messageHandlerFactory(messageHandlerFactory)
+                    .topoOverlayFactory(topoOverlayFactory)
+                    .build();
+
+    @Activate
+    protected void activate() {
+        uiExtensionService.register(extension);
+        log.info("Started");
+    }
+
+    @Deactivate
+    protected void deactivate() {
+        uiExtensionService.unregister(extension);
+        log.info("Stopped");
+    }
+
+}
diff --git a/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathPainterTopovMessageHandler.java b/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathPainterTopovMessageHandler.java
new file mode 100644
index 00000000..cf395e49
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathPainterTopovMessageHandler.java
@@ -0,0 +1,388 @@
+/*
+ * Copyright 2014,2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.pathpainter;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Sets;
+import org.onlab.osgi.ServiceDirectory;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.DisjointPath;
+import org.onosproject.net.ElementId;
+import org.onosproject.net.HostId;
+import org.onosproject.net.Link;
+import org.onosproject.net.Path;
+import org.onosproject.net.device.DeviceService;
+import org.onosproject.net.topology.GeoDistanceLinkWeight;
+import org.onosproject.net.topology.LinkWeight;
+import org.onosproject.net.topology.PathService;
+import org.onosproject.net.topology.TopologyEvent;
+import org.onosproject.net.topology.TopologyListener;
+import org.onosproject.net.topology.TopologyService;
+import org.onosproject.ui.RequestHandler;
+import org.onosproject.ui.UiConnection;
+import org.onosproject.ui.UiMessageHandler;
+import org.onosproject.ui.topo.DeviceHighlight;
+import org.onosproject.ui.topo.Highlights;
+import org.onosproject.ui.topo.HostHighlight;
+import org.onosproject.ui.topo.NodeBadge;
+import org.onosproject.ui.topo.TopoJson;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Collection;
+import java.util.List;
+import java.util.Set;
+
+/**
+ * Skeletal ONOS UI Topology-Overlay message handler.
+ */
+public class PathPainterTopovMessageHandler extends UiMessageHandler {
+
+    private static final String PAINTER_CLEAR = "ppTopovClear";
+    private static final String PAINTER_SET_SRC = "ppTopovSetSrc";
+    private static final String PAINTER_SET_DST = "ppTopovSetDst";
+    private static final String PAINTER_SWAP_SRC_DST = "ppTopovSwapSrcDst";
+    private static final String PAINTER_SET_MODE = "ppTopovSetMode";
+
+    private static final String PAINTER_NEXT_PATH = "ppTopovNextPath";
+    private static final String PAINTER_PREV_PATH = "ppTopovPrevPath";
+
+    private static final String ID = "id";
+    private static final String MODE = "mode";
+    private static final String TYPE = "type";
+    private static final String SWITCH = "switch";
+    private static final String ENDSTATION = "endstation";
+    public static final String DST = "Dst";
+    public static final String SRC = "Src";
+    private static LinkWeight linkData;
+
+    private final TopologyListener topologyListener = new InternalTopologyListener();
+
+    private Set<Link> allPathLinks;
+    private boolean listenersRemoved;
+
+    private enum Mode {
+        SHORTEST, DISJOINT, GEODATA, SRLG, INVALID
+    }
+
+    private final Logger log = LoggerFactory.getLogger(getClass());
+
+    private PathService pathService;
+
+    private ElementId src, dst;
+    private String srcType, dstType;
+    private Mode currentMode = Mode.SHORTEST;
+    private List<Path> paths;
+    private int pathIndex;
+
+    protected TopologyService topologyService;
+
+
+    // ===============-=-=-=-=-=-======================-=-=-=-=-=-=-================================
+
+
+    @Override
+    public void init(UiConnection connection, ServiceDirectory directory) {
+        super.init(connection, directory);
+        pathService = directory.get(PathService.class);
+        topologyService = directory.get(TopologyService.class);
+        linkData = new GeoDistanceLinkWeight(directory.get(DeviceService.class));
+        addListeners();
+    }
+
+
+    @Override
+    public void destroy() {
+        removeListeners();
+        super.destroy();
+    }
+
+    @Override
+    protected Collection<RequestHandler> createRequestHandlers() {
+        return ImmutableSet.of(
+                new ClearHandler(),
+                new SetSrcHandler(),
+                new SetDstHandler(),
+                new SwapSrcDstHandler(),
+                new NextPathHandler(),
+                new PrevPathHandler(),
+                new SetModeHandler()
+        );
+    }
+
+    // === -------------------------
+    // === Handler classes
+
+    private final class ClearHandler extends RequestHandler {
+
+        public ClearHandler() {
+            super(PAINTER_CLEAR);
+        }
+
+        @Override
+        public void process(long sid, ObjectNode payload) {
+            src = null;
+            dst = null;
+            sendMessage(TopoJson.highlightsMessage(new Highlights()));
+        }
+    }
+
+    private final class SetSrcHandler extends RequestHandler {
+
+        public SetSrcHandler() {
+            super(PAINTER_SET_SRC);
+        }
+
+        @Override
+        public void process(long sid, ObjectNode payload) {
+            String id = string(payload, ID);
+            src = elementId(id);
+            srcType = string(payload, TYPE);
+            if (src.equals(dst)) {
+                dst = null;
+            }
+            sendMessage(TopoJson.highlightsMessage(addBadge(new Highlights(),
+                                                            srcType,
+                                                            src.toString(),
+                                                            SRC)));
+            findAndSendPaths(currentMode);
+        }
+    }
+
+    private final class SetDstHandler extends RequestHandler {
+        public SetDstHandler() {
+            super(PAINTER_SET_DST);
+        }
+
+        @Override
+        public void process(long sid, ObjectNode payload) {
+            String id = string(payload, ID);
+            dst = elementId(id);
+            dstType = string(payload, TYPE);
+            if (src.equals(dst)) {
+                src = null;
+            }
+
+            sendMessage(TopoJson.highlightsMessage(addBadge(new Highlights(),
+                                                            dstType,
+                                                            dst.toString(),
+                                                            DST)));
+            findAndSendPaths(currentMode);
+        }
+    }
+
+    private final class SwapSrcDstHandler extends RequestHandler {
+        public SwapSrcDstHandler() {
+            super(PAINTER_SWAP_SRC_DST);
+        }
+
+        @Override
+        public void process(long sid, ObjectNode payload) {
+            ElementId temp = src;
+            src = dst;
+            dst = temp;
+            String s = srcType;
+            srcType = dstType;
+            dstType = s;
+            findAndSendPaths(currentMode);
+        }
+    }
+
+
+
+    private final class NextPathHandler extends RequestHandler {
+        public NextPathHandler() {
+            super(PAINTER_NEXT_PATH);
+        }
+
+        @Override
+        public void process(long sid, ObjectNode payload) {
+            pathIndex = (pathIndex >= paths.size() - 1 ? 0 : pathIndex + 1);
+            hilightAndSendPaths();
+        }
+    }
+
+    private final class PrevPathHandler extends RequestHandler {
+        public PrevPathHandler() {
+            super(PAINTER_PREV_PATH);
+        }
+
+        @Override
+        public void process(long sid, ObjectNode payload) {
+            pathIndex = (pathIndex <= 0 ? paths.size() - 1 : pathIndex - 1);
+            hilightAndSendPaths();
+        }
+    }
+
+    private final class SetModeHandler extends RequestHandler {
+        public SetModeHandler() {
+            super(PAINTER_SET_MODE);
+        }
+
+        @Override
+        public void process(long sid, ObjectNode payload) {
+            String mode = string(payload, MODE);
+            switch (mode) {
+                case "shortest":
+                    currentMode = Mode.SHORTEST;
+                    break;
+                case "disjoint":
+                    currentMode = Mode.DISJOINT;
+                    break;
+                case "geodata":
+                    currentMode = Mode.GEODATA;
+                    break;
+                case "srlg":
+                    currentMode = Mode.SRLG;
+                    break;
+                default:
+                    currentMode = Mode.INVALID;
+                    break;
+            }
+            //TODO: add support for SRLG
+            findAndSendPaths(currentMode);
+        }
+    }
+
+    // === ------------
+
+    private ElementId elementId(String id) {
+        try {
+            return DeviceId.deviceId(id);
+        } catch (IllegalArgumentException e) {
+            return HostId.hostId(id);
+        }
+    }
+
+    private void findAndSendPaths(Mode mode) {
+        log.info("src={}; dst={}; mode={}", src, dst, currentMode);
+        if (src != null && dst != null) {
+            pathIndex = 0;
+            ImmutableSet.Builder<Link> builder = ImmutableSet.builder();
+            if (mode.equals(Mode.SHORTEST)) {
+                paths = ImmutableList.copyOf(pathService.getPaths(src, dst));
+                allPathLinks = buildPaths(builder).build();
+            } else if (mode.equals(Mode.DISJOINT)) {
+                paths = ImmutableList.copyOf(pathService.getDisjointPaths(src, dst));
+                allPathLinks = buildDisjointPaths(builder).build();
+            } else if (mode.equals(Mode.GEODATA)) {
+                paths = ImmutableList.copyOf(pathService.getPaths(src, dst, linkData));
+                allPathLinks = buildPaths(builder).build();
+            } else {
+                log.info("Unsupported MODE");
+            }
+        } else {
+            paths = ImmutableList.of();
+            allPathLinks = ImmutableSet.of();
+        }
+        hilightAndSendPaths();
+
+    }
+
+    private ImmutableSet.Builder<Link> buildPaths(ImmutableSet.Builder<Link> pathBuilder) {
+        paths.forEach(path -> path.links().forEach(pathBuilder::add));
+        return pathBuilder;
+    }
+
+    private ImmutableSet.Builder<Link> buildDisjointPaths(ImmutableSet.Builder<Link> pathBuilder) {
+        paths.forEach(path -> {
+            DisjointPath dp = (DisjointPath) path;
+            pathBuilder.addAll(dp.primary().links());
+            pathBuilder.addAll(dp.backup().links());
+        });
+        return pathBuilder;
+    }
+
+    private void hilightAndSendPaths() {
+        PathLinkMap linkMap = new PathLinkMap();
+        allPathLinks.forEach(linkMap::add);
+
+        Set<Link> selectedPathLinks;
+
+        // Prepare two working sets; one containing selected path links and
+        // the other containing all paths links.
+        if (currentMode.equals(Mode.DISJOINT)) {
+            DisjointPath dp = (DisjointPath) paths.get(pathIndex);
+            selectedPathLinks = paths.isEmpty() ?
+                    ImmutableSet.of() : Sets.newHashSet(dp.primary().links());
+            selectedPathLinks.addAll(dp.backup().links());
+        } else {
+            selectedPathLinks = paths.isEmpty() ?
+                    ImmutableSet.of() : ImmutableSet.copyOf(paths.get(pathIndex).links());
+        }
+        Highlights highlights = new Highlights();
+        for (PathLink plink : linkMap.biLinks()) {
+            plink.computeHilight(selectedPathLinks, allPathLinks);
+            highlights.add(plink.highlight(null));
+        }
+        if (src != null) {
+            highlights = addBadge(highlights, srcType, src.toString(), SRC);
+        }
+        if (dst != null) {
+            highlights = addBadge(highlights, dstType, dst.toString(), DST);
+        }
+        sendMessage(TopoJson.highlightsMessage(highlights));
+    }
+
+    private Highlights addBadge(Highlights highlights, String type, String elemId, String src) {
+        if (SWITCH.equals(type)) {
+            highlights = addDeviceBadge(highlights, elemId, src);
+        } else if (ENDSTATION.equals(type)) {
+            highlights = addHostBadge(highlights, elemId, src);
+        }
+        return highlights;
+    }
+
+    private Highlights addDeviceBadge(Highlights h, String elemId, String type) {
+        DeviceHighlight dh = new DeviceHighlight(elemId);
+        dh.setBadge(createBadge(type));
+        h.add(dh);
+        return h;
+    }
+
+    private Highlights addHostBadge(Highlights h, String elemId, String type) {
+        HostHighlight hh = new HostHighlight(elemId);
+        hh.setBadge(createBadge(type));
+        h.add(hh);
+        return h;
+    }
+
+    private NodeBadge createBadge(String type) {
+        return NodeBadge.text(type);
+    }
+
+    private synchronized void addListeners() {
+        listenersRemoved = false;
+        topologyService.addListener(topologyListener);
+    }
+    private synchronized void removeListeners() {
+        if (!listenersRemoved) {
+            listenersRemoved = true;
+            topologyService.removeListener(topologyListener);
+        }
+    }
+
+    // Link event listener.
+    private class InternalTopologyListener implements TopologyListener {
+        @Override
+        public void event(TopologyEvent event) {
+            findAndSendPaths(currentMode);
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathPainterTopovOverlay.java b/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathPainterTopovOverlay.java
new file mode 100644
index 00000000..78f5f905
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/PathPainterTopovOverlay.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2014,2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.pathpainter;
+
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.HostId;
+import org.onosproject.ui.UiTopoOverlay;
+import org.onosproject.ui.topo.ButtonId;
+import org.onosproject.ui.topo.PropertyPanel;
+
+/**
+ * Our topology overlay.
+ */
+public class PathPainterTopovOverlay extends UiTopoOverlay {
+
+    // NOTE: this must match the ID defined in ppTopovOverlay.js
+    private static final String OVERLAY_ID = "pp-overlay";
+
+    private static final ButtonId SRC_BUTTON = new ButtonId("src");
+    private static final ButtonId DST_BUTTON = new ButtonId("dst");
+
+    public PathPainterTopovOverlay() {
+        super(OVERLAY_ID);
+    }
+
+    @Override
+    public void deactivate() {
+        super.deactivate();
+        log.debug("PathPainterOverlay Deactivated");
+    }
+
+    @Override
+    public void modifyDeviceDetails(PropertyPanel pp, DeviceId deviceId) {
+        pp.addButton(SRC_BUTTON).addButton(DST_BUTTON);
+    }
+
+    @Override
+    public void modifyHostDetails(PropertyPanel pp, HostId hostId) {
+        pp.addButton(SRC_BUTTON).addButton(DST_BUTTON);
+    }
+
+
+}
diff --git a/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/package-info.java b/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/package-info.java
new file mode 100644
index 00000000..e625933b
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/src/main/java/org/onosproject/pathpainter/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Path visualization GUI topology view overlay.
+ */
+package org.onosproject.pathpainter;
\ No newline at end of file
diff --git a/framework/src/onos/apps/pathpainter/src/main/resources/app/view/ppTopov/ppTopov.css b/framework/src/onos/apps/pathpainter/src/main/resources/app/view/ppTopov/ppTopov.css
new file mode 100644
index 00000000..cbf460f9
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/src/main/resources/app/view/ppTopov/ppTopov.css
@@ -0,0 +1,2 @@
+/* css for sample app topology overlay  */
+
diff --git a/framework/src/onos/apps/pathpainter/src/main/resources/app/view/ppTopov/ppTopov.html b/framework/src/onos/apps/pathpainter/src/main/resources/app/view/ppTopov/ppTopov.html
new file mode 100644
index 00000000..9141975f
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/src/main/resources/app/view/ppTopov/ppTopov.html
@@ -0,0 +1,4 @@
+<!-- partial HTML -->
+<div id="ov-pp-topov">
+    <p>This is a hidden view .. just a placeholder to house the javascript</p>
+</div>
diff --git a/framework/src/onos/apps/pathpainter/src/main/resources/app/view/ppTopov/ppTopov.js b/framework/src/onos/apps/pathpainter/src/main/resources/app/view/ppTopov/ppTopov.js
new file mode 100644
index 00000000..baaaef98
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/src/main/resources/app/view/ppTopov/ppTopov.js
@@ -0,0 +1,119 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*
+ Sample Demo module. This contains the "business logic" for the topology
+ overlay that we are implementing.
+ */
+
+(function () {
+    'use strict';
+
+    // injected refs
+    var $log, fs, flash, wss;
+
+    // constants
+    var srcMessage = 'ppTopovSetSrc',
+        dstMessage = 'ppTopovSetDst',
+        swapMessage = 'ppTopovSwapSrcDst',
+        modeMessage = 'ppTopovSetMode',
+        nextPathMessage = 'ppTopovNextPath',
+        clearMessage = 'ppTopovClear',
+        prevPathMessage = 'ppTopovPrevPath';
+
+    // internal state
+    var currentMode = null;
+
+
+    // === ---------------------------
+    // === Helper functions
+
+
+    // === ---------------------------
+    // === Main API functions
+
+    function clear() {
+        wss.sendEvent(clearMessage);
+        flash.flash('Source node: ' + node.id);
+    }
+
+    function setSrc(node) {
+        wss.sendEvent(srcMessage, {
+            id: node.id,
+            type: node.type
+        });
+        flash.flash('Source node: ' + node.id);
+    }
+
+    function setDst(node) {
+        wss.sendEvent(dstMessage, {
+            id: node.id,
+            type: node.type
+        });
+        flash.flash('Destination node: ' + node.id);
+    }
+
+    function swapSrcDst() {
+        wss.sendEvent(swapMessage)
+        flash.flash('Source and destination swap');
+    }
+
+    function nextPath() {
+        wss.sendEvent(nextPathMessage);
+    }
+
+    function prevPath() {
+        wss.sendEvent(prevPathMessage);
+    }
+
+
+    function setMode(mode) {
+        if (currentMode === mode) {
+            $log.debug('(in mode', mode, 'already)');
+            flash.flash('Already in ' + mode + ' mode');
+        } else {
+            currentMode = mode;
+            wss.sendEvent(modeMessage, {
+                mode: mode
+            });
+            flash.flash('Path mode: ' + mode);
+        }
+    }
+
+    // === ---------------------------
+    // === Module Factory Definition
+
+    angular.module('ovPpTopov', [])
+        .factory('PathPainterTopovService',
+        ['$log', 'FnService', 'FlashService', 'WebSocketService',
+
+        function (_$log_, _fs_, _flash_, _wss_) {
+            $log = _$log_;
+            fs = _fs_;
+            flash = _flash_;
+            wss = _wss_;
+
+            return {
+                setSrc: setSrc,
+                setDst: setDst,
+                setMode: setMode,
+                nextPath: nextPath,
+                prevPath: prevPath,
+                swapSrcDst: swapSrcDst,
+                clear: clear
+            };
+        }]);
+}());
diff --git a/framework/src/onos/apps/pathpainter/src/main/resources/app/view/ppTopov/ppTopovOverlay.js b/framework/src/onos/apps/pathpainter/src/main/resources/app/view/ppTopov/ppTopovOverlay.js
new file mode 100644
index 00000000..f98ed2b7
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/src/main/resources/app/view/ppTopov/ppTopovOverlay.js
@@ -0,0 +1,260 @@
+// path painter topology overlay - client side
+//
+// This is the glue that binds our business logic (in ppTopovDemo.js)
+// to the overlay framework.
+
+(function () {
+    'use strict';
+
+    // injected refs
+    var $log, tov, pps;
+
+    // internal state should be kept in the service module (not here)
+    var selection;
+
+    // our overlay definition
+    var overlay = {
+        // NOTE: this must match the ID defined in AppUiTopovOverlay
+        overlayId: 'pp-overlay',
+        glyphId: 'topo',
+        tooltip: 'Path Painter Topo Overlay',
+
+        activate: function () {
+            $log.debug("Path painter topology overlay ACTIVATED");
+        },
+        deactivate: function () {
+            pps.clear();
+            $log.debug("Path painter topology overlay DEACTIVATED");
+        },
+        // These glyphs get installed using the overlayId as a prefix.
+        // e.g. 'src' is installed as 'pp-overlay-src'
+        // They can be referenced (from this overlay) as '*src'
+        // That is, the '*' prefix stands in for 'pp-overlay-'
+        glyphs: {
+            src: {
+                vb: '0 0 110 110',
+                d: 'M28.7,59.3 M14.9,53 M8.7,39 M32.4,92.5H25l-0.2-3.6' +
+                'c-0.5-9-5.4-23.9-12.9-33.5c-5.2-6.6-7-12.8-7-16.3c0-13.3,10.7-24,23.8-24c13.1,0,23.8,10.8,23.8,24c0,3.5-1.8,9.7-7,16.3' +
+                'C38,65,33.1,80,32.6,88.9L32.4,92.5z M27.9,89.5h1.7l0-0.7c0.5-9.4,5.7-25.2,13.5-35.2c4.7-6,6.4-11.4,6.4-14.5' +
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+                'M28.6,29.8c-4.7,0-8.5,3.8-8.5,8.5c0,4.7,3.8,8.5,8.5,8.5s8.5-3.8,8.5-8.5C37.1,33.6,33.3,29.8,28.6,29.8z M89.6,47 M89.6,29.5' +
+                'c-0.1,3.1-0.1,12.8,0,17c0.1,4.2,14.1-5.5,13.9-8.5C103.4,35.1,89.6,25.6,89.6,29.5z M51,38.1L89.5,38 M89.5,39.5l0-3L51,36.5l0,3' +
+                'L89.5,39.5z'
+            },
+            dst: {
+                vb: '0 0 110 110',
+                d: 'M80.3,59.8 M85.8,92.5h-7.2L78.4,89c-0.4-8.8-5.2-23.6-12.3-33' +
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+                's3.6,8.4,8.1,8.4c4.5,0,8.1-3.7,8.1-8.4S86.6,30.8,82.1,30.8z M47.2,47.5 M45.2,30.8c-0.1,3.1-0.1,12.6,0,16.7' +
+                'c0.1,4.1,13.4-5.4,13.3-8.4C58.4,36.2,45.2,26.9,45.2,30.8z M45.2,39.1L6.7,39.2 M45.2,40.6l0-3L6.7,37.7l0,3L45.2,40.6z'
+            },
+            jp: {
+                vb: '0 0 110 110',
+                d: 'M84.3,89.3L58.9,64.2l-1.4,1.4L83,90.7L84.3,89.3z M27,7.6H7.4v19.2H27V7.6z' +
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+            },
+            djp: {
+                vb: '0 0 110 110',
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+                'l-1,3.2l57,22.1L83.7,36.1z M34.1,95l61.4-40.6 M96.4,55.7l-1.9-2.5L33.2,93.8l1.9,2.5L96.4,55.7z M26.6,27.6H6.7V7.7h19.9V27.6z' +
+                'M102.1,36H82.2v19.9h19.9V36z M35.3,83.5H15.3v19.9h19.9V83.5z'
+            },
+            geo: {
+                vb: '0 0 110 110',
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+                'c0.5-0.1,1.2-0.9,1.5-0.1c-0.1,0.5-0.8,0.6-1.2,1c-0.3,0.4-0.9,1.2-0.8,1.6c0.1,0.7,1,0.4,1,1.3c-0.1,0.5-0.7,0.3-1.1,0.5'+
+                'c-0.4,0.2-0.5,0.6-1,0.7c-1.2,0.2-2.1-0.3-3.1-0.3c0,0.5,0.5,0.8,0.8,0.9c0.9,0.5,1.6,0.5,2.9,0.4c0.7,0,1.4,0.2,2-0.2'+
+                'c0.4-0.3,0.3-0.9,0.6-1.2c0.4-0.4,1.2-0.8,1.7-0.7c0.3,0.1,0.7,0.4,0.7,0.7c0,0.7-0.8,0.4-0.8,1.1c0.5,0.4,2-0.4,2-1'+
+                'c0.1-0.4-0.5-0.7-0.4-1.1c0-0.8,0.9-0.7,0.8-1.5c-0.4-0.4-0.9,0.1-1.3,0c-0.6-0.1-1.2-1-1.5-1.5c0.3-0.4,0.9-0.1,1.3-0.1'+
+                'c0.5-0.7,1.3-1,2.5-1.1c0.4,0,1-0.2,1.2,0.2c0.1,0.7-0.9,1.1-0.7,1.9c0.9,0.2,1.1-1.1,1.8-1.6c0.3-0.2,0.8-0.4,1.2-0.6'+
+                'c0.4-0.2,0.8-0.6,1.1-0.6c0.4,0,0.4,0.3,0.8,0.5c0.3,0.1,0.7-0.1,0.8,0.4c-0.7,1.4-3.5,0.6-4.2,2.1c0.2,1-0.4,1.9,0.1,2.6'+
+                'c0.4,0.5,1.1,0.2,1.3,0.6c0.2,0.7-0.8,0.7-0.5,1.4c0.7,0.5,1.5-0.4,2.1-0.8c0.7-0.4,1.5-0.8,1.6-1.7c-0.3-0.7-1.6-0.2-1.8-0.9'+
+                'c-0.1-0.4,0.4-1.3,0.5-1.5c0.7-0.8,3-2,4.6-1.9c0.3,0,0.6,0.3,1,0.3c1.1,0.1,2.4-0.5,3.2,0c0.7-0.5,1.5,0.1,2.5-0.1'+
+                'c0.7,0.5,0.5,1.5,1.7,2c0.3,0.1,0.7,0,1.1,0.1c0.3,0.1,0.6,0.5,1,0.6c0.5,0.2,0.9,0.2,1,0.6c0.1,0.4-0.3,0.6-0.3,1'+
+                'c0.3,0.3,0,0.6,0.2,1c0.3,0.7,1,0.6,1.6,0.9c0.5,0.2,1.5,0.9,1.5,1.4c0,0.4-1,1-1.3,1.1c-0.2,0.1-1.3,0.7-1.7,0.6'+
+                'c-0.6-0.1-0.8-1.5-1.7-1.4c-0.4,0-0.7,0.3-0.7,0.8c0,0.9,0.9,1,1,1.8c0,1-0.5,1-1.2,1.6c-0.5-0.2-1-0.6-1.7-0.6'+
+                'c-0.4,0.5,0.7,0.7,0.3,1.4c-1,0.2-1.8-0.3-2.7-0.6c-0.3-0.1-0.7-0.1-1-0.2c-0.4-0.2-0.5-0.9-0.8-1.3c-0.3-0.4-1-1-1.6-1'+
+                'c-0.8,0-1.9,1.1-2.5,0.1c0.4-1.6,2.5-0.4,3.8-1c0.5-0.2,0.7-0.8,1.1-1.1c0.8-0.5,2.2-0.6,2-1.7c-0.1-0.5-0.7-0.5-1.1-0.8'+
+                'c-0.5-0.4-0.9-1.7-1.6-1.7c-0.4,0-0.6,0.3-1,0.4c-0.8,0.1-1.7-0.4-2.5,0c-0.3,0.2-0.1,0.6-0.4,1c-0.2,0.3-0.7,0.4-1,0.8'+
+                'c-0.2,0.4-0.2,0.9-0.5,1.2c-0.5,0.5-1.6,0.6-2.3,0.9c-0.3,0.1-0.7,0.5-1,0.5c-0.5,0-0.7-0.8-1.3-0.5c0,0.8,0.7,1.1,1.2,1.4'+
+                'c0.5,0.4,1.1,0.8,1.3,1.4c-0.5,1.2-1.3-0.1-2.2-0.1c-0.9,0-2.2,1.9-3,0.4c0.2-0.8,1-1,1.2-1.8c-0.9,0.2-1.7,1-2.7,1.3'+
+                'c-0.4,0.1-0.9,0.1-1.3,0.2c-0.8,0.3-1.3,0.9-2.1,1.2c-0.3,0.1-0.7,0.1-1,0.2c-0.8,0.3-1.7,0.8-2.5,1.3c-0.8,0.5-1.7,1-2.2,1.5'+
+                'c-0.3,0.3-1,1.2-1,1.5c0,0.4,0.7,0.6,0.8,1c0,0.3-0.4,0.8-0.1,1.2c0.3,0.3,0.8,0.1,1.3,0.1c1,0.1,1.6,1,2.4,1.5'+
+                'c0.6,0.4,1.4,0.8,2,0.9c0.9,0.1,1.8-0.3,2,0.5c0.1,0.8-0.8,1-0.9,1.5c0.5,0.7-0.3,1-0.3,1.6c0,0.5,0.5,1.2,1,1.3'+
+                'c0.6,0.1,1.6-0.7,1.8-1.4c0.3-0.9,0.2-2,0.8-2.7c3,0.1,5.5-1.5,5.3-4.9c0-0.3-0.2-0.8-0.1-1.2c0.1-0.6,0.9-1,0.8-1.7'+
+                'c0.8-0.3,0.8-1.8,1.7-2c0.7-0.2,1.5,0.6,2.5,0.5c0.3,0,0.7-0.3,1-0.3c0.6,0.1,1,1,1.5,1.4c0.4,0.4,0.9,0.2,1,0.7'+
+                'c-0.1,0.8-0.6,0.8-0.6,1.6c0,0.7,0.7,1.2,1,1.2c0.5,0.1,1.1-0.2,1.6-0.4c0.8-0.5,1.6-1.8,2.3-1.7c0.6,0.1,1,2.1,1.1,2.9'+
+                'c0.1,0.8-0.1,1.4-0.1,2.1c0.1,1.2,1.4,1.1,2.1,1.7c0.2,0.2,0.3,0.7,0.4,0.9c0.3,0.5,0.7,0.5,0.8,1c0.1,1.2-1,1.3-0.9,2.7'+
+                'c-0.2,0.5-0.8,0.5-0.8,1.2c0.1,1.1,1.5,0.3,1.9,1.1c0.2,0.5,0,0.8-0.2,1.5c0.5,0.7,0.5,1.7-0.4,1.7c-0.5,0-0.7-0.6-1.2-0.8'+
+                'c-0.3-0.1-0.7-0.1-1.1-0.1c-0.3-0.1-0.7-0.2-1-0.2c-0.8-0.1-1.6,0.2-2.1-0.4c0.8-1.1,1.8-2.3,2.7-3.2c0.3-0.3,0.9-0.5,0.8-1.1'+
+                'c-0.5-0.5-1.2,0-1.7,0.4c-0.5,0.3-1.2,0.8-1.8,0.9c-1.1,0.2-2.4-0.3-3.3,0.3c-0.1,0.5,1,0.3,0.8,1.1C92.8,43,92.4,43,92,42.7'+
+                'c-0.3-0.3-0.1-0.8-0.3-0.9c-0.3-0.3-1.5-0.4-2.1-0.3c-0.7,0.1-1.3,0.6-1.3,1.2c0.8,0.4,2.1-0.4,2.4,0.6c-0.4,0.9-1.5,1.4-1.3,2.6'+
+                'c0.1,0.5,0.5,1.1,0.9,1.1c0.3,0.1,0.5-0.3,0.9-0.3c0.4,0,0.3,0.5,0.7,0.4c0.6-0.3,1-1.3,1.7-1.2c0.8,1.2-0.8,1.7-1.7,2.1'+
+                'c-1,0.4-2.3,0.6-3.1,1c-0.4,0.2-1.9,1.9-2.2,0.6c-0.2-0.9,0.8-0.7,1-1.4c-1-0.2-1.9,0.5-2.8,0.9c-1.3,0.5-3.4,0.9-3.8,2.5'+
+                'c-0.1,0.3,0.1,0.9-0.1,1.1c-0.2,0.2-1.1,0.2-1.5,0.4c-0.6,0.2-1.2,0.7-1.5,0.9C77.7,54,77.2,54,77,54.1c-0.5,0.2-0.7,1-1.3,1.5'+
+                'c-0.2,0.2-0.8,0.4-1,0.6c-0.3,0.4-0.4,1.3-1,1.4c-0.4,0-0.7-0.3-1-0.1c0,0.9,0.3,2.2-0.1,3.1c-0.8,0.7-1.6,1.2-2.5,1.8'+
+                'c-0.5,0.3-1,0.4-1.7,0.8c-0.5,0.3-0.9,0.9-1.4,1.2c-1.2,0.8-2.7,1.8-2.7,3.8c0,0.4,0.2,0.9,0.3,1.4c0,0.3,0,0.6,0,0.9'+
+                'c0.1,0.7,0.6,1.7,0,2.2c-0.9-0.4-1.9-0.5-2.5-1.2c-0.2-0.7,0.3-1.3,0.3-1.9c-0.1-0.5-0.7-1.4-1.1-1.5c-0.4-0.1-0.7,0.4-1.1,0.4'+
+                'c-0.5,0-0.9-0.8-1.5-0.9c-0.9-0.1-1.6,0.2-2.5,0.1c-1,0.6-1.2,1.6-2.4,1.5c-0.4,0-0.8-0.4-1.3-0.5c-0.5-0.1-1.3-0.3-1.8-0.3'+
+                'c-1.1,0.1-1.9,1-2.8,1.5c-0.8,0.5-2,1.1-2.2,2.1c-0.1,0.5,0,1.3-0.2,1.8c-0.1,0.3-0.4,0.6-0.5,0.9c-0.7,1.5-1.3,3.4-0.8,5.5'+
+                'c0.1,0.3,0.8,2.1,1.1,2.4c0.3,0.4,1.3,1,1.8,1c0.5,0,1-0.3,1.5-0.4c0.5-0.1,1.2-0.1,1.7-0.3c1.4-0.5,1.1-2.6,2.5-3.3'+
+                'c0.6-0.3,1.3-0.4,2.4-0.4c0.3,0.3,0.5,0.9,0.4,1.4c0,0.4-0.3,0.7-0.5,1.2c-0.1,0.5-0.2,1-0.3,1.4c-0.2,0.5-0.6,0.8-0.8,1.3'+
+                'c-0.1,0.3,0,0.7-0.1,0.9c-0.1,0.5-0.7,0.8-0.4,1.3c1.4,0.6,3-0.2,4.2,0.1c0.5,0.1,1.5,0.8,1.5,1.7c0,0.7-0.4,1.1-0.5,1.8'+
+                'c-0.1,0.9-0.4,2-0.4,2.7c-0.1,1.2,1.5,3.2,2.7,3.2L55.7,94.6z M39.1,54.2L31.7,54v11.2h10.3v-8.7L39.1,54.2z M52.2,35.7l7.5,0.1'+
+                'V24.6H49.5l0,8.9 M39.1,54.2l2.9,2.3l10.3-20.8l-2.7-2.1L39.1,54.2z M47.2,46.4'
+
+            }
+        },
+
+        // detail panel button definitions
+        buttons: {
+            src: {
+                gid: '*src',
+                tt: 'Set source node',
+                cb: function (data) {
+                    $log.debug('Set src action invoked with data:', data);
+                    pps.setSrc(selection);
+                }
+            },
+            dst: {
+                gid: '*dst',
+                tt: 'Set destination node',
+                cb: function (data) {
+                    $log.debug('Set dst action invoked with data:', data);
+                    pps.setDst(selection);
+                }
+            }
+        },
+
+        // Key bindings for traffic overlay buttons
+        // NOTE: fully qual. button ID is derived from overlay-id and key-name
+        // FIXME: use into [ and ] instead of 1 and 2
+        // FIXME: find better keys for shortest paths & disjoint paths modes
+        keyBindings: {
+            1: {
+                cb: function () {
+                    pps.setSrc(selection);
+                },
+                tt: 'Set source node',
+                gid: '*src'
+            },
+            2: {
+                cb: function () {
+                    pps.setDst(selection);
+                },
+                tt: 'Set destination node',
+                gid: '*dst'
+            },
+            3: {
+                cb: function () {
+                    pps.swapSrcDst();
+                },
+                tt: 'Swap source and destination nodes',
+                gid: 'refresh'
+            },
+            4: {
+                cb: function () {
+                    pps.setMode("shortest");
+                },
+                tt: 'Set shortest paths mode',
+                gid: '*jp'
+            },
+            5: {
+                cb: function () {
+                    pps.setMode("disjoint");
+                },
+                tt: 'Set disjoint paths mode',
+                gid: '*djp'
+            },
+            6: {
+                cb: function () {
+                    pps.setMode("geodata");
+                },
+                tt: 'Set geodata path weight mode',
+                gid: '*geo'
+            },
+            leftArrow: {
+                cb: function () {
+                    pps.prevPath();
+                },
+                tt: 'Highlight previous path',
+                gid: 'prevIntent'
+            },
+            rightArrow: {
+                cb: function () {
+                    pps.nextPath();
+                },
+                tt: 'Highlight next path',
+                gid: 'nextIntent'
+            },
+
+            _keyOrder: [
+                '1', '2', '3', '4', '5', '6', 'leftArrow', 'rightArrow'
+            ]
+        },
+
+        hooks: {
+            // hook for handling escape key
+            // Must return true to consume ESC, false otherwise.
+            escape: function () {
+                selectionCallback();
+                pps.setSrc();
+                pps.setDst();
+            },
+
+            // hooks for when the selection changes...
+            empty: function () {
+                selectionCallback();
+            },
+            single: function (data) {
+                selectionCallback(data);
+            }
+        }
+    };
+
+
+    function buttonCallback(x) {
+        $log.debug('Toolbar-button callback', x);
+    }
+
+    function selectionCallback(d) {
+        $log.debug('Selection callback', d);
+        selection = d;
+    }
+
+    // invoke code to register with the overlay service
+    angular.module('ovPpTopov')
+        .run(['$log', 'TopoOverlayService', 'PathPainterTopovService',
+
+            function (_$log_, _tov_, _pps_) {
+                $log = _$log_;
+                tov = _tov_;
+                pps = _pps_;
+                tov.register(overlay);
+            }]);
+
+}());
diff --git a/framework/src/onos/apps/pathpainter/src/main/resources/ppTopov/css.html b/framework/src/onos/apps/pathpainter/src/main/resources/ppTopov/css.html
new file mode 100644
index 00000000..56b32b4a
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/src/main/resources/ppTopov/css.html
@@ -0,0 +1 @@
+<link rel="stylesheet" href="app/view/ppTopov/ppTopov.css">
\ No newline at end of file
diff --git a/framework/src/onos/apps/pathpainter/src/main/resources/ppTopov/js.html b/framework/src/onos/apps/pathpainter/src/main/resources/ppTopov/js.html
new file mode 100644
index 00000000..24124bf7
--- /dev/null
+++ b/framework/src/onos/apps/pathpainter/src/main/resources/ppTopov/js.html
@@ -0,0 +1,2 @@
+<script src="app/view/ppTopov/ppTopov.js"></script>
+<script src="app/view/ppTopov/ppTopovOverlay.js"></script>
\ No newline at end of file
diff --git a/framework/src/onos/apps/pom.xml b/framework/src/onos/apps/pom.xml
index 005052fb..1a279c53 100644
--- a/framework/src/onos/apps/pom.xml
+++ b/framework/src/onos/apps/pom.xml
@@ -31,6 +31,7 @@
     <modules>
         <module>aaa</module>
         <module>acl</module>
+        <module>faultmanagement</module>
         <module>fwd</module>
         <module>mobility</module>
         <module>proxyarp</module>
@@ -47,6 +48,7 @@
         <module>cordfabric</module>
         <module>xos-integration</module>
         <module>pcep-api</module>
+        <module>iptopology-api</module>
         <module>olt</module>
         <module>cip</module>
         <module>flowanalyzer</module>
@@ -58,6 +60,8 @@
         <module>pim</module>
         <module>mlb</module>
         <module>openstackswitching</module>
+        <module>pathpainter</module>
+        <module>cpman</module>
   </modules>
 
     <properties>
diff --git a/framework/src/onos/apps/sdnip/src/main/java/org/onosproject/sdnip/IntentSynchronizer.java b/framework/src/onos/apps/sdnip/src/main/java/org/onosproject/sdnip/IntentSynchronizer.java
index 2eb5d0f3..09d4a436 100644
--- a/framework/src/onos/apps/sdnip/src/main/java/org/onosproject/sdnip/IntentSynchronizer.java
+++ b/framework/src/onos/apps/sdnip/src/main/java/org/onosproject/sdnip/IntentSynchronizer.java
@@ -30,6 +30,7 @@ import org.onosproject.core.ApplicationId;
 import org.onosproject.net.intent.Intent;
 import org.onosproject.net.intent.IntentService;
 import org.onosproject.net.intent.IntentState;
+import org.onosproject.net.intent.IntentUtils;
 import org.onosproject.net.intent.Key;
 import org.onosproject.routing.IntentSynchronizationService;
 import org.slf4j.Logger;
diff --git a/framework/src/onos/apps/sdnip/src/main/java/org/onosproject/sdnip/PeerConnectivityManager.java b/framework/src/onos/apps/sdnip/src/main/java/org/onosproject/sdnip/PeerConnectivityManager.java
index fb008aad..edc2df4d 100644
--- a/framework/src/onos/apps/sdnip/src/main/java/org/onosproject/sdnip/PeerConnectivityManager.java
+++ b/framework/src/onos/apps/sdnip/src/main/java/org/onosproject/sdnip/PeerConnectivityManager.java
@@ -33,6 +33,7 @@ import org.onosproject.net.flow.DefaultTrafficTreatment;
 import org.onosproject.net.flow.TrafficSelector;
 import org.onosproject.net.flow.TrafficTreatment;
 import org.onosproject.net.host.InterfaceIpAddress;
+import org.onosproject.net.intent.IntentUtils;
 import org.onosproject.net.intent.Key;
 import org.onosproject.net.intent.PointToPointIntent;
 import org.onosproject.routing.IntentSynchronizationService;
diff --git a/framework/src/onos/apps/sdnip/src/test/java/org/onosproject/sdnip/IntentSyncTest.java b/framework/src/onos/apps/sdnip/src/test/java/org/onosproject/sdnip/IntentSyncTest.java
index 6dc3ce10..4736aa1d 100644
--- a/framework/src/onos/apps/sdnip/src/test/java/org/onosproject/sdnip/IntentSyncTest.java
+++ b/framework/src/onos/apps/sdnip/src/test/java/org/onosproject/sdnip/IntentSyncTest.java
@@ -45,6 +45,7 @@ import org.onosproject.net.intent.IntentService;
 import org.onosproject.net.intent.IntentState;
 import org.onosproject.net.intent.Key;
 import org.onosproject.net.intent.MultiPointToSinglePointIntent;
+import org.onosproject.net.intent.IntentUtils;
 import org.onosproject.routing.RouteEntry;
 
 import java.util.Collections;
diff --git a/framework/src/onos/apps/sdnip/src/test/java/org/onosproject/sdnip/TestIntentServiceHelper.java b/framework/src/onos/apps/sdnip/src/test/java/org/onosproject/sdnip/TestIntentServiceHelper.java
index 7f825e81..4df7f9de 100644
--- a/framework/src/onos/apps/sdnip/src/test/java/org/onosproject/sdnip/TestIntentServiceHelper.java
+++ b/framework/src/onos/apps/sdnip/src/test/java/org/onosproject/sdnip/TestIntentServiceHelper.java
@@ -17,6 +17,7 @@ package org.onosproject.sdnip;
 
 import org.easymock.IArgumentMatcher;
 import org.onosproject.net.intent.Intent;
+import org.onosproject.net.intent.IntentUtils;
 
 import static org.easymock.EasyMock.reportMatcher;
 
diff --git a/framework/src/onos/apps/segmentrouting/pom.xml b/framework/src/onos/apps/segmentrouting/pom.xml
index 83ae76db..d170a7ab 100644
--- a/framework/src/onos/apps/segmentrouting/pom.xml
+++ b/framework/src/onos/apps/segmentrouting/pom.xml
@@ -89,6 +89,11 @@
             <groupId>org.osgi</groupId>
             <artifactId>org.osgi.core</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onlab-junit</artifactId>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/ArpHandler.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/ArpHandler.java
index 2c6412cf..7f4bcb15 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/ArpHandler.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/ArpHandler.java
@@ -107,7 +107,7 @@ public class ArpHandler {
                                             vlanId);
 
         // ARP request for router. Send ARP reply.
-        if (isArpReqForRouter(deviceId, arpRequest)) {
+        if (isArpForRouter(deviceId, arpRequest)) {
             Ip4Address targetAddress = Ip4Address.valueOf(arpRequest.getTargetProtocolAddress());
             sendArpResponse(arpRequest, config.getRouterMacForAGatewayIp(targetAddress), vlanId);
         } else {
@@ -130,7 +130,7 @@ public class ArpHandler {
                                             vlanId);
 
         // ARP reply for router. Process all pending IP packets.
-        if (isArpReqForRouter(deviceId, arpReply)) {
+        if (isArpForRouter(deviceId, arpReply)) {
             Ip4Address hostIpAddress = Ip4Address.valueOf(arpReply.getSenderProtocolAddress());
             srManager.ipHandler.forwardPackets(deviceId, hostIpAddress);
         } else {
@@ -141,7 +141,8 @@ public class ArpHandler {
             // ARP reply for unknown host, Flood in the subnet.
             } else {
                 // Don't flood to non-edge ports
-                if (vlanId.equals(VlanId.vlanId(srManager.ASSIGNED_VLAN_NO_SUBNET))) {
+                if (vlanId.equals(
+                        VlanId.vlanId(SegmentRoutingManager.ASSIGNED_VLAN_NO_SUBNET))) {
                     return;
                 }
                 removeVlanAndFlood(payload, inPort);
@@ -150,14 +151,21 @@ public class ArpHandler {
     }
 
 
-    private boolean isArpReqForRouter(DeviceId deviceId, ARP arpRequest) {
-        Set<Ip4Address> gatewayIpAddresses = config.getPortIPs(deviceId);
-        if (gatewayIpAddresses != null) {
-            Ip4Address targetProtocolAddress = Ip4Address.valueOf(arpRequest
-                    .getTargetProtocolAddress());
-            if (gatewayIpAddresses.contains(targetProtocolAddress)) {
+    private boolean isArpForRouter(DeviceId deviceId, ARP arpMsg) {
+        Ip4Address targetProtocolAddress = Ip4Address.valueOf(
+                                               arpMsg.getTargetProtocolAddress());
+        Set<Ip4Address> gatewayIpAddresses = null;
+        try {
+            if (targetProtocolAddress.equals(config.getRouterIp(deviceId))) {
                 return true;
             }
+            gatewayIpAddresses = config.getPortIPs(deviceId);
+        } catch (DeviceConfigNotFoundException e) {
+            log.warn(e.getMessage() + " Aborting check for router IP in processing arp");
+        }
+        if (gatewayIpAddresses != null &&
+                gatewayIpAddresses.contains(targetProtocolAddress)) {
+            return true;
         }
         return false;
     }
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/DefaultRoutingHandler.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/DefaultRoutingHandler.java
index 99225874..e6451653 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/DefaultRoutingHandler.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/DefaultRoutingHandler.java
@@ -513,6 +513,7 @@ public class DefaultRoutingHandler {
     public void populatePortAddressingRules(DeviceId deviceId) {
         rulePopulator.populateRouterMacVlanFilters(deviceId);
         rulePopulator.populateRouterIpPunts(deviceId);
+        rulePopulator.populateArpPunts(deviceId);
     }
 
     /**
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/IcmpHandler.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/IcmpHandler.java
index eb3b3fd5..d1dc8ddc 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/IcmpHandler.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/IcmpHandler.java
@@ -88,10 +88,10 @@ public class IcmpHandler {
                 (destinationAddress.equals(routerIpAddress) ||
                         gatewayIpAddresses.contains(destinationAddress))) {
             sendICMPResponse(ethernet, connectPoint);
-            // TODO: do we need to set the flow rule again ??
 
         // ICMP for any known host
         } else if (!srManager.hostService.getHostsByIp(destinationAddress).isEmpty()) {
+            // TODO: known host packet should not be coming to controller - resend flows?
             srManager.ipHandler.forwardPackets(deviceId, destinationAddress);
 
         // ICMP for an unknown host in the subnet of the router
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/IpHandler.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/IpHandler.java
index b1682e77..d6a9dcfc 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/IpHandler.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/IpHandler.java
@@ -98,7 +98,7 @@ public class IpHandler {
      */
     public void addToPacketBuffer(IPv4 ipPacket) {
 
-        // Better not buffer TPC packets due to out-of-order packet transfer
+        // Better not buffer TCP packets due to out-of-order packet transfer
         if (ipPacket.getProtocol() == IPv4.PROTOCOL_TCP) {
             return;
         }
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/RoutingRulePopulator.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/RoutingRulePopulator.java
index a07a15d2..d4aa770c 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/RoutingRulePopulator.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/RoutingRulePopulator.java
@@ -147,20 +147,34 @@ public class RoutingRulePopulator {
         TrafficSelector.Builder sbuilder = DefaultTrafficSelector.builder();
         TrafficTreatment.Builder tbuilder = DefaultTrafficTreatment.builder();
 
-        sbuilder.matchIPDst(IpPrefix.valueOf(hostIp, IpPrefix.MAX_INET_MASK_LENGTH));
         sbuilder.matchEthType(Ethernet.TYPE_IPV4);
+        sbuilder.matchIPDst(IpPrefix.valueOf(hostIp, IpPrefix.MAX_INET_MASK_LENGTH));
+        TrafficSelector selector = sbuilder.build();
 
         tbuilder.deferred()
                 .setEthDst(hostMac)
                 .setEthSrc(deviceMac)
                 .setOutput(outPort);
-
         TrafficTreatment treatment = tbuilder.build();
-        TrafficSelector selector = sbuilder.build();
+
+        // All forwarding is via Groups. Drivers can re-purpose to flow-actions if needed.
+        // for switch pipelines that need it, provide outgoing vlan as metadata
+        VlanId outvlan = null;
+        Ip4Prefix subnet = srManager.deviceConfiguration.getPortSubnet(deviceId, outPort);
+        if (subnet == null) {
+            outvlan = VlanId.vlanId(SegmentRoutingManager.ASSIGNED_VLAN_NO_SUBNET);
+        } else {
+            outvlan = srManager.getSubnetAssignedVlanId(deviceId, subnet);
+        }
+        TrafficSelector meta = DefaultTrafficSelector.builder()
+                                    .matchVlanId(outvlan).build();
+        int portNextObjId = srManager.getPortNextObjectiveId(deviceId, outPort,
+                                                             treatment, meta);
 
         return DefaultForwardingObjective.builder()
+                .withSelector(selector)
+                .nextStep(portNextObjId)
                 .fromApp(srManager.appId).makePermanent()
-                .withSelector(selector).withTreatment(treatment)
                 .withPriority(100).withFlag(ForwardingObjective.Flag.SPECIFIC);
     }
 
@@ -454,7 +468,7 @@ public class RoutingRulePopulator {
                 if (srManager.mastershipService.isLocalMaster(deviceId)) {
                     TrafficTreatment tt = DefaultTrafficTreatment.builder()
                             .pushVlan().setVlanId(assignedVlan).build();
-                    fob.setMeta(tt);
+                    fob.withMeta(tt);
                 }
                 fob.permit().fromApp(srManager.appId);
                 srManager.flowObjectiveService.
@@ -511,6 +525,39 @@ public class RoutingRulePopulator {
     }
 
     /**
+     * Creates a forwarding objective to punt all IP packets, destined to the
+     * router's port IP addresses, to the controller. Note that the input
+     * port should not be matched on, as these packets can come from any input.
+     * Furthermore, these are applied only by the master instance.
+     *
+     * @param deviceId the switch dpid for the router
+     */
+    public void populateArpPunts(DeviceId deviceId) {
+        if (!srManager.mastershipService.isLocalMaster(deviceId)) {
+            log.debug("Not installing port-IP punts - not the master for dev:{} ",
+                    deviceId);
+            return;
+        }
+
+        ForwardingObjective.Builder puntArp = DefaultForwardingObjective.builder();
+        TrafficSelector.Builder sbuilder = DefaultTrafficSelector.builder();
+        TrafficTreatment.Builder tbuilder = DefaultTrafficTreatment.builder();
+        sbuilder.matchEthType(Ethernet.TYPE_ARP);
+        tbuilder.setOutput(PortNumber.CONTROLLER);
+        puntArp.withSelector(sbuilder.build());
+        puntArp.withTreatment(tbuilder.build());
+        puntArp.withFlag(Flag.VERSATILE)
+                .withPriority(HIGHEST_PRIORITY)
+                .makePermanent()
+                .fromApp(srManager.appId);
+        log.debug("Installing forwarding objective to punt ARPs");
+        srManager.flowObjectiveService.
+                forward(deviceId,
+                        puntArp.add(new SRObjectiveContext(deviceId,
+                                SRObjectiveContext.ObjectiveType.FORWARDING)));
+    }
+
+    /**
      * Populates a forwarding objective to send packets that miss other high
      * priority Bridging Table entries to a group that contains all ports of
      * its subnet.
@@ -526,6 +573,12 @@ public class RoutingRulePopulator {
             int nextId = srManager.getSubnetNextObjectiveId(deviceId, subnet);
             VlanId vlanId = srManager.getSubnetAssignedVlanId(deviceId, subnet);
 
+            if (nextId < 0 || vlanId == null) {
+                log.error("Cannot install subnet broadcast rule in dev:{} due"
+                        + "to vlanId:{} or nextId:{}", vlanId, nextId);
+                return;
+            }
+
             /* Driver should treat objective with MacAddress.NONE as the
              * subnet broadcast rule
              */
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
index f6bf649c..62722f02 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
@@ -57,6 +57,7 @@ import org.onosproject.segmentrouting.config.SegmentRoutingConfig;
 import org.onosproject.segmentrouting.grouphandler.DefaultGroupHandler;
 import org.onosproject.segmentrouting.grouphandler.NeighborSet;
 import org.onosproject.segmentrouting.grouphandler.NeighborSetNextObjectiveStoreKey;
+import org.onosproject.segmentrouting.grouphandler.PortNextObjectiveStoreKey;
 import org.onosproject.mastership.MastershipService;
 import org.onosproject.net.Device;
 import org.onosproject.net.DeviceId;
@@ -97,7 +98,6 @@ import java.util.concurrent.ScheduledExecutorService;
 import java.util.concurrent.ScheduledFuture;
 import java.util.concurrent.TimeUnit;
 
-@SuppressWarnings("ALL")
 @Service
 @Component(immediate = true)
 public class SegmentRoutingManager implements SegmentRoutingService {
@@ -150,21 +150,27 @@ public class SegmentRoutingManager implements SegmentRoutingService {
     private ScheduledExecutorService executorService = Executors
             .newScheduledThreadPool(1);
 
+    @SuppressWarnings("unused")
     private static ScheduledFuture<?> eventHandlerFuture = null;
+    @SuppressWarnings("rawtypes")
     private ConcurrentLinkedQueue<Event> eventQueue = new ConcurrentLinkedQueue<Event>();
     private Map<DeviceId, DefaultGroupHandler> groupHandlerMap =
             new ConcurrentHashMap<DeviceId, DefaultGroupHandler>();
     // Per device next objective ID store with (device id + neighbor set) as key
     private EventuallyConsistentMap<NeighborSetNextObjectiveStoreKey, Integer>
             nsNextObjStore = null;
+    // Per device next objective ID store with (device id + subnet) as key
     private EventuallyConsistentMap<SubnetNextObjectiveStoreKey, Integer>
             subnetNextObjStore = null;
-    private EventuallyConsistentMap<String, Tunnel> tunnelStore = null;
-    private EventuallyConsistentMap<String, Policy> policyStore = null;
+    // Per device next objective ID store with (device id + port) as key
+    private EventuallyConsistentMap<PortNextObjectiveStoreKey, Integer>
+            portNextObjStore = null;
     // Per device, per-subnet assigned-vlans store, with (device id + subnet
     // IPv4 prefix) as key
     private EventuallyConsistentMap<SubnetAssignedVidStoreKey, VlanId>
         subnetVidStore = null;
+    private EventuallyConsistentMap<String, Tunnel> tunnelStore = null;
+    private EventuallyConsistentMap<String, Policy> policyStore = null;
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected StorageService storageService;
@@ -175,6 +181,7 @@ public class SegmentRoutingManager implements SegmentRoutingService {
     private final InternalConfigListener cfgListener =
             new InternalConfigListener(this);
 
+    @SuppressWarnings({ "unchecked", "rawtypes" })
     private final ConfigFactory cfgFactory =
             new ConfigFactory(SubjectFactories.DEVICE_SUBJECT_FACTORY,
                               SegmentRoutingConfig.class,
@@ -185,7 +192,7 @@ public class SegmentRoutingManager implements SegmentRoutingService {
                 }
             };
 
-    private final HostListener hostListener = new InternalHostListener();
+    private final InternalHostListener hostListener = new InternalHostListener();
 
     private Object threadSchedulerLock = new Object();
     private static int numOfEventsQueued = 0;
@@ -228,7 +235,6 @@ public class SegmentRoutingManager implements SegmentRoutingService {
         log.debug("Creating EC map nsnextobjectivestore");
         EventuallyConsistentMapBuilder<NeighborSetNextObjectiveStoreKey, Integer>
                 nsNextObjMapBuilder = storageService.eventuallyConsistentMapBuilder();
-
         nsNextObjStore = nsNextObjMapBuilder
                 .withName("nsnextobjectivestore")
                 .withSerializer(kryoBuilder)
@@ -239,16 +245,23 @@ public class SegmentRoutingManager implements SegmentRoutingService {
         log.debug("Creating EC map subnetnextobjectivestore");
         EventuallyConsistentMapBuilder<SubnetNextObjectiveStoreKey, Integer>
                 subnetNextObjMapBuilder = storageService.eventuallyConsistentMapBuilder();
-
         subnetNextObjStore = subnetNextObjMapBuilder
                 .withName("subnetnextobjectivestore")
                 .withSerializer(kryoBuilder)
                 .withTimestampProvider((k, v) -> new WallClockTimestamp())
                 .build();
 
+        log.debug("Creating EC map subnetnextobjectivestore");
+        EventuallyConsistentMapBuilder<PortNextObjectiveStoreKey, Integer>
+                portNextObjMapBuilder = storageService.eventuallyConsistentMapBuilder();
+        portNextObjStore = portNextObjMapBuilder
+                .withName("portnextobjectivestore")
+                .withSerializer(kryoBuilder)
+                .withTimestampProvider((k, v) -> new WallClockTimestamp())
+                .build();
+
         EventuallyConsistentMapBuilder<String, Tunnel> tunnelMapBuilder =
                 storageService.eventuallyConsistentMapBuilder();
-
         tunnelStore = tunnelMapBuilder
                 .withName("tunnelstore")
                 .withSerializer(kryoBuilder)
@@ -257,7 +270,6 @@ public class SegmentRoutingManager implements SegmentRoutingService {
 
         EventuallyConsistentMapBuilder<String, Policy> policyMapBuilder =
                 storageService.eventuallyConsistentMapBuilder();
-
         policyStore = policyMapBuilder
                 .withName("policystore")
                 .withSerializer(kryoBuilder)
@@ -266,7 +278,6 @@ public class SegmentRoutingManager implements SegmentRoutingService {
 
         EventuallyConsistentMapBuilder<SubnetAssignedVidStoreKey, VlanId>
             subnetVidStoreMapBuilder = storageService.eventuallyConsistentMapBuilder();
-
         subnetVidStore = subnetVidStoreMapBuilder
                 .withName("subnetvidstore")
                 .withSerializer(kryoBuilder)
@@ -425,8 +436,7 @@ public class SegmentRoutingManager implements SegmentRoutingService {
     /**
      * Returns the next objective ID for the given NeighborSet.
      * If the nextObjective does not exist, a new one is created and
-     * it's id is returned.
-     * TODO move the side-effect creation of a Next Objective into a new method
+     * its id is returned.
      *
      * @param deviceId Device ID
      * @param ns NegighborSet
@@ -441,18 +451,19 @@ public class SegmentRoutingManager implements SegmentRoutingService {
             return groupHandlerMap
                     .get(deviceId).getNextObjectiveId(ns, meta);
         } else {
-            log.warn("getNextObjectiveId query in device {} not found", deviceId);
+            log.warn("getNextObjectiveId query - groupHandler for device {} "
+                    + "not found", deviceId);
             return -1;
         }
     }
 
     /**
-     * Returns the next objective ID for the Subnet given. If the nextObjectiveID does not exist,
-     * a new one is created and returned.
+     * Returns the next objective ID for the given subnet prefix. It is expected
+     * that the next-objective has been pre-created from configuration.
      *
      * @param deviceId Device ID
      * @param prefix Subnet
-     * @return next objective ID
+     * @return next objective ID or -1 if it was not found
      */
     public int getSubnetNextObjectiveId(DeviceId deviceId, IpPrefix prefix) {
         if (groupHandlerMap.get(deviceId) != null) {
@@ -460,7 +471,33 @@ public class SegmentRoutingManager implements SegmentRoutingService {
             return groupHandlerMap
                     .get(deviceId).getSubnetNextObjectiveId(prefix);
         } else {
-            log.warn("getSubnetNextObjectiveId query in device {} not found", deviceId);
+            log.warn("getSubnetNextObjectiveId query - groupHandler for "
+                    + "device {} not found", deviceId);
+            return -1;
+        }
+    }
+
+    /**
+     * Returns the next objective ID for the given portNumber, given the treatment.
+     * There could be multiple different treatments to the same outport, which
+     * would result in different objectives. If the next object
+     * does not exist, a new one is created and its id is returned.
+     *
+     * @param deviceId Device ID
+     * @param portNum port number on device for which NextObjective is queried
+     * @param treatment the actions to apply on the packets (should include outport)
+     * @param meta metadata passed into the creation of a Next Objective if necessary
+     * @return next objective ID or -1 if it was not found
+     */
+    public int getPortNextObjectiveId(DeviceId deviceId, PortNumber portNum,
+                                      TrafficTreatment treatment,
+                                      TrafficSelector meta) {
+        DefaultGroupHandler ghdlr = groupHandlerMap.get(deviceId);
+        if (ghdlr != null) {
+            return ghdlr.getPortNextObjectiveId(portNum, treatment, meta);
+        } else {
+            log.warn("getPortNextObjectiveId query -  groupHandler for device {}"
+                    + " not found", deviceId);
             return -1;
         }
     }
@@ -475,7 +512,7 @@ public class SegmentRoutingManager implements SegmentRoutingService {
 
             InboundPacket pkt = context.inPacket();
             Ethernet ethernet = pkt.parsed();
-
+            log.trace("Rcvd pktin: {}", ethernet);
             if (ethernet.getEtherType() == Ethernet.TYPE_ARP) {
                 arpHandler.processPacketIn(pkt);
             } else if (ethernet.getEtherType() == Ethernet.TYPE_IPV4) {
@@ -517,6 +554,7 @@ public class SegmentRoutingManager implements SegmentRoutingService {
         }
     }
 
+    @SuppressWarnings("rawtypes")
     private void scheduleEventHandlerIfNotScheduled(Event event) {
         synchronized (threadSchedulerLock) {
             eventQueue.add(event);
@@ -539,6 +577,7 @@ public class SegmentRoutingManager implements SegmentRoutingService {
         public void run() {
             try {
                 while (true) {
+                    @SuppressWarnings("rawtypes")
                     Event event = null;
                     synchronized (threadSchedulerLock) {
                         if (!eventQueue.isEmpty()) {
@@ -647,7 +686,8 @@ public class SegmentRoutingManager implements SegmentRoutingService {
                                            linkService,
                                            flowObjectiveService,
                                            nsNextObjStore,
-                                           subnetNextObjStore);
+                                           subnetNextObjStore,
+                                           portNextObjStore);
             } catch (DeviceConfigNotFoundException e) {
                 log.warn(e.getMessage() + " Aborting processDeviceAdded.");
                 return;
@@ -658,6 +698,7 @@ public class SegmentRoutingManager implements SegmentRoutingService {
             // port addressing rules to the driver as well irrespective of whether
             // this instance is the master or not.
             defaultRoutingHandler.populatePortAddressingRules(device.id());
+            hostListener.readInitialHosts();
         }
         if (mastershipService.isLocalMaster(device.id())) {
             DefaultGroupHandler groupHandler = groupHandlerMap.get(device.id());
@@ -713,7 +754,8 @@ public class SegmentRoutingManager implements SegmentRoutingService {
                                                    linkService,
                                                    flowObjectiveService,
                                                    nsNextObjStore,
-                                                   subnetNextObjStore);
+                                                   subnetNextObjStore,
+                                                   portNextObjStore);
                     } catch (DeviceConfigNotFoundException e) {
                         log.warn(e.getMessage() + " Aborting configureNetwork.");
                         return;
@@ -725,6 +767,7 @@ public class SegmentRoutingManager implements SegmentRoutingService {
                     // port addressing rules to the driver as well, irrespective of whether
                     // this instance is the master or not.
                     defaultRoutingHandler.populatePortAddressingRules(device.id());
+                    hostListener.readInitialHosts();
                 }
                 if (mastershipService.isLocalMaster(device.id())) {
                     DefaultGroupHandler groupHandler = groupHandlerMap.get(device.id());
@@ -751,22 +794,66 @@ public class SegmentRoutingManager implements SegmentRoutingService {
         }
     }
 
+    // TODO Move bridging table population to a separate class
     private class InternalHostListener implements HostListener {
+        private void readInitialHosts() {
+            hostService.getHosts().forEach(host -> {
+                MacAddress mac = host.mac();
+                VlanId vlanId = host.vlan();
+                DeviceId deviceId = host.location().deviceId();
+                PortNumber port = host.location().port();
+                Set<IpAddress> ips = host.ipAddresses();
+                log.debug("Host {}/{} is added at {}:{}", mac, vlanId, deviceId, port);
+
+                // Populate bridging table entry
+                ForwardingObjective.Builder fob =
+                        getForwardingObjectiveBuilder(deviceId, mac, vlanId, port);
+                flowObjectiveService.forward(deviceId, fob.add(
+                        new BridgingTableObjectiveContext(mac, vlanId)
+                ));
+
+                // Populate IP table entry
+                ips.forEach(ip -> {
+                    if (ip.isIp4()) {
+                        routingRulePopulator.populateIpRuleForHost(
+                                deviceId, ip.getIp4Address(), mac, port);
+                    }
+                });
+            });
+        }
+
         private ForwardingObjective.Builder getForwardingObjectiveBuilder(
-                MacAddress mac, VlanId vlanId, PortNumber port) {
+                     DeviceId deviceId, MacAddress mac, VlanId vlanId,
+                     PortNumber outport) {
+            // match rule
             TrafficSelector.Builder sbuilder = DefaultTrafficSelector.builder();
             sbuilder.matchEthDst(mac);
             sbuilder.matchVlanId(vlanId);
 
             TrafficTreatment.Builder tbuilder = DefaultTrafficTreatment.builder();
-            // TODO Move popVlan from flow action to group action
             tbuilder.immediate().popVlan();
-            tbuilder.immediate().setOutput(port);
+            tbuilder.immediate().setOutput(outport);
+
+            // for switch pipelines that need it, provide outgoing vlan as metadata
+            VlanId outvlan = null;
+            Ip4Prefix subnet = deviceConfiguration.getPortSubnet(deviceId, outport);
+            if (subnet == null) {
+                outvlan = VlanId.vlanId(ASSIGNED_VLAN_NO_SUBNET);
+            } else {
+                outvlan = getSubnetAssignedVlanId(deviceId, subnet);
+            }
+            TrafficSelector meta = DefaultTrafficSelector.builder()
+                                        .matchVlanId(outvlan).build();
+
+            // All forwarding is via Groups. Drivers can re-purpose to flow-actions if needed.
+            int portNextObjId = getPortNextObjectiveId(deviceId, outport,
+                                                       tbuilder.build(),
+                                                       meta);
 
             return DefaultForwardingObjective.builder()
                     .withFlag(ForwardingObjective.Flag.SPECIFIC)
                     .withSelector(sbuilder.build())
-                    .withTreatment(tbuilder.build())
+                    .nextStep(portNextObjId)
                     .withPriority(100)
                     .fromApp(appId)
                     .makePermanent();
@@ -778,12 +865,13 @@ public class SegmentRoutingManager implements SegmentRoutingService {
             DeviceId deviceId = event.subject().location().deviceId();
             PortNumber port = event.subject().location().port();
             Set<IpAddress> ips = event.subject().ipAddresses();
-            log.debug("Host {}/{} is added at {}:{}", mac, vlanId, deviceId, port);
+            log.info("Host {}/{} is added at {}:{}", mac, vlanId, deviceId, port);
 
-            // TODO Move bridging table population to a separate class
             // Populate bridging table entry
+            log.debug("Populate L2 table entry for host {} at {}:{}",
+                      mac, deviceId, port);
             ForwardingObjective.Builder fob =
-                    getForwardingObjectiveBuilder(mac, vlanId, port);
+                    getForwardingObjectiveBuilder(deviceId, mac, vlanId, port);
             flowObjectiveService.forward(deviceId, fob.add(
                     new BridgingTableObjectiveContext(mac, vlanId)
             ));
@@ -807,7 +895,7 @@ public class SegmentRoutingManager implements SegmentRoutingService {
 
             // Revoke bridging table entry
             ForwardingObjective.Builder fob =
-                    getForwardingObjectiveBuilder(mac, vlanId, port);
+                    getForwardingObjectiveBuilder(deviceId, mac, vlanId, port);
             flowObjectiveService.forward(deviceId, fob.remove(
                     new BridgingTableObjectiveContext(mac, vlanId)
             ));
@@ -835,7 +923,7 @@ public class SegmentRoutingManager implements SegmentRoutingService {
 
             // Revoke previous bridging table entry
             ForwardingObjective.Builder prevFob =
-                    getForwardingObjectiveBuilder(mac, vlanId, prevPort);
+                    getForwardingObjectiveBuilder(prevDeviceId, mac, vlanId, prevPort);
             flowObjectiveService.forward(prevDeviceId, prevFob.remove(
                     new BridgingTableObjectiveContext(mac, vlanId)
             ));
@@ -850,7 +938,7 @@ public class SegmentRoutingManager implements SegmentRoutingService {
 
             // Populate new bridging table entry
             ForwardingObjective.Builder newFob =
-                    getForwardingObjectiveBuilder(mac, vlanId, prevPort);
+                    getForwardingObjectiveBuilder(newDeviceId, mac, vlanId, newPort);
             flowObjectiveService.forward(newDeviceId, newFob.add(
                     new BridgingTableObjectiveContext(mac, vlanId)
             ));
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/TunnelHandler.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/TunnelHandler.java
index b86adada..5a82e712 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/TunnelHandler.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/TunnelHandler.java
@@ -158,7 +158,7 @@ public class TunnelHandler {
 
     private int createGroupsForTunnel(Tunnel tunnel) {
 
-        List<Integer> portNumbers;
+        Set<Integer> portNumbers;
         final int groupError = -1;
 
         DeviceId deviceId = config.getDeviceId(tunnel.labelIds().get(0));
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/config/DeviceConfiguration.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/config/DeviceConfiguration.java
index 0ad00679..dbac596d 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/config/DeviceConfiguration.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/config/DeviceConfiguration.java
@@ -16,7 +16,6 @@
 package org.onosproject.segmentrouting.config;
 
 import com.google.common.collect.ImmutableSet;
-import com.google.common.collect.Lists;
 import org.onlab.packet.Ip4Address;
 import org.onlab.packet.Ip4Prefix;
 import org.onlab.packet.MacAddress;
@@ -26,7 +25,6 @@ import org.onosproject.incubator.net.intf.Interface;
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.config.NetworkConfigRegistry;
 import org.onosproject.net.host.InterfaceIpAddress;
-import org.onosproject.segmentrouting.config.SegmentRoutingConfig.AdjacencySid;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.PortNumber;
 import org.slf4j.Logger;
@@ -34,6 +32,7 @@ import org.slf4j.LoggerFactory;
 
 import java.util.ArrayList;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -60,7 +59,7 @@ public class DeviceConfiguration implements DeviceProperties {
         boolean isEdge;
         HashMap<PortNumber, Ip4Address> gatewayIps;
         HashMap<PortNumber, Ip4Prefix> subnets;
-        List<AdjacencySid> adjacencySids;
+        Map<Integer, Set<Integer>> adjacencySids;
 
         public SegmentRouterInfo() {
             this.gatewayIps = new HashMap<>();
@@ -83,11 +82,11 @@ public class DeviceConfiguration implements DeviceProperties {
                 cfgService.getConfig(subject, SegmentRoutingConfig.class);
             SegmentRouterInfo info = new SegmentRouterInfo();
             info.deviceId = subject;
-            info.nodeSid = config.getSid();
-            info.ip = config.getIp();
-            info.mac = config.getMac();
+            info.nodeSid = config.nodeSid();
+            info.ip = config.routerIp();
+            info.mac = config.routerMac();
             info.isEdge = config.isEdgeRouter();
-            info.adjacencySids = config.getAdjacencySids();
+            info.adjacencySids = config.adjacencySids();
 
             this.deviceConfigMap.put(info.deviceId, info);
             this.allSegmentIds.add(info.nodeSid);
@@ -410,19 +409,13 @@ public class DeviceConfiguration implements DeviceProperties {
      *
      * @param deviceId device identification of the router
      * @param sid adjacency Sid
-     * @return list of port numbers
+     * @return set of port numbers
      */
-    public List<Integer> getPortsForAdjacencySid(DeviceId deviceId, int sid) {
+    public Set<Integer> getPortsForAdjacencySid(DeviceId deviceId, int sid) {
         SegmentRouterInfo srinfo = deviceConfigMap.get(deviceId);
-        if (srinfo != null) {
-            for (AdjacencySid asid : srinfo.adjacencySids) {
-                if (asid.getAsid() == sid) {
-                    return asid.getPorts();
-                }
-            }
-        }
-
-        return Lists.newArrayList();
+        return srinfo != null ?
+                ImmutableSet.copyOf(srinfo.adjacencySids.get(sid)) :
+                ImmutableSet.copyOf(new HashSet<>());
     }
 
     /**
@@ -435,20 +428,6 @@ public class DeviceConfiguration implements DeviceProperties {
      */
     public boolean isAdjacencySid(DeviceId deviceId, int sid) {
         SegmentRouterInfo srinfo = deviceConfigMap.get(deviceId);
-        if (srinfo != null) {
-            if (srinfo.adjacencySids.isEmpty()) {
-                return false;
-            } else {
-                for (AdjacencySid asid:
-                        srinfo.adjacencySids) {
-                    if (asid.getAsid() == sid) {
-                        return true;
-                    }
-                }
-                return false;
-            }
-        }
-
-        return false;
+        return srinfo != null && srinfo.adjacencySids.containsKey(sid);
     }
 }
\ No newline at end of file
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/config/SegmentRoutingConfig.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/config/SegmentRoutingConfig.java
index 6dc3f0db..f788925c 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/config/SegmentRoutingConfig.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/config/SegmentRoutingConfig.java
@@ -16,113 +16,210 @@
 
 package org.onosproject.segmentrouting.config;
 
+import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.google.common.collect.ImmutableMap;
 import org.onlab.packet.Ip4Address;
 import org.onlab.packet.MacAddress;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.config.Config;
-import org.onosproject.net.config.basics.BasicElementConfig;
 
-import java.util.ArrayList;
-import java.util.List;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
 import java.util.Optional;
+import java.util.Set;
 
 /**
  * Configuration object for Segment Routing Application.
  */
 public class SegmentRoutingConfig extends Config<DeviceId> {
-    private static final String NAME = "name";
-    private static final String IP = "routerIp";
-    private static final String MAC = "routerMac";
-    private static final String SID = "nodeSid";
-    private static final String EDGE = "isEdgeRouter";
-    private static final String ADJSID = "adjacencySids";
-
-    public Optional<String> getName() {
+    public static final String NAME = "name";
+    public static final String IP = "routerIp";
+    public static final String MAC = "routerMac";
+    public static final String SID = "nodeSid";
+    public static final String EDGE = "isEdgeRouter";
+    public static final String ADJSIDS = "adjacencySids";
+    public static final String ADJSID = "adjSid";
+    public static final String PORTS = "ports";
+
+    @Override
+    public boolean isValid() {
+        return hasOnlyFields(NAME, IP, MAC, SID, EDGE, ADJSIDS, ADJSID, PORTS) &&
+                this.name() != null &&
+                this.routerIp() != null &&
+                this.routerMac() != null &&
+                this.nodeSid() != -1 &&
+                this.isEdgeRouter() != null &&
+                this.adjacencySids() != null;
+    }
+
+    /**
+     * Gets the name of the router.
+     *
+     * @return Optional name of the router. May be empty if not configured.
+     */
+    public Optional<String> name() {
         String name = get(NAME, null);
         return name != null ? Optional.of(name) : Optional.empty();
     }
 
-    public BasicElementConfig setName(String name) {
-        return (BasicElementConfig) setOrClear(NAME, name);
+    /**
+     * Sets the name of the router.
+     *
+     * @param name name of the router.
+     * @return the config of the router.
+     */
+    public SegmentRoutingConfig setName(String name) {
+        return (SegmentRoutingConfig) setOrClear(NAME, name);
     }
 
-    public Ip4Address getIp() {
+    /**
+     * Gets the IP address of the router.
+     *
+     * @return IP address of the router. Or null if not configured.
+     */
+    public Ip4Address routerIp() {
         String ip = get(IP, null);
         return ip != null ? Ip4Address.valueOf(ip) : null;
     }
 
-    public BasicElementConfig setIp(String ip) {
-        return (BasicElementConfig) setOrClear(IP, ip);
+    /**
+     * Sets the IP address of the router.
+     *
+     * @param ip IP address of the router.
+     * @return the config of the router.
+     */
+    public SegmentRoutingConfig setRouterIp(String ip) {
+        return (SegmentRoutingConfig) setOrClear(IP, ip);
     }
 
-    public MacAddress getMac() {
+    /**
+     * Gets the MAC address of the router.
+     *
+     * @return MAC address of the router. Or null if not configured.
+     */
+    public MacAddress routerMac() {
         String mac = get(MAC, null);
         return mac != null ? MacAddress.valueOf(mac) : null;
     }
 
-    public BasicElementConfig setMac(String mac) {
-        return (BasicElementConfig) setOrClear(MAC, mac);
+    /**
+     * Sets the MAC address of the router.
+     *
+     * @param mac MAC address of the router.
+     * @return the config of the router.
+     */
+    public SegmentRoutingConfig setRouterMac(String mac) {
+        return (SegmentRoutingConfig) setOrClear(MAC, mac);
     }
 
-    public int getSid() {
+    /**
+     * Gets the node SID of the router.
+     *
+     * @return node SID of the router. Or -1 if not configured.
+     */
+    public int nodeSid() {
         return get(SID, -1);
     }
 
-    public BasicElementConfig setSid(int sid) {
-        return (BasicElementConfig) setOrClear(SID, sid);
+    /**
+     * Sets the node SID of the router.
+     *
+     * @param sid node SID of the router.
+     * @return the config of the router.
+     */
+    public SegmentRoutingConfig setNodeSid(int sid) {
+        return (SegmentRoutingConfig) setOrClear(SID, sid);
     }
 
-    public boolean isEdgeRouter() {
-        return get(EDGE, false);
+    /**
+     * Checks if the router is an edge router.
+     *
+     * @return true if the router is an edge router.
+     *         false if the router is not an edge router.
+     *         null if the value is not configured.
+     */
+    public Boolean isEdgeRouter() {
+        String isEdgeRouter = get(EDGE, null);
+        return isEdgeRouter != null ?
+                Boolean.valueOf(isEdgeRouter) :
+                null;
     }
 
-    public BasicElementConfig setEdgeRouter(boolean isEdgeRouter) {
-        return (BasicElementConfig) setOrClear(EDGE, isEdgeRouter);
+    /**
+     * Specifies if the router is an edge router.
+     *
+     * @param isEdgeRouter true if the router is an edge router.
+     * @return the config of the router.
+     */
+    public SegmentRoutingConfig setIsEdgeRouter(boolean isEdgeRouter) {
+        return (SegmentRoutingConfig) setOrClear(EDGE, isEdgeRouter);
     }
 
-    public List<AdjacencySid> getAdjacencySids() {
-        ArrayList<AdjacencySid> adjacencySids = new ArrayList<>();
-
-        if (!object.has(ADJSID)) {
-            return adjacencySids;
+    /**
+     * Gets the adjacency SIDs of the router.
+     *
+     * @return adjacency SIDs of the router. Or null if not configured.
+     */
+    public Map<Integer, Set<Integer>> adjacencySids() {
+        if (!object.has(ADJSIDS)) {
+            return null;
         }
 
-        ArrayNode adjacencySidNodes = (ArrayNode) object.path(ADJSID);
-        adjacencySidNodes.forEach(adjacencySidNode -> {
-            int asid = adjacencySidNode.path(AdjacencySid.ASID).asInt();
-
-            ArrayList<Integer> ports = new ArrayList<Integer>();
-            ArrayNode portsNodes = (ArrayNode) adjacencySidNode.path(AdjacencySid.PORTS);
-            portsNodes.forEach(portNode -> {
-                ports.add(portNode.asInt());
-            });
-
-            AdjacencySid adjacencySid = new AdjacencySid(asid, ports);
-            adjacencySids.add(adjacencySid);
-        });
+        Map<Integer, Set<Integer>> adjacencySids = new HashMap<>();
+        ArrayNode adjacencySidsNode = (ArrayNode) object.path(ADJSIDS);
+        for (JsonNode adjacencySidNode : adjacencySidsNode) {
+            int asid = adjacencySidNode.path(ADJSID).asInt(-1);
+            if (asid == -1) {
+                return null;
+            }
+
+            HashSet<Integer> ports = new HashSet<>();
+            ArrayNode portsNode = (ArrayNode) adjacencySidNode.path(PORTS);
+            for (JsonNode portNode : portsNode) {
+                int port = portNode.asInt(-1);
+                if (port == -1) {
+                    return null;
+                }
+                ports.add(port);
+            }
+            adjacencySids.put(asid, ports);
+        }
 
-        return adjacencySids;
+        return ImmutableMap.copyOf(adjacencySids);
     }
 
-    public class AdjacencySid {
-        private static final String ASID = "adjSid";
-        private static final String PORTS = "ports";
-
-        int asid;
-        List<Integer> ports;
-
-        public AdjacencySid(int asid, List<Integer> ports) {
-            this.asid = asid;
-            this.ports = ports;
-        }
+    /**
+     * Sets the adjacency SIDs of the router.
+     *
+     * @param adjacencySids adjacency SIDs of the router.
+     * @return the config of the router.
+     */
+    public SegmentRoutingConfig setAdjacencySids(Map<Integer, Set<Integer>> adjacencySids) {
+        if (adjacencySids == null) {
+            object.remove(ADJSIDS);
+        } else {
+            ArrayNode adjacencySidsNode = mapper.createArrayNode();
+
+            adjacencySids.forEach((sid, ports) -> {
+                ObjectNode adjacencySidNode = mapper.createObjectNode();
+
+                adjacencySidNode.put(ADJSID, sid);
+
+                ArrayNode portsNode = mapper.createArrayNode();
+                ports.forEach(port -> {
+                    portsNode.add(port.toString());
+                });
+                adjacencySidNode.set(PORTS, portsNode);
+
+                adjacencySidsNode.add(adjacencySidNode);
+            });
 
-        public int getAsid() {
-            return asid;
+            object.set(ADJSIDS, adjacencySidsNode);
         }
 
-        public List<Integer> getPorts() {
-            return ports;
-        }
+        return this;
     }
 }
\ No newline at end of file
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultEdgeGroupHandler.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultEdgeGroupHandler.java
index 6b6d960a..32c53654 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultEdgeGroupHandler.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultEdgeGroupHandler.java
@@ -56,9 +56,11 @@ public class DefaultEdgeGroupHandler extends DefaultGroupHandler {
                                           NeighborSetNextObjectiveStoreKey,
                                           Integer> nsNextObjStore,
                                   EventuallyConsistentMap<SubnetNextObjectiveStoreKey,
-                                          Integer> subnetNextObjStore) {
+                                          Integer> subnetNextObjStore,
+                                  EventuallyConsistentMap<PortNextObjectiveStoreKey,
+                                          Integer> portNextObjStore) {
         super(deviceId, appId, config, linkService, flowObjService,
-              nsNextObjStore, subnetNextObjStore);
+              nsNextObjStore, subnetNextObjStore, portNextObjStore);
     }
 
     @Override
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultGroupHandler.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultGroupHandler.java
index e792bf66..bc394b84 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultGroupHandler.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultGroupHandler.java
@@ -80,6 +80,8 @@ public class DefaultGroupHandler {
         NeighborSetNextObjectiveStoreKey, Integer> nsNextObjStore = null;
     protected EventuallyConsistentMap<
             SubnetNextObjectiveStoreKey, Integer> subnetNextObjStore = null;
+    protected EventuallyConsistentMap<
+            PortNextObjectiveStoreKey, Integer> portNextObjStore = null;
 
     protected KryoNamespace.Builder kryo = new KryoNamespace.Builder()
             .register(URI.class).register(HashSet.class)
@@ -93,11 +95,12 @@ public class DefaultGroupHandler {
                                   DeviceProperties config,
                                   LinkService linkService,
                                   FlowObjectiveService flowObjService,
-                                  EventuallyConsistentMap<
-                                          NeighborSetNextObjectiveStoreKey,
+                                  EventuallyConsistentMap<NeighborSetNextObjectiveStoreKey,
                                           Integer> nsNextObjStore,
                                   EventuallyConsistentMap<SubnetNextObjectiveStoreKey,
-                                          Integer> subnetNextObjStore) {
+                                          Integer> subnetNextObjStore,
+                                  EventuallyConsistentMap<PortNextObjectiveStoreKey,
+                                          Integer> portNextObjStore) {
         this.deviceId = checkNotNull(deviceId);
         this.appId = checkNotNull(appId);
         this.deviceConfig = checkNotNull(config);
@@ -114,6 +117,7 @@ public class DefaultGroupHandler {
         this.flowObjectiveService = flowObjService;
         this.nsNextObjStore = nsNextObjStore;
         this.subnetNextObjStore = subnetNextObjStore;
+        this.portNextObjStore = portNextObjStore;
 
         populateNeighborMaps();
     }
@@ -133,30 +137,34 @@ public class DefaultGroupHandler {
      * @throws DeviceConfigNotFoundException if the device configuration is not found
      * @return default group handler type
      */
-    public static DefaultGroupHandler createGroupHandler(DeviceId deviceId,
-                                                         ApplicationId appId,
-                                                         DeviceProperties config,
-                                                         LinkService linkService,
-                                                         FlowObjectiveService flowObjService,
-                                                         EventuallyConsistentMap<
-                                                                 NeighborSetNextObjectiveStoreKey,
-                                                                 Integer> nsNextObjStore,
-                                                         EventuallyConsistentMap<SubnetNextObjectiveStoreKey,
-                                                                 Integer> subnetNextObjStore)
-                                                         throws DeviceConfigNotFoundException {
+    public static DefaultGroupHandler createGroupHandler(
+                                          DeviceId deviceId,
+                                          ApplicationId appId,
+                                          DeviceProperties config,
+                                          LinkService linkService,
+                                          FlowObjectiveService flowObjService,
+                                          EventuallyConsistentMap<NeighborSetNextObjectiveStoreKey,
+                                          Integer> nsNextObjStore,
+                                          EventuallyConsistentMap<SubnetNextObjectiveStoreKey,
+                                          Integer> subnetNextObjStore,
+                                          EventuallyConsistentMap<PortNextObjectiveStoreKey,
+                                          Integer> portNextObjStore)
+                                                  throws DeviceConfigNotFoundException {
         // handle possible exception in the caller
         if (config.isEdgeDevice(deviceId)) {
             return new DefaultEdgeGroupHandler(deviceId, appId, config,
                                                linkService,
                                                flowObjService,
                                                nsNextObjStore,
-                                               subnetNextObjStore);
+                                               subnetNextObjStore,
+                                               portNextObjStore);
         } else {
             return new DefaultTransitGroupHandler(deviceId, appId, config,
                                                   linkService,
                                                   flowObjService,
                                                   nsNextObjStore,
-                                                  subnetNextObjStore);
+                                                  subnetNextObjStore,
+                                                  portNextObjStore);
         }
     }
 
@@ -231,25 +239,21 @@ public class DefaultGroupHandler {
 
             Integer nextId = nsNextObjStore.
                     get(new NeighborSetNextObjectiveStoreKey(deviceId, ns));
-            if (nextId != null) {
+            if (nextId != null && isMaster) {
                 NextObjective.Builder nextObjBuilder = DefaultNextObjective
                         .builder().withId(nextId)
                         .withType(NextObjective.Type.HASHED).fromApp(appId);
 
                 nextObjBuilder.addTreatment(tBuilder.build());
-
                 log.info("**linkUp in device {}: Adding Bucket "
-                        + "with Port {} to next object id {} and amIMaster:{}",
+                        + "with Port {} to next object id {}",
                         deviceId,
                         newLink.src().port(),
-                        nextId, isMaster);
-
-                if (isMaster) {
-                    NextObjective nextObjective = nextObjBuilder.
-                            addToExisting(new SRNextObjectiveContext(deviceId));
-                    flowObjectiveService.next(deviceId, nextObjective);
-                }
-            } else {
+                        nextId);
+                NextObjective nextObjective = nextObjBuilder.
+                        addToExisting(new SRNextObjectiveContext(deviceId));
+                flowObjectiveService.next(deviceId, nextObjective);
+            } else if (isMaster) {
                 log.warn("linkUp in device {}, but global store has no record "
                         + "for neighbor-set {}", deviceId, ns);
             }
@@ -331,8 +335,8 @@ public class DefaultGroupHandler {
     }
 
     /**
-     * Returns the next objective associated with the neighborset.
-     * If there is no next objective for this neighborset, this API
+     * Returns the next objective of type hashed associated with the neighborset.
+     * If there is no next objective for this neighborset, this method
      * would create a next objective and return. Optionally metadata can be
      * passed in for the creation of the next objective.
      *
@@ -372,9 +376,10 @@ public class DefaultGroupHandler {
     }
 
     /**
-     * Returns the next objective associated with the subnet.
-     * If there is no next objective for this subnet, this API
-     * would create a next objective and return.
+     * Returns the next objective of type broadcast associated with the subnet,
+     * or -1 if no such objective exists. Note that this method does NOT create
+     * the next objective as a side-effect. It is expected that is objective is
+     * created at startup from network configuration.
      *
      * @param prefix subnet information
      * @return int if found or -1
@@ -387,6 +392,38 @@ public class DefaultGroupHandler {
     }
 
     /**
+     * Returns the next objective of type simple associated with the port on the
+     * device, given the treatment. Different treatments to the same port result
+     * in different next objectives. If no such objective exists, this method
+     * creates one and returns the id. Optionally metadata can be passed in for
+     * the creation of the objective.
+     *
+     * @param portNum the port number for the simple next objective
+     * @param treatment the actions to apply on the packets (should include outport)
+     * @param meta optional metadata passed into the creation of the next objective
+     * @return int if found or created, -1 if there are errors during the
+     *          creation of the next objective.
+     */
+    public int getPortNextObjectiveId(PortNumber portNum, TrafficTreatment treatment,
+                                      TrafficSelector meta) {
+        Integer nextId = portNextObjStore.
+                get(new PortNextObjectiveStoreKey(deviceId, portNum, treatment));
+        if (nextId == null) {
+            log.trace("getPortNextObjectiveId in device{}: Next objective id "
+                    + "not found for {} and {} creating", deviceId, portNum);
+            createGroupFromPort(portNum, treatment, meta);
+            nextId = portNextObjStore.get(
+                         new PortNextObjectiveStoreKey(deviceId, portNum, treatment));
+            if (nextId == null) {
+                log.warn("getPortNextObjectiveId: unable to create next obj"
+                        + "for dev:{} port{}", deviceId, portNum);
+                return -1;
+            }
+        }
+        return nextId;
+    }
+
+    /**
      * Checks if the next objective ID (group) for the neighbor set exists or not.
      *
      * @param ns neighbor set to check
@@ -561,7 +598,7 @@ public class DefaultGroupHandler {
                 }
             }
             if (meta != null) {
-                nextObjBuilder.setMeta(meta);
+                nextObjBuilder.withMeta(meta);
             }
             NextObjective nextObj = nextObjBuilder.
                     add(new SRNextObjectiveContext(deviceId));
@@ -574,7 +611,10 @@ public class DefaultGroupHandler {
         }
     }
 
-
+    /**
+     * Creates broadcast groups for all ports in the same configured subnet.
+     *
+     */
     public void createGroupsFromSubnetConfig() {
         Map<Ip4Prefix, List<PortNumber>> subnetPortMap =
                 this.deviceConfig.getSubnetPortsMap(this.deviceId);
@@ -612,6 +652,37 @@ public class DefaultGroupHandler {
         });
     }
 
+
+    /**
+     * Create simple next objective for a single port. The treatments can include
+     * all outgoing actions that need to happen on the packet.
+     *
+     * @param portNum  the outgoing port on the device
+     * @param treatment the actions to apply on the packets (should include outport)
+     * @param meta optional data to pass to the driver
+     */
+    public void createGroupFromPort(PortNumber portNum, TrafficTreatment treatment,
+                                    TrafficSelector meta) {
+        int nextId = flowObjectiveService.allocateNextId();
+        PortNextObjectiveStoreKey key = new PortNextObjectiveStoreKey(
+                                                deviceId, portNum, treatment);
+
+        NextObjective.Builder nextObjBuilder = DefaultNextObjective
+                .builder().withId(nextId)
+                .withType(NextObjective.Type.SIMPLE)
+                .addTreatment(treatment)
+                .fromApp(appId)
+                .withMeta(meta);
+
+        NextObjective nextObj = nextObjBuilder.add();
+        flowObjectiveService.next(deviceId, nextObj);
+        log.debug("createGroupFromPort: Submited next objective {} in device {} "
+                + "for port {}", nextId, deviceId, portNum);
+
+        portNextObjStore.put(key, nextId);
+    }
+
+
     public GroupKey getGroupKey(Object obj) {
         return new DefaultGroupKey(kryo.build().serialize(obj));
     }
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultTransitGroupHandler.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultTransitGroupHandler.java
index 14d77ba6..7a43e73d 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultTransitGroupHandler.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultTransitGroupHandler.java
@@ -50,9 +50,11 @@ public class DefaultTransitGroupHandler extends DefaultGroupHandler {
                                         NeighborSetNextObjectiveStoreKey,
                                         Integer> nsNextObjStore,
                                   EventuallyConsistentMap<SubnetNextObjectiveStoreKey,
-                                        Integer> subnetNextObjStore) {
+                                        Integer> subnetNextObjStore,
+                                  EventuallyConsistentMap<PortNextObjectiveStoreKey,
+                                  Integer> portNextObjStore) {
         super(deviceId, appId, config, linkService, flowObjService,
-              nsNextObjStore, subnetNextObjStore);
+              nsNextObjStore, subnetNextObjStore, portNextObjStore);
     }
 
     @Override
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/PolicyGroupHandler.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/PolicyGroupHandler.java
index 55142078..ef143dc7 100644
--- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/PolicyGroupHandler.java
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/PolicyGroupHandler.java
@@ -68,9 +68,11 @@ public class PolicyGroupHandler extends DefaultGroupHandler {
                               EventuallyConsistentMap<NeighborSetNextObjectiveStoreKey,
                                       Integer> nsNextObjStore,
                               EventuallyConsistentMap<SubnetNextObjectiveStoreKey,
-                                      Integer> subnetNextObjStore) {
+                                      Integer> subnetNextObjStore,
+                              EventuallyConsistentMap<PortNextObjectiveStoreKey,
+                              Integer> portNextObjStore) {
         super(deviceId, appId, config, linkService, flowObjService,
-              nsNextObjStore, subnetNextObjStore);
+              nsNextObjStore, subnetNextObjStore, portNextObjStore);
     }
 
     public PolicyGroupIdentifier createPolicyGroupChain(String id,
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/PortNextObjectiveStoreKey.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/PortNextObjectiveStoreKey.java
new file mode 100644
index 00000000..5555565c
--- /dev/null
+++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/PortNextObjectiveStoreKey.java
@@ -0,0 +1,77 @@
+package org.onosproject.segmentrouting.grouphandler;
+
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.flow.TrafficTreatment;
+
+import java.util.Objects;
+
+/**
+ * Class definition of Key for Device/Port to NextObjective store. Since there
+ * can be multiple next objectives to the same physical port, we differentiate
+ * between them by including the treatment in the key.
+ */
+public class PortNextObjectiveStoreKey {
+    private final DeviceId deviceId;
+    private final PortNumber portNum;
+    private final TrafficTreatment treatment;
+
+    public PortNextObjectiveStoreKey(DeviceId deviceId, PortNumber portNum,
+                                     TrafficTreatment treatment) {
+        this.deviceId = deviceId;
+        this.portNum = portNum;
+        this.treatment = treatment;
+    }
+
+    /**
+     * Gets device id in this PortNextObjectiveStoreKey.
+     *
+     * @return device id
+     */
+    public DeviceId deviceId() {
+        return deviceId;
+    }
+
+    /**
+     * Gets port information in this PortNextObjectiveStoreKey.
+     *
+     * @return port information
+     */
+    public PortNumber portNumber() {
+        return portNum;
+    }
+
+    /**
+     * Gets treatment information in this PortNextObjectiveStoreKey.
+     *
+     * @return treatment information
+     */
+    public TrafficTreatment treatment() {
+        return treatment;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+        if (!(o instanceof PortNextObjectiveStoreKey)) {
+            return false;
+        }
+        PortNextObjectiveStoreKey that =
+                (PortNextObjectiveStoreKey) o;
+        return (Objects.equals(this.deviceId, that.deviceId) &&
+                Objects.equals(this.portNum, that.portNum) &&
+                Objects.equals(this.treatment, that.treatment));
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(deviceId, portNum, treatment);
+    }
+
+    @Override
+    public String toString() {
+        return "Device: " + deviceId + " Port: " + portNum + " Treatment: " + treatment;
+    }
+}
diff --git a/framework/src/onos/apps/segmentrouting/src/test/java/org/onosproject/segmentrouting/config/SegmentRoutingConfigTest.java b/framework/src/onos/apps/segmentrouting/src/test/java/org/onosproject/segmentrouting/config/SegmentRoutingConfigTest.java
new file mode 100644
index 00000000..3e5daa5b
--- /dev/null
+++ b/framework/src/onos/apps/segmentrouting/src/test/java/org/onosproject/segmentrouting/config/SegmentRoutingConfigTest.java
@@ -0,0 +1,157 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.segmentrouting.config;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.MacAddress;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.config.Config;
+import org.onosproject.net.config.ConfigApplyDelegate;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+
+import static org.junit.Assert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * Tests for class {@link SegmentRoutingConfig}.
+ */
+public class SegmentRoutingConfigTest {
+    private SegmentRoutingConfig config;
+    private Map<Integer, Set<Integer>> adjacencySids1;
+    private Map<Integer, Set<Integer>> adjacencySids2;
+
+    @Before
+    public void setUp() throws Exception {
+        String jsonString = "{" +
+                "\"name\" : \"Leaf-R1\"," +
+                "\"nodeSid\" : 101," +
+                "\"routerIp\" : \"10.0.1.254\"," +
+                "\"routerMac\" : \"00:00:00:00:01:80\"," +
+                "\"isEdgeRouter\" : true," +
+                "\"adjacencySids\" : [" +
+                "    { \"adjSid\" : 100, \"ports\" : [2, 3] }," +
+                "    { \"adjSid\" : 200, \"ports\" : [4, 5] }" +
+                "]}";
+
+        adjacencySids1 = new HashMap<>();
+        Set<Integer> ports1 = new HashSet<>();
+        ports1.add(2);
+        ports1.add(3);
+        adjacencySids1.put(100, ports1);
+        Set<Integer> ports2 = new HashSet<>();
+        ports2.add(4);
+        ports2.add(5);
+        adjacencySids1.put(200, ports2);
+
+        adjacencySids2 = new HashMap<>();
+        Set<Integer> ports3 = new HashSet<>();
+        ports3.add(6);
+        adjacencySids2.put(300, ports3);
+
+        DeviceId subject = DeviceId.deviceId("of:0000000000000001");
+        String key = "org.onosproject.segmentrouting";
+        ObjectMapper mapper = new ObjectMapper();
+        JsonNode jsonNode = mapper.readTree(jsonString);
+        ConfigApplyDelegate delegate = new MockDelegate();
+
+        config = new SegmentRoutingConfig();
+        config.init(subject, key, jsonNode, mapper, delegate);
+    }
+
+    @Test
+    public void testName() throws Exception {
+        assertTrue(config.name().isPresent());
+        assertThat(config.name().get(), is("Leaf-R1"));
+    }
+
+    @Test
+    public void testSetName() throws Exception {
+        config.setName("Spine-R1");
+        assertTrue(config.name().isPresent());
+        assertThat(config.name().get(), is("Spine-R1"));
+    }
+
+    @Test
+    public void testRouterIp() throws Exception {
+        assertThat(config.routerIp(), is(IpAddress.valueOf("10.0.1.254")));
+    }
+
+    @Test
+    public void testSetRouterIp() throws Exception {
+        config.setRouterIp("10.0.2.254");
+        assertThat(config.routerIp(), is(IpAddress.valueOf("10.0.2.254")));
+    }
+
+    @Test
+    public void testRouterMac() throws Exception {
+        assertThat(config.routerMac(), is(MacAddress.valueOf("00:00:00:00:01:80")));
+    }
+
+    @Test
+    public void testSetRouterMac() throws Exception {
+        config.setRouterMac("00:00:00:00:02:80");
+        assertThat(config.routerMac(), is(MacAddress.valueOf("00:00:00:00:02:80")));
+    }
+
+    @Test
+    public void testNodeSid() throws Exception {
+        assertThat(config.nodeSid(), is(101));
+    }
+
+    @Test
+    public void testSetNodeSid() throws Exception {
+        config.setNodeSid(200);
+        assertThat(config.nodeSid(), is(200));
+    }
+
+    @Test
+    public void testIsEdgeRouter() throws Exception {
+        assertThat(config.isEdgeRouter(), is(true));
+    }
+
+    @Test
+    public void testSetIsEdgeRouter() throws Exception {
+        config.setIsEdgeRouter(false);
+        assertThat(config.isEdgeRouter(), is(false));
+    }
+
+    @Test
+    public void testAdjacencySids() throws Exception {
+        assertThat(config.adjacencySids(), is(adjacencySids1));
+    }
+
+    @Test
+    public void testSetAdjacencySids() throws Exception {
+        config.setAdjacencySids(adjacencySids2);
+        assertThat(config.adjacencySids(), is(adjacencySids2));
+    }
+
+    private class MockDelegate implements ConfigApplyDelegate {
+        @Override
+        public void onApply(Config config) {
+        }
+    }
+}
\ No newline at end of file
diff --git a/framework/src/onos/apps/test/intent-perf/src/main/java/org/onosproject/intentperf/IntentPerfCollector.java b/framework/src/onos/apps/test/intent-perf/src/main/java/org/onosproject/intentperf/IntentPerfCollector.java
index 8c160e85..cae5455d 100644
--- a/framework/src/onos/apps/test/intent-perf/src/main/java/org/onosproject/intentperf/IntentPerfCollector.java
+++ b/framework/src/onos/apps/test/intent-perf/src/main/java/org/onosproject/intentperf/IntentPerfCollector.java
@@ -106,7 +106,7 @@ public class IntentPerfCollector {
     /**
      * Clears all previously accumulated data.
      */
-    public void clearSamples() {
+    public synchronized void clearSamples() {
         newestTime = 0;
         overall = new Sample(0, nodes.length);
         current = new Sample(0, nodes.length);
diff --git a/framework/src/onos/apps/vtn/pom.xml b/framework/src/onos/apps/vtn/pom.xml
index a42f91a0..e4528517 100644
--- a/framework/src/onos/apps/vtn/pom.xml
+++ b/framework/src/onos/apps/vtn/pom.xml
@@ -61,6 +61,12 @@
             <scope>test</scope>
         </dependency>
         <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-api</artifactId>
+            <scope>test</scope>
+            <classifier>tests</classifier>
+        </dependency>
+        <dependency>
             <groupId>com.sun.jersey</groupId>
             <artifactId>jersey-servlet</artifactId>
         </dependency>
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/ServiceFunctionForwarder.java b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/ServiceFunctionForwarderService.java
index e91e6b69..0ed42fcf 100644
--- a/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/ServiceFunctionForwarder.java
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/ServiceFunctionForwarderService.java
@@ -15,29 +15,37 @@
  */
 package org.onosproject.sfc.forwarder;
 
-import org.onosproject.core.ApplicationId;
 import org.onosproject.net.flowobjective.Objective;
+import org.onosproject.net.NshServicePathId;
 import org.onosproject.vtnrsc.PortChain;
 
 /**
  * Abstraction of an entity which provides Service function forwarder.
  */
-public interface ServiceFunctionForwarder {
+public interface ServiceFunctionForwarderService {
 
     /**
-     * Install Service function chain.
+     * Install Forwarding rule.
      *
-     * @param portChain Port chain
+     * @param portChain port-chain
+     * @param nshSPI nsh spi
      */
-    void install(PortChain portChain);
+    void installForwardingRule(PortChain portChain, NshServicePathId nshSPI);
 
     /**
-     * Programs forwarding object for Service Function.
+     * Uninstall Forwarding rule.
      *
-     * @param portChain port chain
-     * @param appid application id
+     * @param portChain port-chain
+     * @param nshSPI nsh spi
+     */
+    void unInstallForwardingRule(PortChain portChain, NshServicePathId nshSPI);
+
+    /**
+     * Prepare forwarding object for Service Function.
+     *
+     * @param portChain port-chain
+     * @param nshSPI nsh spi
      * @param type forwarding objective operation type
      */
-    void programServiceFunctionForwarder(PortChain portChain, ApplicationId appid,
-            Objective.Operation type);
+    void prepareServiceFunctionForwarder(PortChain portChain, NshServicePathId nshSPI, Objective.Operation type);
 }
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/impl/ServiceFunctionForwarderImpl.java b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/impl/ServiceFunctionForwarderImpl.java
new file mode 100644
index 00000000..2846ee01
--- /dev/null
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/impl/ServiceFunctionForwarderImpl.java
@@ -0,0 +1,293 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.sfc.forwarder.impl;
+
+import static org.slf4j.LoggerFactory.getLogger;
+import static org.onosproject.net.flow.criteria.ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_SPI;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.util.List;
+import java.util.ListIterator;
+
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onlab.osgi.DefaultServiceDirectory;
+import org.onlab.osgi.ServiceDirectory;
+import org.onlab.packet.MacAddress;
+import org.onlab.packet.VlanId;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.net.behaviour.ExtensionSelectorResolver;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.NshServicePathId;
+import org.onosproject.net.driver.DriverHandler;
+import org.onosproject.net.driver.DriverService;
+import org.onosproject.net.flow.DefaultTrafficSelector;
+import org.onosproject.net.flow.DefaultTrafficTreatment;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
+import org.onosproject.net.flow.TrafficSelector;
+import org.onosproject.net.flow.TrafficTreatment;
+import org.onosproject.net.flowobjective.DefaultForwardingObjective;
+import org.onosproject.net.flowobjective.FlowObjectiveService;
+import org.onosproject.net.flowobjective.ForwardingObjective;
+import org.onosproject.net.flowobjective.Objective;
+import org.onosproject.net.flowobjective.ForwardingObjective.Flag;
+import org.onosproject.vtnrsc.VirtualPortId;
+import org.onosproject.vtnrsc.service.VtnRscService;
+import org.onosproject.vtnrsc.PortChain;
+import org.onosproject.vtnrsc.PortPair;
+import org.onosproject.vtnrsc.PortPairGroup;
+import org.onosproject.vtnrsc.PortPairGroupId;
+import org.onosproject.vtnrsc.PortPairId;
+import org.onosproject.vtnrsc.virtualport.VirtualPortService;
+import org.onosproject.vtnrsc.portpair.PortPairService;
+import org.onosproject.vtnrsc.portpairgroup.PortPairGroupService;
+import org.onosproject.vtnrsc.flowclassifier.FlowClassifierService;
+import org.onosproject.vtnrsc.portchain.PortChainService;
+import org.onosproject.sfc.forwarder.ServiceFunctionForwarderService;
+
+import org.slf4j.Logger;
+
+/**
+ * Provides Service Function Forwarder implementation.
+ */
+public class ServiceFunctionForwarderImpl implements ServiceFunctionForwarderService {
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected DriverService driverService;
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected VirtualPortService virtualPortService;
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected VtnRscService vtnRscService;
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected PortPairService portPairService;
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected PortPairGroupService portPairGroupService;
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected FlowClassifierService flowClassifierService;
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected PortChainService portChainService;
+
+    private final Logger log = getLogger(getClass());
+    protected ApplicationId appId;
+    protected FlowObjectiveService flowObjectiveService;
+
+    private static final String DRIVER_NAME = "onosfw";
+    private static final String PORT_CHAIN_NOT_NULL = "Port-Chain cannot be null";
+    private static final String PORT_CHAIN_ID_NOT_NULL = "Port-Chain-Id cannot be null";
+    private static final String APP_ID_NOT_NULL = "Application-Id cannot be null";
+    private static final int NULL = 0;
+
+    /**
+     * Default constructor.
+     */
+    public ServiceFunctionForwarderImpl() {
+    }
+
+    /**
+     * Explicit constructor.
+     */
+    public ServiceFunctionForwarderImpl(ApplicationId appId) {
+        this.appId = checkNotNull(appId, APP_ID_NOT_NULL);
+        ServiceDirectory serviceDirectory = new DefaultServiceDirectory();
+        this.flowObjectiveService = serviceDirectory.get(FlowObjectiveService.class);
+    }
+
+    @Override
+    public void installForwardingRule(PortChain portChain, NshServicePathId nshSPI) {
+        checkNotNull(portChain, PORT_CHAIN_NOT_NULL);
+        prepareServiceFunctionForwarder(portChain, nshSPI, Objective.Operation.ADD);
+    }
+
+    @Override
+    public void unInstallForwardingRule(PortChain portChain, NshServicePathId nshSPI) {
+        checkNotNull(portChain, PORT_CHAIN_NOT_NULL);
+        prepareServiceFunctionForwarder(portChain, nshSPI, Objective.Operation.REMOVE);
+    }
+
+    @Override
+    public void prepareServiceFunctionForwarder(PortChain portChain, NshServicePathId nshSPI,
+                                                Objective.Operation type) {
+
+        // Go through the port pair group list
+        List<PortPairGroupId> portPairGrpList = portChain.portPairGroups();
+        ListIterator<PortPairGroupId> listGrpIterator = portPairGrpList.listIterator();
+
+        // Get source port pair group
+        if (!listGrpIterator.hasNext()) {
+            return;
+        }
+        PortPairGroupId portPairGrpId = listGrpIterator.next();
+        PortPairGroup currentPortPairGroup = portPairGroupService.getPortPairGroup(portPairGrpId);
+
+        // Get destination port pair group
+        if (!listGrpIterator.hasNext()) {
+            return;
+        }
+        portPairGrpId = listGrpIterator.next();
+        PortPairGroup nextPortPairGroup = portPairGroupService.getPortPairGroup(portPairGrpId);
+
+        // push SFF to OVS
+        pushServiceFunctionForwarder(currentPortPairGroup, nextPortPairGroup, listGrpIterator, nshSPI, type);
+    }
+
+    /**
+     * Push service-function-forwarder to OVS.
+     *
+     * @param currentPortPairGroup current port-pair-group
+     * @param nextPortPairGroup next port-pair-group
+     * @param listGrpIterator pointer to port-pair-group list
+     */
+    public void pushServiceFunctionForwarder(PortPairGroup currentPortPairGroup, PortPairGroup nextPortPairGroup,
+            ListIterator<PortPairGroupId> listGrpIterator, NshServicePathId nshSPI, Objective.Operation type) {
+        MacAddress srcMacAddress = null;
+        MacAddress dstMacAddress = null;
+        DeviceId deviceId = null;
+        DeviceId currentDeviceId = null;
+        DeviceId nextDeviceId = null;
+        PortPairGroupId portPairGrpId = null;
+
+        // Travel from SF to SF.
+        do {
+            // Get the required information on port pairs from source port pair
+            // group
+            List<PortPairId> portPairList = currentPortPairGroup.portPairs();
+            ListIterator<PortPairId> portPLIterator = portPairList.listIterator();
+            if (!portPLIterator.hasNext()) {
+                break;
+            }
+
+            PortPairId portPairId = portPLIterator.next();
+            PortPair portPair = portPairService.getPortPair(portPairId);
+
+            currentDeviceId = vtnRscService.getSFToSFFMaping(VirtualPortId.portId(portPair.ingress()));
+            if (deviceId == null) {
+                deviceId = currentDeviceId;
+            }
+            srcMacAddress = virtualPortService.getPort(VirtualPortId.portId(portPair.ingress())).macAddress();
+            dstMacAddress = virtualPortService.getPort(VirtualPortId.portId(portPair.egress())).macAddress();
+
+            // pack traffic selector
+            TrafficSelector.Builder selector = packTrafficSelector(deviceId, srcMacAddress, dstMacAddress, nshSPI);
+
+            // Get the required information on port pairs from destination port
+            // pair group
+            portPairList = nextPortPairGroup.portPairs();
+            portPLIterator = portPairList.listIterator();
+            if (!portPLIterator.hasNext()) {
+                break;
+            }
+
+            portPairId = portPLIterator.next();
+            portPair = portPairService.getPortPair(portPairId);
+
+            nextDeviceId = vtnRscService.getSFToSFFMaping(VirtualPortId.portId(portPair.ingress()));
+
+            // pack traffic treatment
+            TrafficTreatment.Builder treatment = packTrafficTreatment(currentDeviceId, nextDeviceId, portPair);
+
+            // Send SFF to OVS
+            sendServiceFunctionForwarder(selector, treatment, deviceId, type);
+
+            // Replace source port pair group with destination port pair group
+            // for moving to next SFF processing.
+            currentPortPairGroup = nextPortPairGroup;
+            if (!listGrpIterator.hasNext()) {
+                break;
+            }
+            portPairGrpId = listGrpIterator.next();
+            nextPortPairGroup = portPairGroupService.getPortPairGroup(portPairGrpId);
+        } while (true);
+    }
+
+    /**
+     * Pack Traffic selector.
+     *
+     * @param deviceId device id
+     * @param srcMacAddress source mac-address
+     * @param dstMacAddress destination mac-address
+     * @param nshSPI nsh spi
+     * @return traffic treatment
+     */
+    public TrafficSelector.Builder packTrafficSelector(DeviceId deviceId, MacAddress srcMacAddress,
+            MacAddress dstMacAddress, NshServicePathId nshSPI) {
+        TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
+        selector.matchEthSrc(srcMacAddress);
+        selector.matchEthDst(dstMacAddress);
+
+        DriverHandler handler = driverService.createHandler(deviceId);
+        ExtensionSelectorResolver resolver = handler.behaviour(ExtensionSelectorResolver.class);
+        ExtensionSelector nspSpiSelector = resolver.getExtensionSelector(NICIRA_MATCH_NSH_SPI.type());
+
+        try {
+            nspSpiSelector.setPropertyValue("nshSpi", nshSPI);
+        } catch (Exception e) {
+            log.error("Failed to get extension instruction to set Nsh Spi Id {}", deviceId);
+        }
+
+        selector.extension(nspSpiSelector, deviceId);
+        return selector;
+    }
+
+    /**
+     * Pack Traffic treatment.
+     *
+     * @param currentDeviceId current device id
+     * @param nextDeviceId next device id
+     * @param portPair port-pair
+     * @return traffic treatment
+     */
+    public TrafficTreatment.Builder packTrafficTreatment(DeviceId currentDeviceId, DeviceId nextDeviceId,
+            PortPair portPair) {
+        MacAddress srcMacAddress = null;
+        MacAddress dstMacAddress = null;
+
+        // Check the treatment whether destination SF is on same OVS or in
+        // different OVS.
+        TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
+        if (currentDeviceId.equals(nextDeviceId)) {
+            srcMacAddress = virtualPortService.getPort(VirtualPortId.portId(portPair.ingress())).macAddress();
+            dstMacAddress = virtualPortService.getPort(VirtualPortId.portId(portPair.egress())).macAddress();
+            treatment.setEthSrc(srcMacAddress);
+            treatment.setEthDst(dstMacAddress);
+        } else {
+            treatment.setVlanId(VlanId.vlanId(Short.parseShort((vtnRscService.getL3vni(portPair
+                    .tenantId()).toString()))));
+        }
+
+        return treatment;
+    }
+
+    /**
+     * Send service function forwarder to OVS.
+     *
+     * @param selector traffic selector
+     * @param treatment traffic treatment
+     * @param deviceId device id
+     * @param type operation type
+     */
+    public void sendServiceFunctionForwarder(TrafficSelector.Builder selector, TrafficTreatment.Builder treatment,
+            DeviceId deviceId, Objective.Operation type) {
+        ForwardingObjective.Builder objective = DefaultForwardingObjective.builder().withTreatment(treatment.build())
+                .withSelector(selector.build()).fromApp(appId).makePermanent().withFlag(Flag.SPECIFIC);
+        if (type.equals(Objective.Operation.ADD)) {
+            log.debug("ADD");
+            flowObjectiveService.forward(deviceId, objective.add());
+        } else {
+            log.debug("REMOVE");
+            flowObjectiveService.forward(deviceId, objective.remove());
+        }
+    }
+}
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/impl/package-info.java b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/impl/package-info.java
new file mode 100644
index 00000000..02221196
--- /dev/null
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/impl/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * SFC Service manager for interacting with SFC.
+ */
+package org.onosproject.sfc.forwarder.impl;
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/manager/NshSpiIdGenerators.java b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/manager/NshSpiIdGenerators.java
new file mode 100644
index 00000000..1dbe8c8f
--- /dev/null
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/manager/NshSpiIdGenerators.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.sfc.manager;
+
+import java.util.concurrent.atomic.AtomicInteger;
+
+/**
+ * Unique NSH SPI Id generator for NSH header.
+ */
+public final class NshSpiIdGenerators {
+
+    private static final AtomicInteger NSH_SPI_ID_GEN = new AtomicInteger();
+    private static final int MAX_NSH_SPI_ID = 0x7FFFFFFF;
+    private static int nshSpiId;
+
+    /**
+     * Default constructor.
+     */
+    private NshSpiIdGenerators() {
+    }
+
+    /**
+     * Get the next NSH SPI id.
+     *
+     * @return NSH SPI id
+     */
+    public static int create() {
+        do {
+            if (nshSpiId >= MAX_NSH_SPI_ID) {
+                if (NSH_SPI_ID_GEN.get() >= MAX_NSH_SPI_ID) {
+                    NSH_SPI_ID_GEN.set(0);
+                }
+            }
+            nshSpiId = NSH_SPI_ID_GEN.incrementAndGet();
+        } while (nshSpiId > MAX_NSH_SPI_ID);
+        return nshSpiId;
+    }
+}
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/manager/SfcService.java b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/manager/SfcService.java
index ef5fc529..4af2d47c 100644
--- a/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/manager/SfcService.java
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/manager/SfcService.java
@@ -15,6 +15,11 @@
  */
 package org.onosproject.sfc.manager;
 
+import org.onosproject.vtnrsc.PortPair;
+import org.onosproject.vtnrsc.PortPairGroup;
+import org.onosproject.vtnrsc.FlowClassifier;
+import org.onosproject.vtnrsc.PortChain;
+
 /**
  * SFC application that applies flows to the device.
  */
@@ -23,48 +28,64 @@ public interface SfcService {
     /**
      * When port-pair is created, check whether Forwarding Rule needs to be
      * updated in OVS.
+     *
+     * @param portPair port-pair
      */
-    public void onPortPairCreated();
+    void onPortPairCreated(PortPair portPair);
 
     /**
      * When port-pair is deleted, check whether Forwarding Rule needs to be
      * updated in OVS.
+     *
+     * @param portPair port-pair
      */
-    public void onPortPairDeleted();
+    void onPortPairDeleted(PortPair portPair);
 
     /**
      * When port-pair-group is created, check whether Forwarding Rule needs to
      * be updated in OVS.
+     *
+     * @param portPairGroup port-pair-group
      */
-    public void onPortPairGroupCreated();
+    void onPortPairGroupCreated(PortPairGroup portPairGroup);
 
     /**
      * When port-pair-group is deleted, check whether Forwarding Rule needs to
      * be updated in OVS.
+     *
+     * @param portPairGroup port-pair-group
      */
-    public void onPortPairGroupDeleted();
+    void onPortPairGroupDeleted(PortPairGroup portPairGroup);
 
     /**
      * When flow-classifier is created, check whether Forwarding Rule needs to
      * be updated in OVS.
+     *
+     * @param flowClassifier flow-classifier
      */
-    public void onFlowClassifierCreated();
+    void onFlowClassifierCreated(FlowClassifier flowClassifier);
 
     /**
      * When flow-classifier is deleted, check whether Forwarding Rule needs to
      * be updated in OVS.
+     *
+     * @param flowClassifier flow-classifier
      */
-    public void onFlowClassifierDeleted();
+    void onFlowClassifierDeleted(FlowClassifier flowClassifier);
 
     /**
      * When port-chain is created, check whether Forwarding Rule needs to be
      * updated in OVS.
+     *
+     * @param portChain port-chain
      */
-    public void onPortChainCreated();
+    void onPortChainCreated(PortChain portChain);
 
     /**
      * When port-chain is deleted, check whether Forwarding Rule needs to be
      * updated in OVS.
+     *
+     * @param portChain port-chain
      */
-    public void onPortChainDeleted();
+    void onPortChainDeleted(PortChain portChain);
 }
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/manager/impl/SfcManager.java b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/manager/impl/SfcManager.java
index 12d27c87..4df07929 100644
--- a/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/manager/impl/SfcManager.java
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/manager/impl/SfcManager.java
@@ -20,9 +20,26 @@ import static org.slf4j.LoggerFactory.getLogger;
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.Service;
+import org.onlab.util.KryoNamespace;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.CoreService;
 import org.onosproject.sfc.manager.SfcService;
+import org.onosproject.vtnrsc.PortPair;
+import org.onosproject.vtnrsc.PortPairId;
+import org.onosproject.vtnrsc.PortPairGroup;
+import org.onosproject.vtnrsc.PortPairGroupId;
+import org.onosproject.vtnrsc.FlowClassifier;
+import org.onosproject.vtnrsc.FlowClassifierId;
 import org.onosproject.vtnrsc.PortChain;
+import org.onosproject.vtnrsc.PortChainId;
+import org.onosproject.vtnrsc.TenantId;
+import org.onosproject.vtnrsc.event.VtnRscEvent;
+import org.onosproject.vtnrsc.event.VtnRscListener;
+import org.onosproject.vtnrsc.service.VtnRscService;
+
 import org.slf4j.Logger;
 
 /**
@@ -33,93 +50,137 @@ import org.slf4j.Logger;
 public class SfcManager implements SfcService {
 
     private final Logger log = getLogger(getClass());
+    private static final String APP_ID = "org.onosproject.app.vtn";
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected VtnRscService vtnRscService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected CoreService coreService;
+
+    protected ApplicationId appId;
+
+    private final VtnRscListener vtnRscListener = new InnerVtnRscListener();
 
     @Activate
     public void activate() {
+        appId = coreService.registerApplication(APP_ID);
+
+        vtnRscService.addListener(vtnRscListener);
+
+        KryoNamespace.Builder serializer = KryoNamespace.newBuilder()
+                .register(TenantId.class)
+                .register(PortPairId.class)
+                .register(PortPairGroupId.class)
+                .register(FlowClassifierId.class)
+                .register(PortChainId.class);
+
         log.info("Started");
     }
 
     @Deactivate
     public void deactivate() {
+        vtnRscService.removeListener(vtnRscListener);
+
         log.info("Stopped");
     }
 
+    /*
+     * Handle events.
+     */
+    private class InnerVtnRscListener implements VtnRscListener {
+        @Override
+        public void event(VtnRscEvent event) {
+
+            if (VtnRscEvent.Type.PORT_PAIR_PUT == event.type()) {
+                PortPair portPair = (PortPair) event.subject();
+                onPortPairCreated(portPair);
+            } else if (VtnRscEvent.Type.PORT_PAIR_DELETE == event.type()) {
+                PortPair portPair = (PortPair) event.subject();
+                onPortPairDeleted(portPair);
+            } else if (VtnRscEvent.Type.PORT_PAIR_UPDATE == event.type()) {
+                PortPair portPair = (PortPair) event.subject();
+                onPortPairDeleted(portPair);
+                onPortPairCreated(portPair);
+            } else if (VtnRscEvent.Type.PORT_PAIR_GROUP_PUT == event.type()) {
+                PortPairGroup portPairGroup = (PortPairGroup) event.subject();
+                onPortPairGroupCreated(portPairGroup);
+            } else if (VtnRscEvent.Type.PORT_PAIR_GROUP_DELETE == event.type()) {
+                PortPairGroup portPairGroup = (PortPairGroup) event.subject();
+                onPortPairGroupDeleted(portPairGroup);
+            } else if (VtnRscEvent.Type.PORT_PAIR_GROUP_UPDATE == event.type()) {
+                PortPairGroup portPairGroup = (PortPairGroup) event.subject();
+                onPortPairGroupDeleted(portPairGroup);
+                onPortPairGroupCreated(portPairGroup);
+            } else if (VtnRscEvent.Type.FLOW_CLASSIFIER_PUT == event.type()) {
+                FlowClassifier flowClassifier = (FlowClassifier) event.subject();
+                onFlowClassifierCreated(flowClassifier);
+            } else if (VtnRscEvent.Type.FLOW_CLASSIFIER_DELETE == event.type()) {
+                FlowClassifier flowClassifier = (FlowClassifier) event.subject();
+                onFlowClassifierDeleted(flowClassifier);
+            } else if (VtnRscEvent.Type.FLOW_CLASSIFIER_UPDATE == event.type()) {
+                FlowClassifier flowClassifier = (FlowClassifier) event.subject();
+                onFlowClassifierDeleted(flowClassifier);
+                onFlowClassifierCreated(flowClassifier);
+            } else if (VtnRscEvent.Type.PORT_CHAIN_PUT == event.type()) {
+                PortChain portChain = (PortChain) event.subject();
+                onPortChainCreated(portChain);
+            } else if (VtnRscEvent.Type.PORT_CHAIN_DELETE == event.type()) {
+                PortChain portChain = (PortChain) event.subject();
+                onPortChainDeleted(portChain);
+            } else if (VtnRscEvent.Type.PORT_CHAIN_UPDATE == event.type()) {
+                PortChain portChain = (PortChain) event.subject();
+                onPortChainDeleted(portChain);
+                onPortChainCreated(portChain);
+            }
+        }
+    }
+
     @Override
-    public void onPortPairCreated() {
+    public void onPortPairCreated(PortPair portPair) {
         log.debug("onPortPairCreated");
-        // TODO: Process port-pair on creation.
-        // TODO: Parameter also needs to be modified.
+        // TODO: Modify forwarding rule on port-pair creation.
     }
 
     @Override
-    public void onPortPairDeleted() {
+    public void onPortPairDeleted(PortPair portPair) {
         log.debug("onPortPairDeleted");
-        // TODO: Process port-pair on deletion.
-        // TODO: Parameter also needs to be modified.
+        // TODO: Modify forwarding rule on port-pair deletion.
     }
 
     @Override
-    public void onPortPairGroupCreated() {
+    public void onPortPairGroupCreated(PortPairGroup portPairGroup) {
         log.debug("onPortPairGroupCreated");
-        // TODO: Process port-pair-group on creation.
-        // TODO: Parameter also needs to be modified.
+        // TODO: Modify forwarding rule on port-pair-group creation.
     }
 
     @Override
-    public void onPortPairGroupDeleted() {
+    public void onPortPairGroupDeleted(PortPairGroup portPairGroup) {
         log.debug("onPortPairGroupDeleted");
-        // TODO: Process port-pair-group on deletion.
-        // TODO: Parameter also needs to be modified.
+        // TODO: Modify forwarding rule on port-pair-group deletion.
     }
 
     @Override
-    public void onFlowClassifierCreated() {
+    public void onFlowClassifierCreated(FlowClassifier flowClassifier) {
         log.debug("onFlowClassifierCreated");
-        // TODO: Process flow-classifier on creation.
-        // TODO: Parameter also needs to be modified.
+        // TODO: Modify forwarding rule on flow-classifier creation.
     }
 
     @Override
-    public void onFlowClassifierDeleted() {
+    public void onFlowClassifierDeleted(FlowClassifier flowClassifier) {
         log.debug("onFlowClassifierDeleted");
-        // TODO: Process flow-classifier on deletion.
-        // TODO: Parameter also needs to be modified.
+        // TODO: Modify forwarding rule on flow-classifier deletion.
     }
 
     @Override
-    public void onPortChainCreated() {
-        log.debug("onPortChainCreated");
-        // TODO: Process port-chain on creation.
-        // TODO: Parameter also needs to be modified.
-
+    public void onPortChainCreated(PortChain portChain) {
+         log.debug("onPortChainCreated");
+         //TODO: Apply forwarding rule on port-chain creation.
     }
 
     @Override
-    public void onPortChainDeleted() {
+    public void onPortChainDeleted(PortChain portChain) {
         log.debug("onPortChainDeleted");
-        // TODO: Process port-chain on deletion.
-        // TODO: Parameter also needs to be modified.
-    }
-
-    /**
-     * Install SF Forwarding rule into OVS.
-     *
-     * @param portChain
-     *            port chain
-     */
-    public void installForwardingRule(PortChain portChain) {
-        log.debug("installForwardingRule");
-        // TODO: Installation of SF Forwarding rule into OVS.
-    }
-
-    /**
-     * Uninstall SF Forwarding rule from OVS.
-     *
-     * @param portChain
-     *            port chain
-     */
-    public void unInstallForwardingRule(PortChain portChain) {
-        log.debug("unInstallForwardingRule");
-        // TODO: Uninstallation of SF Forwarding rule from OVS.
+        //TODO: Apply forwarding rule on port-chain deletion.
     }
-}
\ No newline at end of file
+}
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/manager/impl/SfcManagerTest.java b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/manager/impl/SfcManagerTest.java
new file mode 100644
index 00000000..e4f31f98
--- /dev/null
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/manager/impl/SfcManagerTest.java
@@ -0,0 +1,269 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.sfc.manager.impl;
+
+import org.junit.Test;
+
+import java.util.List;
+import java.util.LinkedList;
+
+import org.onlab.packet.IpPrefix;
+import org.onosproject.sfc.manager.SfcService;
+import org.onosproject.vtnrsc.DefaultPortChain;
+import org.onosproject.vtnrsc.DefaultPortPair;
+import org.onosproject.vtnrsc.DefaultPortPairGroup;
+import org.onosproject.vtnrsc.PortChain;
+import org.onosproject.vtnrsc.PortChainId;
+import org.onosproject.vtnrsc.PortPair;
+import org.onosproject.vtnrsc.PortPairGroup;
+import org.onosproject.vtnrsc.PortPairGroupId;
+import org.onosproject.vtnrsc.PortPairId;
+import org.onosproject.vtnrsc.TenantId;
+import org.onosproject.vtnrsc.DefaultFlowClassifier;
+import org.onosproject.vtnrsc.FlowClassifierId;
+import org.onosproject.vtnrsc.VirtualPortId;
+import org.onosproject.vtnrsc.FlowClassifier;
+
+/**
+ * Unit tests for SfcManager class.
+ */
+public class SfcManagerTest {
+    /**
+     * Checks the operation of onPortPairCreated() method.
+     */
+    @Test
+    public void testOnPortPairCreated() {
+        final PortPairId portPairId = PortPairId.of("78888888-fc23-aeb6-f44b-56dc5e2fb3ae");
+        final TenantId tenantId = TenantId.tenantId("1");
+        final String name = "PortPair";
+        final String description = "PortPair";
+        final String ingress = "d3333333-24fc-4fae-af4b-321c5e2eb3d1";
+        final String egress = "a4444444-4a56-2a6e-cd3a-9dee4e2ec345";
+        DefaultPortPair.Builder portPairBuilder = new DefaultPortPair.Builder();
+        PortPair portPair = null;
+        SfcService sfcService = new SfcManager();
+
+        // create port pair
+        portPair = portPairBuilder.setId(portPairId).setTenantId(tenantId).setName(name).setDescription(description)
+                .setIngress(ingress).setEgress(egress).build();
+        sfcService.onPortPairCreated(portPair);
+    }
+
+    /**
+     * Checks the operation of onPortPairDeleted() method.
+     */
+    @Test
+    public void testOnPortPairDeleted() {
+        final PortPairId portPairId = PortPairId.of("78888888-fc23-aeb6-f44b-56dc5e2fb3ae");
+        final TenantId tenantId = TenantId.tenantId("1");
+        final String name = "PortPair";
+        final String description = "PortPair";
+        final String ingress = "d3333333-24fc-4fae-af4b-321c5e2eb3d1";
+        final String egress = "a4444444-4a56-2a6e-cd3a-9dee4e2ec345";
+        DefaultPortPair.Builder portPairBuilder = new DefaultPortPair.Builder();
+        PortPair portPair = null;
+        SfcService sfcService = new SfcManager();
+
+        // create port pair
+        portPair = portPairBuilder.setId(portPairId).setTenantId(tenantId).setName(name).setDescription(description)
+                .setIngress(ingress).setEgress(egress).build();
+        sfcService.onPortPairDeleted(portPair);
+    }
+
+    /**
+     * Checks the operation of onPortPairGroupCreated() method.
+     */
+    @Test
+    public void testOnPortPairGroupCreated() {
+        final PortPairGroupId portPairGroupId = PortPairGroupId.of("78888888-fc23-aeb6-f44b-56dc5e2fb3ae");
+        final TenantId tenantId = TenantId.tenantId("1");
+        final String name = "PortPairGroup";
+        final String description = "PortPairGroup";
+        final List<PortPairId> portPairIdList = new LinkedList<PortPairId>();
+        DefaultPortPairGroup.Builder portPairGroupBuilder = new DefaultPortPairGroup.Builder();
+        PortPairGroup portPairGroup = null;
+        SfcService sfcService = new SfcManager();
+
+        // create port-pair-id list
+        PortPairId portPairId = PortPairId.of("73333333-fc23-aeb6-f44b-56dc5e2fb3ae");
+        portPairIdList.add(portPairId);
+        portPairId = PortPairId.of("74444444-fc23-aeb6-f44b-56dc5e2fb3ae");
+        portPairIdList.add(portPairId);
+
+        // create port pair
+        portPairGroup = portPairGroupBuilder.setId(portPairGroupId).setTenantId(tenantId).setName(name)
+                .setDescription(description).setPortPairs(portPairIdList).build();
+        sfcService.onPortPairGroupCreated(portPairGroup);
+    }
+
+    /**
+     * Checks the operation of onPortPairGroupDeleted() method.
+     */
+    @Test
+    public void testOnPortPairGroupDeleted() {
+        final PortPairGroupId portPairGroupId = PortPairGroupId.of("78888888-fc23-aeb6-f44b-56dc5e2fb3ae");
+        final TenantId tenantId = TenantId.tenantId("1");
+        final String name = "PortPairGroup";
+        final String description = "PortPairGroup";
+        final List<PortPairId> portPairIdList = new LinkedList<PortPairId>();
+        DefaultPortPairGroup.Builder portPairGroupBuilder = new DefaultPortPairGroup.Builder();
+        PortPairGroup portPairGroup = null;
+        SfcService sfcService = new SfcManager();
+
+        // create port-pair-id list
+        PortPairId portPairId = PortPairId.of("73333333-fc23-aeb6-f44b-56dc5e2fb3ae");
+        portPairIdList.add(portPairId);
+        portPairId = PortPairId.of("74444444-fc23-aeb6-f44b-56dc5e2fb3ae");
+        portPairIdList.add(portPairId);
+
+        // create port pair
+        portPairGroup = portPairGroupBuilder.setId(portPairGroupId).setTenantId(tenantId).setName(name)
+                .setDescription(description).setPortPairs(portPairIdList).build();
+        sfcService.onPortPairGroupDeleted(portPairGroup);
+    }
+
+    /**
+     * Checks the operation of onFlowClassifierCreated() method.
+     */
+    @Test
+    public void testOnFlowClassifierCreated() {
+        final String name = "FlowClassifier";
+        final String description = "FlowClassifier";
+        final String ethType = "IPv4";
+        final String protocol = "udp";
+        final int minSrcPortRange = 1024;
+        final int maxSrcPortRange = 5000;
+        final int minDstPortRange = 1024;
+        final int maxDstPortRange = 5000;
+        final FlowClassifierId flowClassifierId = FlowClassifierId.of("71111111-fc23-aeb6-f44b-56dc5e2fb3ae");
+        final TenantId tenantId = TenantId.tenantId("8");
+        final IpPrefix srcIpPrefix = IpPrefix.valueOf("0.0.0.0/0");
+        final IpPrefix dstIpPrefix = IpPrefix.valueOf("100.100.100.100/0");
+        final VirtualPortId virtualSrcPort = VirtualPortId.portId("100");
+        final VirtualPortId virtualDstPort = VirtualPortId.portId("200");
+        DefaultFlowClassifier.Builder flowClassifierBuilder = new DefaultFlowClassifier.Builder();
+        FlowClassifier flowClassifier = null;
+        SfcService sfcService = new SfcManager();
+
+        // create flow classifier
+        flowClassifier = flowClassifierBuilder.setFlowClassifierId(flowClassifierId).setTenantId(tenantId)
+                .setName(name).setDescription(description).setEtherType(ethType).setProtocol(protocol)
+                .setMinSrcPortRange(minSrcPortRange).setMaxSrcPortRange(maxSrcPortRange)
+                .setMinDstPortRange(minDstPortRange).setMaxDstPortRange(maxDstPortRange).setSrcIpPrefix(srcIpPrefix)
+                .setDstIpPrefix(dstIpPrefix).setSrcPort(virtualSrcPort).setDstPort(virtualDstPort).build();
+        sfcService.onFlowClassifierCreated(flowClassifier);
+    }
+
+    /**
+     * Checks the operation of onFlowClassifierDeleted() method.
+     */
+    @Test
+    public void testOnFlowClassifierDeleted() {
+        final String name = "FlowClassifier";
+        final String description = "FlowClassifier";
+        final String ethType = "IPv4";
+        final String protocol = "udp";
+        final int minSrcPortRange = 1024;
+        final int maxSrcPortRange = 5000;
+        final int minDstPortRange = 1024;
+        final int maxDstPortRange = 5000;
+        final FlowClassifierId flowClassifierId = FlowClassifierId.of("71111111-fc23-aeb6-f44b-56dc5e2fb3ae");
+        final TenantId tenantId = TenantId.tenantId("8");
+        final IpPrefix srcIpPrefix = IpPrefix.valueOf("0.0.0.0/0");
+        final IpPrefix dstIpPrefix = IpPrefix.valueOf("100.100.100.100/0");
+        final VirtualPortId virtualSrcPort = VirtualPortId.portId("100");
+        final VirtualPortId virtualDstPort = VirtualPortId.portId("200");
+        DefaultFlowClassifier.Builder flowClassifierBuilder = new DefaultFlowClassifier.Builder();
+        FlowClassifier flowClassifier = null;
+        SfcService sfcService = new SfcManager();
+
+        // create flow classifier
+        flowClassifier = flowClassifierBuilder.setFlowClassifierId(flowClassifierId).setTenantId(tenantId)
+                .setName(name).setDescription(description).setEtherType(ethType).setProtocol(protocol)
+                .setMinSrcPortRange(minSrcPortRange).setMaxSrcPortRange(maxSrcPortRange)
+                .setMinDstPortRange(minDstPortRange).setMaxDstPortRange(maxDstPortRange).setSrcIpPrefix(srcIpPrefix)
+                .setDstIpPrefix(dstIpPrefix).setSrcPort(virtualSrcPort).setDstPort(virtualDstPort).build();
+        sfcService.onFlowClassifierDeleted(flowClassifier);
+    }
+
+    /**
+     * Checks the operation of onPortChainCreated() method.
+     */
+    @Test
+    public void testOnPortChainCreated() {
+        final PortChainId portChainId = PortChainId.of("78888888-fc23-aeb6-f44b-56dc5e2fb3ae");
+        final TenantId tenantId = TenantId.tenantId("1");
+        final String name = "PortChain";
+        final String description = "PortChain";
+        final List<PortPairGroupId> portPairGroupList = new LinkedList<PortPairGroupId>();
+        final List<FlowClassifierId> flowClassifierList = new LinkedList<FlowClassifierId>();
+        DefaultPortChain.Builder portChainBuilder = new DefaultPortChain.Builder();
+        DefaultFlowClassifier.Builder flowClassifierBuilder = new DefaultFlowClassifier.Builder();
+        PortChain portChain = null;
+        SfcService sfcService = new SfcManager();
+
+        // create list of Port Pair Groups.
+        PortPairGroupId portPairGroupId = PortPairGroupId.of("73333333-fc23-aeb6-f44b-56dc5e2fb3ae");
+        portPairGroupList.add(portPairGroupId);
+        portPairGroupId = PortPairGroupId.of("73333333-fc23-aeb6-f44b-56dc5e2fb3af");
+        portPairGroupList.add(portPairGroupId);
+
+        // create list of Flow classifiers.
+        FlowClassifierId flowClassifierId = FlowClassifierId.of("74444444-fc23-aeb6-f44b-56dc5e2fb3ae");
+        flowClassifierList.add(flowClassifierId);
+        flowClassifierId = FlowClassifierId.of("74444444-fc23-aeb6-f44b-56dc5e2fb3af");
+        flowClassifierList.add(flowClassifierId);
+
+        // create port chain
+        portChain = portChainBuilder.setId(portChainId).setTenantId(tenantId).setName(name).setDescription(description)
+                .setPortPairGroups(portPairGroupList).setFlowClassifiers(flowClassifierList).build();
+        sfcService.onPortChainCreated(portChain);
+    }
+
+    /**
+     * Checks the operation of onPortChainDeleted() method.
+     */
+    @Test
+    public void testOnPortChainDeleted() {
+        final PortChainId portChainId = PortChainId.of("78888888-fc23-aeb6-f44b-56dc5e2fb3ae");
+        final TenantId tenantId = TenantId.tenantId("1");
+        final String name = "PortChain";
+        final String description = "PortChain";
+        final List<PortPairGroupId> portPairGroupList = new LinkedList<PortPairGroupId>();
+        final List<FlowClassifierId> flowClassifierList = new LinkedList<FlowClassifierId>();
+        DefaultPortChain.Builder portChainBuilder = new DefaultPortChain.Builder();
+        DefaultFlowClassifier.Builder flowClassifierBuilder = new DefaultFlowClassifier.Builder();
+        PortChain portChain = null;
+        SfcService sfcService = new SfcManager();
+
+        // create list of Port Pair Groups.
+        PortPairGroupId portPairGroupId = PortPairGroupId.of("73333333-fc23-aeb6-f44b-56dc5e2fb3ae");
+        portPairGroupList.add(portPairGroupId);
+        portPairGroupId = PortPairGroupId.of("73333333-fc23-aeb6-f44b-56dc5e2fb3af");
+        portPairGroupList.add(portPairGroupId);
+
+        // create list of Flow classifiers.
+        FlowClassifierId flowClassifierId = FlowClassifierId.of("74444444-fc23-aeb6-f44b-56dc5e2fb3ae");
+        flowClassifierList.add(flowClassifierId);
+        flowClassifierId = FlowClassifierId.of("74444444-fc23-aeb6-f44b-56dc5e2fb3af");
+        flowClassifierList.add(flowClassifierId);
+
+        // create port chain
+        portChain = portChainBuilder.setId(portChainId).setTenantId(tenantId).setName(name).setDescription(description)
+                .setPortPairGroups(portPairGroupList).setFlowClassifiers(flowClassifierList).build();
+        sfcService.onPortChainDeleted(portChain);
+    }
+}
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowClassifierManagerTestImpl.java b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowClassifierManagerTestImpl.java
new file mode 100644
index 00000000..fe5babbd
--- /dev/null
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowClassifierManagerTestImpl.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.sfc.util;
+
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.onosproject.vtnrsc.FlowClassifierId;
+import org.onosproject.vtnrsc.FlowClassifier;
+import org.onosproject.vtnrsc.flowclassifier.FlowClassifierListener;
+import org.onosproject.vtnrsc.flowclassifier.FlowClassifierService;
+
+import com.google.common.collect.ImmutableList;
+
+/**
+ * Provides implementation of the Flow Classifier Service.
+ */
+public class FlowClassifierManagerTestImpl implements FlowClassifierService {
+
+    private final ConcurrentMap<FlowClassifierId, FlowClassifier> flowClassifierStore = new ConcurrentHashMap<>();
+
+    @Override
+    public boolean exists(FlowClassifierId id) {
+        return flowClassifierStore.containsKey(id);
+    }
+
+    @Override
+    public int getFlowClassifierCount() {
+        return flowClassifierStore.size();
+    }
+
+    @Override
+    public Iterable<FlowClassifier> getFlowClassifiers() {
+        return ImmutableList.copyOf(flowClassifierStore.values());
+    }
+
+    @Override
+    public FlowClassifier getFlowClassifier(FlowClassifierId id) {
+        return flowClassifierStore.get(id);
+    }
+
+    @Override
+    public boolean createFlowClassifier(FlowClassifier flowClassifier) {
+        FlowClassifierId id = flowClassifier.flowClassifierId();
+
+        flowClassifierStore.put(id, flowClassifier);
+        if (!flowClassifierStore.containsKey(id)) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean updateFlowClassifier(FlowClassifier flowClassifier) {
+
+        if (!flowClassifierStore.containsKey(flowClassifier.flowClassifierId())) {
+            return false;
+        }
+
+        flowClassifierStore.put(flowClassifier.flowClassifierId(), flowClassifier);
+
+        if (!flowClassifier.equals(flowClassifierStore.get(flowClassifier.flowClassifierId()))) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean removeFlowClassifier(FlowClassifierId id) {
+        return true;
+    }
+
+    @Override
+    public void addListener(FlowClassifierListener listener) {
+    }
+
+    @Override
+    public void removeListener(FlowClassifierListener listener) {
+    }
+}
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowObjectiveServiceTestImpl.java b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowObjectiveServiceTestImpl.java
new file mode 100644
index 00000000..9da9ee94
--- /dev/null
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/FlowObjectiveServiceTestImpl.java
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.sfc.util;
+
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.flowobjective.FlowObjectiveService;
+import org.onosproject.net.flowobjective.FilteringObjective;
+import org.onosproject.net.flowobjective.ForwardingObjective;
+import org.onosproject.net.flowobjective.NextObjective;
+
+/**
+ * Testing version of implementation on FlowObjectiveService.
+ */
+public class FlowObjectiveServiceTestImpl implements FlowObjectiveService {
+
+    @Override
+    public void filter(DeviceId deviceId, FilteringObjective filteringObjective) {
+
+    }
+
+    @Override
+    public void forward(DeviceId deviceId, ForwardingObjective forwardingObjective) {
+
+    }
+
+    @Override
+    public void next(DeviceId deviceId, NextObjective nextObjective) {
+
+    }
+
+    @Override
+    public int allocateNextId() {
+        return 0;
+    }
+
+    @Override
+    public void initPolicy(String policy) {
+
+    }
+}
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/PortChainManagerTestImpl.java b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/PortChainManagerTestImpl.java
new file mode 100644
index 00000000..4a3ba03d
--- /dev/null
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/PortChainManagerTestImpl.java
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.sfc.util;
+
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.Collections;
+
+import org.onosproject.vtnrsc.PortChain;
+import org.onosproject.vtnrsc.PortChainId;
+import org.onosproject.vtnrsc.portchain.PortChainService;
+import org.onosproject.vtnrsc.portchain.PortChainEvent;
+import org.onosproject.vtnrsc.portchain.PortChainListener;
+import org.onosproject.event.AbstractListenerManager;
+
+/**
+ * Provides implementation of the portChainService.
+ */
+public class PortChainManagerTestImpl
+            extends AbstractListenerManager<PortChainEvent, PortChainListener>
+            implements PortChainService {
+
+    private ConcurrentMap<PortChainId, PortChain> portChainStore = new ConcurrentHashMap<>();
+
+    @Override
+    public boolean exists(PortChainId portChainId) {
+        return portChainStore.containsKey(portChainId);
+    }
+
+    @Override
+    public int getPortChainCount() {
+        return portChainStore.size();
+    }
+
+    @Override
+    public Iterable<PortChain> getPortChains() {
+        return Collections.unmodifiableCollection(portChainStore.values());
+    }
+
+    @Override
+    public PortChain getPortChain(PortChainId portChainId) {
+        return portChainStore.get(portChainId);
+    }
+
+    @Override
+    public boolean createPortChain(PortChain portChain) {
+        portChainStore.put(portChain.portChainId(), portChain);
+        if (!portChainStore.containsKey(portChain.portChainId())) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean updatePortChain(PortChain portChain) {
+        if (!portChainStore.containsKey(portChain.portChainId())) {
+            return false;
+        }
+
+        portChainStore.put(portChain.portChainId(), portChain);
+
+        if (!portChain.equals(portChainStore.get(portChain.portChainId()))) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean removePortChain(PortChainId portChainId) {
+        return true;
+    }
+}
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/PortPairGroupManagerTestImpl.java b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/PortPairGroupManagerTestImpl.java
new file mode 100644
index 00000000..ba31cd60
--- /dev/null
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/PortPairGroupManagerTestImpl.java
@@ -0,0 +1,89 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.sfc.util;
+
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.Collections;
+
+import org.onosproject.vtnrsc.PortPairGroup;
+import org.onosproject.vtnrsc.PortPairGroupId;
+import org.onosproject.vtnrsc.portpairgroup.PortPairGroupListener;
+import org.onosproject.vtnrsc.portpairgroup.PortPairGroupService;
+
+/**
+ * Provides implementation of the portPairGroupService.
+ */
+public class PortPairGroupManagerTestImpl implements PortPairGroupService {
+
+    private ConcurrentMap<PortPairGroupId, PortPairGroup> portPairGroupStore = new ConcurrentHashMap<>();
+
+    @Override
+    public boolean exists(PortPairGroupId portPairGroupId) {
+        return portPairGroupStore.containsKey(portPairGroupId);
+    }
+
+    @Override
+    public int getPortPairGroupCount() {
+        return portPairGroupStore.size();
+    }
+
+    @Override
+    public Iterable<PortPairGroup> getPortPairGroups() {
+        return Collections.unmodifiableCollection(portPairGroupStore.values());
+    }
+
+    @Override
+    public PortPairGroup getPortPairGroup(PortPairGroupId portPairGroupId) {
+        return portPairGroupStore.get(portPairGroupId);
+    }
+
+    @Override
+    public boolean createPortPairGroup(PortPairGroup portPairGroup) {
+        portPairGroupStore.put(portPairGroup.portPairGroupId(), portPairGroup);
+        if (!portPairGroupStore.containsKey(portPairGroup.portPairGroupId())) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean updatePortPairGroup(PortPairGroup portPairGroup) {
+        if (!portPairGroupStore.containsKey(portPairGroup.portPairGroupId())) {
+            return false;
+        }
+
+        portPairGroupStore.put(portPairGroup.portPairGroupId(), portPairGroup);
+
+        if (!portPairGroup.equals(portPairGroupStore.get(portPairGroup.portPairGroupId()))) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean removePortPairGroup(PortPairGroupId portPairGroupId) {
+        return true;
+    }
+
+    @Override
+    public void addListener(PortPairGroupListener listener) {
+    }
+
+    @Override
+    public void removeListener(PortPairGroupListener listener) {
+    }
+}
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/PortPairManagerTestImpl.java b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/PortPairManagerTestImpl.java
new file mode 100644
index 00000000..aff58823
--- /dev/null
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/PortPairManagerTestImpl.java
@@ -0,0 +1,89 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.sfc.util;
+
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.Collections;
+
+import org.onosproject.vtnrsc.PortPair;
+import org.onosproject.vtnrsc.PortPairId;
+import org.onosproject.vtnrsc.portpair.PortPairListener;
+import org.onosproject.vtnrsc.portpair.PortPairService;
+
+/**
+ * Provides implementation of the portPairService.
+ */
+public class PortPairManagerTestImpl implements PortPairService {
+
+    private ConcurrentMap<PortPairId, PortPair> portPairStore = new ConcurrentHashMap<>();
+
+    @Override
+    public boolean exists(PortPairId portPairId) {
+        return portPairStore.containsKey(portPairId);
+    }
+
+    @Override
+    public int getPortPairCount() {
+        return portPairStore.size();
+    }
+
+    @Override
+    public Iterable<PortPair> getPortPairs() {
+        return Collections.unmodifiableCollection(portPairStore.values());
+    }
+
+    @Override
+    public PortPair getPortPair(PortPairId portPairId) {
+        return portPairStore.get(portPairId);
+    }
+
+    @Override
+    public boolean createPortPair(PortPair portPair) {
+        portPairStore.put(portPair.portPairId(), portPair);
+        if (!portPairStore.containsKey(portPair.portPairId())) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean updatePortPair(PortPair portPair) {
+        if (!portPairStore.containsKey(portPair.portPairId())) {
+            return false;
+        }
+
+        portPairStore.put(portPair.portPairId(), portPair);
+
+        if (!portPair.equals(portPairStore.get(portPair.portPairId()))) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public boolean removePortPair(PortPairId portPairId) {
+        return true;
+    }
+
+    @Override
+    public void addListener(PortPairListener listener) {
+    }
+
+    @Override
+    public void removeListener(PortPairListener listener) {
+    }
+}
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VirtualPortManagerTestImpl.java b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VirtualPortManagerTestImpl.java
new file mode 100644
index 00000000..de056a78
--- /dev/null
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VirtualPortManagerTestImpl.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.sfc.util;
+
+import java.util.Collection;
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.onlab.packet.IpAddress;
+import org.onosproject.net.DeviceId;
+import org.onosproject.vtnrsc.FixedIp;
+import org.onosproject.vtnrsc.TenantId;
+import org.onosproject.vtnrsc.VirtualPort;
+import org.onosproject.vtnrsc.VirtualPortId;
+import org.onosproject.vtnrsc.TenantNetworkId;
+import org.onosproject.vtnrsc.virtualport.VirtualPortService;
+
+/**
+ * Provides implementation of the VirtualPort APIs.
+ */
+public class VirtualPortManagerTestImpl implements VirtualPortService {
+
+    protected ConcurrentMap<VirtualPortId, VirtualPort> vPortStore = new ConcurrentHashMap<>();
+
+    @Override
+    public boolean exists(VirtualPortId vPortId) {
+        return vPortStore.containsKey(vPortId);
+    }
+
+    @Override
+    public VirtualPort getPort(VirtualPortId vPortId) {
+        return vPortStore.get(vPortId);
+    }
+
+    @Override
+    public VirtualPort getPort(FixedIp fixedIP) {
+        return null;
+    }
+
+    @Override
+    public Collection<VirtualPort> getPorts() {
+        return null;
+    }
+
+    @Override
+    public Collection<VirtualPort> getPorts(TenantNetworkId networkId) {
+        return null;
+    }
+
+    @Override
+    public Collection<VirtualPort> getPorts(TenantId tenantId) {
+        return null;
+    }
+
+    @Override
+    public Collection<VirtualPort> getPorts(DeviceId deviceId) {
+        return null;
+    }
+
+    @Override
+    public VirtualPort getPort(TenantNetworkId networkId, IpAddress ipAddress) {
+        return null;
+    }
+
+    @Override
+    public boolean createPorts(Iterable<VirtualPort> vPorts) {
+        for (VirtualPort vPort : vPorts) {
+            vPortStore.put(vPort.portId(), vPort);
+            if (!vPortStore.containsKey(vPort.portId())) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    @Override
+    public boolean updatePorts(Iterable<VirtualPort> vPorts) {
+        return true;
+    }
+
+    @Override
+    public boolean removePorts(Iterable<VirtualPortId> vPortIds) {
+        return true;
+    }
+}
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VtnRscManagerTestImpl.java b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VtnRscManagerTestImpl.java
new file mode 100644
index 00000000..4188cee6
--- /dev/null
+++ b/framework/src/onos/apps/vtn/sfcmgr/src/test/java/org/onosproject/sfc/util/VtnRscManagerTestImpl.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.sfc.util;
+
+import java.util.Iterator;
+
+import org.onlab.packet.MacAddress;
+import org.onosproject.net.Device;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.HostId;
+import org.onosproject.vtnrsc.SegmentationId;
+import org.onosproject.vtnrsc.TenantId;
+import org.onosproject.vtnrsc.VirtualPortId;
+import org.onosproject.vtnrsc.event.VtnRscListener;
+import org.onosproject.vtnrsc.service.VtnRscService;
+
+/**
+ * Provides implementation of the VtnRsc service.
+ */
+public class VtnRscManagerTestImpl implements VtnRscService {
+    @Override
+    public void addListener(VtnRscListener listener) {
+    }
+
+    @Override
+    public void removeListener(VtnRscListener listener) {
+    }
+
+    @Override
+    public SegmentationId getL3vni(TenantId tenantId) {
+        return null;
+    }
+
+    @Override
+    public Iterator<Device> getClassifierOfTenant(TenantId tenantId) {
+        return null;
+    }
+
+    @Override
+    public Iterator<Device> getSFFOfTenant(TenantId tenantId) {
+        return null;
+    }
+
+    @Override
+    public MacAddress getGatewayMac(HostId hostId) {
+        return null;
+    }
+
+    @Override
+    public boolean isServiceFunction(VirtualPortId portId) {
+        // TODO Auto-generated method stub
+        return false;
+    }
+
+    @Override
+    public DeviceId getSFToSFFMaping(VirtualPortId portId) {
+        return DeviceId.deviceId("www.google.com");
+    }
+}
diff --git a/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/VTNService.java b/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/VTNService.java
index a104e529..d7ee3607 100644
--- a/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/VTNService.java
+++ b/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/VTNService.java
@@ -17,6 +17,7 @@ package org.onosproject.vtn.manager;
 
 import org.onosproject.net.Device;
 import org.onosproject.net.Host;
+import org.onosproject.vtnrsc.event.VtnRscEventFeedback;
 
 /**
  * VTN application that applies configuration and flows to the device.
@@ -67,4 +68,32 @@ public interface VTNService {
      */
     void onHostVanished(Host host);
 
+    /**
+     * Applies east west flows when neutron created router interface.
+     *
+     * @param l3Feedback VtnrscEventFeedback
+     */
+    void onRouterInterfaceDetected(VtnRscEventFeedback l3Feedback);
+
+    /**
+     * Remove east west flows when neutron removed router interface.
+     *
+     * @param l3Feedback VtnrscEventFeedback
+     */
+    void onRouterInterfaceVanished(VtnRscEventFeedback l3Feedback);
+
+    /**
+     * Applies north south flows when neutron bind floating ip.
+     *
+     * @param l3Feedback VtnrscEventFeedback
+     */
+    void onFloatingIpDetected(VtnRscEventFeedback l3Feedback);
+
+    /**
+     * Applies north south flows when neutron unbind floating ip.
+     *
+     * @param l3Feedback VtnrscEventFeedback
+     */
+    void onFloatingIpVanished(VtnRscEventFeedback l3Feedback);
+
 }
diff --git a/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/impl/VTNManager.java b/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/impl/VTNManager.java
index be6b9364..6429314e 100644
--- a/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/impl/VTNManager.java
+++ b/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/impl/VTNManager.java
@@ -18,6 +18,7 @@ package org.onosproject.vtn.manager.impl;
 import static org.onosproject.net.flow.instructions.ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_TUNNEL_DST;
 import static org.slf4j.LoggerFactory.getLogger;
 
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashMap;
 import java.util.HashSet;
@@ -25,6 +26,7 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+import java.util.stream.Collectors;
 
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
@@ -39,9 +41,11 @@ import org.onlab.util.KryoNamespace;
 import org.onosproject.core.ApplicationId;
 import org.onosproject.core.CoreService;
 import org.onosproject.mastership.MastershipService;
+import org.onosproject.net.AnnotationKeys;
 import org.onosproject.net.Device;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.Host;
+import org.onosproject.net.HostId;
 import org.onosproject.net.Port;
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.behaviour.BridgeConfig;
@@ -74,8 +78,12 @@ import org.onosproject.store.service.EventuallyConsistentMap;
 import org.onosproject.store.service.LogicalClockService;
 import org.onosproject.store.service.StorageService;
 import org.onosproject.vtn.manager.VTNService;
+import org.onosproject.vtn.table.ArpService;
 import org.onosproject.vtn.table.ClassifierService;
+import org.onosproject.vtn.table.DnatService;
 import org.onosproject.vtn.table.L2ForwardService;
+import org.onosproject.vtn.table.L3ForwardService;
+import org.onosproject.vtn.table.SnatService;
 import org.onosproject.vtn.table.impl.ClassifierServiceImpl;
 import org.onosproject.vtn.table.impl.L2ForwardServiceImpl;
 import org.onosproject.vtn.util.DataPathIdGenerator;
@@ -85,6 +93,11 @@ import org.onosproject.vtnrsc.AllowedAddressPair;
 import org.onosproject.vtnrsc.BindingHostId;
 import org.onosproject.vtnrsc.DefaultVirtualPort;
 import org.onosproject.vtnrsc.FixedIp;
+import org.onosproject.vtnrsc.FloatingIp;
+import org.onosproject.vtnrsc.Router;
+import org.onosproject.vtnrsc.RouterGateway;
+import org.onosproject.vtnrsc.RouterId;
+import org.onosproject.vtnrsc.RouterInterface;
 import org.onosproject.vtnrsc.SecurityGroup;
 import org.onosproject.vtnrsc.SegmentationId;
 import org.onosproject.vtnrsc.SubnetId;
@@ -93,6 +106,14 @@ import org.onosproject.vtnrsc.TenantNetwork;
 import org.onosproject.vtnrsc.TenantNetworkId;
 import org.onosproject.vtnrsc.VirtualPort;
 import org.onosproject.vtnrsc.VirtualPortId;
+import org.onosproject.vtnrsc.event.VtnRscEvent;
+import org.onosproject.vtnrsc.event.VtnRscEventFeedback;
+import org.onosproject.vtnrsc.event.VtnRscListener;
+import org.onosproject.vtnrsc.floatingip.FloatingIpService;
+import org.onosproject.vtnrsc.router.RouterService;
+import org.onosproject.vtnrsc.routerinterface.RouterInterfaceService;
+import org.onosproject.vtnrsc.service.VtnRscService;
+import org.onosproject.vtnrsc.subnet.SubnetService;
 import org.onosproject.vtnrsc.tenantnetwork.TenantNetworkService;
 import org.onosproject.vtnrsc.virtualport.VirtualPortService;
 import org.slf4j.Logger;
@@ -142,12 +163,32 @@ public class VTNManager implements VTNService {
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected GroupService groupService;
 
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected SubnetService subnetService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected VtnRscService vtnRscService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected FloatingIpService floatingIpService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected RouterService routerService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected RouterInterfaceService routerInterfaceService;
+
     private ApplicationId appId;
     private ClassifierService classifierService;
     private L2ForwardService l2ForwardService;
+    private ArpService arpService;
+    private L3ForwardService l3ForwardService;
+    private SnatService snatService;
+    private DnatService dnatService;
 
     private final HostListener hostListener = new InnerHostListener();
     private final DeviceListener deviceListener = new InnerDeviceListener();
+    private final VtnRscListener l3EventListener = new VtnL3EventListener();
 
     private static final String IFACEID = "ifaceid";
     private static final String CONTROLLER_IP_KEY = "ipaddress";
@@ -156,11 +197,19 @@ public class VTNManager implements VTNService {
     private static final String VIRTUALPORT = "vtn-virtual-port";
     private static final String SWITCHES_OF_CONTROLLER = "switchesOfController";
     private static final String SWITCH_OF_LOCAL_HOST_PORTS = "switchOfLocalHostPorts";
+    private static final String ROUTERINF_FLAG_OF_TENANT = "routerInfFlagOfTenant";
+    private static final String HOSTS_OF_SUBNET = "hostsOfSubnet";
+    private static final String EX_PORT_OF_DEVICE = "exPortOfDevice";
     private static final String DEFAULT_IP = "0.0.0.0";
+    private static final String PORT_MAC = "portMac";
+    private static final int SUBNET_NUM = 2;
 
     private EventuallyConsistentMap<VirtualPortId, VirtualPort> vPortStore;
     private EventuallyConsistentMap<IpAddress, Boolean> switchesOfController;
     private EventuallyConsistentMap<DeviceId, NetworkOfLocalHostPorts> switchOfLocalHostPorts;
+    private EventuallyConsistentMap<SubnetId, Map<HostId, Host>> hostsOfSubnet;
+    private EventuallyConsistentMap<TenantId, Boolean> routerInfFlagOfTenant;
+    private EventuallyConsistentMap<DeviceId, Port> exPortOfDevice;
 
     @Activate
     public void activate() {
@@ -206,6 +255,24 @@ public class VTNManager implements VTNService {
                 .withTimestampProvider((k, v) -> clockService.getTimestamp())
                 .build();
 
+        hostsOfSubnet = storageService
+                .<SubnetId, Map<HostId, Host>>eventuallyConsistentMapBuilder()
+                .withName(HOSTS_OF_SUBNET).withSerializer(serializer)
+                .withTimestampProvider((k, v) -> clockService.getTimestamp())
+                .build();
+
+        routerInfFlagOfTenant = storageService
+                .<TenantId, Boolean>eventuallyConsistentMapBuilder()
+                .withName(ROUTERINF_FLAG_OF_TENANT).withSerializer(serializer)
+                .withTimestampProvider((k, v) -> clockService.getTimestamp())
+                .build();
+
+        exPortOfDevice = storageService
+                .<DeviceId, Port>eventuallyConsistentMapBuilder()
+                .withName(EX_PORT_OF_DEVICE).withSerializer(serializer)
+                .withTimestampProvider((k, v) -> clockService.getTimestamp())
+                .build();
+
         log.info("Started");
     }
 
@@ -213,6 +280,7 @@ public class VTNManager implements VTNService {
     public void deactivate() {
         deviceService.removeListener(deviceListener);
         hostService.removeListener(hostListener);
+        vtnRscService.removeListener(l3EventListener);
         log.info("Stopped");
     }
 
@@ -278,14 +346,36 @@ public class VTNManager implements VTNService {
 
     @Override
     public void onHostDetected(Host host) {
+        DeviceId deviceId = host.location().deviceId();
+        if (!mastershipService.isLocalMaster(deviceId)) {
+            return;
+        }
+        String ifaceId = host.annotations().value(IFACEID);
+        if (ifaceId == null) {
+            log.error("The ifaceId of Host is null");
+            return;
+        }
         // apply L2 openflow rules
         applyHostMonitoredL2Rules(host, Objective.Operation.ADD);
+        // apply L3 openflow rules
+        applyHostMonitoredL3Rules(host, Objective.Operation.ADD);
     }
 
     @Override
     public void onHostVanished(Host host) {
+        DeviceId deviceId = host.location().deviceId();
+        if (!mastershipService.isLocalMaster(deviceId)) {
+            return;
+        }
+        String ifaceId = host.annotations().value(IFACEID);
+        if (ifaceId == null) {
+            log.error("The ifaceId of Host is null");
+            return;
+        }
         // apply L2 openflow rules
         applyHostMonitoredL2Rules(host, Objective.Operation.REMOVE);
+        // apply L3 openflow rules
+        applyHostMonitoredL3Rules(host, Objective.Operation.REMOVE);
     }
 
     private void programTunnelConfig(DeviceId localDeviceId, IpAddress localIp,
@@ -376,7 +466,7 @@ public class VTNManager implements VTNService {
         VirtualPortId virtualPortId = VirtualPortId.portId(ifaceId);
         VirtualPort virtualPort = virtualPortService.getPort(virtualPortId);
         if (virtualPort == null) {
-            virtualPort = vPortStore.get(virtualPortId);
+            virtualPort = VtnData.getPort(vPortStore, virtualPortId);
         }
 
         Iterable<Device> devices = deviceService.getAvailableDevices();
@@ -582,4 +672,388 @@ public class VTNManager implements VTNService {
                                                                         appid);
         groupService.addGroup(groupDescription);
     }
+
+    private class VtnL3EventListener implements VtnRscListener {
+        @Override
+        public void event(VtnRscEvent event) {
+            VtnRscEventFeedback l3Feedback = event.subject();
+            if (VtnRscEvent.Type.ROUTER_INTERFACE_PUT == event.type()) {
+                onRouterInterfaceDetected(l3Feedback);
+            } else
+                if (VtnRscEvent.Type.ROUTER_INTERFACE_DELETE == event.type()) {
+                onRouterInterfaceVanished(l3Feedback);
+            } else if (VtnRscEvent.Type.FLOATINGIP_PUT == event.type()) {
+                onFloatingIpDetected(l3Feedback);
+            } else if (VtnRscEvent.Type.FLOATINGIP_DELETE == event.type()) {
+                onFloatingIpVanished(l3Feedback);
+            }
+        }
+
+    }
+
+    @Override
+    public void onRouterInterfaceDetected(VtnRscEventFeedback l3Feedback) {
+        Objective.Operation operation = Objective.Operation.ADD;
+        RouterInterface routerInf = l3Feedback.routerInterface();
+        Iterable<RouterInterface> interfaces = routerInterfaceService
+                .getRouterInterfaces();
+        Set<RouterInterface> interfacesSet = Sets.newHashSet(interfaces)
+                .stream().filter(r -> r.tenantId().equals(routerInf.tenantId()))
+                .collect(Collectors.toSet());
+        if (routerInfFlagOfTenant.get(routerInf.tenantId()) != null) {
+            programRouterInterface(routerInf, operation);
+        } else {
+            if (interfacesSet.size() >= SUBNET_NUM) {
+                programInterfacesSet(interfacesSet, operation);
+            }
+        }
+    }
+
+    @Override
+    public void onRouterInterfaceVanished(VtnRscEventFeedback l3Feedback) {
+        Objective.Operation operation = Objective.Operation.REMOVE;
+        RouterInterface routerInf = l3Feedback.routerInterface();
+        Iterable<RouterInterface> interfaces = routerInterfaceService
+                .getRouterInterfaces();
+        Set<RouterInterface> interfacesSet = Sets.newHashSet(interfaces)
+                .stream().filter(r -> r.tenantId().equals(routerInf.tenantId()))
+                .collect(Collectors.toSet());
+        if (routerInfFlagOfTenant.get(routerInf.tenantId()) != null) {
+            programRouterInterface(routerInf, operation);
+            if (interfacesSet.size() == 1) {
+                routerInfFlagOfTenant.remove(routerInf.tenantId());
+                interfacesSet.stream().forEach(r -> {
+                    programRouterInterface(r, operation);
+                });
+            }
+        }
+    }
+
+    @Override
+    public void onFloatingIpDetected(VtnRscEventFeedback l3Feedback) {
+        programFloatingIpEvent(l3Feedback, VtnRscEvent.Type.FLOATINGIP_PUT);
+    }
+
+    @Override
+    public void onFloatingIpVanished(VtnRscEventFeedback l3Feedback) {
+        programFloatingIpEvent(l3Feedback, VtnRscEvent.Type.FLOATINGIP_DELETE);
+    }
+
+    private void programInterfacesSet(Set<RouterInterface> interfacesSet,
+                                      Objective.Operation operation) {
+        int subnetVmNum = 0;
+        for (RouterInterface r : interfacesSet) {
+            // Get all the host of the subnet
+            Map<HostId, Host> hosts = hostsOfSubnet.get(r.subnetId());
+            if (hosts.size() > 0) {
+                subnetVmNum++;
+                if (subnetVmNum >= SUBNET_NUM) {
+                    routerInfFlagOfTenant.put(r.tenantId(), true);
+                    interfacesSet.stream().forEach(f -> {
+                        programRouterInterface(f, operation);
+                    });
+                    break;
+                }
+            }
+        }
+    }
+
+    private void programRouterInterface(RouterInterface routerInf,
+                                        Objective.Operation operation) {
+        SegmentationId l3vni = vtnRscService.getL3vni(routerInf.tenantId());
+        // Get all the host of the subnet
+        Map<HostId, Host> hosts = hostsOfSubnet.get(routerInf.subnetId());
+        hosts.values().stream().forEach(h -> {
+            applyEastWestL3Flows(h, l3vni, operation);
+        });
+    }
+
+    private void applyEastWestL3Flows(Host h, SegmentationId l3vni,
+                                      Objective.Operation operation) {
+        if (!mastershipService.isLocalMaster(h.location().deviceId())) {
+            log.debug("not master device:{}", h.location().deviceId());
+            return;
+        }
+        String ifaceId = h.annotations().value(IFACEID);
+        VirtualPort hPort = virtualPortService
+                .getPort(VirtualPortId.portId(ifaceId));
+        if (hPort == null) {
+            hPort = VtnData.getPort(vPortStore, VirtualPortId.portId(ifaceId));
+        }
+        IpAddress srcIp = null;
+        IpAddress srcGwIp = null;
+        MacAddress srcVmGwMac = null;
+        SubnetId srcSubnetId = null;
+        Iterator<FixedIp> srcIps = hPort.fixedIps().iterator();
+        if (srcIps.hasNext()) {
+            FixedIp fixedIp = srcIps.next();
+            srcIp = fixedIp.ip();
+            srcSubnetId = fixedIp.subnetId();
+            srcGwIp = subnetService.getSubnet(srcSubnetId).gatewayIp();
+            FixedIp fixedGwIp = FixedIp.fixedIp(srcSubnetId, srcGwIp);
+            VirtualPort gwPort = virtualPortService.getPort(fixedGwIp);
+            if (gwPort == null) {
+                gwPort = VtnData.getPort(vPortStore, fixedGwIp);
+            }
+            srcVmGwMac = gwPort.macAddress();
+        }
+        TenantNetwork network = tenantNetworkService
+                .getNetwork(hPort.networkId());
+        // Classifier rules
+        classifierService
+                .programL3InPortClassifierRules(h.location().deviceId(),
+                                                h.location().port(), h.mac(),
+                                                srcVmGwMac, l3vni, operation);
+        // Arp rules
+        if (operation == Objective.Operation.ADD) {
+            classifierService.programArpClassifierRules(h.location().deviceId(),
+                                                        srcGwIp,
+                                                        network.segmentationId(),
+                                                        operation);
+            DriverHandler handler = driverService.createHandler(h.location().deviceId());
+            arpService.programArpRules(handler, h.location().deviceId(), srcGwIp,
+                                       network.segmentationId(), srcVmGwMac,
+                                       operation);
+        }
+        Iterable<Device> devices = deviceService.getAvailableDevices();
+        IpAddress srcArpIp = srcIp;
+        MacAddress srcArpGwMac = srcVmGwMac;
+        Sets.newHashSet(devices).stream()
+                .filter(d -> Device.Type.SWITCH == d.type()).forEach(d -> {
+                    // L3FWD rules
+                    l3ForwardService.programRouteRules(d.id(), l3vni, srcArpIp,
+                                                       network.segmentationId(),
+                                                       srcArpGwMac, h.mac(),
+                                                       operation);
+                });
+    }
+
+    private void programFloatingIpEvent(VtnRscEventFeedback l3Feedback,
+                                       VtnRscEvent.Type type) {
+        FloatingIp floaingIp = l3Feedback.floatingIp();
+        if (floaingIp != null) {
+            VirtualPortId vmPortId = floaingIp.portId();
+            VirtualPort vmPort = virtualPortService.getPort(vmPortId);
+            VirtualPort fipPort = virtualPortService
+                    .getPort(floaingIp.networkId(), floaingIp.floatingIp());
+            if (vmPort == null) {
+                vmPort = VtnData.getPort(vPortStore, vmPortId);
+            }
+            if (fipPort == null) {
+                fipPort = VtnData.getPort(vPortStore, floaingIp.networkId(),
+                                          floaingIp.floatingIp());
+            }
+            Set<Host> hostSet = hostService.getHostsByMac(vmPort.macAddress());
+            Host host = null;
+            for (Host h : hostSet) {
+                String ifaceid = h.annotations().value(IFACEID);
+                if (ifaceid != null && ifaceid.equals(vmPortId.portId())) {
+                    host = h;
+                    break;
+                }
+            }
+            if (host != null && vmPort != null && fipPort != null) {
+                DeviceId deviceId = host.location().deviceId();
+                Port exPort = exPortOfDevice.get(deviceId);
+                SegmentationId l3vni = vtnRscService
+                        .getL3vni(vmPort.tenantId());
+                // Floating ip BIND
+                if (type == VtnRscEvent.Type.FLOATINGIP_PUT) {
+                    applyNorthSouthL3Flows(deviceId, host, vmPort, fipPort,
+                                           floaingIp, l3vni, exPort,
+                                           Objective.Operation.ADD);
+                } else if (type == VtnRscEvent.Type.FLOATINGIP_DELETE) {
+                    // Floating ip UNBIND
+                    applyNorthSouthL3Flows(deviceId, host, vmPort, fipPort,
+                                           floaingIp, l3vni, exPort,
+                                           Objective.Operation.REMOVE);
+                }
+            }
+        }
+    }
+
+    private void applyNorthSouthL3Flows(DeviceId deviceId, Host host,
+                                        VirtualPort vmPort, VirtualPort fipPort,
+                                        FloatingIp floatingIp,
+                                        SegmentationId l3Vni, Port exPort,
+                                        Objective.Operation operation) {
+        if (!mastershipService.isLocalMaster(deviceId)) {
+            log.debug("not master device:{}", deviceId);
+            return;
+        }
+        List gwIpMac = getGwIpAndMac(vmPort);
+        IpAddress dstVmGwIp = (IpAddress) gwIpMac.get(0);
+        MacAddress dstVmGwMac = (MacAddress) gwIpMac.get(1);
+        FixedIp fixedGwIp = getGwFixedIp(floatingIp);
+        MacAddress fGwMac = null;
+        if (fixedGwIp != null) {
+            VirtualPort gwPort = virtualPortService.getPort(fixedGwIp);
+            if (gwPort == null) {
+                gwPort = VtnData.getPort(vPortStore, fixedGwIp);
+            }
+            fGwMac = gwPort.macAddress();
+        }
+        TenantNetwork vmNetwork = tenantNetworkService
+                .getNetwork(vmPort.networkId());
+        TenantNetwork fipNetwork = tenantNetworkService
+                .getNetwork(fipPort.networkId());
+        // L3 downlink traffic flow
+        MacAddress exPortMac = MacAddress.valueOf(exPort.annotations().value(PORT_MAC));
+        classifierService.programArpClassifierRules(deviceId, floatingIp.floatingIp(),
+                                                    fipNetwork.segmentationId(),
+                                                    operation);
+        classifierService.programL3ExPortClassifierRules(deviceId, exPort.number(),
+                                                         floatingIp.floatingIp(), operation);
+        DriverHandler handler = driverService.createHandler(deviceId);
+        arpService.programArpRules(handler, deviceId, floatingIp.floatingIp(),
+                                         fipNetwork.segmentationId(), exPortMac,
+                                         operation);
+        dnatService.programRules(deviceId, floatingIp.floatingIp(),
+                                     fGwMac, floatingIp.fixedIp(),
+                                     l3Vni, operation);
+        l3ForwardService
+                .programRouteRules(deviceId, l3Vni, floatingIp.fixedIp(),
+                                   vmNetwork.segmentationId(), dstVmGwMac,
+                                   vmPort.macAddress(), operation);
+
+        // L3 uplink traffic flow
+        classifierService.programL3InPortClassifierRules(deviceId,
+                                                         host.location().port(),
+                                                         host.mac(), dstVmGwMac,
+                                                         l3Vni, operation);
+        snatService.programRules(deviceId, l3Vni, floatingIp.fixedIp(),
+                                     fGwMac, exPortMac,
+                                     floatingIp.floatingIp(),
+                                     fipNetwork.segmentationId(), operation);
+        if (operation == Objective.Operation.ADD) {
+            classifierService.programArpClassifierRules(deviceId, dstVmGwIp,
+                                                        vmNetwork.segmentationId(),
+                                                        operation);
+            arpService.programArpRules(handler, deviceId, dstVmGwIp,
+                                       vmNetwork.segmentationId(), dstVmGwMac,
+                                       operation);
+            l2ForwardService.programLocalOut(deviceId,
+                                             fipNetwork.segmentationId(),
+                                             exPort.number(), fGwMac, operation);
+        }
+    }
+
+    private Port getExPort(DeviceId deviceId) {
+        List<Port> ports = deviceService.getPorts(deviceId);
+        Port exPort = null;
+        for (Port port : ports) {
+            String portName = port.annotations().value(AnnotationKeys.PORT_NAME);
+            if (portName != null && portName.equals(EX_PORT_NAME)) {
+                exPort = port;
+                break;
+            }
+        }
+        return exPort;
+    }
+
+    private List getGwIpAndMac(VirtualPort port) {
+        List list = new ArrayList();
+        MacAddress gwMac = null;
+        SubnetId subnetId = null;
+        IpAddress gwIp = null;
+        Iterator<FixedIp> fixips = port.fixedIps().iterator();
+        if (fixips.hasNext()) {
+            FixedIp fixip = fixips.next();
+            subnetId = fixip.subnetId();
+            gwIp = subnetService.getSubnet(subnetId).gatewayIp();
+            FixedIp fixedGwIp = FixedIp.fixedIp(fixip.subnetId(), gwIp);
+            VirtualPort gwPort = virtualPortService.getPort(fixedGwIp);
+            if (gwPort == null) {
+                gwPort = VtnData.getPort(vPortStore, fixedGwIp);
+            }
+            gwMac = gwPort.macAddress();
+        }
+        list.add(gwIp);
+        list.add(gwMac);
+        return list;
+    }
+
+    private FixedIp getGwFixedIp(FloatingIp floatingIp) {
+        RouterId routerId = floatingIp.routerId();
+        Router router = routerService.getRouter(routerId);
+        RouterGateway routerGateway = router.externalGatewayInfo();
+        Iterable<FixedIp> externalFixedIps = routerGateway.externalFixedIps();
+        FixedIp fixedGwIp = null;
+        if (externalFixedIps != null) {
+            Iterator<FixedIp> exFixedIps = externalFixedIps.iterator();
+            if (exFixedIps.hasNext()) {
+                fixedGwIp = exFixedIps.next();
+            }
+        }
+        return fixedGwIp;
+    }
+
+    private void applyHostMonitoredL3Rules(Host host,
+                                           Objective.Operation operation) {
+        String ifaceId = host.annotations().value(IFACEID);
+        DeviceId deviceId = host.location().deviceId();
+        VirtualPortId portId = VirtualPortId.portId(ifaceId);
+        VirtualPort port = virtualPortService.getPort(portId);
+        if (port == null) {
+            port = VtnData.getPort(vPortStore, portId);
+        }
+        TenantId tenantId = port.tenantId();
+        Port exPort = exPortOfDevice.get(deviceId);
+        SegmentationId l3vni = vtnRscService.getL3vni(tenantId);
+        Iterator<FixedIp> fixips = port.fixedIps().iterator();
+        SubnetId sid = null;
+        IpAddress hostIp = null;
+        if (fixips.hasNext()) {
+            FixedIp fixip = fixips.next();
+            sid = fixip.subnetId();
+            hostIp = fixip.ip();
+        }
+        final SubnetId subnetId = sid;
+        // L3 internal network access to each other
+        Iterable<RouterInterface> interfaces = routerInterfaceService
+                .getRouterInterfaces();
+        Set<RouterInterface> interfacesSet = Sets.newHashSet(interfaces)
+                .stream().filter(r -> r.tenantId().equals(tenantId))
+                .collect(Collectors.toSet());
+        long count = interfacesSet.stream()
+                .filter(r -> !r.subnetId().equals(subnetId)).count();
+        if (count > 0) {
+            if (operation == Objective.Operation.ADD) {
+                if (routerInfFlagOfTenant.get(tenantId) != null) {
+                    applyEastWestL3Flows(host, l3vni, operation);
+                } else {
+                    if (interfacesSet.size() > 1) {
+                        programInterfacesSet(interfacesSet, operation);
+                    }
+                }
+            } else if (operation == Objective.Operation.REMOVE) {
+                if (routerInfFlagOfTenant.get(tenantId) != null) {
+                    applyEastWestL3Flows(host, l3vni, operation);
+                }
+            }
+        }
+        // L3 external and internal network access to each other
+        FloatingIp floatingIp = null;
+        Iterable<FloatingIp> floatingIps = floatingIpService.getFloatingIps();
+        Set<FloatingIp> floatingIpSet = Sets.newHashSet(floatingIps).stream()
+                .filter(f -> f.tenantId().equals(tenantId))
+                .collect(Collectors.toSet());
+        for (FloatingIp f : floatingIpSet) {
+            IpAddress fixedIp = f.fixedIp();
+            if (fixedIp.equals(hostIp)) {
+                floatingIp = f;
+                break;
+            }
+        }
+        if (floatingIp != null) {
+            VirtualPort fipPort = virtualPortService
+                    .getPort(floatingIp.networkId(), floatingIp.floatingIp());
+            if (fipPort == null) {
+                fipPort = VtnData.getPort(vPortStore, floatingIp.networkId(),
+                                          floatingIp.floatingIp());
+            }
+            applyNorthSouthL3Flows(deviceId, host, port, fipPort, floatingIp,
+                                   l3vni, exPort, operation);
+        }
+    }
 }
diff --git a/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/ArpService.java b/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/ArpService.java
index b548938b..ebb9ac3b 100644
--- a/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/ArpService.java
+++ b/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/ArpService.java
@@ -17,10 +17,13 @@ package org.onosproject.vtn.table;
 
 import org.onlab.packet.IpAddress;
 import org.onlab.packet.MacAddress;
+
 import org.onosproject.net.DeviceId;
+import org.onosproject.net.driver.DriverHandler;
 import org.onosproject.net.flowobjective.Objective;
 import org.onosproject.vtnrsc.SegmentationId;
 
+
 /**
  * ArpService interface providing the rules in ARP table which is Table(10).
  */
@@ -32,13 +35,14 @@ public interface ArpService {
      * Action: set arp_operation, move arp_eth_src to arp_eth_dst, set arp_eth_src,
      * move arp_ip_src to arp_ip_dst, set arp_ip_src, set output port.
      *
+     * @param hander DriverHandler
      * @param deviceId Device Id
      * @param dstIP destination ip
      * @param matchVni the vni of the source network (l2vni)
      * @param dstMac destination mac
      * @param type the operation type of the flow rules
      */
-    void programArpRules(DeviceId deviceId, IpAddress dstIP,
+    void programArpRules(DriverHandler hander, DeviceId deviceId, IpAddress dstIP,
                                 SegmentationId matchVni, MacAddress dstMac,
                                 Objective.Operation type);
 }
diff --git a/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/ArpServiceImpl.java b/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/ArpServiceImpl.java
new file mode 100644
index 00000000..574d15a7
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/ArpServiceImpl.java
@@ -0,0 +1,113 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtn.table.impl;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.slf4j.LoggerFactory.getLogger;
+
+import org.onlab.osgi.DefaultServiceDirectory;
+import org.onlab.osgi.ServiceDirectory;
+import org.onlab.packet.EthType.EtherType;
+import org.onlab.packet.Ip4Address;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.MacAddress;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.behaviour.ExtensionTreatmentResolver;
+import org.onosproject.net.driver.DriverHandler;
+import org.onosproject.net.flow.DefaultTrafficSelector;
+import org.onosproject.net.flow.DefaultTrafficTreatment;
+import org.onosproject.net.flow.TrafficSelector;
+import org.onosproject.net.flow.TrafficTreatment;
+import org.onosproject.net.flow.instructions.ExtensionTreatment;
+import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
+import org.onosproject.net.flowobjective.DefaultForwardingObjective;
+import org.onosproject.net.flowobjective.FlowObjectiveService;
+import org.onosproject.net.flowobjective.ForwardingObjective;
+import org.onosproject.net.flowobjective.ForwardingObjective.Flag;
+import org.onosproject.net.flowobjective.Objective;
+import org.onosproject.net.flowobjective.Objective.Operation;
+import org.onosproject.vtn.table.ArpService;
+import org.onosproject.vtnrsc.SegmentationId;
+import org.slf4j.Logger;
+
+/**
+ * ArpTable class providing the rules in ARP table.
+ */
+public class ArpServiceImpl implements ArpService {
+    private final Logger log = getLogger(getClass());
+
+    private static final int ARP_PRIORITY = 0xffff;
+    private static final short ARP_RESPONSE = 0x2;
+    private static final EtherType ARP_TYPE = EtherType.ARP;
+
+    private final FlowObjectiveService flowObjectiveService;
+    private final ApplicationId appId;
+
+    /**
+     * Construct a ArpServiceImpl object.
+     *
+     * @param appId the application id of vtn
+     */
+    public ArpServiceImpl(ApplicationId appId) {
+        this.appId = checkNotNull(appId, "ApplicationId can not be null");
+        ServiceDirectory serviceDirectory = new DefaultServiceDirectory();
+        this.flowObjectiveService = serviceDirectory.get(FlowObjectiveService.class);
+    }
+
+    @Override
+    public void programArpRules(DriverHandler hander, DeviceId deviceId,
+                                IpAddress dstIP, SegmentationId srcVni,
+                                     MacAddress dstMac, Operation type) {
+        TrafficSelector selector = DefaultTrafficSelector.builder()
+                .matchEthType(ARP_TYPE.ethType().toShort())
+                .matchArpTpa(Ip4Address.valueOf(dstIP.toString()))
+                .matchTunnelId(Long.parseLong(srcVni.segmentationId())).build();
+
+        ExtensionTreatmentResolver resolver = hander
+                .behaviour(ExtensionTreatmentResolver.class);
+        ExtensionTreatment ethSrcToDst = resolver
+                .getExtensionInstruction(ExtensionTreatmentType.ExtensionTreatmentTypes
+                                         .NICIRA_MOV_ETH_SRC_TO_DST.type());
+        ExtensionTreatment arpShaToTha = resolver
+                .getExtensionInstruction(ExtensionTreatmentType.ExtensionTreatmentTypes
+                                         .NICIRA_MOV_ARP_SHA_TO_THA.type());
+        ExtensionTreatment arpSpaToTpa = resolver
+                .getExtensionInstruction(ExtensionTreatmentType.ExtensionTreatmentTypes
+                                         .NICIRA_MOV_ARP_SPA_TO_TPA.type());
+        TrafficTreatment treatment = DefaultTrafficTreatment.builder()
+                .extension(ethSrcToDst, deviceId)
+                .setEthSrc(dstMac).setArpOp(ARP_RESPONSE)
+                .extension(arpShaToTha, deviceId)
+                .extension(arpSpaToTpa, deviceId)
+                .setArpSha(dstMac).setArpSpa(dstIP)
+                .setOutput(PortNumber.IN_PORT).build();
+
+        ForwardingObjective.Builder objective = DefaultForwardingObjective
+                .builder().withTreatment(treatment).withSelector(selector)
+                .fromApp(appId).withFlag(Flag.SPECIFIC)
+                .withPriority(ARP_PRIORITY);
+
+        if (type.equals(Objective.Operation.ADD)) {
+            log.debug("PrivateArpRules-->ADD");
+            flowObjectiveService.forward(deviceId, objective.add());
+        } else {
+            log.debug("PrivateArpRules-->REMOVE");
+            flowObjectiveService.forward(deviceId, objective.remove());
+        }
+    }
+}
diff --git a/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnData.java b/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnData.java
index a8562e7f..cca905c2 100644
--- a/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnData.java
+++ b/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnData.java
@@ -17,12 +17,20 @@ package org.onosproject.vtn.util;
 
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.Iterator;
+import java.util.List;
 
+import org.onlab.packet.IpAddress;
 import org.onosproject.net.AnnotationKeys;
 import org.onosproject.net.Device;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.Port;
 import org.onosproject.net.PortNumber;
+import org.onosproject.store.service.EventuallyConsistentMap;
+import org.onosproject.vtnrsc.FixedIp;
+import org.onosproject.vtnrsc.TenantNetworkId;
+import org.onosproject.vtnrsc.VirtualPort;
+import org.onosproject.vtnrsc.VirtualPortId;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -94,4 +102,78 @@ public final class VtnData {
         return localTunnelPorts;
     }
 
+    /**
+     * Get VirtualPort.
+     *
+     * @param vPortStore EventuallyConsistentMap of VirtualPort
+     * @param vPortId VirtualPortId of the VirtualPort
+     * @return VirtualPort
+     */
+    public static VirtualPort getPort(EventuallyConsistentMap<VirtualPortId, VirtualPort> vPortStore,
+                                      VirtualPortId vPortId) {
+        if (vPortStore != null) {
+            return vPortStore.get(vPortId);
+        }
+        return null;
+    }
+
+    /**
+     * Get VirtualPort.
+     *
+     * @param vPortStore EventuallyConsistentMap of VirtualPort
+     * @param fixedIP FixedIp of the VirtualPort
+     * @return VirtualPort
+     */
+    public static VirtualPort getPort(EventuallyConsistentMap<VirtualPortId, VirtualPort> vPortStore,
+                                      FixedIp fixedIP) {
+        if (vPortStore != null) {
+            List<VirtualPort> vPorts = new ArrayList<>();
+            vPortStore.values().stream().forEach(p -> {
+                Iterator<FixedIp> fixedIps = p.fixedIps().iterator();
+                while (fixedIps.hasNext()) {
+                    if (fixedIps.next().equals(fixedIP)) {
+                        vPorts.add(p);
+                        break;
+                    }
+                }
+            });
+            if (vPorts.size() == 0) {
+                return null;
+            }
+            return vPorts.get(0);
+        }
+        return null;
+    }
+
+    /**
+     * Get VirtualPort.
+     *
+     * @param vPortStore EventuallyConsistentMap of VirtualPort
+     * @param networkId TenantNetworkId of the VirtualPort
+     * @param ip IpAddress of the VirtualPort
+     * @return VirtualPort
+     */
+    public static VirtualPort getPort(EventuallyConsistentMap<VirtualPortId, VirtualPort> vPortStore,
+                                      TenantNetworkId networkId, IpAddress ip) {
+        if (vPortStore != null) {
+            List<VirtualPort> vPorts = new ArrayList<>();
+            vPortStore.values().stream()
+                    .filter(p -> p.networkId().equals(networkId))
+                    .forEach(p -> {
+                        Iterator<FixedIp> fixedIps = p.fixedIps().iterator();
+                        while (fixedIps.hasNext()) {
+                            if (fixedIps.next().ip().equals(ip)) {
+                                vPorts.add(p);
+                                break;
+                            }
+                        }
+                    });
+            if (vPorts.size() == 0) {
+                return null;
+            }
+            return vPorts.get(0);
+        }
+        return null;
+    }
+
 }
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/classifier/ClassifierService.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/classifier/ClassifierService.java
new file mode 100644
index 00000000..a15da3ef
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/classifier/ClassifierService.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.classifier;
+
+import org.onosproject.net.DeviceId;
+
+/**
+ * Provides Services for Classifier.
+ */
+public interface ClassifierService {
+
+    /**
+     * Get Classifier devices for sfc.
+     *
+     * @return list of device id's for classifiers
+     */
+    Iterable<DeviceId> getClassifiers();
+
+    /**
+     * Add Classifier device for sfc.
+     */
+    void addClassifier(DeviceId deviceId);
+
+    /**
+     * Remove Classifier device for sfc.
+     */
+    void removeClassifier(DeviceId deviceId);
+}
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/classifier/impl/ClassifierManager.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/classifier/impl/ClassifierManager.java
new file mode 100644
index 00000000..a12d6221
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/classifier/impl/ClassifierManager.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.classifier.impl;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.apache.felix.scr.annotations.Service;
+import org.onosproject.net.DeviceId;
+import org.onosproject.store.serializers.KryoNamespaces;
+import org.onosproject.store.service.DistributedSet;
+import org.onosproject.store.service.Serializer;
+import org.onosproject.store.service.StorageService;
+import org.onosproject.vtnrsc.classifier.ClassifierService;
+import org.slf4j.Logger;
+
+import com.google.common.collect.ImmutableList;
+
+/**
+ * Provides implementation of the Classifier Service.
+ */
+@Component(immediate = true)
+@Service
+public class ClassifierManager implements ClassifierService {
+
+    private final Logger log = getLogger(ClassifierManager.class);
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected StorageService storageService;
+
+    private DistributedSet<DeviceId> classifierList;
+
+    @Activate
+    protected void activate() {
+        classifierList = storageService.<DeviceId>setBuilder()
+                .withName("classifier")
+                .withSerializer(Serializer.using(KryoNamespaces.API))
+                .build();
+        log.info("Started");
+    }
+
+    @Deactivate
+    protected void deactivate() {
+        log.info("Stopped");
+    }
+
+    @Override
+    public void addClassifier(DeviceId deviceId) {
+        classifierList.add(deviceId);
+    }
+
+    @Override
+    public Iterable<DeviceId> getClassifiers() {
+        return ImmutableList.copyOf(classifierList);
+    }
+
+    @Override
+    public void removeClassifier(DeviceId deviceId) {
+        classifierList.remove(deviceId);
+    }
+}
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/classifier/impl/package-info.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/classifier/impl/package-info.java
new file mode 100644
index 00000000..dc72e806
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/classifier/impl/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Provides implementation of the Classifier service.
+ */
+package org.onosproject.vtnrsc.classifier.impl;
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/classifier/package-info.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/classifier/package-info.java
new file mode 100644
index 00000000..56976d96
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/classifier/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Service for interacting with Classifier of SFC.
+ */
+package org.onosproject.vtnrsc.classifier;
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/cli/subnet/SubnetCreateCommand.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/cli/subnet/SubnetCreateCommand.java
index 56236408..de8cfe53 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/cli/subnet/SubnetCreateCommand.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/cli/subnet/SubnetCreateCommand.java
@@ -98,7 +98,7 @@ public class SubnetCreateCommand extends AbstractShellCommand {
     protected void execute() {
         SubnetService service = get(SubnetService.class);
         if (id == null || networkId == null || tenantId == null) {
-            print(null, "id,networkId,tenantId can not be null");
+            print("id,networkId,tenantId can not be null");
             return;
         }
         Subnet subnet = new DefaultSubnet(SubnetId.subnetId(id), subnetName,
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/cli/subnet/SubnetUpdateCommand.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/cli/subnet/SubnetUpdateCommand.java
index b0578a1e..c76ca5b2 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/cli/subnet/SubnetUpdateCommand.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/cli/subnet/SubnetUpdateCommand.java
@@ -98,7 +98,7 @@ public class SubnetUpdateCommand extends AbstractShellCommand {
     protected void execute() {
         SubnetService service = get(SubnetService.class);
         if (id == null || networkId == null || tenantId == null) {
-            print(null, "id,networkId,tenantId can not be null");
+            print("id,networkId,tenantId can not be null");
             return;
         }
         Subnet subnet = new DefaultSubnet(SubnetId.subnetId(id), subnetName,
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/event/VtnRscEvent.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/event/VtnRscEvent.java
index 3bac158b..ce3faae7 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/event/VtnRscEvent.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/event/VtnRscEvent.java
@@ -51,7 +51,55 @@ public class VtnRscEvent
         /**
          * Signifies that router interface has remove.
          */
-        ROUTER_INTERFACE_DELETE
+        ROUTER_INTERFACE_DELETE,
+        /**
+         * Signifies that port-pair has add.
+         */
+        PORT_PAIR_PUT,
+        /**
+         * Signifies that port-pair has remove.
+         */
+        PORT_PAIR_DELETE,
+        /**
+         * Signifies that port-pair has update.
+         */
+        PORT_PAIR_UPDATE,
+        /**
+         * Signifies that port-pair-group has add.
+         */
+        PORT_PAIR_GROUP_PUT,
+        /**
+         * Signifies that port-pair-group has remove.
+         */
+        PORT_PAIR_GROUP_DELETE,
+        /**
+         * Signifies that port-pair-group has update.
+         */
+        PORT_PAIR_GROUP_UPDATE,
+        /**
+         * Signifies that flow-classifier has add.
+         */
+        FLOW_CLASSIFIER_PUT,
+        /**
+         * Signifies that flow-classifier has remove.
+         */
+        FLOW_CLASSIFIER_DELETE,
+        /**
+         * Signifies that flow-classifier has update.
+         */
+        FLOW_CLASSIFIER_UPDATE,
+        /**
+         * Signifies that port-chain has add.
+         */
+        PORT_CHAIN_PUT,
+        /**
+         * Signifies that port-chain has remove.
+         */
+        PORT_CHAIN_DELETE,
+        /**
+         * Signifies that port-chain has update.
+         */
+        PORT_CHAIN_UPDATE
     }
 
     /**
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/event/VtnRscEventFeedback.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/event/VtnRscEventFeedback.java
index 63dcaeee..112c6411 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/event/VtnRscEventFeedback.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/event/VtnRscEventFeedback.java
@@ -20,6 +20,10 @@ import java.util.Objects;
 import org.onosproject.vtnrsc.FloatingIp;
 import org.onosproject.vtnrsc.Router;
 import org.onosproject.vtnrsc.RouterInterface;
+import org.onosproject.vtnrsc.PortPair;
+import org.onosproject.vtnrsc.PortPairGroup;
+import org.onosproject.vtnrsc.FlowClassifier;
+import org.onosproject.vtnrsc.PortChain;
 
 import static com.google.common.base.MoreObjects.toStringHelper;
 import static com.google.common.base.Preconditions.checkNotNull;
@@ -31,6 +35,10 @@ public class VtnRscEventFeedback {
     private final FloatingIp floaingtIp;
     private final Router router;
     private final RouterInterface routerInterface;
+    private final PortPair portPair;
+    private final PortPairGroup portPairGroup;
+    private final FlowClassifier flowClassifier;
+    private final PortChain portChain;
 
     /**
      * Creates VtnRscEventFeedback object.
@@ -41,6 +49,10 @@ public class VtnRscEventFeedback {
         this.floaingtIp = checkNotNull(floatingIp, "floaintIp cannot be null");
         this.router = null;
         this.routerInterface = null;
+        this.portPair = null;
+        this.portPairGroup = null;
+        this.flowClassifier = null;
+        this.portChain = null;
     }
 
     /**
@@ -52,6 +64,10 @@ public class VtnRscEventFeedback {
         this.floaingtIp = null;
         this.router = checkNotNull(router, "router cannot be null");
         this.routerInterface = null;
+        this.portPair = null;
+        this.portPairGroup = null;
+        this.flowClassifier = null;
+        this.portChain = null;
     }
 
     /**
@@ -64,6 +80,74 @@ public class VtnRscEventFeedback {
         this.router = null;
         this.routerInterface = checkNotNull(routerInterface,
                                             "routerInterface cannot be null");
+        this.portPair = null;
+        this.portPairGroup = null;
+        this.flowClassifier = null;
+        this.portChain = null;
+    }
+
+    /**
+     * Creates VtnRscEventFeedback object.
+     *
+     * @param portPair the Port-Pair
+     */
+    public VtnRscEventFeedback(PortPair portPair) {
+        this.floaingtIp = null;
+        this.router = null;
+        this.routerInterface = null;
+        this.portPair = checkNotNull(portPair,
+                                     "Port-Pair cannot be null");
+        this.portPairGroup = null;
+        this.flowClassifier = null;
+        this.portChain = null;
+    }
+
+    /**
+     * Creates VtnRscEventFeedback object.
+     *
+     * @param portPairGroup the Port-Pair-Group
+     */
+    public VtnRscEventFeedback(PortPairGroup portPairGroup) {
+        this.floaingtIp = null;
+        this.router = null;
+        this.routerInterface = null;
+        this.portPair = null;
+        this.portPairGroup = checkNotNull(portPairGroup,
+                                     "Port-Pair-Group cannot be null");
+        this.flowClassifier = null;
+        this.portChain = null;
+    }
+
+    /**
+     * Creates VtnRscEventFeedback object.
+     *
+     * @param flowClassifier the Flow-Classifier
+     */
+    public VtnRscEventFeedback(FlowClassifier flowClassifier) {
+        this.floaingtIp = null;
+        this.router = null;
+        this.routerInterface = null;
+        this.portPair = null;
+        this.portPairGroup = null;
+        this.flowClassifier = checkNotNull(flowClassifier,
+                                     "Flow-Classifier cannot be null");
+        this.portChain = null;
+    }
+
+    /**
+     * Creates VtnRscEventFeedback object.
+     *
+     * @param portChain the Port-Chain
+     */
+    public VtnRscEventFeedback(PortChain portChain) {
+        this.floaingtIp = null;
+        this.router = null;
+        this.routerInterface = null;
+        this.portPair = null;
+        this.portPairGroup = null;
+        this.flowClassifier = null;
+        this.portChain = checkNotNull(portChain,
+                                     "Port-Chain cannot be null");
     }
 
     /**
@@ -93,9 +177,46 @@ public class VtnRscEventFeedback {
         return routerInterface;
     }
 
+    /**
+     * Returns Port-Pair.
+     *
+     * @return portPair the Port-Pair
+     */
+    public PortPair portPair() {
+        return portPair;
+    }
+
+    /**
+     * Returns Port-Pair-Group.
+     *
+     * @return portPairGroup the Port-Pair-Group
+     */
+    public PortPairGroup portPairGroup() {
+        return portPairGroup;
+    }
+
+    /**
+     * Returns Flow-Classifier.
+     *
+     * @return flowClassifier the Flow-Classifier
+     */
+    public FlowClassifier flowClassifier() {
+        return flowClassifier;
+    }
+
+    /**
+     * Returns Port-Chain.
+     *
+     * @return portChain the Port-Chain
+     */
+    public PortChain portChain() {
+        return portChain;
+    }
+
     @Override
     public int hashCode() {
-        return Objects.hash(floaingtIp, router, routerInterface);
+        return Objects.hash(floaingtIp, router, routerInterface, portPair,
+                            portPairGroup, flowClassifier, portChain);
     }
 
     @Override
@@ -107,7 +228,11 @@ public class VtnRscEventFeedback {
             final VtnRscEventFeedback that = (VtnRscEventFeedback) obj;
             return Objects.equals(this.floaingtIp, that.floaingtIp)
                     && Objects.equals(this.router, that.router)
-                    && Objects.equals(this.routerInterface, that.routerInterface);
+                    && Objects.equals(this.routerInterface, that.routerInterface)
+                    && Objects.equals(this.portPair, that.portPair)
+                    && Objects.equals(this.portPairGroup, that.portPairGroup)
+                    && Objects.equals(this.flowClassifier, that.flowClassifier)
+                    && Objects.equals(this.portChain, that.portChain);
         }
         return false;
     }
@@ -118,6 +243,10 @@ public class VtnRscEventFeedback {
                 .add("router", router)
                 .add("floaingtIp", floaingtIp)
                 .add("routerInterface", routerInterface)
+                .add("portPair", portPair)
+                .add("portPairGroup", portPairGroup)
+                .add("flowClassifier", flowClassifier)
+                .add("portChain", portChain)
                 .toString();
     }
 }
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/floatingip/impl/FloatingIpManager.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/floatingip/impl/FloatingIpManager.java
index 9f944da1..ce9bb21f 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/floatingip/impl/FloatingIpManager.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/floatingip/impl/FloatingIpManager.java
@@ -202,27 +202,24 @@ public class FloatingIpManager implements FloatingIpService {
     public boolean updateFloatingIps(Collection<FloatingIp> floatingIps) {
         checkNotNull(floatingIps, FLOATINGIP_NOT_NULL);
         boolean result = true;
-        if (floatingIps != null) {
-            for (FloatingIp floatingIp : floatingIps) {
-                verifyFloatingIpData(floatingIp);
-                if (floatingIp.portId() != null) {
-                    floatingIpStore.put(floatingIp.id(), floatingIp);
-                    if (!floatingIpStore.containsKey(floatingIp.id())) {
+        for (FloatingIp floatingIp : floatingIps) {
+            verifyFloatingIpData(floatingIp);
+            if (floatingIp.portId() != null) {
+                floatingIpStore.put(floatingIp.id(), floatingIp);
+                if (!floatingIpStore.containsKey(floatingIp.id())) {
+                    log.debug("The floating Ip is updated failed whose identifier is {}",
+                              floatingIp.id().toString());
+                    result = false;
+                }
+            } else {
+                FloatingIp oldFloatingIp = floatingIpStore.get(floatingIp.id());
+                if (oldFloatingIp != null) {
+                    floatingIpStore.remove(floatingIp.id(), oldFloatingIp);
+                    if (floatingIpStore.containsKey(floatingIp.id())) {
                         log.debug("The floating Ip is updated failed whose identifier is {}",
                                   floatingIp.id().toString());
                         result = false;
                     }
-                } else {
-                    FloatingIp oldFloatingIp = floatingIpStore.get(floatingIp
-                            .id());
-                    if (oldFloatingIp != null) {
-                        floatingIpStore.remove(floatingIp.id(), oldFloatingIp);
-                        if (floatingIpStore.containsKey(floatingIp.id())) {
-                            log.debug("The floating Ip is updated failed whose identifier is {}",
-                                      floatingIp.id().toString());
-                            result = false;
-                        }
-                    }
                 }
             }
         }
@@ -233,21 +230,19 @@ public class FloatingIpManager implements FloatingIpService {
     public boolean removeFloatingIps(Collection<FloatingIpId> floatingIpIds) {
         checkNotNull(floatingIpIds, FLOATINGIP_ID_NOT_NULL);
         boolean result = true;
-        if (floatingIpIds != null) {
-            for (FloatingIpId floatingIpId : floatingIpIds) {
-                if (!floatingIpStore.containsKey(floatingIpId)) {
-                    log.debug("The floatingIp is not exist whose identifier is {}",
-                              floatingIpId.toString());
-                    throw new IllegalArgumentException(
-                                                       "FloatingIP ID doesn't exist");
-                }
-                FloatingIp floatingIp = floatingIpStore.get(floatingIpId);
-                floatingIpStore.remove(floatingIpId, floatingIp);
-                if (floatingIpStore.containsKey(floatingIpId)) {
-                    log.debug("The floating Ip is deleted failed whose identifier is {}",
-                              floatingIpId.toString());
-                    result = false;
-                }
+        for (FloatingIpId floatingIpId : floatingIpIds) {
+            if (!floatingIpStore.containsKey(floatingIpId)) {
+                log.debug("The floatingIp is not exist whose identifier is {}",
+                          floatingIpId.toString());
+                throw new IllegalArgumentException(
+                                                   "FloatingIP ID doesn't exist");
+            }
+            FloatingIp floatingIp = floatingIpStore.get(floatingIpId);
+            floatingIpStore.remove(floatingIpId, floatingIp);
+            if (floatingIpStore.containsKey(floatingIpId)) {
+                log.debug("The floating Ip is deleted failed whose identifier is {}",
+                          floatingIpId.toString());
+                result = false;
             }
         }
         return result;
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierEvent.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierEvent.java
new file mode 100644
index 00000000..d81ab48a
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierEvent.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.flowclassifier;
+
+import org.onosproject.event.AbstractEvent;
+import org.onosproject.vtnrsc.FlowClassifier;
+
+/**
+ * Describes network Flow-Classifier event.
+ */
+public class FlowClassifierEvent extends AbstractEvent<FlowClassifierEvent.Type, FlowClassifier> {
+    /**
+     * Type of flow-classifier events.
+     */
+    public enum Type {
+        /**
+         * Signifies that flow-classifier has been created.
+         */
+        FLOW_CLASSIFIER_PUT,
+        /**
+         * Signifies that flow-classifier has been deleted.
+         */
+        FLOW_CLASSIFIER_DELETE,
+        /**
+         * Signifies that flow-classifier has been updated.
+         */
+        FLOW_CLASSIFIER_UPDATE
+    }
+
+    /**
+     * Creates an event of a given type and for the specified Flow-Classifier.
+     *
+     * @param type Flow-Classifier event type
+     * @param flowClassifier Flow-Classifier subject
+     */
+    public FlowClassifierEvent(Type type, FlowClassifier flowClassifier) {
+        super(type, flowClassifier);
+    }
+
+    /**
+     * Creates an event of a given type and for the specified Flow-Classifier.
+     *
+     * @param type Flow-Classifier event type
+     * @param flowClassifier Flow-Classifier subject
+     * @param time occurrence time
+     */
+    public FlowClassifierEvent(Type type, FlowClassifier flowClassifier, long time) {
+        super(type, flowClassifier, time);
+    }
+}
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierListener.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierListener.java
new file mode 100644
index 00000000..3c0409ad
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierListener.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.flowclassifier;
+
+import org.onosproject.event.EventListener;
+
+/**
+ * Entity capable of Flow-Classifier related events.
+ */
+public interface FlowClassifierListener extends EventListener<FlowClassifierEvent> {
+
+}
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierService.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierService.java
index c5911ff2..48438846 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierService.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierService.java
@@ -15,13 +15,14 @@
  */
 package org.onosproject.vtnrsc.flowclassifier;
 
+import org.onosproject.event.ListenerService;
 import org.onosproject.vtnrsc.FlowClassifier;
 import org.onosproject.vtnrsc.FlowClassifierId;
 
 /**
  * Provides Services for Flow Classifier.
  */
-public interface FlowClassifierService {
+public interface FlowClassifierService extends ListenerService<FlowClassifierEvent, FlowClassifierListener> {
 
     /**
      * Check whether Flow Classifier is present based on given Flow Classifier
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/impl/FlowClassifierManager.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/impl/FlowClassifierManager.java
index 4a60cd34..18f63b30 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/impl/FlowClassifierManager.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/impl/FlowClassifierManager.java
@@ -15,6 +15,9 @@
  */
 package org.onosproject.vtnrsc.flowclassifier.impl;
 
+import static org.slf4j.LoggerFactory.getLogger;
+import static com.google.common.base.Preconditions.checkNotNull;
+
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
@@ -22,6 +25,7 @@ import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.Service;
 import org.onlab.util.KryoNamespace;
+import org.onosproject.event.AbstractListenerManager;
 import org.onosproject.store.serializers.KryoNamespaces;
 import org.onosproject.store.service.EventuallyConsistentMap;
 import org.onosproject.store.service.MultiValuedTimestamp;
@@ -29,12 +33,11 @@ import org.onosproject.store.service.StorageService;
 import org.onosproject.store.service.WallClockTimestamp;
 import org.onosproject.vtnrsc.FlowClassifierId;
 import org.onosproject.vtnrsc.FlowClassifier;
+import org.onosproject.vtnrsc.flowclassifier.FlowClassifierEvent;
+import org.onosproject.vtnrsc.flowclassifier.FlowClassifierListener;
 import org.onosproject.vtnrsc.flowclassifier.FlowClassifierService;
 import org.slf4j.Logger;
 
-import static org.slf4j.LoggerFactory.getLogger;
-import static com.google.common.base.Preconditions.checkNotNull;
-
 import com.google.common.collect.ImmutableList;
 
 /**
@@ -42,14 +45,17 @@ import com.google.common.collect.ImmutableList;
  */
 @Component(immediate = true)
 @Service
-public class FlowClassifierManager implements FlowClassifierService {
-
-    private final Logger log = getLogger(FlowClassifierManager.class);
+public class FlowClassifierManager extends AbstractListenerManager<FlowClassifierEvent, FlowClassifierListener>
+        implements FlowClassifierService {
 
     private static final String FLOW_CLASSIFIER_NOT_NULL = "Flow Classifier cannot be null";
     private static final String FLOW_CLASSIFIER_ID_NOT_NULL = "Flow Classifier Id cannot be null";
+    private static final String LISTENER_NOT_NULL = "Listener cannot be null";
+
+    private final Logger log = getLogger(FlowClassifierManager.class);
 
     private EventuallyConsistentMap<FlowClassifierId, FlowClassifier> flowClassifierStore;
+
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected StorageService storageService;
 
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/PortChainEvent.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/PortChainEvent.java
new file mode 100644
index 00000000..44a4e8ed
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/PortChainEvent.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.portchain;
+
+import org.onosproject.event.AbstractEvent;
+import org.onosproject.vtnrsc.PortChain;
+
+/**
+ * Describes network Port-Chain event.
+ */
+public class PortChainEvent extends AbstractEvent<PortChainEvent.Type, PortChain> {
+    /**
+     * Type of port-chain events.
+     */
+    public enum Type {
+        /**
+         * Signifies that port-chain has been created.
+         */
+        PORT_CHAIN_PUT,
+        /**
+         * Signifies that port-chain has been deleted.
+         */
+        PORT_CHAIN_DELETE,
+        /**
+         * Signifies that port-chain has been updated.
+         */
+        PORT_CHAIN_UPDATE
+    }
+
+    /**
+     * Creates an event of a given type and for the specified Port-Chain.
+     *
+     * @param type Port-Chain event type
+     * @param portChain Port-Chain subject
+     */
+    public PortChainEvent(Type type, PortChain portChain) {
+        super(type, portChain);
+    }
+
+    /**
+     * Creates an event of a given type and for the specified Port-Chain.
+     *
+     * @param type Port-Chain event type
+     * @param portChain Port-Chain subject
+     * @param time occurrence time
+     */
+    public PortChainEvent(Type type, PortChain portChain, long time) {
+        super(type, portChain, time);
+    }
+}
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/PortChainListener.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/PortChainListener.java
new file mode 100644
index 00000000..27a498b5
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/PortChainListener.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.portchain;
+
+import org.onosproject.event.EventListener;
+
+/**
+ * Entity capable of Port-Chain related events.
+ */
+public interface PortChainListener extends EventListener<PortChainEvent> {
+
+}
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/PortChainService.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/PortChainService.java
index b4ff917e..5b08262b 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/PortChainService.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/PortChainService.java
@@ -15,13 +15,14 @@
  */
 package org.onosproject.vtnrsc.portchain;
 
+import org.onosproject.event.ListenerService;
 import org.onosproject.vtnrsc.PortChain;
 import org.onosproject.vtnrsc.PortChainId;
 
 /**
  * Service for interacting with the inventory of port chains.
  */
-public interface PortChainService {
+public interface PortChainService extends ListenerService<PortChainEvent, PortChainListener> {
 
     /**
      * Returns if the port chain is existed.
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/impl/PortChainManager.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/impl/PortChainManager.java
index 5201a2ca..0062db48 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/impl/PortChainManager.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portchain/impl/PortChainManager.java
@@ -27,6 +27,7 @@ import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.Service;
 import org.onlab.util.KryoNamespace;
+import org.onosproject.event.AbstractListenerManager;
 import org.onosproject.store.serializers.KryoNamespaces;
 import org.onosproject.store.service.EventuallyConsistentMap;
 import org.onosproject.store.service.MultiValuedTimestamp;
@@ -34,6 +35,8 @@ import org.onosproject.store.service.StorageService;
 import org.onosproject.store.service.WallClockTimestamp;
 import org.onosproject.vtnrsc.PortChain;
 import org.onosproject.vtnrsc.PortChainId;
+import org.onosproject.vtnrsc.portchain.PortChainEvent;
+import org.onosproject.vtnrsc.portchain.PortChainListener;
 import org.onosproject.vtnrsc.portchain.PortChainService;
 import org.slf4j.Logger;
 
@@ -42,13 +45,14 @@ import org.slf4j.Logger;
  */
 @Component(immediate = true)
 @Service
-public class PortChainManager implements PortChainService {
-
-    private final Logger log = getLogger(getClass());
+public class PortChainManager extends AbstractListenerManager<PortChainEvent, PortChainListener> implements
+        PortChainService {
 
     private static final String PORT_CHAIN_ID_NULL = "PortChain ID cannot be null";
     private static final String PORT_CHAIN_NULL = "PortChain cannot be null";
+    private static final String LISTENER_NOT_NULL = "Listener cannot be null";
 
+    private final Logger log = getLogger(getClass());
     private EventuallyConsistentMap<PortChainId, PortChain> portChainStore;
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairEvent.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairEvent.java
new file mode 100644
index 00000000..31ecc737
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairEvent.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.portpair;
+
+import org.onosproject.event.AbstractEvent;
+import org.onosproject.vtnrsc.PortPair;
+
+/**
+ * Describes network Port-Pair event.
+ */
+public class PortPairEvent extends AbstractEvent<PortPairEvent.Type, PortPair> {
+    /**
+     * Type of port-pair events.
+     */
+    public enum Type {
+        /**
+         * Signifies that port-pair has been created.
+         */
+        PORT_PAIR_PUT,
+        /**
+         * Signifies that port-pair has been deleted.
+         */
+        PORT_PAIR_DELETE,
+        /**
+         * Signifies that port-pair has been updated.
+         */
+        PORT_PAIR_UPDATE
+    }
+
+    /**
+     * Creates an event of a given type and for the specified Port-Pair.
+     *
+     * @param type Port-Pair event type
+     * @param portPair Port-Pair subject
+     */
+    public PortPairEvent(Type type, PortPair portPair) {
+        super(type, portPair);
+    }
+
+    /**
+     * Creates an event of a given type and for the specified Port-Pair.
+     *
+     * @param type Port-Pair event type
+     * @param portPair Port-Pair subject
+     * @param time occurrence time
+     */
+    public PortPairEvent(Type type, PortPair portPair, long time) {
+        super(type, portPair, time);
+    }
+}
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairListener.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairListener.java
new file mode 100644
index 00000000..3bdb9e4e
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairListener.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.portpair;
+
+import org.onosproject.event.EventListener;
+
+/**
+ * Entity capable of Port-Pair related events.
+ */
+public interface PortPairListener extends EventListener<PortPairEvent> {
+
+}
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairService.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairService.java
index f99cc2cf..e98a6a20 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairService.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairService.java
@@ -77,4 +77,18 @@ public interface PortPairService {
      * @return true if the give port pair is deleted successfully.
      */
     boolean removePortPair(PortPairId portPairId);
+
+    /**
+     * Adds the specified listener to Port-Pair manager.
+     *
+     * @param listener Port-Pair listener
+     */
+    void addListener(PortPairListener listener);
+
+    /**
+     * Removes the specified listener to Port-Pair manager.
+     *
+     * @param listener Port-Pair listener
+     */
+    void removeListener(PortPairListener listener);
 }
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/impl/PortPairManager.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/impl/PortPairManager.java
index 93c8782a..ad6fd4bb 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/impl/PortPairManager.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/impl/PortPairManager.java
@@ -19,6 +19,7 @@ import static com.google.common.base.Preconditions.checkNotNull;
 import static org.slf4j.LoggerFactory.getLogger;
 
 import java.util.Collections;
+import java.util.Set;
 
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
@@ -34,9 +35,12 @@ import org.onosproject.store.service.StorageService;
 import org.onosproject.store.service.WallClockTimestamp;
 import org.onosproject.vtnrsc.PortPair;
 import org.onosproject.vtnrsc.PortPairId;
+import org.onosproject.vtnrsc.portpair.PortPairListener;
 import org.onosproject.vtnrsc.portpair.PortPairService;
 import org.slf4j.Logger;
 
+import com.google.common.collect.Sets;
+
 /**
  * Provides implementation of the portPairService.
  */
@@ -44,11 +48,12 @@ import org.slf4j.Logger;
 @Service
 public class PortPairManager implements PortPairService {
 
-    private final Logger log = getLogger(getClass());
-
     private static final String PORT_PAIR_ID_NULL = "PortPair ID cannot be null";
     private static final String PORT_PAIR_NULL = "PortPair cannot be null";
+    private static final String LISTENER_NOT_NULL = "Listener cannot be null";
 
+    private final Logger log = getLogger(getClass());
+    private final Set<PortPairListener> listeners = Sets.newCopyOnWriteArraySet();
     private EventuallyConsistentMap<PortPairId, PortPair> portPairStore;
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
@@ -73,6 +78,7 @@ public class PortPairManager implements PortPairService {
     @Deactivate
     public void deactivate() {
         portPairStore.destroy();
+        listeners.clear();
         log.info("Stopped");
     }
 
@@ -143,4 +149,16 @@ public class PortPairManager implements PortPairService {
         }
         return true;
     }
+
+    @Override
+    public void addListener(PortPairListener listener) {
+        checkNotNull(listener, LISTENER_NOT_NULL);
+        listeners.add(listener);
+    }
+
+    @Override
+    public void removeListener(PortPairListener listener) {
+        checkNotNull(listener, LISTENER_NOT_NULL);
+        listeners.remove(listener);
+    }
 }
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/PortPairGroupEvent.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/PortPairGroupEvent.java
new file mode 100644
index 00000000..88e1d7fb
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/PortPairGroupEvent.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.portpairgroup;
+
+import org.onosproject.event.AbstractEvent;
+import org.onosproject.vtnrsc.PortPairGroup;
+
+/**
+ * Describes network Port-Pair-Group event.
+ */
+public class PortPairGroupEvent extends AbstractEvent<PortPairGroupEvent.Type, PortPairGroup> {
+    /**
+     * Type of port-pair-group events.
+     */
+    public enum Type {
+        /**
+         * Signifies that port-pair-group has been created.
+         */
+        PORT_PAIR_GROUP_PUT,
+        /**
+         * Signifies that port-pair-group has been deleted.
+         */
+        PORT_PAIR_GROUP_DELETE,
+        /**
+         * Signifies that port-pair-group has been updated.
+         */
+        PORT_PAIR_GROUP_UPDATE
+    }
+
+    /**
+     * Creates an event of a given type and for the specified Port-Pair-Group.
+     *
+     * @param type Port-Pair-Group event type
+     * @param portPairGroup Port-Pair-Group subject
+     */
+    public PortPairGroupEvent(Type type, PortPairGroup portPairGroup) {
+        super(type, portPairGroup);
+    }
+
+    /**
+     * Creates an event of a given type and for the specified Port-Pair-Group.
+     *
+     * @param type Port-Pair-Group event type
+     * @param portPairGroup Port-Pair-Group subject
+     * @param time occurrence time
+     */
+    public PortPairGroupEvent(Type type, PortPairGroup portPairGroup, long time) {
+        super(type, portPairGroup, time);
+    }
+}
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/PortPairGroupListener.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/PortPairGroupListener.java
new file mode 100644
index 00000000..637149e3
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/PortPairGroupListener.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.portpairgroup;
+
+import org.onosproject.event.EventListener;
+
+/**
+ * Entity capable of Port-Pair-Group related events.
+ */
+public interface PortPairGroupListener extends EventListener<PortPairGroupEvent> {
+
+}
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/PortPairGroupService.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/PortPairGroupService.java
index 77f483fc..efee0eb9 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/PortPairGroupService.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/PortPairGroupService.java
@@ -77,4 +77,18 @@ public interface PortPairGroupService {
      * @return true if the give port pair group is deleted successfully.
      */
     boolean removePortPairGroup(PortPairGroupId portPairGroupId);
+
+    /**
+     * Adds the specified listener to Port-Pair-Group manager.
+     *
+     * @param listener Port-Pair-Group listener
+     */
+    void addListener(PortPairGroupListener listener);
+
+    /**
+     * Removes the specified listener to Port-Pair-Group manager.
+     *
+     * @param listener Port-Pair-Group listener
+     */
+    void removeListener(PortPairGroupListener listener);
 }
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/impl/PortPairGroupManager.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/impl/PortPairGroupManager.java
index 55fb4e43..5f80ef64 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/impl/PortPairGroupManager.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpairgroup/impl/PortPairGroupManager.java
@@ -19,6 +19,7 @@ import static com.google.common.base.Preconditions.checkNotNull;
 import static org.slf4j.LoggerFactory.getLogger;
 
 import java.util.Collections;
+import java.util.Set;
 
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
@@ -34,9 +35,12 @@ import org.onosproject.store.service.StorageService;
 import org.onosproject.store.service.WallClockTimestamp;
 import org.onosproject.vtnrsc.PortPairGroup;
 import org.onosproject.vtnrsc.PortPairGroupId;
+import org.onosproject.vtnrsc.portpairgroup.PortPairGroupListener;
 import org.onosproject.vtnrsc.portpairgroup.PortPairGroupService;
 import org.slf4j.Logger;
 
+import com.google.common.collect.Sets;
+
 /**
  * Provides implementation of the portPairGroupService.
  */
@@ -44,11 +48,12 @@ import org.slf4j.Logger;
 @Service
 public class PortPairGroupManager implements PortPairGroupService {
 
-    private final Logger log = getLogger(getClass());
-
     private static final String PORT_PAIR_GROUP_ID_NULL = "PortPairGroup ID cannot be null";
     private static final String PORT_PAIR_GROUP_NULL = "PortPairGroup cannot be null";
+    private static final String LISTENER_NOT_NULL = "Listener cannot be null";
 
+    private final Logger log = getLogger(getClass());
+    private final Set<PortPairGroupListener> listeners = Sets.newCopyOnWriteArraySet();
     private EventuallyConsistentMap<PortPairGroupId, PortPairGroup> portPairGroupStore;
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
@@ -73,6 +78,7 @@ public class PortPairGroupManager implements PortPairGroupService {
     @Deactivate
     public void deactivate() {
         portPairGroupStore.destroy();
+        listeners.clear();
         log.info("Stopped");
     }
 
@@ -143,4 +149,16 @@ public class PortPairGroupManager implements PortPairGroupService {
         }
         return true;
     }
+
+    @Override
+    public void addListener(PortPairGroupListener listener) {
+        checkNotNull(listener, LISTENER_NOT_NULL);
+        listeners.add(listener);
+    }
+
+    @Override
+    public void removeListener(PortPairGroupListener listener) {
+        checkNotNull(listener, LISTENER_NOT_NULL);
+        listeners.remove(listener);
+    }
 }
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/service/VtnRscService.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/service/VtnRscService.java
index 21161ba5..bc9f4e68 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/service/VtnRscService.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/service/VtnRscService.java
@@ -18,32 +18,20 @@ package org.onosproject.vtnrsc.service;
 import java.util.Iterator;
 
 import org.onlab.packet.MacAddress;
+import org.onosproject.event.ListenerService;
 import org.onosproject.net.Device;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.HostId;
 import org.onosproject.vtnrsc.SegmentationId;
 import org.onosproject.vtnrsc.TenantId;
 import org.onosproject.vtnrsc.VirtualPortId;
+import org.onosproject.vtnrsc.event.VtnRscEvent;
 import org.onosproject.vtnrsc.event.VtnRscListener;
 
 /**
  * Service for interacting with the inventory of Vtn resource.
  */
-public interface VtnRscService {
-    /**
-     * Adds the specified listener.
-     *
-     * @param listener VtnRsc listener
-     */
-    void addListener(VtnRscListener listener);
-
-    /**
-     * Removes the specified listener.
-     *
-     * @param listener VtnRsc listener
-     */
-    void removeListener(VtnRscListener listener);
-
+public interface VtnRscService extends ListenerService<VtnRscEvent, VtnRscListener> {
     /**
      * Returns the SegmentationId of tenant.
      *
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/service/impl/VtnRscManager.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/service/impl/VtnRscManager.java
index ec9ca3ef..b21ad200 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/service/impl/VtnRscManager.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/service/impl/VtnRscManager.java
@@ -32,6 +32,7 @@ import org.onlab.packet.IpAddress;
 import org.onlab.packet.MacAddress;
 import org.onlab.util.KryoNamespace;
 import org.onosproject.core.CoreService;
+import org.onosproject.event.AbstractListenerManager;
 import org.onosproject.net.Device;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.Host;
@@ -54,6 +55,11 @@ import org.onosproject.vtnrsc.SubnetId;
 import org.onosproject.vtnrsc.TenantId;
 import org.onosproject.vtnrsc.VirtualPort;
 import org.onosproject.vtnrsc.VirtualPortId;
+import org.onosproject.vtnrsc.PortPair;
+import org.onosproject.vtnrsc.PortPairId;
+import org.onosproject.vtnrsc.PortPairGroup;
+import org.onosproject.vtnrsc.FlowClassifier;
+import org.onosproject.vtnrsc.PortChain;
 import org.onosproject.vtnrsc.event.VtnRscEvent;
 import org.onosproject.vtnrsc.event.VtnRscEventFeedback;
 import org.onosproject.vtnrsc.event.VtnRscListener;
@@ -70,16 +76,27 @@ import org.onosproject.vtnrsc.service.VtnRscService;
 import org.onosproject.vtnrsc.subnet.SubnetService;
 import org.onosproject.vtnrsc.tenantnetwork.TenantNetworkService;
 import org.onosproject.vtnrsc.virtualport.VirtualPortService;
+import org.onosproject.vtnrsc.portpair.PortPairEvent;
+import org.onosproject.vtnrsc.portpair.PortPairListener;
+import org.onosproject.vtnrsc.portpair.PortPairService;
+import org.onosproject.vtnrsc.portpairgroup.PortPairGroupEvent;
+import org.onosproject.vtnrsc.portpairgroup.PortPairGroupListener;
+import org.onosproject.vtnrsc.portpairgroup.PortPairGroupService;
+import org.onosproject.vtnrsc.flowclassifier.FlowClassifierEvent;
+import org.onosproject.vtnrsc.flowclassifier.FlowClassifierListener;
+import org.onosproject.vtnrsc.flowclassifier.FlowClassifierService;
+import org.onosproject.vtnrsc.portchain.PortChainEvent;
+import org.onosproject.vtnrsc.portchain.PortChainListener;
+import org.onosproject.vtnrsc.portchain.PortChainService;
 import org.slf4j.Logger;
 
-import com.google.common.collect.Sets;
-
 /**
  * Provides implementation of the VtnRsc service.
  */
 @Component(immediate = true)
 @Service
-public class VtnRscManager implements VtnRscService {
+public class VtnRscManager extends AbstractListenerManager<VtnRscEvent, VtnRscListener>
+                           implements VtnRscService {
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected CoreService coreService;
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
@@ -88,11 +105,14 @@ public class VtnRscManager implements VtnRscService {
     protected LogicalClockService clockService;
 
     private final Logger log = getLogger(getClass());
-    private final Set<VtnRscListener> listeners = Sets.newCopyOnWriteArraySet();
     private HostListener hostListener = new InnerHostListener();
     private FloatingIpListener floatingIpListener = new InnerFloatingIpListener();
     private RouterListener routerListener = new InnerRouterListener();
     private RouterInterfaceListener routerInterfaceListener = new InnerRouterInterfaceListener();
+    private PortPairListener portPairListener = new InnerPortPairListener();
+    private PortPairGroupListener portPairGroupListener = new InnerPortPairGroupListener();
+    private FlowClassifierListener flowClassifierListener = new InnerFlowClassifierListener();
+    private PortChainListener portChainListener = new InnerPortChainListener();
 
     private EventuallyConsistentMap<TenantId, SegmentationId> l3vniMap;
     private EventuallyConsistentMap<TenantId, Set<DeviceId>> classifierOvsMap;
@@ -125,6 +145,14 @@ public class VtnRscManager implements VtnRscService {
     protected TenantNetworkService tenantNetworkService;
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected DeviceService deviceService;
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected PortPairService portPairService;
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected PortPairGroupService portPairGroupService;
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected FlowClassifierService flowClassifierService;
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected PortChainService portChainService;
 
     @Activate
     public void activate() {
@@ -132,6 +160,10 @@ public class VtnRscManager implements VtnRscService {
         floatingIpService.addListener(floatingIpListener);
         routerService.addListener(routerListener);
         routerInterfaceService.addListener(routerInterfaceListener);
+        portPairService.addListener(portPairListener);
+        portPairGroupService.addListener(portPairGroupListener);
+        flowClassifierService.addListener(flowClassifierListener);
+        portChainService.addListener(portChainListener);
 
         KryoNamespace.Builder serializer = KryoNamespace.newBuilder()
                 .register(KryoNamespaces.API)
@@ -161,26 +193,18 @@ public class VtnRscManager implements VtnRscService {
         floatingIpService.removeListener(floatingIpListener);
         routerService.removeListener(routerListener);
         routerInterfaceService.removeListener(routerInterfaceListener);
+        portPairService.removeListener(portPairListener);
+        portPairGroupService.removeListener(portPairGroupListener);
+        flowClassifierService.removeListener(flowClassifierListener);
+        portChainService.removeListener(portChainListener);
+
         l3vniMap.destroy();
         classifierOvsMap.destroy();
         sffOvsMap.destroy();
-        listeners.clear();
         log.info("Stopped");
     }
 
     @Override
-    public void addListener(VtnRscListener listener) {
-        checkNotNull(listener, LISTENER_NOT_NULL);
-        listeners.add(listener);
-    }
-
-    @Override
-    public void removeListener(VtnRscListener listener) {
-        checkNotNull(listener, LISTENER_NOT_NULL);
-        listeners.add(listener);
-    }
-
-    @Override
     public SegmentationId getL3vni(TenantId tenantId) {
         checkNotNull(tenantId, "tenantId cannot be null");
         SegmentationId l3vni = l3vniMap.get(tenantId);
@@ -282,6 +306,93 @@ public class VtnRscManager implements VtnRscService {
         }
     }
 
+    private class InnerPortPairListener implements PortPairListener {
+
+        @Override
+        public void event(PortPairEvent event) {
+            checkNotNull(event, EVENT_NOT_NULL);
+            PortPair portPair = event.subject();
+            if (PortPairEvent.Type.PORT_PAIR_PUT == event.type()) {
+                notifyListeners(new VtnRscEvent(VtnRscEvent.Type.PORT_PAIR_PUT,
+                        new VtnRscEventFeedback(portPair)));
+            } else if (PortPairEvent.Type.PORT_PAIR_DELETE == event.type()) {
+                notifyListeners(new VtnRscEvent(
+                        VtnRscEvent.Type.PORT_PAIR_DELETE,
+                        new VtnRscEventFeedback(portPair)));
+            } else if (PortPairEvent.Type.PORT_PAIR_UPDATE == event.type()) {
+                notifyListeners(new VtnRscEvent(
+                        VtnRscEvent.Type.PORT_PAIR_UPDATE,
+                        new VtnRscEventFeedback(portPair)));
+            }
+        }
+    }
+
+    private class InnerPortPairGroupListener implements PortPairGroupListener {
+
+        @Override
+        public void event(PortPairGroupEvent event) {
+            checkNotNull(event, EVENT_NOT_NULL);
+            PortPairGroup portPairGroup = event.subject();
+            if (PortPairGroupEvent.Type.PORT_PAIR_GROUP_PUT == event.type()) {
+                notifyListeners(new VtnRscEvent(
+                        VtnRscEvent.Type.PORT_PAIR_GROUP_PUT,
+                        new VtnRscEventFeedback(portPairGroup)));
+            } else if (PortPairGroupEvent.Type.PORT_PAIR_GROUP_DELETE == event.type()) {
+                notifyListeners(new VtnRscEvent(
+                        VtnRscEvent.Type.PORT_PAIR_GROUP_DELETE,
+                        new VtnRscEventFeedback(portPairGroup)));
+            } else if (PortPairGroupEvent.Type.PORT_PAIR_GROUP_UPDATE == event.type()) {
+                notifyListeners(new VtnRscEvent(
+                        VtnRscEvent.Type.PORT_PAIR_GROUP_UPDATE,
+                        new VtnRscEventFeedback(portPairGroup)));
+            }
+        }
+    }
+
+    private class InnerFlowClassifierListener implements FlowClassifierListener {
+
+        @Override
+        public void event(FlowClassifierEvent event) {
+            checkNotNull(event, EVENT_NOT_NULL);
+            FlowClassifier flowClassifier = event.subject();
+            if (FlowClassifierEvent.Type.FLOW_CLASSIFIER_PUT == event.type()) {
+                notifyListeners(new VtnRscEvent(
+                        VtnRscEvent.Type.FLOW_CLASSIFIER_PUT,
+                        new VtnRscEventFeedback(flowClassifier)));
+            } else if (FlowClassifierEvent.Type.FLOW_CLASSIFIER_DELETE == event.type()) {
+                notifyListeners(new VtnRscEvent(
+                        VtnRscEvent.Type.FLOW_CLASSIFIER_DELETE,
+                        new VtnRscEventFeedback(flowClassifier)));
+            } else if (FlowClassifierEvent.Type.FLOW_CLASSIFIER_UPDATE == event.type()) {
+                notifyListeners(new VtnRscEvent(
+                        VtnRscEvent.Type.FLOW_CLASSIFIER_UPDATE,
+                        new VtnRscEventFeedback(flowClassifier)));
+            }
+        }
+    }
+
+    private class InnerPortChainListener implements PortChainListener {
+
+        @Override
+        public void event(PortChainEvent event) {
+            checkNotNull(event, EVENT_NOT_NULL);
+            PortChain portChain = event.subject();
+            if (PortChainEvent.Type.PORT_CHAIN_PUT == event.type()) {
+                notifyListeners(new VtnRscEvent(
+                        VtnRscEvent.Type.PORT_CHAIN_PUT,
+                        new VtnRscEventFeedback(portChain)));
+            } else if (PortChainEvent.Type.PORT_CHAIN_DELETE == event.type()) {
+                notifyListeners(new VtnRscEvent(
+                        VtnRscEvent.Type.PORT_CHAIN_DELETE,
+                        new VtnRscEventFeedback(portChain)));
+            } else if (PortChainEvent.Type.PORT_CHAIN_UPDATE == event.type()) {
+                notifyListeners(new VtnRscEvent(
+                        VtnRscEvent.Type.PORT_CHAIN_UPDATE,
+                        new VtnRscEventFeedback(portChain)));
+            }
+        }
+    }
+
     @Override
     public Iterator<Device> getClassifierOfTenant(TenantId tenantId) {
         checkNotNull(tenantId, TENANTID_NOT_NULL);
@@ -333,8 +444,7 @@ public class VtnRscManager implements VtnRscService {
 
     @Override
     public boolean isServiceFunction(VirtualPortId portId) {
-        // TODO Auto-generated method stub
-        return false;
+        return portPairService.exists(PortPairId.of(portId.portId()));
     }
 
     @Override
@@ -343,7 +453,7 @@ public class VtnRscManager implements VtnRscService {
         VirtualPort vmPort = virtualPortService.getPort(portId);
         Set<Host> hostSet = hostService.getHostsByMac(vmPort.macAddress());
         for (Host host : hostSet) {
-            if (host.annotations().value(IFACEID).equals(vmPort.portId())) {
+            if (host.annotations().value(IFACEID).equals(vmPort.portId().portId())) {
                 return host.location().deviceId();
             }
         }
@@ -467,6 +577,6 @@ public class VtnRscManager implements VtnRscService {
      */
     private void notifyListeners(VtnRscEvent event) {
         checkNotNull(event, EVENT_NOT_NULL);
-        listeners.forEach(listener -> listener.event(event));
+        post(event);
     }
 }
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/VirtualPortService.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/VirtualPortService.java
index 0a3ea2cd..19548db8 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/VirtualPortService.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/VirtualPortService.java
@@ -17,6 +17,7 @@ package org.onosproject.vtnrsc.virtualport;
 
 import java.util.Collection;
 
+import org.onlab.packet.IpAddress;
 import org.onosproject.net.DeviceId;
 import org.onosproject.vtnrsc.FixedIp;
 import org.onosproject.vtnrsc.TenantId;
@@ -53,6 +54,15 @@ public interface VirtualPortService {
     VirtualPort getPort(FixedIp fixedIP);
 
     /**
+     * Returns the virtualPort associated with the networkId and ip.
+     *
+     * @param networkId   the TenantNetworkId identifier
+     * @param ip   the ip identifier
+     * @return virtualPort.
+     */
+    VirtualPort getPort(TenantNetworkId networkId, IpAddress ip);
+
+    /**
      * Returns the collection of the currently known virtualPort.
      * @return collection of VirtualPort.
      */
diff --git a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/impl/VirtualPortManager.java b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/impl/VirtualPortManager.java
index daec7839..9639e086 100644
--- a/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/impl/VirtualPortManager.java
+++ b/framework/src/onos/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/impl/VirtualPortManager.java
@@ -72,6 +72,7 @@ public class VirtualPortManager implements VirtualPortService {
     private static final String NETWORKID_NOT_NULL = "NetworkId  cannot be null";
     private static final String DEVICEID_NOT_NULL = "DeviceId  cannot be null";
     private static final String FIXEDIP_NOT_NULL = "FixedIp  cannot be null";
+    private static final String IP_NOT_NULL = "Ip  cannot be null";
 
     protected Map<VirtualPortId, VirtualPort> vPortStore;
     protected ApplicationId appId;
@@ -148,6 +149,27 @@ public class VirtualPortManager implements VirtualPortService {
     }
 
     @Override
+    public VirtualPort getPort(TenantNetworkId networkId, IpAddress ip) {
+        checkNotNull(networkId, NETWORKID_NOT_NULL);
+        checkNotNull(ip, IP_NOT_NULL);
+        List<VirtualPort> vPorts = new ArrayList<>();
+        vPortStore.values().stream().filter(p -> p.networkId().equals(networkId))
+                .forEach(p -> {
+                    Iterator<FixedIp> fixedIps = p.fixedIps().iterator();
+                    while (fixedIps.hasNext()) {
+                        if (fixedIps.next().ip().equals(ip)) {
+                            vPorts.add(p);
+                            break;
+                        }
+                    }
+                });
+        if (vPorts.size() == 0) {
+            return null;
+        }
+        return vPorts.get(0);
+    }
+
+    @Override
     public Collection<VirtualPort> getPorts() {
         return Collections.unmodifiableCollection(vPortStore.values());
     }
diff --git a/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/FlowClassifierWebResource.java b/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/FlowClassifierWebResource.java
index 08e37f96..4fd3fa48 100644
--- a/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/FlowClassifierWebResource.java
+++ b/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/FlowClassifierWebResource.java
@@ -36,12 +36,10 @@ import org.onosproject.rest.AbstractWebResource;
 import org.onosproject.vtnrsc.FlowClassifier;
 import org.onosproject.vtnrsc.FlowClassifierId;
 import org.onosproject.vtnrsc.flowclassifier.FlowClassifierService;
-import org.onosproject.vtnweb.web.FlowClassifierCodec;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 
@@ -64,11 +62,11 @@ public class FlowClassifierWebResource extends AbstractWebResource {
     @Produces(MediaType.APPLICATION_JSON)
     public Response getFlowClassifiers() {
         Iterable<FlowClassifier> flowClassifiers = get(FlowClassifierService.class).getFlowClassifiers();
-        ObjectNode result = new ObjectMapper().createObjectNode();
+        ObjectNode result = mapper().createObjectNode();
         ArrayNode flowClassifierEntry = result.putArray("flow_classifiers");
         if (flowClassifiers != null) {
             for (final FlowClassifier flowClassifier : flowClassifiers) {
-                flowClassifierEntry.add(new FlowClassifierCodec().encode(flowClassifier, this));
+                flowClassifierEntry.add(codec(FlowClassifier.class).encode(flowClassifier, this));
             }
         }
         return ok(result.toString()).build();
@@ -85,11 +83,11 @@ public class FlowClassifierWebResource extends AbstractWebResource {
     @Path("{flow_id}")
     @Produces(MediaType.APPLICATION_JSON)
     public Response getFlowClassifier(@PathParam("flow_id") String id) {
-        FlowClassifier flowClassifier = nullIsNotFound(
-                get(FlowClassifierService.class).getFlowClassifier(FlowClassifierId.of(id)), FLOW_CLASSIFIER_NOT_FOUND);
+        FlowClassifier flowClassifier = nullIsNotFound(get(FlowClassifierService.class)
+                                         .getFlowClassifier(FlowClassifierId.of(id)), FLOW_CLASSIFIER_NOT_FOUND);
 
-        ObjectNode result = new ObjectMapper().createObjectNode();
-        result.set("flow_classifier", new FlowClassifierCodec().encode(flowClassifier, this));
+        ObjectNode result = mapper().createObjectNode();
+        result.set("flow_classifier", codec(FlowClassifier.class).encode(flowClassifier, this));
 
         return ok(result.toString()).build();
     }
@@ -107,13 +105,12 @@ public class FlowClassifierWebResource extends AbstractWebResource {
     @Produces(MediaType.APPLICATION_JSON)
     public Response createFlowClassifier(InputStream stream) {
         try {
-            ObjectMapper mapper = new ObjectMapper();
-            ObjectNode jsonTree = (ObjectNode) mapper.readTree(stream);
+            ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream);
             JsonNode flow = jsonTree.get("flow_classifier");
 
-            FlowClassifier flowClassifier = new FlowClassifierCodec().decode((ObjectNode) flow, this);
+            FlowClassifier flowClassifier = codec(FlowClassifier.class).decode((ObjectNode) flow, this);
             Boolean issuccess = nullIsNotFound(get(FlowClassifierService.class).createFlowClassifier(flowClassifier),
-                    FLOW_CLASSIFIER_NOT_FOUND);
+                                               FLOW_CLASSIFIER_NOT_FOUND);
             return Response.status(OK).entity(issuccess.toString()).build();
         } catch (IOException ex) {
             log.error("Exception while creating flow classifier {}.", ex.toString());
@@ -139,9 +136,9 @@ public class FlowClassifierWebResource extends AbstractWebResource {
 
             JsonNode jsonTree = mapper().readTree(stream);
             JsonNode flow = jsonTree.get("flow_classifier");
-            FlowClassifier flowClassifier = new FlowClassifierCodec().decode((ObjectNode) flow, this);
+            FlowClassifier flowClassifier = codec(FlowClassifier.class).decode((ObjectNode) flow, this);
             Boolean result = nullIsNotFound(get(FlowClassifierService.class).updateFlowClassifier(flowClassifier),
-                    FLOW_CLASSIFIER_NOT_FOUND);
+                                            FLOW_CLASSIFIER_NOT_FOUND);
             return Response.status(OK).entity(result.toString()).build();
         } catch (IOException e) {
             log.error("Update flow classifier failed because of exception {}.", e.toString());
@@ -161,7 +158,7 @@ public class FlowClassifierWebResource extends AbstractWebResource {
         log.debug("Deletes flow classifier by identifier {}.", id);
         FlowClassifierId flowClassifierId = FlowClassifierId.of(id);
         Boolean issuccess = nullIsNotFound(get(FlowClassifierService.class).removeFlowClassifier(flowClassifierId),
-                FLOW_CLASSIFIER_NOT_FOUND);
+                                           FLOW_CLASSIFIER_NOT_FOUND);
 
     }
 }
diff --git a/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/PortChainWebResource.java b/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/PortChainWebResource.java
index db12bcc7..e7b908b7 100644
--- a/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/PortChainWebResource.java
+++ b/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/PortChainWebResource.java
@@ -15,7 +15,6 @@
  */
 package org.onosproject.vtnweb.resources;
 
-import static javax.ws.rs.core.Response.Status.NOT_FOUND;
 import static javax.ws.rs.core.Response.Status.OK;
 import static org.onlab.util.Tools.nullIsNotFound;
 
@@ -37,11 +36,11 @@ import org.onosproject.rest.AbstractWebResource;
 import org.onosproject.vtnrsc.PortChain;
 import org.onosproject.vtnrsc.PortChainId;
 import org.onosproject.vtnrsc.portchain.PortChainService;
-import org.onosproject.vtnweb.web.PortChainCodec;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 
 /**
@@ -52,7 +51,6 @@ import com.fasterxml.jackson.databind.node.ObjectNode;
 public class PortChainWebResource extends AbstractWebResource {
 
     private final Logger log = LoggerFactory.getLogger(PortChainWebResource.class);
-    private final PortChainService service = get(PortChainService.class);
     public static final String PORT_CHAIN_NOT_FOUND = "Port chain not found";
     public static final String PORT_CHAIN_ID_EXIST = "Port chain exists";
     public static final String PORT_CHAIN_ID_NOT_EXIST = "Port chain does not exist with identifier";
@@ -65,10 +63,15 @@ public class PortChainWebResource extends AbstractWebResource {
     @GET
     @Produces(MediaType.APPLICATION_JSON)
     public Response getPortChains() {
-        Iterable<PortChain> portChains = service.getPortChains();
-        ObjectNode result = new ObjectMapper().createObjectNode();
-        result.set("port_chains", new PortChainCodec().encode(portChains, this));
-        return ok(result).build();
+        Iterable<PortChain> portChains = get(PortChainService.class).getPortChains();
+        ObjectNode result = mapper().createObjectNode();
+        ArrayNode portChainEntry = result.putArray("port_chains");
+        if (portChains != null) {
+            for (final PortChain portChain : portChains) {
+                portChainEntry.add(codec(PortChain.class).encode(portChain, this));
+            }
+        }
+        return ok(result.toString()).build();
     }
 
     /**
@@ -82,14 +85,11 @@ public class PortChainWebResource extends AbstractWebResource {
     @Produces(MediaType.APPLICATION_JSON)
     public Response getPortPain(@PathParam("chain_id") String id) {
 
-        if (!service.exists(PortChainId.of(id))) {
-            return Response.status(NOT_FOUND).entity(PORT_CHAIN_NOT_FOUND).build();
-        }
-        PortChain portChain = nullIsNotFound(service.getPortChain(PortChainId.of(id)),
+        PortChain portChain = nullIsNotFound(get(PortChainService.class).getPortChain(PortChainId.of(id)),
                                              PORT_CHAIN_NOT_FOUND);
-        ObjectNode result = new ObjectMapper().createObjectNode();
-        result.set("port_chain", new PortChainCodec().encode(portChain, this));
-        return ok(result).build();
+        ObjectNode result = mapper().createObjectNode();
+        result.set("port_chain", codec(PortChain.class).encode(portChain, this));
+        return ok(result.toString()).build();
     }
 
     /**
@@ -105,8 +105,10 @@ public class PortChainWebResource extends AbstractWebResource {
     public Response createPortChain(InputStream stream) {
         try {
             ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream);
-            PortChain portChain = codec(PortChain.class).decode(jsonTree, this);
-            Boolean issuccess = nullIsNotFound(service.createPortChain(portChain), PORT_CHAIN_NOT_FOUND);
+            JsonNode port = jsonTree.get("port_chain");
+            PortChain portChain = codec(PortChain.class).decode((ObjectNode) port, this);
+            Boolean issuccess = nullIsNotFound(get(PortChainService.class).createPortChain(portChain),
+                                               PORT_CHAIN_NOT_FOUND);
             return Response.status(OK).entity(issuccess.toString()).build();
         } catch (IOException e) {
             log.error("Exception while creating port chain {}.", e.toString());
@@ -129,8 +131,10 @@ public class PortChainWebResource extends AbstractWebResource {
                                    final InputStream stream) {
         try {
             ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream);
-            PortChain portChain = codec(PortChain.class).decode(jsonTree, this);
-            Boolean result = nullIsNotFound(service.updatePortChain(portChain), PORT_CHAIN_NOT_FOUND);
+            JsonNode port = jsonTree.get("port_chain");
+            PortChain portChain = codec(PortChain.class).decode((ObjectNode) port, this);
+            Boolean result = nullIsNotFound(get(PortChainService.class).updatePortChain(portChain),
+                                            PORT_CHAIN_NOT_FOUND);
             return Response.status(OK).entity(result.toString()).build();
         } catch (IOException e) {
             log.error("Update port chain failed because of exception {}.", e.toString());
@@ -149,7 +153,8 @@ public class PortChainWebResource extends AbstractWebResource {
         log.debug("Deletes port chain by identifier {}.", id);
         PortChainId portChainId = PortChainId.of(id);
 
-        Boolean issuccess = nullIsNotFound(service.removePortChain(portChainId), PORT_CHAIN_NOT_FOUND);
+        Boolean issuccess = nullIsNotFound(get(PortChainService.class).removePortChain(portChainId),
+                                           PORT_CHAIN_NOT_FOUND);
         if (!issuccess) {
             log.debug("Port Chain identifier {} does not exist", id);
         }
diff --git a/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/PortPairGroupWebResource.java b/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/PortPairGroupWebResource.java
index 69daad37..dc5328a2 100644
--- a/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/PortPairGroupWebResource.java
+++ b/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/PortPairGroupWebResource.java
@@ -16,7 +16,6 @@
 
 package org.onosproject.vtnweb.resources;
 
-import static javax.ws.rs.core.Response.Status.NOT_FOUND;
 import static javax.ws.rs.core.Response.Status.OK;
 import static org.onlab.util.Tools.nullIsNotFound;
 
@@ -38,11 +37,12 @@ import org.onosproject.rest.AbstractWebResource;
 import org.onosproject.vtnrsc.PortPairGroup;
 import org.onosproject.vtnrsc.PortPairGroupId;
 import org.onosproject.vtnrsc.portpairgroup.PortPairGroupService;
-import org.onosproject.vtnweb.web.PortPairGroupCodec;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 
 /**
@@ -53,7 +53,6 @@ import com.fasterxml.jackson.databind.node.ObjectNode;
 public class PortPairGroupWebResource extends AbstractWebResource {
 
     private final Logger log = LoggerFactory.getLogger(PortPairGroupWebResource.class);
-    private final PortPairGroupService service = get(PortPairGroupService.class);
     public static final String PORT_PAIR_GROUP_NOT_FOUND = "Port pair group not found";
     public static final String PORT_PAIR_GROUP_ID_EXIST = "Port pair group exists";
     public static final String PORT_PAIR_GROUP_ID_NOT_EXIST = "Port pair group does not exist with identifier";
@@ -66,10 +65,15 @@ public class PortPairGroupWebResource extends AbstractWebResource {
     @GET
     @Produces(MediaType.APPLICATION_JSON)
     public Response getPortPairGroups() {
-        Iterable<PortPairGroup> portPairGroups = service.getPortPairGroups();
-        ObjectNode result = new ObjectMapper().createObjectNode();
-        result.set("port_pair_groups", new PortPairGroupCodec().encode(portPairGroups, this));
-        return ok(result).build();
+        Iterable<PortPairGroup> portPairGroups = get(PortPairGroupService.class).getPortPairGroups();
+        ObjectNode result = mapper().createObjectNode();
+        ArrayNode portPairGroupEntry = result.putArray("port_pair_groups");
+        if (portPairGroups != null) {
+            for (final PortPairGroup portPairGroup : portPairGroups) {
+                portPairGroupEntry.add(codec(PortPairGroup.class).encode(portPairGroup, this));
+            }
+        }
+        return ok(result.toString()).build();
     }
 
     /**
@@ -82,17 +86,13 @@ public class PortPairGroupWebResource extends AbstractWebResource {
     @Path("{group_id}")
     @Produces(MediaType.APPLICATION_JSON)
     public Response getPortPairGroup(@PathParam("group_id") String id) {
-
-        if (!service.exists(PortPairGroupId.of(id))) {
-            return Response.status(NOT_FOUND)
-                    .entity(PORT_PAIR_GROUP_NOT_FOUND).build();
-        }
-        PortPairGroup portPairGroup = nullIsNotFound(service.getPortPairGroup(PortPairGroupId.of(id)),
+        PortPairGroup portPairGroup = nullIsNotFound(get(PortPairGroupService.class)
+                                                     .getPortPairGroup(PortPairGroupId.of(id)),
                                                      PORT_PAIR_GROUP_NOT_FOUND);
 
-        ObjectNode result = new ObjectMapper().createObjectNode();
-        result.set("port_pair_group", new PortPairGroupCodec().encode(portPairGroup, this));
-        return ok(result).build();
+        ObjectNode result = mapper().createObjectNode();
+        result.set("port_pair_group", codec(PortPairGroup.class).encode(portPairGroup, this));
+        return ok(result.toString()).build();
     }
 
     /**
@@ -108,10 +108,12 @@ public class PortPairGroupWebResource extends AbstractWebResource {
     public Response createPortPairGroup(InputStream stream) {
 
         try {
-            ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream);
+            ObjectMapper mapper = new ObjectMapper();
+            ObjectNode jsonTree = (ObjectNode) mapper.readTree(stream);
+            JsonNode port = jsonTree.get("port_pair_group");
 
-            PortPairGroup portPairGroup = codec(PortPairGroup.class).decode(jsonTree, this);
-            Boolean issuccess = nullIsNotFound(service.createPortPairGroup(portPairGroup),
+            PortPairGroup portPairGroup = codec(PortPairGroup.class).decode((ObjectNode) port, this);
+            Boolean issuccess = nullIsNotFound(get(PortPairGroupService.class).createPortPairGroup(portPairGroup),
                                                PORT_PAIR_GROUP_NOT_FOUND);
             return Response.status(OK).entity(issuccess.toString()).build();
         } catch (IOException e) {
@@ -134,9 +136,12 @@ public class PortPairGroupWebResource extends AbstractWebResource {
     public Response updatePortPairGroup(@PathParam("group_id") String id,
                                         final InputStream stream) {
         try {
-            ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream);
-            PortPairGroup portPairGroup = codec(PortPairGroup.class).decode(jsonTree, this);
-            Boolean isSuccess = nullIsNotFound(service.updatePortPairGroup(portPairGroup), PORT_PAIR_GROUP_NOT_FOUND);
+            ObjectMapper mapper = new ObjectMapper();
+            ObjectNode jsonTree = (ObjectNode) mapper.readTree(stream);
+            JsonNode port = jsonTree.get("port_pair_group");
+            PortPairGroup portPairGroup = codec(PortPairGroup.class).decode((ObjectNode) port, this);
+            Boolean isSuccess = nullIsNotFound(get(PortPairGroupService.class).updatePortPairGroup(portPairGroup),
+                                               PORT_PAIR_GROUP_NOT_FOUND);
             return Response.status(OK).entity(isSuccess.toString()).build();
         } catch (IOException e) {
             log.error("Update port pair group failed because of exception {}.", e.toString());
@@ -154,7 +159,7 @@ public class PortPairGroupWebResource extends AbstractWebResource {
     public void deletePortPairGroup(@PathParam("group_id") String id) {
         log.debug("Deletes port pair group by identifier {}.", id);
         PortPairGroupId portPairGroupId = PortPairGroupId.of(id);
-        Boolean issuccess = nullIsNotFound(service.removePortPairGroup(portPairGroupId),
+        Boolean issuccess = nullIsNotFound(get(PortPairGroupService.class).removePortPairGroup(portPairGroupId),
                                            PORT_PAIR_GROUP_NOT_FOUND);
         if (!issuccess) {
             log.debug("Port pair group identifier {} does not exist", id);
diff --git a/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/PortPairWebResource.java b/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/PortPairWebResource.java
index b9012898..4ed8ecd8 100644
--- a/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/PortPairWebResource.java
+++ b/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/PortPairWebResource.java
@@ -16,7 +16,6 @@
 
 package org.onosproject.vtnweb.resources;
 
-import static javax.ws.rs.core.Response.Status.NOT_FOUND;
 import static javax.ws.rs.core.Response.Status.OK;
 import static org.onlab.util.Tools.nullIsNotFound;
 
@@ -38,12 +37,10 @@ import org.onosproject.rest.AbstractWebResource;
 import org.onosproject.vtnrsc.PortPair;
 import org.onosproject.vtnrsc.PortPairId;
 import org.onosproject.vtnrsc.portpair.PortPairService;
-import org.onosproject.vtnweb.web.PortPairCodec;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 
@@ -54,7 +51,6 @@ import com.fasterxml.jackson.databind.node.ObjectNode;
 public class PortPairWebResource extends AbstractWebResource {
 
     private final Logger log = LoggerFactory.getLogger(PortPairWebResource.class);
-    private final PortPairService service = get(PortPairService.class);
     public static final String PORT_PAIR_NOT_FOUND = "Port pair not found";
     public static final String PORT_PAIR_ID_EXIST = "Port pair exists";
     public static final String PORT_PAIR_ID_NOT_EXIST = "Port pair does not exist with identifier";
@@ -67,12 +63,12 @@ public class PortPairWebResource extends AbstractWebResource {
     @GET
     @Produces(MediaType.APPLICATION_JSON)
     public Response getPortPairs() {
-        Iterable<PortPair> portPairs = service.getPortPairs();
-        ObjectNode result = new ObjectMapper().createObjectNode();
+        Iterable<PortPair> portPairs = get(PortPairService.class).getPortPairs();
+        ObjectNode result = mapper().createObjectNode();
         ArrayNode portPairEntry = result.putArray("port_pairs");
         if (portPairs != null) {
             for (final PortPair portPair : portPairs) {
-                portPairEntry.add(new PortPairCodec().encode(portPair, this));
+                portPairEntry.add(codec(PortPair.class).encode(portPair, this));
             }
         }
         return ok(result.toString()).build();
@@ -88,13 +84,10 @@ public class PortPairWebResource extends AbstractWebResource {
     @Path("{pair_id}")
     @Produces(MediaType.APPLICATION_JSON)
     public Response getPortPair(@PathParam("pair_id") String id) {
-
-        if (!service.exists(PortPairId.of(id))) {
-            return Response.status(NOT_FOUND).entity(PORT_PAIR_NOT_FOUND).build();
-        }
-        PortPair portPair = nullIsNotFound(service.getPortPair(PortPairId.of(id)), PORT_PAIR_NOT_FOUND);
-        ObjectNode result = new ObjectMapper().createObjectNode();
-        result.set("port_pair", new PortPairCodec().encode(portPair, this));
+        PortPair portPair = nullIsNotFound(get(PortPairService.class).getPortPair(PortPairId.of(id)),
+                                           PORT_PAIR_NOT_FOUND);
+        ObjectNode result = mapper().createObjectNode();
+        result.set("port_pair", codec(PortPair.class).encode(portPair, this));
         return ok(result.toString()).build();
     }
 
@@ -110,11 +103,11 @@ public class PortPairWebResource extends AbstractWebResource {
     @Produces(MediaType.APPLICATION_JSON)
     public Response createPortPair(InputStream stream) {
         try {
-            ObjectMapper mapper = new ObjectMapper();
-            ObjectNode jsonTree = (ObjectNode) mapper.readTree(stream);
+            ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream);
             JsonNode port = jsonTree.get("port_pair");
-            PortPair portPair = new PortPairCodec().decode((ObjectNode) port, this);
-            Boolean isSuccess = nullIsNotFound(service.createPortPair(portPair), PORT_PAIR_NOT_FOUND);
+            PortPair portPair = codec(PortPair.class).decode((ObjectNode) port, this);
+            Boolean isSuccess = nullIsNotFound(get(PortPairService.class).createPortPair(portPair),
+                                               PORT_PAIR_NOT_FOUND);
             return Response.status(OK).entity(isSuccess.toString()).build();
         } catch (IOException e) {
             log.error("Exception while creating port pair {}.", e.toString());
@@ -136,11 +129,11 @@ public class PortPairWebResource extends AbstractWebResource {
     public Response updatePortPair(@PathParam("pair_id") String id,
                                    final InputStream stream) {
         try {
-            ObjectMapper mapper = new ObjectMapper();
-            ObjectNode jsonTree = (ObjectNode) mapper.readTree(stream);
+            ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream);
             JsonNode port = jsonTree.get("port_pair");
-            PortPair portPair = new PortPairCodec().decode((ObjectNode) port, this);
-            Boolean isSuccess = nullIsNotFound(service.updatePortPair(portPair), PORT_PAIR_NOT_FOUND);
+            PortPair portPair = codec(PortPair.class).decode((ObjectNode) port, this);
+            Boolean isSuccess = nullIsNotFound(get(PortPairService.class).updatePortPair(portPair),
+                                               PORT_PAIR_NOT_FOUND);
             return Response.status(OK).entity(isSuccess.toString()).build();
         } catch (IOException e) {
             log.error("Update port pair failed because of exception {}.", e.toString());
@@ -158,7 +151,7 @@ public class PortPairWebResource extends AbstractWebResource {
     public void deletePortPair(@PathParam("pair_id") String id) {
 
         PortPairId portPairId = PortPairId.of(id);
-        Boolean isSuccess = nullIsNotFound(service.removePortPair(portPairId), PORT_PAIR_NOT_FOUND);
+        Boolean isSuccess = nullIsNotFound(get(PortPairService.class).removePortPair(portPairId), PORT_PAIR_NOT_FOUND);
         if (!isSuccess) {
             log.debug("Port pair identifier {} does not exist", id);
         }
diff --git a/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/web/VtnCodecRegistrator.java b/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/web/VtnCodecRegistrator.java
new file mode 100644
index 00000000..e2defe59
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/web/VtnCodecRegistrator.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnweb.web;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onosproject.codec.CodecService;
+import org.onosproject.vtnrsc.FlowClassifier;
+import org.onosproject.vtnrsc.PortChain;
+import org.onosproject.vtnrsc.PortPair;
+import org.onosproject.vtnrsc.PortPairGroup;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Implementation of the JSON codec brokering service for VTN app.
+ */
+@Component(immediate = true)
+public class VtnCodecRegistrator {
+
+    private static Logger log = LoggerFactory.getLogger(VtnCodecRegistrator.class);
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected CodecService codecService;
+
+    @Activate
+    public void activate() {
+        codecService.registerCodec(PortPair.class, new PortPairCodec());
+        codecService.registerCodec(PortPairGroup.class, new PortPairGroupCodec());
+        codecService.registerCodec(FlowClassifier.class, new FlowClassifierCodec());
+        codecService.registerCodec(PortChain.class, new PortChainCodec());
+
+        log.info("Started");
+    }
+
+    @Deactivate
+    public void deactivate() {
+        log.info("Stopped");
+    }
+}
diff --git a/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/FlowClassifierResourceTest.java b/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/FlowClassifierResourceTest.java
index be645be0..db08d7c4 100644
--- a/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/FlowClassifierResourceTest.java
+++ b/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/FlowClassifierResourceTest.java
@@ -40,11 +40,13 @@ import org.onlab.osgi.ServiceDirectory;
 import org.onlab.osgi.TestServiceDirectory;
 import org.onlab.packet.IpPrefix;
 import org.onlab.rest.BaseResource;
+import org.onosproject.codec.CodecService;
 import org.onosproject.vtnrsc.FlowClassifier;
 import org.onosproject.vtnrsc.FlowClassifierId;
 import org.onosproject.vtnrsc.TenantId;
 import org.onosproject.vtnrsc.VirtualPortId;
 import org.onosproject.vtnrsc.flowclassifier.FlowClassifierService;
+import org.onosproject.vtnweb.web.SfcCodecContext;
 
 import com.eclipsesource.json.JsonObject;
 import com.sun.jersey.api.client.ClientResponse;
@@ -192,8 +194,11 @@ public class FlowClassifierResourceTest extends VtnResourceTest {
      */
     @Before
     public void setUpTest() {
-        ServiceDirectory testDirectory = new TestServiceDirectory().add(FlowClassifierService.class,
-                                                                        flowClassifierService);
+        SfcCodecContext context = new SfcCodecContext();
+
+        ServiceDirectory testDirectory = new TestServiceDirectory()
+        .add(FlowClassifierService.class, flowClassifierService)
+        .add(CodecService.class, context.codecManager());
         BaseResource.setServiceDirectory(testDirectory);
 
     }
diff --git a/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortChainResourceTest.java b/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortChainResourceTest.java
new file mode 100644
index 00000000..3cb2c83f
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortChainResourceTest.java
@@ -0,0 +1,247 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnweb.resources;
+
+import static org.easymock.EasyMock.anyObject;
+import static org.easymock.EasyMock.createMock;
+import static org.easymock.EasyMock.expect;
+import static org.easymock.EasyMock.replay;
+import static org.hamcrest.Matchers.containsString;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.fail;
+
+import java.io.InputStream;
+import java.net.HttpURLConnection;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Set;
+
+import javax.ws.rs.core.MediaType;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.osgi.ServiceDirectory;
+import org.onlab.osgi.TestServiceDirectory;
+import org.onlab.rest.BaseResource;
+import org.onosproject.codec.CodecService;
+import org.onosproject.vtnrsc.FlowClassifierId;
+import org.onosproject.vtnrsc.PortChain;
+import org.onosproject.vtnrsc.PortChainId;
+import org.onosproject.vtnrsc.PortPairGroupId;
+import org.onosproject.vtnrsc.TenantId;
+import org.onosproject.vtnrsc.portchain.PortChainService;
+import org.onosproject.vtnweb.web.SfcCodecContext;
+
+import com.eclipsesource.json.JsonObject;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.Lists;
+import com.sun.jersey.api.client.ClientResponse;
+import com.sun.jersey.api.client.UniformInterfaceException;
+import com.sun.jersey.api.client.WebResource;
+
+/**
+ * Unit tests for port chain REST APIs.
+ */
+public class PortChainResourceTest extends VtnResourceTest {
+
+    final PortChainService portChainService = createMock(PortChainService.class);
+
+    PortChainId portChainId1 = PortChainId.of("78dcd363-fc23-aeb6-f44b-56dc5e2fb3ae");
+    TenantId tenantId1 = TenantId.tenantId("d382007aa9904763a801f68ecf065cf5");
+    private final List<PortPairGroupId> portPairGroupList1 = Lists.newArrayList();
+    private final List<FlowClassifierId> flowClassifierList1 = Lists.newArrayList();
+
+
+    final MockPortChain portChain1 = new MockPortChain(portChainId1, tenantId1, "portChain1",
+                                                       "Mock port chain", portPairGroupList1,
+                                                       flowClassifierList1);
+
+    /**
+     * Mock class for a port chain.
+     */
+    private static class MockPortChain implements PortChain {
+
+        private final PortChainId portChainId;
+        private final TenantId tenantId;
+        private final String name;
+        private final String description;
+        private final List<PortPairGroupId> portPairGroupList;
+        private final List<FlowClassifierId> flowClassifierList;
+
+        public MockPortChain(PortChainId portChainId, TenantId tenantId,
+                             String name, String description,
+                             List<PortPairGroupId> portPairGroupList,
+                             List<FlowClassifierId> flowClassifierList) {
+
+            this.portChainId = portChainId;
+            this.tenantId = tenantId;
+            this.name = name;
+            this.description = description;
+            this.portPairGroupList = portPairGroupList;
+            this.flowClassifierList = flowClassifierList;
+        }
+
+        @Override
+        public PortChainId portChainId() {
+            return portChainId;
+        }
+
+        @Override
+        public TenantId tenantId() {
+            return tenantId;
+        }
+
+        @Override
+        public String name() {
+            return name;
+        }
+
+        @Override
+        public String description() {
+            return description;
+        }
+
+        @Override
+        public List<PortPairGroupId> portPairGroups() {
+            return  ImmutableList.copyOf(portPairGroupList);
+        }
+
+        @Override
+        public List<FlowClassifierId> flowClassifiers() {
+            return ImmutableList.copyOf(flowClassifierList);
+        }
+
+        @Override
+        public boolean exactMatch(PortChain portChain) {
+            return this.equals(portChain) &&
+                    Objects.equals(this.portChainId, portChain.portChainId()) &&
+                    Objects.equals(this.tenantId, portChain.tenantId());
+        }
+    }
+
+    /**
+     * Sets up the global values for all the tests.
+     */
+    @Before
+    public void setUpTest() {
+        SfcCodecContext context = new SfcCodecContext();
+        ServiceDirectory testDirectory = new TestServiceDirectory()
+        .add(PortChainService.class, portChainService)
+        .add(CodecService.class, context.codecManager());
+        BaseResource.setServiceDirectory(testDirectory);
+
+    }
+
+    /**
+     * Cleans up.
+     */
+    @After
+    public void tearDownTest() {
+    }
+
+    /**
+     * Tests the result of the rest api GET when there are no port chains.
+     */
+    @Test
+    public void testPortChainsEmpty() {
+
+        expect(portChainService.getPortChains()).andReturn(null).anyTimes();
+        replay(portChainService);
+        final WebResource rs = resource();
+        final String response = rs.path("port_chains").get(String.class);
+        assertThat(response, is("{\"port_chains\":[]}"));
+    }
+
+    /**
+     * Tests the result of a rest api GET for port chain id.
+     */
+    @Test
+    public void testGetPortChainId() {
+
+        final Set<PortChain> portChains = new HashSet<>();
+        portChains.add(portChain1);
+
+        expect(portChainService.exists(anyObject())).andReturn(true).anyTimes();
+        expect(portChainService.getPortChain(anyObject())).andReturn(portChain1).anyTimes();
+        replay(portChainService);
+
+        final WebResource rs = resource();
+        final String response = rs.path("port_chains/1278dcd4-459f-62ed-754b-87fc5e4a6751").get(String.class);
+        final JsonObject result = JsonObject.readFrom(response);
+        assertThat(result, notNullValue());
+    }
+
+    /**
+     * Tests that a fetch of a non-existent port chain object throws an exception.
+     */
+    @Test
+    public void testBadGet() {
+        expect(portChainService.getPortChain(anyObject()))
+        .andReturn(null).anyTimes();
+        replay(portChainService);
+        WebResource rs = resource();
+        try {
+            rs.path("port_chains/78dcd363-fc23-aeb6-f44b-56dc5aafb3ae").get(String.class);
+            fail("Fetch of non-existent port chain did not throw an exception");
+        } catch (UniformInterfaceException ex) {
+            assertThat(ex.getMessage(),
+                       containsString("returned a response status of"));
+        }
+    }
+
+    /**
+     * Tests creating a port chain with POST.
+     */
+    @Test
+    public void testPost() {
+
+        expect(portChainService.createPortChain(anyObject()))
+        .andReturn(true).anyTimes();
+        replay(portChainService);
+
+        WebResource rs = resource();
+        InputStream jsonStream = PortChainResourceTest.class.getResourceAsStream("post-PortChain.json");
+
+        ClientResponse response = rs.path("port_chains")
+                .type(MediaType.APPLICATION_JSON_TYPE)
+                .post(ClientResponse.class, jsonStream);
+        assertThat(response.getStatus(), is(HttpURLConnection.HTTP_OK));
+    }
+
+    /**
+     * Tests deleting a port chain.
+     */
+    @Test
+    public void testDelete() {
+        expect(portChainService.removePortChain(anyObject()))
+        .andReturn(true).anyTimes();
+        replay(portChainService);
+
+        WebResource rs = resource();
+
+        String location = "port_chains/1278dcd4-459f-62ed-754b-87fc5e4a6751";
+
+        ClientResponse deleteResponse = rs.path(location)
+                .type(MediaType.APPLICATION_JSON_TYPE)
+                .delete(ClientResponse.class);
+        assertThat(deleteResponse.getStatus(),
+                   is(HttpURLConnection.HTTP_NO_CONTENT));
+    }
+}
diff --git a/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairGroupResourceTest.java b/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairGroupResourceTest.java
new file mode 100644
index 00000000..c13f2141
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairGroupResourceTest.java
@@ -0,0 +1,234 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnweb.resources;
+
+import static org.easymock.EasyMock.anyObject;
+import static org.easymock.EasyMock.createMock;
+import static org.easymock.EasyMock.expect;
+import static org.easymock.EasyMock.replay;
+import static org.hamcrest.Matchers.containsString;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.fail;
+
+import java.io.InputStream;
+import java.net.HttpURLConnection;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Set;
+
+import javax.ws.rs.core.MediaType;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.osgi.ServiceDirectory;
+import org.onlab.osgi.TestServiceDirectory;
+import org.onlab.rest.BaseResource;
+import org.onosproject.codec.CodecService;
+import org.onosproject.vtnrsc.PortPairGroup;
+import org.onosproject.vtnrsc.PortPairGroupId;
+import org.onosproject.vtnrsc.PortPairId;
+import org.onosproject.vtnrsc.TenantId;
+import org.onosproject.vtnrsc.portpairgroup.PortPairGroupService;
+import org.onosproject.vtnweb.web.SfcCodecContext;
+
+import com.eclipsesource.json.JsonObject;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.Lists;
+import com.sun.jersey.api.client.ClientResponse;
+import com.sun.jersey.api.client.UniformInterfaceException;
+import com.sun.jersey.api.client.WebResource;
+/**
+ * Unit tests for port pair group REST APIs.
+ */
+public class PortPairGroupResourceTest extends VtnResourceTest {
+
+    final PortPairGroupService portPairGroupService = createMock(PortPairGroupService.class);
+
+    PortPairGroupId portPairGroupId1 = PortPairGroupId.of("4512d643-24fc-4fae-af4b-321c5e2eb3d1");
+    TenantId tenantId1 = TenantId.tenantId("d382007aa9904763a801f68ecf065cf5");
+    private final List<PortPairId> portPairList1 = Lists.newArrayList();
+
+    final MockPortPairGroup portPairGroup1 = new MockPortPairGroup(portPairGroupId1, tenantId1, "portPairGroup1",
+                                                                   "Mock port pair group", portPairList1);
+
+    /**
+     * Mock class for a port pair group.
+     */
+    private static class MockPortPairGroup implements PortPairGroup {
+
+        private final PortPairGroupId portPairGroupId;
+        private final TenantId tenantId;
+        private final String name;
+        private final String description;
+        private final List<PortPairId> portPairList;
+
+        public MockPortPairGroup(PortPairGroupId portPairGroupId, TenantId tenantId,
+                                 String name, String description,
+                                 List<PortPairId> portPairList) {
+
+            this.portPairGroupId = portPairGroupId;
+            this.tenantId = tenantId;
+            this.name = name;
+            this.description = description;
+            this.portPairList = portPairList;
+        }
+
+        @Override
+        public PortPairGroupId portPairGroupId() {
+            return portPairGroupId;
+        }
+
+        @Override
+        public TenantId tenantId() {
+            return tenantId;
+        }
+
+        @Override
+        public String name() {
+            return name;
+        }
+
+        @Override
+        public String description() {
+            return description;
+        }
+
+        @Override
+        public List<PortPairId> portPairs() {
+            return ImmutableList.copyOf(portPairList);
+        }
+
+        @Override
+        public boolean exactMatch(PortPairGroup portPairGroup) {
+            return this.equals(portPairGroup) &&
+                    Objects.equals(this.portPairGroupId, portPairGroup.portPairGroupId()) &&
+                    Objects.equals(this.tenantId, portPairGroup.tenantId());
+        }
+    }
+
+    /**
+     * Sets up the global values for all the tests.
+     */
+    @Before
+    public void setUpTest() {
+        SfcCodecContext context = new SfcCodecContext();
+        ServiceDirectory testDirectory = new TestServiceDirectory()
+        .add(PortPairGroupService.class, portPairGroupService)
+        .add(CodecService.class, context.codecManager());
+        BaseResource.setServiceDirectory(testDirectory);
+
+    }
+
+    /**
+     * Cleans up.
+     */
+    @After
+    public void tearDownTest() {
+    }
+
+    /**
+     * Tests the result of the rest api GET when there are no port pair groups.
+     */
+    @Test
+    public void testPortPairGroupsEmpty() {
+
+        expect(portPairGroupService.getPortPairGroups()).andReturn(null).anyTimes();
+        replay(portPairGroupService);
+        final WebResource rs = resource();
+        final String response = rs.path("port_pair_groups").get(String.class);
+        assertThat(response, is("{\"port_pair_groups\":[]}"));
+    }
+
+    /**
+     * Tests the result of a rest api GET for port pair group id.
+     */
+    @Test
+    public void testGetPortPairGroupId() {
+
+        final Set<PortPairGroup> portPairGroups = new HashSet<>();
+        portPairGroups.add(portPairGroup1);
+
+        expect(portPairGroupService.exists(anyObject())).andReturn(true).anyTimes();
+        expect(portPairGroupService.getPortPairGroup(anyObject())).andReturn(portPairGroup1).anyTimes();
+        replay(portPairGroupService);
+
+        final WebResource rs = resource();
+        final String response = rs.path("port_pair_groups/4512d643-24fc-4fae-af4b-321c5e2eb3d1").get(String.class);
+        final JsonObject result = JsonObject.readFrom(response);
+        assertThat(result, notNullValue());
+    }
+
+    /**
+     * Tests that a fetch of a non-existent port pair group object throws an exception.
+     */
+    @Test
+    public void testBadGet() {
+        expect(portPairGroupService.getPortPairGroup(anyObject()))
+        .andReturn(null).anyTimes();
+        replay(portPairGroupService);
+        WebResource rs = resource();
+        try {
+            rs.path("port_pair_groups/78dcd363-fc23-aeb6-f44b-56dc5aafb3ae").get(String.class);
+            fail("Fetch of non-existent port pair group did not throw an exception");
+        } catch (UniformInterfaceException ex) {
+            assertThat(ex.getMessage(),
+                       containsString("returned a response status of"));
+        }
+    }
+
+    /**
+     * Tests creating a port pair group with POST.
+     */
+    @Test
+    public void testPost() {
+
+        expect(portPairGroupService.createPortPairGroup(anyObject()))
+        .andReturn(true).anyTimes();
+        replay(portPairGroupService);
+
+        WebResource rs = resource();
+        InputStream jsonStream = PortPairGroupResourceTest.class.getResourceAsStream("post-PortPairGroup.json");
+
+        ClientResponse response = rs.path("port_pair_groups")
+                .type(MediaType.APPLICATION_JSON_TYPE)
+                .post(ClientResponse.class, jsonStream);
+        assertThat(response.getStatus(), is(HttpURLConnection.HTTP_OK));
+    }
+
+    /**
+     * Tests deleting a port pair group.
+     */
+    @Test
+    public void testDelete() {
+        expect(portPairGroupService.removePortPairGroup(anyObject()))
+        .andReturn(true).anyTimes();
+        replay(portPairGroupService);
+
+        WebResource rs = resource();
+
+        String location = "port_pair_groups/4512d643-24fc-4fae-af4b-321c5e2eb3d1";
+
+        ClientResponse deleteResponse = rs.path(location)
+                .type(MediaType.APPLICATION_JSON_TYPE)
+                .delete(ClientResponse.class);
+        assertThat(deleteResponse.getStatus(),
+                   is(HttpURLConnection.HTTP_NO_CONTENT));
+    }
+}
diff --git a/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairResourceTest.java b/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairResourceTest.java
index 271904cc..36014ec5 100644
--- a/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairResourceTest.java
+++ b/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/resources/PortPairResourceTest.java
@@ -39,10 +39,12 @@ import org.junit.Test;
 import org.onlab.osgi.ServiceDirectory;
 import org.onlab.osgi.TestServiceDirectory;
 import org.onlab.rest.BaseResource;
+import org.onosproject.codec.CodecService;
 import org.onosproject.vtnrsc.PortPair;
 import org.onosproject.vtnrsc.PortPairId;
 import org.onosproject.vtnrsc.TenantId;
 import org.onosproject.vtnrsc.portpair.PortPairService;
+import org.onosproject.vtnweb.web.SfcCodecContext;
 
 import com.eclipsesource.json.JsonObject;
 import com.sun.jersey.api.client.ClientResponse;
@@ -129,7 +131,10 @@ public class PortPairResourceTest extends VtnResourceTest {
      */
     @Before
     public void setUpTest() {
-        ServiceDirectory testDirectory = new TestServiceDirectory().add(PortPairService.class, portPairService);
+
+        SfcCodecContext context = new SfcCodecContext();
+        ServiceDirectory testDirectory = new TestServiceDirectory().add(PortPairService.class, portPairService)
+                .add(CodecService.class, context.codecManager());
         BaseResource.setServiceDirectory(testDirectory);
 
     }
diff --git a/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/web/SfcCodecContext.java b/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/web/SfcCodecContext.java
index fe9d7995..c56a4fcb 100644
--- a/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/web/SfcCodecContext.java
+++ b/framework/src/onos/apps/vtn/vtnweb/src/test/java/org/onosproject/vtnweb/web/SfcCodecContext.java
@@ -15,15 +15,10 @@
  */
 package org.onosproject.vtnweb.web;
 
-import java.util.Map;
-import java.util.concurrent.ConcurrentHashMap;
-
 import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.CodecService;
 import org.onosproject.codec.JsonCodec;
-import org.onosproject.vtnrsc.FlowClassifier;
-import org.onosproject.vtnrsc.PortChain;
-import org.onosproject.vtnrsc.PortPair;
-import org.onosproject.vtnrsc.PortPairGroup;
+import org.onosproject.codec.impl.CodecManager;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 
@@ -33,17 +28,16 @@ import com.fasterxml.jackson.databind.ObjectMapper;
 public class SfcCodecContext implements CodecContext {
 
     private final ObjectMapper mapper = new ObjectMapper();
-    private final Map<Class<?>, JsonCodec> codecs = new ConcurrentHashMap<>();
+    private final CodecManager codecManager = new CodecManager();
+    private final VtnCodecRegistrator manager = new VtnCodecRegistrator();
 
     /**
      * Constructs a new mock codec context.
      */
     public SfcCodecContext() {
-        codecs.clear();
-        registerCodec(PortPair.class, new PortPairCodec());
-        registerCodec(PortChain.class, new PortChainCodec());
-        registerCodec(PortPairGroup.class, new PortPairGroupCodec());
-        registerCodec(FlowClassifier.class, new FlowClassifierCodec());
+        codecManager.activate();
+        manager.codecService = codecManager;
+        manager.activate();
     }
 
     @Override
@@ -58,20 +52,17 @@ public class SfcCodecContext implements CodecContext {
         return null;
     }
 
+    @Override
+    public <T> JsonCodec<T> codec(Class<T> entityClass) {
+        return codecManager.getCodec(entityClass);
+    }
+
     /**
-     * Registers the specified JSON codec for the given entity class.
+     * Get the codec manager.
      *
-     * @param entityClass entity class
-     * @param codec       JSON codec
-     * @param <T>         entity type
+     * @return instance of codec manager
      */
-    public <T> void registerCodec(Class<T> entityClass, JsonCodec<T> codec) {
-        codecs.putIfAbsent(entityClass, codec);
-    }
-
-    @SuppressWarnings("unchecked")
-    @Override
-    public <T> JsonCodec<T> codec(Class<T> entityClass) {
-        return codecs.get(entityClass);
+    public CodecService codecManager() {
+        return codecManager;
     }
 }
diff --git a/framework/src/onos/apps/vtn/vtnweb/src/test/resources/org/onosproject/vtnweb/resources/post-PortChain.json b/framework/src/onos/apps/vtn/vtnweb/src/test/resources/org/onosproject/vtnweb/resources/post-PortChain.json
new file mode 100644
index 00000000..488e290f
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnweb/src/test/resources/org/onosproject/vtnweb/resources/post-PortChain.json
@@ -0,0 +1,15 @@
+{"port_pair": {
+    "id": "1278dcd4-459f-62ed-754b-87fc5e4a6751",
+    "name": "PC2",
+    "tenant_id": "d382007aa9904763a801f68ecf065cf5",
+    "description": "Two flows and two port-pair-groups",
+    "flow_classifiers": [
+        "456a4a34-2e9c-14ae-37fb-765feae2eb05",
+        "4a334cd4-fe9c-4fae-af4b-321c5e2eb051"
+    ],
+    "port_pair_groups": [
+        "4512d643-24fc-4fae-af4b-321c5e2eb3d1",
+        "4a634d49-76dc-4fae-af4b-321c5e23d651"
+    ]
+  }
+}
diff --git a/framework/src/onos/apps/vtn/vtnweb/src/test/resources/org/onosproject/vtnweb/resources/post-PortPairGroup.json b/framework/src/onos/apps/vtn/vtnweb/src/test/resources/org/onosproject/vtnweb/resources/post-PortPairGroup.json
new file mode 100644
index 00000000..f6a888d9
--- /dev/null
+++ b/framework/src/onos/apps/vtn/vtnweb/src/test/resources/org/onosproject/vtnweb/resources/post-PortPairGroup.json
@@ -0,0 +1,11 @@
+{"port_pair_group": {
+    "id": "4512d643-24fc-4fae-af4b-321c5e2eb3d1",
+    "name": "portPairGroup1",
+    "tenant_id": "d382007aa9904763a801f68ecf065cf5",
+    "description": "Mock port pair group",
+    "port_pairs": [
+        "875dfeda-43ed-23fe-454b-764feab2c342",
+        "78dcd363-fc23-aeb6-f44b-56dc5e2fb3ae"
+    ]
+}
+}
diff --git a/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/GroupsListCommand.java b/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/GroupsListCommand.java
index ee6d31b8..2b25744b 100644
--- a/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/GroupsListCommand.java
+++ b/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/GroupsListCommand.java
@@ -119,7 +119,7 @@ public class GroupsListCommand extends AbstractShellCommand {
     }
 
     private void printGroups(DeviceId deviceId, List<Group> groups) {
-        print("deviceId=%s", deviceId);
+        print("deviceId=%s, groupCount=%s", deviceId, groups.size());
         for (Group group : groups) {
             print(FORMAT, Integer.toHexString(group.id().id()), group.state(), group.type(),
                   group.bytes(), group.packets(), group.appId().name());
diff --git a/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/InterfaceAddCommand.java b/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/InterfaceAddCommand.java
index 4fd9b0df..ae4e410c 100644
--- a/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/InterfaceAddCommand.java
+++ b/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/InterfaceAddCommand.java
@@ -17,6 +17,7 @@
 package org.onosproject.cli.net;
 
 import com.google.common.collect.Sets;
+import org.apache.karaf.shell.commands.Argument;
 import org.apache.karaf.shell.commands.Command;
 import org.apache.karaf.shell.commands.Option;
 import org.onlab.packet.MacAddress;
@@ -36,11 +37,15 @@ import java.util.Set;
         description = "Adds a new configured interface")
 public class InterfaceAddCommand extends AbstractShellCommand {
 
-    @Option(name = "-c", aliases = "--connectPoint",
+    @Argument(index = 0, name = "port",
             description = "Device port that the interface is associated with",
             required = true, multiValued = false)
     private String connectPoint = null;
 
+    @Argument(index = 1, name = "name", description = "Interface name",
+            required = true, multiValued = false)
+    private String name = null;
+
     @Option(name = "-m", aliases = "--mac",
             description = "MAC address of the interface",
             required = false, multiValued = false)
@@ -72,10 +77,13 @@ public class InterfaceAddCommand extends AbstractShellCommand {
 
         VlanId vlanId = vlan == null ? VlanId.NONE : VlanId.vlanId(Short.parseShort(vlan));
 
-        Interface intf = new Interface(ConnectPoint.deviceConnectPoint(connectPoint),
+        Interface intf = new Interface(name,
+                ConnectPoint.deviceConnectPoint(connectPoint),
                 ipAddresses, macAddr, vlanId);
 
         interfaceService.add(intf);
+
+        print("Interface added");
     }
 
 }
diff --git a/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/InterfaceRemoveCommand.java b/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/InterfaceRemoveCommand.java
index 941a65db..0a7b5a16 100644
--- a/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/InterfaceRemoveCommand.java
+++ b/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/InterfaceRemoveCommand.java
@@ -18,7 +18,6 @@ package org.onosproject.cli.net;
 
 import org.apache.karaf.shell.commands.Argument;
 import org.apache.karaf.shell.commands.Command;
-import org.onlab.packet.VlanId;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.incubator.net.intf.InterfaceAdminService;
 import org.onosproject.net.ConnectPoint;
@@ -35,17 +34,23 @@ public class InterfaceRemoveCommand extends AbstractShellCommand {
             required = true, multiValued = false)
     private String connectPoint = null;
 
-    @Argument(index = 1, name = "vlan",
-            description = "Interface vlan",
+    @Argument(index = 1, name = "name",
+            description = "Interface name",
             required = true, multiValued = false)
-    private String vlan = null;
+    private String name = null;
 
     @Override
     protected void execute() {
         InterfaceAdminService interfaceService = get(InterfaceAdminService.class);
 
-        interfaceService.remove(ConnectPoint.deviceConnectPoint(connectPoint),
-                VlanId.vlanId(Short.parseShort(vlan)));
+        boolean success = interfaceService.remove(
+                ConnectPoint.deviceConnectPoint(connectPoint), name);
+
+        if (success) {
+            print("Interface removed");
+        } else {
+            print("Unable to remove interface");
+        }
     }
 
 }
diff --git a/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/InterfacesListCommand.java b/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/InterfacesListCommand.java
index aa93eb94..fb3e68c2 100644
--- a/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/InterfacesListCommand.java
+++ b/framework/src/onos/cli/src/main/java/org/onosproject/cli/net/InterfacesListCommand.java
@@ -17,6 +17,8 @@ package org.onosproject.cli.net;
 
 import com.google.common.collect.Lists;
 import org.apache.karaf.shell.commands.Command;
+import org.onlab.packet.MacAddress;
+import org.onlab.packet.VlanId;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.cli.Comparators;
 import org.onosproject.incubator.net.intf.Interface;
@@ -32,8 +34,12 @@ import java.util.List;
         description = "Lists all configured interfaces.")
 public class InterfacesListCommand extends AbstractShellCommand {
 
-    private static final String FORMAT =
-            "port=%s/%s, ips=%s, mac=%s, vlan=%s";
+    private static final String FORMAT = "%s: port=%s/%s";
+    private static final String IP_FORMAT = " ips=";
+    private static final String MAC_FORMAT = " mac=";
+    private static final String VLAN_FORMAT = " vlan=";
+
+    private static final String NO_NAME = "(unamed)";
 
     @Override
     protected void execute() {
@@ -43,10 +49,32 @@ public class InterfacesListCommand extends AbstractShellCommand {
 
         Collections.sort(interfaces, Comparators.INTERFACES_COMPARATOR);
 
-        for (Interface intf : interfaces) {
-            print(FORMAT, intf.connectPoint().deviceId(), intf.connectPoint().port(),
-                    intf.ipAddresses(), intf.mac(), intf.vlan());
+        interfaces.forEach(this::printInterface);
+    }
+
+    private void printInterface(Interface intf) {
+        StringBuilder formatStringBuilder = new StringBuilder(FORMAT);
+
+        if (!intf.ipAddresses().isEmpty()) {
+            formatStringBuilder.append(IP_FORMAT);
+            formatStringBuilder.append(intf.ipAddresses().toString());
+        }
+
+        if (!intf.mac().equals(MacAddress.NONE)) {
+            formatStringBuilder.append(MAC_FORMAT);
+            formatStringBuilder.append(intf.mac().toString());
+        }
+
+        if (!intf.vlan().equals(VlanId.NONE)) {
+            formatStringBuilder.append(VLAN_FORMAT);
+            formatStringBuilder.append(intf.vlan().toString());
         }
+
+        String name = (intf.name().equals(Interface.NO_INTERFACE_NAME)) ?
+                      NO_NAME : intf.name();
+
+        print(formatStringBuilder.toString(), name, intf.connectPoint().deviceId(),
+                intf.connectPoint().port());
     }
 
 }
diff --git a/framework/src/onos/cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml b/framework/src/onos/cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml
index 1f350c5b..b50c8bf7 100644
--- a/framework/src/onos/cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml
+++ b/framework/src/onos/cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml
@@ -358,15 +358,16 @@
         </command>
         <command>
             <action class="org.onosproject.cli.net.InterfaceAddCommand"/>
-            <optional-completers>
-                <entry key="-c" value-ref="connectPointCompleter"/>
-                <entry key="--connectPoint" value-ref="connectPointCompleter"/>
-            </optional-completers>
+            <completers>
+                <ref component-id="connectPointCompleter" />
+                <ref component-id="placeholderCompleter" />
+            </completers>
         </command>
         <command>
             <action class="org.onosproject.cli.net.InterfaceRemoveCommand"/>
             <completers>
                 <ref component-id="connectPointCompleter"/>
+                <ref component-id="placeholderCompleter" />
             </completers>
         </command>
         <command>
@@ -505,4 +506,6 @@
     <bean id="upDownCompleter" class="org.onosproject.cli.UpDownCompleter"/>
     <bean id="encapTypeCompleter" class="org.onosproject.cli.net.EncapTypeCompleter"/>
 
+    <bean id="placeholderCompleter" class="org.onosproject.cli.PlaceholderCompleter"/>
+
 </blueprint>
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/AnnotationKeys.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/AnnotationKeys.java
index 8c5fb790..38b599de 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/AnnotationKeys.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/AnnotationKeys.java
@@ -25,7 +25,6 @@ package org.onosproject.net;
  */
 public final class AnnotationKeys {
 
-
     // Prohibit instantiation
     private AnnotationKeys() {
     }
@@ -81,6 +80,12 @@ public final class AnnotationKeys {
     public static final String DURABLE = "durable";
 
     /**
+     * Annotation key for link metric; used by
+     * {@link org.onosproject.net.topology.MetricLinkWeight} function.
+     */
+    public static final String METRIC = "metric";
+
+    /**
      * Annotation key for latency.
      *
      * @deprecated since Cardinal
@@ -108,12 +113,23 @@ public final class AnnotationKeys {
     public static final String PORT_NAME = "portName";
 
     /**
+     * Annotation key for the port mac.
+     */
+    public static final String PORT_MAC = "portMac";
+
+    /**
      * Annotation key for the router ID.
      */
     public static final String ROUTER_ID = "routerId";
 
+    /**
+     * Annotation key for the static lambda.
+     */
     public static final String STATIC_LAMBDA = "staticLambda";
 
+    /**
+     * Annotation key for the static port.
+     */
     public static final String STATIC_PORT = "staticPort";
 
     /**
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/DefaultOchSignalComparator.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/DefaultOchSignalComparator.java
new file mode 100644
index 00000000..e605dcfd
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/DefaultOchSignalComparator.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.net;
+
+import java.util.Comparator;
+
+import static com.google.common.base.Preconditions.checkArgument;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Comparator implementation for OchSignal. Assumes identical grid type and channel spacing.
+ */
+public class DefaultOchSignalComparator implements Comparator<OchSignal> {
+    @Override
+    public int compare(OchSignal o1, OchSignal o2) {
+        checkNotNull(o1.gridType());
+        checkNotNull(o1.channelSpacing());
+
+        checkArgument(o1.gridType().equals(o2.gridType()));
+        checkArgument(o1.channelSpacing().equals(o2.channelSpacing()));
+
+        return o1.spacingMultiplier() * o1.slotGranularity() - o2.spacingMultiplier() * o2.slotGranularity();
+    }
+}
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/NshContextHeader.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/NshContextHeader.java
new file mode 100644
index 00000000..745b616f
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/NshContextHeader.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.net;
+
+import java.util.Objects;
+
+import com.google.common.base.MoreObjects;
+
+/*
+ * Representation of NSH context header value
+ */
+public final class NshContextHeader {
+
+    private final int nshContextHeader;
+
+    /**
+     * Default constructor.
+     *
+     * @param nshContextHeader nsh context header value.
+     */
+    private NshContextHeader(int nshContextHeader) {
+        this.nshContextHeader = nshContextHeader;
+    }
+
+    /**
+     * Returns the NshContextHeader by setting its value.
+     *
+     * @param nshContextHeader nsh context header value.
+     * @return NshContextHeader
+     */
+    public static NshContextHeader of(int nshContextHeader) {
+        return new NshContextHeader(nshContextHeader);
+    }
+
+
+    /**
+     * Returns nsh context header value.
+     *
+     * @return the nsh context header
+     */
+    public int nshContextHeader() {
+        return nshContextHeader;
+    }
+
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(nshContextHeader);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (!(obj instanceof NshContextHeader)) {
+            return false;
+        }
+        final NshContextHeader other = (NshContextHeader) obj;
+        return   Objects.equals(this.nshContextHeader, other.nshContextHeader);
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(this)
+                .add("nshContextHeader", nshContextHeader)
+                .toString();
+    }
+}
+
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/NshServiceIndex.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/NshServiceIndex.java
new file mode 100644
index 00000000..7e0c914c
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/NshServiceIndex.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.net;
+
+import java.util.Objects;
+
+import com.google.common.base.MoreObjects;
+
+/*
+ * Representation of NSH Service index
+ */
+public final class NshServiceIndex {
+    private static final short MASK = 0xFF;
+    private final short serviceIndex;
+
+    /**
+     * Default constructor.
+     *
+     * @param serviceIndex nsh service index
+     */
+    private NshServiceIndex(short serviceIndex) {
+        this.serviceIndex = (short) (serviceIndex & MASK);
+    }
+
+    /**
+     * Returns the NshServiceIndex by setting its value.
+     *
+     * @param serviceIndex nsh service index
+     * @return NshServiceIndex
+     */
+    public static NshServiceIndex of(short serviceIndex) {
+        return new NshServiceIndex(serviceIndex);
+    }
+
+
+    /**
+     * Returns nsh service index value.
+     *
+     * @return the nsh service index
+     */
+    public short serviceIndex() {
+        return serviceIndex;
+    }
+
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(serviceIndex);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (!(obj instanceof NshServiceIndex)) {
+            return false;
+        }
+        final NshServiceIndex other = (NshServiceIndex) obj;
+        return   Objects.equals(this.serviceIndex, other.serviceIndex);
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(this)
+                .add("serviceIndex", serviceIndex)
+                .toString();
+    }
+}
+
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/NshServicePathId.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/NshServicePathId.java
new file mode 100644
index 00000000..16fbc4e7
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/NshServicePathId.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.net;
+
+import java.util.Objects;
+
+import com.google.common.base.MoreObjects;
+
+/*
+ * Representation of NSH Service path Identifier
+ */
+public final class NshServicePathId {
+
+    private final int servicePathId;
+
+    /**
+     * Default constructor.
+     *
+     * @param servicePathId nsh service path identifier
+     */
+    private NshServicePathId(int servicePathId) {
+        this.servicePathId = servicePathId;
+    }
+
+    /**
+     * Returns the NshServicePathId by setting its value.
+     *
+     * @param servicePathId nsh service path identifier
+     * @return NshServicePathId
+     */
+    public static NshServicePathId of(int servicePathId) {
+        return new NshServicePathId(servicePathId);
+    }
+
+
+    /**
+     * Returns nsh context service path identifier.
+     *
+     * @return the nsh context service path id
+     */
+    public int servicePathId() {
+        return servicePathId;
+    }
+
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(servicePathId);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (!(obj instanceof NshServicePathId)) {
+            return false;
+        }
+        final NshServicePathId other = (NshServicePathId) obj;
+        return   Objects.equals(this.servicePathId, other.servicePathId);
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(this)
+                .add("servicePathId", servicePathId)
+                .toString();
+    }
+}
+
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/OchPort.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/OchPort.java
index eb956f2a..94d4d321 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/OchPort.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/OchPort.java
@@ -87,7 +87,9 @@ public class OchPort extends DefaultPort {
         if (this == obj) {
             return true;
         }
-        if (obj instanceof OchPort) {
+
+        // Subclass is considered as a change of identity, hence equals() will return false if class type don't match
+        if (obj != null && getClass() == obj.getClass()) {
             final OchPort other = (OchPort) obj;
             return Objects.equals(this.element().id(), other.element().id()) &&
                     Objects.equals(this.number(), other.number()) &&
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/OchSignal.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/OchSignal.java
index 5a5af34a..3adc9086 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/OchSignal.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/OchSignal.java
@@ -17,6 +17,7 @@ package org.onosproject.net;
 
 import com.google.common.base.MoreObjects;
 import org.onlab.util.Frequency;
+import org.onlab.util.Spectrum;
 
 import java.util.Objects;
 
@@ -32,7 +33,6 @@ import static com.google.common.base.Preconditions.checkNotNull;
  */
 public class OchSignal implements Lambda {
 
-    public static final Frequency CENTER_FREQUENCY = Frequency.ofTHz(193.1);
     public static final Frequency FLEX_GRID_SLOT = Frequency.ofGHz(12.5);
     private static final GridType DEFAULT_OCH_GRIDTYPE = GridType.DWDM;
     private static final ChannelSpacing DEFAULT_CHANNEL_SPACING = ChannelSpacing.CHL_50GHZ;
@@ -78,7 +78,7 @@ public class OchSignal implements Lambda {
 
         this.gridType = DEFAULT_OCH_GRIDTYPE;
         this.channelSpacing = DEFAULT_CHANNEL_SPACING;
-        this.spacingMultiplier = (int) (centerFrequency.subtract(OchSignal.CENTER_FREQUENCY).asHz() / grid.asHz());
+        this.spacingMultiplier = (int) (centerFrequency.subtract(Spectrum.CENTER_FREQUENCY).asHz() / grid.asHz());
         this.slotGranularity = (int) Math.round((double) grid.asHz() / ChannelSpacing.CHL_12P5GHZ.frequency().asHz());
     }
 
@@ -86,7 +86,7 @@ public class OchSignal implements Lambda {
         this.gridType = DEFAULT_OCH_GRIDTYPE;
         this.channelSpacing = channelSpacing;
         this.spacingMultiplier = (int) Math.round((double) centerFrequency.
-                subtract(OchSignal.CENTER_FREQUENCY).asHz() / channelSpacing().frequency().asHz());
+                subtract(Spectrum.CENTER_FREQUENCY).asHz() / channelSpacing().frequency().asHz());
         this.slotGranularity = slotGranularity;
     }
 
@@ -132,7 +132,7 @@ public class OchSignal implements Lambda {
      * @return frequency in MHz
      */
     public Frequency centralFrequency() {
-        return CENTER_FREQUENCY.add(channelSpacing().frequency().multiply(spacingMultiplier));
+        return Spectrum.CENTER_FREQUENCY.add(channelSpacing().frequency().multiply(spacingMultiplier));
     }
 
     /**
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/OduCltPort.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/OduCltPort.java
index e5602f36..f51393a4 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/OduCltPort.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/OduCltPort.java
@@ -71,7 +71,7 @@ public class OduCltPort extends DefaultPort {
         if (this == obj) {
             return true;
         }
-        if (obj instanceof OduCltPort) {
+        if (obj != null && getClass() == obj.getClass()) {
             final OduCltPort other = (OduCltPort) obj;
             return Objects.equals(this.element().id(), other.element().id()) &&
                     Objects.equals(this.number(), other.number()) &&
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/OmsPort.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/OmsPort.java
index 753834b5..d37fe75d 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/OmsPort.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/OmsPort.java
@@ -102,7 +102,7 @@ public class OmsPort extends DefaultPort {
         if (this == obj) {
             return true;
         }
-        if (obj instanceof OmsPort) {
+        if (obj != null && getClass() == obj.getClass()) {
             final OmsPort other = (OmsPort) obj;
             return Objects.equals(this.element().id(), other.element().id()) &&
                     Objects.equals(this.number(), other.number()) &&
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/behaviour/ExtensionSelectorResolver.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/behaviour/ExtensionSelectorResolver.java
new file mode 100644
index 00000000..d45dd53c
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/behaviour/ExtensionSelectorResolver.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.net.behaviour;
+
+import com.google.common.annotations.Beta;
+import org.onosproject.net.driver.HandlerBehaviour;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
+import org.onosproject.net.flow.criteria.ExtensionSelectorType;
+
+/**
+ * Provides access to the extension selectors implemented by this driver.
+ */
+@Beta
+public interface ExtensionSelectorResolver extends HandlerBehaviour {
+
+    /**
+     * Gets an extension selector instance of the specified type, if supported
+     * by the driver.
+     *
+     * @param type type of extension to get
+     * @return extension selector
+     * @throws UnsupportedOperationException if the extension type is not
+     * supported by this driver
+     */
+    ExtensionSelector getExtensionSelector(ExtensionSelectorType type);
+}
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/behaviour/ExtensionTreatmentResolver.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/behaviour/ExtensionTreatmentResolver.java
index 85f0216d..8ca05af3 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/behaviour/ExtensionTreatmentResolver.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/behaviour/ExtensionTreatmentResolver.java
@@ -22,13 +22,13 @@ import org.onosproject.net.flow.instructions.ExtensionTreatment;
 import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
 
 /**
- * Provides access to the extension implemented by this driver.
+ * Provides access to the extension treatments implemented by this driver.
  */
 @Beta
 public interface ExtensionTreatmentResolver extends HandlerBehaviour {
 
     /**
-     * Gets an extension instruction instance of the specified type, if supported
+     * Gets an extension treatment instance of the specified type, if supported
      * by the driver.
      *
      * @param type type of extension to get
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/behaviour/LambdaQuery.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/behaviour/LambdaQuery.java
new file mode 100644
index 00000000..e3b1d963
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/behaviour/LambdaQuery.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.net.behaviour;
+
+import com.google.common.annotations.Beta;
+import org.onosproject.net.OchSignal;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.driver.HandlerBehaviour;
+
+import java.util.SortedSet;
+
+/**
+ * A HandlerBehaviour to retrieve available wavelength resources.
+ */
+@Beta
+public interface LambdaQuery extends HandlerBehaviour {
+
+    // Currently returns set of FLEX GridType ochSignal instances
+    /**
+     * Returns set of Lambda instances which can be used at the port.
+     *
+     * @param port to be checked for the available resources.
+     * @return Set of OchSignals which can be used at the port.
+     */
+    SortedSet<OchSignal> queryLambdas(PortNumber port);
+}
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/config/basics/BasicHostConfig.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/config/basics/BasicHostConfig.java
index 2fe2b2c0..92946312 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/config/basics/BasicHostConfig.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/config/basics/BasicHostConfig.java
@@ -15,13 +15,83 @@
  */
 package org.onosproject.net.config.basics;
 
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import org.onlab.packet.IpAddress;
+import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.HostId;
+import java.util.HashSet;
+import java.util.Set;
 
 /**
  * Basic configuration for network end-station hosts.
  */
 public class BasicHostConfig extends BasicElementConfig<HostId> {
+    private static final String IPS = "ips";
+    private static final String LOCATION = "location";
 
-    // TODO: determine what aspects of configuration to add for hosts
+    @Override
+    public boolean isValid() {
+        return hasOnlyFields(IPS, LOCATION) &&
+                this.location() != null &&
+                this.ipAddresses() != null;
+    }
 
+    /**
+     * Gets location of the host.
+     *
+     * @return location of the host. Or null if not specified with correct format.
+     */
+    public ConnectPoint location() {
+        String location = get(LOCATION, null);
+
+        if (location != null) {
+            try {
+                return ConnectPoint.deviceConnectPoint(location);
+            } catch (Exception e) {
+                return null;
+            }
+        }
+        return null;
+    }
+
+    /**
+     * Sets the location of the host.
+     *
+     * @param location location of the host.
+     * @return the config of the host.
+     */
+    public BasicHostConfig setLocation(String location) {
+        return (BasicHostConfig) setOrClear(LOCATION, location);
+    }
+
+    /**
+     * Gets IP addresses of the host.
+     *
+     * @return IP addresses of the host. Or null if not specified with correct format.
+     */
+    public Set<IpAddress> ipAddresses() {
+        HashSet<IpAddress> ipAddresses = new HashSet<>();
+        if (object.has(IPS)) {
+            ArrayNode ipNodes = (ArrayNode) object.path(IPS);
+            try {
+                ipNodes.forEach(ipNode -> {
+                    ipAddresses.add(IpAddress.valueOf(ipNode.asText()));
+                });
+                return ipAddresses;
+            } catch (Exception e) {
+                return null;
+            }
+        }
+        return null;
+    }
+
+    /**
+     * Sets the IP addresses of the host.
+     *
+     * @param ipAddresses IP addresses of the host.
+     * @return the config of the host.
+     */
+    public BasicHostConfig setIps(Set<IpAddress> ipAddresses) {
+        return (BasicHostConfig) setOrClear(IPS, ipAddresses);
+    }
 }
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/config/basics/BasicLinkConfig.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/config/basics/BasicLinkConfig.java
index e962110c..ed807b8f 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/config/basics/BasicLinkConfig.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/config/basics/BasicLinkConfig.java
@@ -15,22 +15,32 @@
  */
 package org.onosproject.net.config.basics;
 
+import com.fasterxml.jackson.databind.JsonNode;
 import org.onosproject.net.Link;
 import org.onosproject.net.LinkKey;
-import com.fasterxml.jackson.databind.JsonNode;
 
 import java.time.Duration;
 
+import static org.onosproject.net.config.Config.FieldPresence.OPTIONAL;
+
 /**
  * Basic configuration for network infrastructure link.
  */
 public class BasicLinkConfig extends AllowedEntityConfig<LinkKey> {
 
     public static final String TYPE = "type";
+    public static final String METRIC = "metric";
     public static final String LATENCY = "latency";
     public static final String BANDWIDTH = "bandwidth";
     public static final String IS_DURABLE = "durable";
 
+    @Override
+    public boolean isValid() {
+        return hasOnlyFields(TYPE, METRIC, LATENCY, BANDWIDTH, IS_DURABLE) &&
+                isNumber(METRIC, OPTIONAL) && isNumber(LATENCY, OPTIONAL) &&
+                isNumber(BANDWIDTH, OPTIONAL);
+    }
+
     /**
      * Returns the link type.
      *
@@ -51,6 +61,27 @@ public class BasicLinkConfig extends AllowedEntityConfig<LinkKey> {
     }
 
     /**
+     * Returns link metric value for use by
+     * {@link org.onosproject.net.topology.MetricLinkWeight} function.
+     *
+     * @return link metric; -1 if not set
+     */
+    public double metric() {
+        return get(METRIC, -1);
+    }
+
+    /**
+     * Sets the link metric for use by
+     * {@link org.onosproject.net.topology.MetricLinkWeight} function.
+     *
+     * @param metric new metric; null to clear
+     * @return self
+     */
+    public BasicLinkConfig metric(Double metric) {
+        return (BasicLinkConfig) setOrClear(METRIC, metric);
+    }
+
+    /**
      * Returns link latency in terms of nanos.
      *
      * @return link latency; -1 if not set
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/AbstractExtensionTreatment.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/AbstractExtension.java
index ac7c771f..b48d69ce 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/AbstractExtensionTreatment.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/AbstractExtension.java
@@ -14,22 +14,25 @@
  * limitations under the License.
  */
 
-package org.onosproject.net.flow.instructions;
+package org.onosproject.net.flow;
+
+import org.onosproject.net.flow.instructions.ExtensionPropertyException;
 
 import java.lang.reflect.Field;
 import java.util.ArrayList;
 import java.util.List;
 
 /**
- * Abstract implementation of the set/get property methods of ExtensionInstruction.
+ * Abstract implementation of the set/get property methods of Extension.
  */
-public abstract class AbstractExtensionTreatment implements ExtensionTreatment {
+public abstract class AbstractExtension implements Extension {
 
     private static final String INVALID_KEY = "Invalid property key: ";
     private static final String INVALID_TYPE = "Given type does not match field type: ";
 
     @Override
-    public <T> void setPropertyValue(String key, T value) throws ExtensionPropertyException {
+    public <T> void setPropertyValue(String key, T value) throws
+            ExtensionPropertyException {
         Class<?> clazz = this.getClass();
         try {
             Field field = clazz.getDeclaredField(key);
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficSelector.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficSelector.java
index d3c2449c..0525d8fa 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficSelector.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficSelector.java
@@ -15,14 +15,8 @@
  */
 package org.onosproject.net.flow;
 
-import java.util.Collections;
-import java.util.Comparator;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Objects;
-import java.util.Set;
-import java.util.TreeSet;
-
+import com.google.common.base.MoreObjects;
+import com.google.common.collect.ImmutableSet;
 import org.onlab.packet.Ip4Address;
 import org.onlab.packet.Ip6Address;
 import org.onlab.packet.IpPrefix;
@@ -30,12 +24,19 @@ import org.onlab.packet.MacAddress;
 import org.onlab.packet.MplsLabel;
 import org.onlab.packet.TpPort;
 import org.onlab.packet.VlanId;
+import org.onosproject.net.DeviceId;
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.flow.criteria.Criteria;
 import org.onosproject.net.flow.criteria.Criterion;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
 
-import com.google.common.base.MoreObjects;
-import com.google.common.collect.ImmutableSet;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Set;
+import java.util.TreeSet;
 
 /**
  * Default traffic selector implementation.
@@ -379,6 +380,12 @@ public final class DefaultTrafficSelector implements TrafficSelector {
         }
 
         @Override
+        public TrafficSelector.Builder extension(ExtensionSelector extensionSelector,
+                                                 DeviceId deviceId) {
+            return add(Criteria.extension(extensionSelector, deviceId));
+        }
+
+        @Override
         public TrafficSelector build() {
             return new DefaultTrafficSelector(ImmutableSet.copyOf(selector.values()));
         }
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficTreatment.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficTreatment.java
index 22bff7dd..40291f57 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficTreatment.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficTreatment.java
@@ -489,6 +489,21 @@ public final class DefaultTrafficTreatment implements TrafficTreatment {
         }
 
         @Override
+        public Builder setArpSpa(IpAddress addr) {
+            return add(Instructions.modArpSpa(addr));
+        }
+
+        @Override
+        public Builder setArpSha(MacAddress addr) {
+            return add(Instructions.modArpSha(addr));
+        }
+
+        @Override
+        public Builder setArpOp(short op) {
+            return add(Instructions.modL3ArpOp(op));
+        }
+
+        @Override
         public TrafficTreatment.Builder extension(ExtensionTreatment extension,
                                                   DeviceId deviceId) {
             return add(Instructions.extension(extension, deviceId));
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/Extension.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/Extension.java
new file mode 100644
index 00000000..1d61542e
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/Extension.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.net.flow;
+
+import org.onosproject.net.flow.instructions.ExtensionPropertyException;
+
+import java.util.List;
+
+/**
+ * An extension to the northbound APIs.
+ */
+public interface Extension {
+
+    /**
+     * Sets a property on the extension.
+     *
+     * @param key property key
+     * @param value value to set for the given key
+     * @param <T> class of the value
+     * @throws ExtensionPropertyException if the given key is not a valid
+     * property on this extension
+     */
+    <T> void setPropertyValue(String key, T value) throws ExtensionPropertyException;
+
+    /**
+     * Gets a property value of an extension.
+     *
+     * @param key property key
+     * @param <T> class of the value
+     * @return value of the property
+     * @throws ExtensionPropertyException if the given key is not a valid
+     * property on this extension
+     */
+    <T> T getPropertyValue(String key) throws ExtensionPropertyException;
+
+    /**
+     * Gets a list of all properties on the extension.
+     *
+     * @return list of properties
+     */
+    List<String> getProperties();
+
+    /**
+     * Serialize the extension to a byte array.
+     *
+     * @return byte array
+     */
+    byte[] serialize();
+
+    /**
+     * Deserialize the extension from a byte array. The properties
+     * of this object will be overwritten with the data in the byte array.
+     *
+     * @param data input byte array
+     */
+    void deserialize(byte[] data);
+}
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/TrafficSelector.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/TrafficSelector.java
index b92281f5..0d055add 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/TrafficSelector.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/TrafficSelector.java
@@ -15,8 +15,6 @@
  */
 package org.onosproject.net.flow;
 
-import java.util.Set;
-
 import org.onlab.packet.Ip4Address;
 import org.onlab.packet.Ip6Address;
 import org.onlab.packet.IpPrefix;
@@ -24,8 +22,12 @@ import org.onlab.packet.MacAddress;
 import org.onlab.packet.MplsLabel;
 import org.onlab.packet.TpPort;
 import org.onlab.packet.VlanId;
+import org.onosproject.net.DeviceId;
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.flow.criteria.Criterion;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
+
+import java.util.Set;
 
 /**
  * Abstraction of a slice of network traffic.
@@ -427,6 +429,15 @@ public interface TrafficSelector {
         Builder matchArpOp(int arpOp);
 
         /**
+         * Uses an extension selector.
+         *
+         * @param extensionSelector extension selector
+         * @param deviceId device ID
+         * @return a selection builder
+         */
+        Builder extension(ExtensionSelector extensionSelector, DeviceId deviceId);
+
+        /**
          * Builds an immutable traffic selector.
          *
          * @return traffic selector
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/TrafficTreatment.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/TrafficTreatment.java
index 06b6ffa0..3e57925d 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/TrafficTreatment.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/TrafficTreatment.java
@@ -424,6 +424,30 @@ public interface TrafficTreatment {
         Builder setUdpDst(TpPort port);
 
         /**
+         * Sets the arp src ip address.
+         *
+         * @param addr an ip
+         * @return a treatment builder
+         */
+        Builder setArpSpa(IpAddress addr);
+
+        /**
+         * Sets the arp src mac address.
+         *
+         * @param addr a macaddress
+         * @return a treatment builder
+         */
+        Builder setArpSha(MacAddress addr);
+
+        /**
+         * Sets the arp operation.
+         *
+         * @param op the value of arp operation.
+         * @return a treatment builder.
+         */
+        Builder setArpOp(short op);
+
+        /**
          * Uses an extension treatment.
          *
          * @param extension extension treatment
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/Criteria.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/Criteria.java
index a28a4ab9..c94b1e02 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/Criteria.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/Criteria.java
@@ -23,6 +23,7 @@ import org.onlab.packet.MacAddress;
 import org.onlab.packet.MplsLabel;
 import org.onlab.packet.TpPort;
 import org.onlab.packet.VlanId;
+import org.onosproject.net.DeviceId;
 import org.onosproject.net.IndexedLambda;
 import org.onosproject.net.Lambda;
 import org.onosproject.net.OchSignal;
@@ -579,6 +580,33 @@ public final class Criteria {
         return new ArpOpCriterion(arpOp, Type.ARP_OP);
     }
 
+    /**
+     * Creates a match on PBB I-SID field using the specific value.
+     *
+     * @param pbbIsid PBB I-SID
+     * @return match criterion
+     */
+    public static Criterion matchPbbIsid(int pbbIsid) {
+        return new PbbIsidCriterion(pbbIsid);
+    }
+
+    /**
+     * Creates an extension criterion for the specified extension selector.
+     *
+     * @param extensionSelector extension selector
+     * @param deviceId device ID
+     * @return match criterion
+     */
+    public static Criterion extension(ExtensionSelector extensionSelector,
+                                      DeviceId deviceId) {
+        return new ExtensionCriterion(extensionSelector, deviceId);
+    }
+
+    /**
+     * Creates a dummy criterion.
+     *
+     * @return match criterion
+     */
     public static Criterion dummy() {
         return new DummyCriterion();
     }
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/Criterion.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/Criterion.java
index 26665246..17557b9d 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/Criterion.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/Criterion.java
@@ -177,6 +177,9 @@ public interface Criterion {
         /** ODU (Optical channel Data Unit) signal type. */
         ODU_SIGTYPE,
 
+        /** Extension criterion. */
+        EXTENSION,
+
         /** An empty criterion. */
         DUMMY
     }
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionCriterion.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionCriterion.java
new file mode 100644
index 00000000..646b4184
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionCriterion.java
@@ -0,0 +1,92 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.net.flow.criteria;
+
+import org.onosproject.net.DeviceId;
+
+import java.util.Objects;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+/**
+ * Criterion for implementing selector extensions.
+ */
+public class ExtensionCriterion implements Criterion {
+
+    private final ExtensionSelector extensionSelector;
+    private final DeviceId deviceId;
+
+    /**
+     * Constructor.
+     *
+     * @param extensionSelector extension selector
+     */
+    public ExtensionCriterion(ExtensionSelector extensionSelector, DeviceId deviceId) {
+        this.extensionSelector = extensionSelector;
+        this.deviceId = deviceId;
+    }
+
+    /**
+     * Returns the extension selector.
+     *
+     * @return extension selector
+     */
+    public ExtensionSelector extensionSelector() {
+        return extensionSelector;
+    }
+
+    /**
+     * Returns the device ID.
+     *
+     * @return device ID
+     */
+    public DeviceId deviceId() {
+        return deviceId;
+    }
+
+    @Override
+    public Type type() {
+        return Type.EXTENSION;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(type().toString())
+                .add("extensionSelector", extensionSelector.toString())
+                .add("deviceId", deviceId)
+                .toString();
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(type().ordinal(), extensionSelector, deviceId);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof ExtensionCriterion) {
+            ExtensionCriterion that = (ExtensionCriterion) obj;
+            return Objects.equals(extensionSelector, that.extensionSelector) &&
+                    Objects.equals(deviceId, that.deviceId) &&
+                    Objects.equals(this.type(), that.type());
+        }
+        return false;
+    }
+}
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionSelector.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionSelector.java
new file mode 100644
index 00000000..d3cebb37
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionSelector.java
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.net.flow.criteria;
+
+import org.onosproject.net.flow.Extension;
+
+/**
+ * An extension for the selector API.
+ */
+public interface ExtensionSelector extends Extension {
+
+    /**
+     * Gets the type of the extension selector.
+     *
+     * @return type
+     */
+    ExtensionSelectorType type();
+}
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionSelectorType.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionSelectorType.java
new file mode 100644
index 00000000..fa8f0923
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionSelectorType.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.net.flow.criteria;
+
+import com.google.common.annotations.Beta;
+import com.google.common.base.MoreObjects;
+
+import java.util.Objects;
+
+/**
+ * Type of selector extensions.
+ */
+@Beta
+public class ExtensionSelectorType {
+
+    /**
+     * A list of well-known named extension selector type codes.
+     * These numbers have no impact on the actual OF type id.
+     */
+    public enum ExtensionSelectorTypes {
+        NICIRA_MATCH_NSH_SPI(0),
+        NICIRA_MATCH_NSH_SI(1),
+        NICIRA_MATCH_NSH_CH1(2),
+        NICIRA_MATCH_NSH_CH2(3),
+        NICIRA_MATCH_NSH_CH3(4),
+        NICIRA_MATCH_NSH_CH4(5);
+
+
+        private ExtensionSelectorType type;
+
+        /**
+         * Creates a new named extension selector type.
+         *
+         * @param type type code
+         */
+        ExtensionSelectorTypes(int type) {
+            this.type = new ExtensionSelectorType(type);
+        }
+
+        /**
+         * Gets the extension type object for this named type code.
+         *
+         * @return extension type object
+         */
+        public ExtensionSelectorType type() {
+            return type;
+        }
+    }
+
+    private final int type;
+
+    /**
+     * Creates an extension type with the given int type code.
+     *
+     * @param type type code
+     */
+    public ExtensionSelectorType(int type) {
+        this.type = type;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(type);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof ExtensionSelectorType) {
+            final ExtensionSelectorType that = (ExtensionSelectorType) obj;
+            return this.type == that.type;
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(ExtensionSelectorType.class)
+                .add("type", type)
+                .toString();
+    }
+}
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/OduSignalIdCriterion.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/OduSignalIdCriterion.java
index cb513397..21018544 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/OduSignalIdCriterion.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/OduSignalIdCriterion.java
@@ -74,7 +74,7 @@ public final class OduSignalIdCriterion implements Criterion {
 
     @Override
     public String toString() {
-        return  toStringHelper(type().toString())
+        return  toStringHelper(this)
                 .add("oduSignalId", oduSignalId)
                 .toString();
     }
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/OduSignalTypeCriterion.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/OduSignalTypeCriterion.java
index d92880db..f4854339 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/OduSignalTypeCriterion.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/OduSignalTypeCriterion.java
@@ -74,7 +74,7 @@ public final class OduSignalTypeCriterion implements Criterion {
 
     @Override
     public String toString() {
-        return toStringHelper(type().toString())
+        return toStringHelper(this)
                 .add("signalType", signalType)
                 .toString();
     }
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/PbbIsidCriterion.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/PbbIsidCriterion.java
new file mode 100644
index 00000000..979aa6bd
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/criteria/PbbIsidCriterion.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.net.flow.criteria;
+
+import java.util.Objects;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+/**
+ * Implementation of PBB I-SID criterion (24 bits unsigned integer).
+ */
+public final class PbbIsidCriterion implements Criterion {
+    private static final int MASK = 0xfffff;
+    private final int pbbIsid;              // PBB I-SID: 24 bits
+
+    /**
+     * Constructor.
+     *
+     * @param pbbIsid the PBB I-SID to match (24 bits)
+     */
+    PbbIsidCriterion(int pbbIsid) {
+        this.pbbIsid = pbbIsid & MASK;
+    }
+
+    @Override
+    public Criterion.Type type() {
+        return Criterion.Type.PBB_ISID;
+    }
+
+    /**
+     * Gets the PBB I-SID to match.
+     *
+     * @return the PBB I-SID to match (24 bits)
+     */
+    public int pbbIsid() {
+        return this.pbbIsid;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(type().toString())
+                .add("pbbIsid", Long.toHexString(pbbIsid)).toString();
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(type().ordinal(), pbbIsid);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof PbbIsidCriterion) {
+            PbbIsidCriterion that = (PbbIsidCriterion) obj;
+            return Objects.equals(pbbIsid, that.pbbIsid) &&
+                    Objects.equals(this.type(), that.type());
+        }
+        return false;
+    }
+}
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/ExtensionTreatment.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/ExtensionTreatment.java
index 0e8885ed..3df152e9 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/ExtensionTreatment.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/ExtensionTreatment.java
@@ -16,63 +16,18 @@
 
 package org.onosproject.net.flow.instructions;
 
-import java.util.List;
+import org.onosproject.net.flow.Extension;
 
 /**
- * An extensible instruction type.
+ * An extension for the treatment API.
  */
-public interface ExtensionTreatment {
+public interface ExtensionTreatment extends Extension {
 
     /**
-     * Gets the type of the extension instruction.
+     * Gets the type of the treatment extension.
      *
      * @return type
      */
     ExtensionTreatmentType type();
 
-    /**
-     * Sets a property on the extension instruction.
-     *
-     * @param key property key
-     * @param value value to set for the given key
-     * @param <T> class of the value
-     * @throws ExtensionPropertyException if the given key is not a valid
-     * property on this extension instruction
-     */
-    <T> void setPropertyValue(String key, T value) throws ExtensionPropertyException;
-
-    /**
-     * Gets a property value of an extension instruction.
-     *
-     * @param key property key
-     * @param <T> class of the value
-     * @return value of the property
-     * @throws ExtensionPropertyException if the given key is not a valid
-     * property on this extension instruction
-     */
-    <T> T getPropertyValue(String key) throws ExtensionPropertyException;
-
-    /**
-     * Gets a list of all properties on the extension instruction.
-     *
-     * @return list of properties
-     */
-    List<String> getProperties();
-
-    /**
-     * Serialize the extension instruction to a byte array.
-     *
-     * @return byte array
-     */
-    byte[] serialize();
-
-    /**
-     * Deserialize the extension instruction from a byte array. The properties
-     * of this object will be overwritten with the data in the byte array.
-     *
-     * @param data input byte array
-     */
-    void deserialize(byte[] data);
-
-
 }
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/ExtensionTreatmentType.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/ExtensionTreatmentType.java
index 38fbc279..f597a46c 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/ExtensionTreatmentType.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/ExtensionTreatmentType.java
@@ -22,7 +22,7 @@ import com.google.common.base.MoreObjects;
 import java.util.Objects;
 
 /**
- * Type of extension instructions.
+ * Type of treatment extensions.
  */
 @Beta
 public final class ExtensionTreatmentType {
@@ -32,15 +32,24 @@ public final class ExtensionTreatmentType {
      * These numbers have no impact on the actual OF type id.
      */
     public enum ExtensionTreatmentTypes {
-        // TODO fix type numbers to include experimenter id
         NICIRA_SET_TUNNEL_DST(0),
         NICIRA_RESUBMIT(1),
-        NICIRA_SET_NSH_SPI(32);
+        NICIRA_RESUBMIT_TABLE(14),
+        NICIRA_SET_NSH_SPI(32),
+        NICIRA_SET_NSH_SI(33),
+        NICIRA_SET_NSH_CH1(34),
+        NICIRA_SET_NSH_CH2(35),
+        NICIRA_SET_NSH_CH3(36),
+        NICIRA_SET_NSH_CH4(37),
+        NICIRA_MOV_ARP_SHA_TO_THA(2),
+        NICIRA_MOV_ARP_SPA_TO_TPA(3),
+        NICIRA_MOV_ETH_SRC_TO_DST(4),
+        NICIRA_MOV_IP_SRC_TO_DST(5);
 
         private ExtensionTreatmentType type;
 
         /**
-         * Creates a new named extension instruction type.
+         * Creates a new named extension treatment type.
          *
          * @param type type code
          */
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/Instructions.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/Instructions.java
index 4643b315..8ed882c8 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/Instructions.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/Instructions.java
@@ -35,6 +35,9 @@ import org.onosproject.net.flow.instructions.L0ModificationInstruction.ModOchSig
 import org.onosproject.net.flow.instructions.L1ModificationInstruction.ModOduSignalIdInstruction;
 import org.onosproject.net.flow.instructions.L3ModificationInstruction.L3SubType;
 import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModIPInstruction;
+import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModArpIPInstruction;
+import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModArpEthInstruction;
+import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModArpOpInstruction;
 import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModIPv6FlowLabelInstruction;
 import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModTtlInstruction;
 import org.onosproject.net.flow.instructions.L4ModificationInstruction.L4SubType;
@@ -299,6 +302,39 @@ public final class Instructions {
     }
 
     /**
+     * Creates a L3 ARP IP src modification.
+     *
+     * @param addr the ip address to modify to
+     * @return a L3 modification
+     */
+    public static L3ModificationInstruction modArpSpa(IpAddress addr) {
+        checkNotNull(addr, "Src l3 ARP IP address cannot be null");
+        return new ModArpIPInstruction(L3SubType.ARP_SPA, addr);
+    }
+
+    /**
+     * Creates a l3 ARP Ether src modification.
+     *
+     * @param addr the mac address to modify to
+     * @return a l3 modification
+     */
+    public static L3ModificationInstruction modArpSha(MacAddress addr) {
+        checkNotNull(addr, "Src l3 ARP address cannot be null");
+        return new ModArpEthInstruction(L3SubType.ARP_SHA, addr);
+    }
+
+    /**
+     * Creates a l3 ARP operation modification.
+     *
+     * @param op the ARP operation to modify to
+     * @return a l3 modification
+     */
+    public static L3ModificationInstruction modL3ArpOp(short op) {
+        checkNotNull(op, "Arp operation cannot be null");
+        return new ModArpOpInstruction(L3SubType.ARP_OP, op);
+    }
+
+    /**
      * Creates a push MPLS header instruction.
      *
      * @return a L2 modification.
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/L3ModificationInstruction.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/L3ModificationInstruction.java
index 41819504..0efe9a77 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/L3ModificationInstruction.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/instructions/L3ModificationInstruction.java
@@ -20,6 +20,7 @@ import static com.google.common.base.MoreObjects.toStringHelper;
 import java.util.Objects;
 
 import org.onlab.packet.IpAddress;
+import org.onlab.packet.MacAddress;
 
 /**
  * Abstraction of a single traffic treatment step.
@@ -68,7 +69,22 @@ public abstract class L3ModificationInstruction implements Instruction {
         /**
          * Copy TTL in.
          */
-        TTL_IN
+        TTL_IN,
+
+        /**
+         * ARP IP src modification.
+         */
+        ARP_SPA,
+
+        /**
+         * ARP Ether src modification.
+         */
+        ARP_SHA,
+
+        /**
+         * Arp operation modification.
+         */
+        ARP_OP
 
         //TODO: remaining types
     }
@@ -133,6 +149,150 @@ public abstract class L3ModificationInstruction implements Instruction {
     }
 
     /**
+     * Represents a L3 ARP IP src/dst modification instruction.
+     */
+    public static final class ModArpIPInstruction extends L3ModificationInstruction {
+
+        private final L3SubType subtype;
+        private final IpAddress ip;
+
+        ModArpIPInstruction(L3SubType subType, IpAddress addr) {
+
+            this.subtype = subType;
+            this.ip = addr;
+        }
+
+        @Override
+        public L3SubType subtype() {
+            return this.subtype;
+        }
+
+        public IpAddress ip() {
+            return this.ip;
+        }
+
+        @Override
+        public String toString() {
+            return toStringHelper(subtype().toString())
+                    .add("ip", ip).toString();
+        }
+
+        @Override
+        public int hashCode() {
+            return Objects.hash(type(), subtype(), ip);
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            if (this == obj) {
+                return true;
+            }
+            if (obj instanceof ModArpIPInstruction) {
+                ModArpIPInstruction that = (ModArpIPInstruction) obj;
+                return  Objects.equals(ip, that.ip) &&
+                        Objects.equals(this.subtype(), that.subtype());
+            }
+            return false;
+        }
+    }
+
+    /**
+     * Represents a L3 ARP Ether src/dst modification instruction.
+     */
+    public static final class ModArpEthInstruction extends L3ModificationInstruction {
+
+        private final L3SubType subtype;
+        private final MacAddress mac;
+
+        ModArpEthInstruction(L3SubType subType, MacAddress addr) {
+
+            this.subtype = subType;
+            this.mac = addr;
+        }
+
+        @Override
+        public L3SubType subtype() {
+            return this.subtype;
+        }
+
+        public MacAddress mac() {
+            return this.mac;
+        }
+
+        @Override
+        public String toString() {
+            return toStringHelper(subtype().toString())
+                    .add("mac", mac).toString();
+        }
+
+        @Override
+        public int hashCode() {
+            return Objects.hash(type(), subtype(), mac);
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            if (this == obj) {
+                return true;
+            }
+            if (obj instanceof ModArpEthInstruction) {
+                ModArpEthInstruction that = (ModArpEthInstruction) obj;
+                return  Objects.equals(mac, that.mac) &&
+                        Objects.equals(this.subtype(), that.subtype());
+            }
+            return false;
+        }
+    }
+
+    /**
+     * Represents a L3 ARP operation modification instruction.
+     */
+    public static final class ModArpOpInstruction extends L3ModificationInstruction {
+
+        private final L3SubType subtype;
+        private final short op;
+
+        ModArpOpInstruction(L3SubType subType, short op) {
+
+            this.subtype = subType;
+            this.op = op;
+        }
+
+        @Override
+        public L3SubType subtype() {
+            return this.subtype;
+        }
+
+        public long op() {
+            return this.op;
+        }
+
+        @Override
+        public String toString() {
+            return toStringHelper(subtype().toString())
+                    .add("op", op).toString();
+        }
+
+        @Override
+        public int hashCode() {
+            return Objects.hash(type(), subtype(), op);
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            if (this == obj) {
+                return true;
+            }
+            if (obj instanceof ModArpOpInstruction) {
+                ModArpOpInstruction that = (ModArpOpInstruction) obj;
+                return  Objects.equals(op, that.op) &&
+                        Objects.equals(this.subtype(), that.subtype());
+            }
+            return false;
+        }
+    }
+
+    /**
      * Represents a L3 IPv6 Flow Label (RFC 6437) modification instruction
      * (20 bits unsigned integer).
      */
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/DefaultFilteringObjective.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/DefaultFilteringObjective.java
index 06305bf7..4d9d7225 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/DefaultFilteringObjective.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/DefaultFilteringObjective.java
@@ -196,7 +196,7 @@ public final class DefaultFilteringObjective implements FilteringObjective {
         }
 
         @Override
-        public Builder setMeta(TrafficTreatment treatment) {
+        public Builder withMeta(TrafficTreatment treatment) {
             this.meta = treatment;
             return this;
         }
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/DefaultNextObjective.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/DefaultNextObjective.java
index 4701589f..bd580507 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/DefaultNextObjective.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/DefaultNextObjective.java
@@ -181,7 +181,7 @@ public final class DefaultNextObjective implements NextObjective {
         }
 
         @Override
-        public Builder setMeta(TrafficSelector meta) {
+        public Builder withMeta(TrafficSelector meta) {
             this.meta = meta;
             return this;
         }
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/FilteringObjective.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/FilteringObjective.java
index 29257c61..8ed793d0 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/FilteringObjective.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/FilteringObjective.java
@@ -133,7 +133,7 @@ public interface FilteringObjective extends Objective {
          * @param treatment traffic treatment to use
          * @return a filtering builder
          */
-        Builder setMeta(TrafficTreatment treatment);
+        Builder withMeta(TrafficTreatment treatment);
 
         /**
          * Assigns an application id.
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/NextObjective.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/NextObjective.java
index 08916eb2..36098d71 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/NextObjective.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flowobjective/NextObjective.java
@@ -147,7 +147,7 @@ public interface NextObjective extends Objective {
          * @param selector match conditions
          * @return an objective builder
          */
-        Builder setMeta(TrafficSelector selector);
+        Builder withMeta(TrafficSelector selector);
 
         /**
          * Builds the next objective that will be added.
diff --git a/framework/src/onos/apps/sdnip/src/main/java/org/onosproject/sdnip/IntentUtils.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/IntentUtils.java
index 863de12a..f6e33b6b 100644
--- a/framework/src/onos/apps/sdnip/src/main/java/org/onosproject/sdnip/IntentUtils.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/IntentUtils.java
@@ -14,12 +14,8 @@
  * limitations under the License.
  */
 
-package org.onosproject.sdnip;
+package org.onosproject.net.intent;
 
-import org.onosproject.net.intent.Intent;
-import org.onosproject.net.intent.MultiPointToSinglePointIntent;
-import org.onosproject.net.intent.PointToPointIntent;
-import org.onosproject.net.intent.SinglePointToMultiPointIntent;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -33,7 +29,6 @@ public final class IntentUtils {
     private static final Logger log = LoggerFactory.getLogger(IntentUtils.class);
 
     private IntentUtils() {
-
     }
 
     /**
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/mcast/MulticastRouteService.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/mcast/MulticastRouteService.java
index 56e87c55..bf65033a 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/mcast/MulticastRouteService.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/mcast/MulticastRouteService.java
@@ -16,6 +16,7 @@
 package org.onosproject.net.mcast;
 
 import com.google.common.annotations.Beta;
+import org.onosproject.event.ListenerService;
 import org.onosproject.net.ConnectPoint;
 
 import java.util.List;
@@ -24,7 +25,8 @@ import java.util.List;
  * A service interface for maintaining multicast information.
  */
 @Beta
-public interface MulticastRouteService {
+public interface MulticastRouteService
+        extends ListenerService<McastEvent, McastListener> {
 
     /**
      * Adds a route to the information base.
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/newresource/ResourcePath.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/newresource/ResourcePath.java
index c0c4e34f..72f8ac01 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/newresource/ResourcePath.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/newresource/ResourcePath.java
@@ -18,6 +18,8 @@ package org.onosproject.net.newresource;
 import com.google.common.annotations.Beta;
 import com.google.common.base.MoreObjects;
 import com.google.common.collect.ImmutableList;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.PortNumber;
 
 import java.util.LinkedList;
 import java.util.List;
@@ -41,8 +43,8 @@ import static com.google.common.base.Preconditions.checkState;
  * A double value is associated with a continuous type value.
  *
  * Users of this class must keep the semantics of resources regarding the hierarchical structure.
- * For example, resource path, Link:1/VLAN ID:100, is valid, but resource path, VLAN ID:100/Link:1
- * is not valid because a link is not a sub-component of a VLAN ID.
+ * For example, resource path, Device:1/Port:1/VLAN ID:100, is valid, but resource path,
+ * VLAN ID:100/Device:1/Port:1 is not valid because a link is not a sub-component of a VLAN ID.
  */
 @Beta
 public abstract class ResourcePath {
@@ -52,29 +54,73 @@ public abstract class ResourcePath {
 
     public static final Discrete ROOT = new Discrete();
 
+    public static ResourcePath discrete(DeviceId device) {
+        return new Discrete(ImmutableList.of(device));
+    }
+
     /**
      * Creates an resource path which represents a discrete-type resource from the specified components.
      *
-     * @param components components of the path. The order represents hierarchical structure of the resource.
+     * @param device device ID which is the first component of the path
+     * @param components following components of the path. The order represents hierarchical structure of the resource.
      * @return resource path instance
      */
-    public static ResourcePath discrete(Object... components) {
-        if (components.length == 0) {
-            return ROOT;
-        } else {
-            return new Discrete(ImmutableList.copyOf(components));
-        }
+    public static ResourcePath discrete(DeviceId device, Object... components) {
+        return new Discrete(ImmutableList.builder()
+                .add(device)
+                .add(components)
+                .build());
+    }
+
+    /**
+     * Creates an resource path which represents a discrete-type resource from the specified components.
+     *
+     * @param device device ID which is the first component of the path
+     * @param port port number which is the second component of the path
+     * @param components following components of the path. The order represents hierarchical structure of the resource.
+     * @return resource path instance
+     */
+    public static ResourcePath discrete(DeviceId device, PortNumber port, Object... components) {
+        return new Discrete(ImmutableList.builder()
+                .add(device)
+                .add(port)
+                .add(components)
+                .build());
     }
 
     /**
      * Creates an resource path which represents a continuous-type resource from the specified components.
      *
      * @param value amount of the resource
-     * @param components components of the path. The order represents hierarchical structure of the resource.
+     * @param device device ID which is the first component of the path
+     * @param components following components of the path. The order represents hierarchical structure of the resource.
+     * @return resource path instance
+     */
+    public static ResourcePath continuous(double value, DeviceId device, Object... components) {
+        checkArgument(components.length > 0,
+                "Length of components must be greater thant 0, but " + components.length);
+
+        return new Continuous(ImmutableList.builder()
+                .add(device)
+                .add(components)
+                .build(), value);
+    }
+
+    /**
+     * Creates an resource path which represents a continuous-type resource from the specified components.
+     *
+     * @param value amount of the resource
+     * @param device device ID which is the first component of the path.
+     * @param port port number which is the second component of the path.
+     * @param components following components of the path. The order represents hierarchical structure of the resource.
      * @return resource path instance
      */
-    public static ResourcePath continuous(double value, Object... components) {
-        return new Continuous(ImmutableList.copyOf(components), value);
+    public static ResourcePath continuous(double value, DeviceId device, PortNumber port, Object... components) {
+        return new Continuous(ImmutableList.builder()
+                .add(device)
+                .add(port)
+                .add(components)
+                .build(), value);
     }
 
     /**
@@ -82,7 +128,7 @@ public abstract class ResourcePath {
      *
      * @param components components of the path. The order represents hierarchical structure of the resource.
      */
-    ResourcePath(List<Object> components) {
+    protected ResourcePath(List<Object> components) {
         checkNotNull(components);
         checkArgument(!components.isEmpty());
 
@@ -101,7 +147,7 @@ public abstract class ResourcePath {
      * @param parent the parent of this resource
      * @param last a child of the parent
      */
-    ResourcePath(Discrete parent, Object last) {
+    protected ResourcePath(Discrete parent, Object last) {
         checkNotNull(parent);
         checkNotNull(last);
 
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/GeoDistanceLinkWeight.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/GeoDistanceLinkWeight.java
new file mode 100644
index 00000000..c966902e
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/GeoDistanceLinkWeight.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.net.topology;
+
+import org.onlab.util.GeoLocation;
+import org.onosproject.net.AnnotationKeys;
+import org.onosproject.net.Annotations;
+import org.onosproject.net.Device;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.device.DeviceService;
+
+import static java.lang.Double.MAX_VALUE;
+
+/**
+ * Link weight for measuring link cost using the geo distance between link
+ * vertices as determined by the element longitude/latitude annotation.
+ */
+public class GeoDistanceLinkWeight implements LinkWeight {
+
+    private static final double MAX_KM = 40_075 / 2.0;
+
+    private final DeviceService deviceService;
+
+    /**
+     * Creates a new link-weight with access to the specified device service.
+     *
+     * @param deviceService device service reference
+     */
+    public GeoDistanceLinkWeight(DeviceService deviceService) {
+        this.deviceService = deviceService;
+    }
+
+    @Override
+    public double weight(TopologyEdge edge) {
+        GeoLocation src = getLocation(edge.link().src().deviceId());
+        GeoLocation dst = getLocation(edge.link().dst().deviceId());
+        return src != null && dst != null ? src.kilometersTo(dst) : MAX_KM;
+    }
+
+    private GeoLocation getLocation(DeviceId deviceId) {
+        Device d = deviceService.getDevice(deviceId);
+        Annotations a = d != null ? d.annotations() : null;
+        double latitude = getDouble(a, AnnotationKeys.LATITUDE);
+        double longitude = getDouble(a, AnnotationKeys.LONGITUDE);
+        return latitude == MAX_VALUE || longitude == MAX_VALUE ? null :
+                new GeoLocation(latitude, longitude);
+    }
+
+    private double getDouble(Annotations a, String key) {
+        String value = a != null ? a.value(key) : null;
+        try {
+            return value != null ? Double.parseDouble(value) : MAX_VALUE;
+        } catch (NumberFormatException e) {
+            return MAX_VALUE;
+        }
+    }
+}
+
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/HopCountLinkWeight.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/HopCountLinkWeight.java
new file mode 100644
index 00000000..c557016b
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/HopCountLinkWeight.java
@@ -0,0 +1,36 @@
+package org.onosproject.net.topology;
+
+import static org.onosproject.net.Link.State.ACTIVE;
+import static org.onosproject.net.Link.Type.INDIRECT;
+
+/**
+ * Link weight for measuring link cost as hop count with indirect links
+ * being as expensive as traversing the entire graph to assume the worst.
+ */
+public class HopCountLinkWeight implements LinkWeight {
+    private final int indirectLinkCost;
+
+    /**
+     * Creates a new hop-count weight.
+     */
+    public HopCountLinkWeight() {
+        this.indirectLinkCost = Short.MAX_VALUE;
+    }
+
+    /**
+     * Creates a new hop-count weight with the specified cost of indirect links.
+     */
+    public HopCountLinkWeight(int indirectLinkCost) {
+        this.indirectLinkCost = indirectLinkCost;
+    }
+
+    @Override
+    public double weight(TopologyEdge edge) {
+        // To force preference to use direct paths first, make indirect
+        // links as expensive as the linear vertex traversal.
+        return edge.link().state() ==
+                ACTIVE ? (edge.link().type() ==
+                INDIRECT ? indirectLinkCost : 1) : -1;
+    }
+}
+
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/MetricLinkWeight.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/MetricLinkWeight.java
new file mode 100644
index 00000000..8463e087
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/MetricLinkWeight.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.net.topology;
+
+import org.onosproject.net.AnnotationKeys;
+
+/**
+ * Link weight for measuring link cost using the link metric annotation.
+ */
+public class MetricLinkWeight implements LinkWeight {
+
+    @Override
+    public double weight(TopologyEdge edge) {
+        String v = edge.link().annotations().value(AnnotationKeys.METRIC);
+        try {
+            return v != null ? Double.parseDouble(v) : 1;
+        } catch (NumberFormatException e) {
+            return 1;
+        }
+    }
+}
+
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/PathAdminService.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/PathAdminService.java
new file mode 100644
index 00000000..9d077e1e
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/PathAdminService.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.net.topology;
+
+import org.onlab.graph.GraphPathSearch;
+
+/**
+ * Provides administrative abilities to tailor the path service behaviours.
+ */
+public interface PathAdminService {
+
+    /**
+     * Sets the specified link-weight function to be used as a default.
+     * If null is specified, the builtin default hop-count link-weight will be
+     * used.
+     *
+     * @param linkWeight default link-weight function
+     */
+    void setDefaultLinkWeight(LinkWeight linkWeight);
+
+    /**
+     * Sets the specified graph path search algorightm to be used as a default.
+     * If null is specified, the builtin default all-shortest-paths Dijkstra
+     * algorithm will be used.
+     *
+     * @param graphPathSearch default graph path search algorithm
+     */
+    void setDefaultGraphPathSearch(GraphPathSearch<TopologyVertex, TopologyEdge> graphPathSearch);
+
+}
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/PathService.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/PathService.java
index 0bd4d75d..38954079 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/PathService.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/topology/PathService.java
@@ -30,8 +30,9 @@ import java.util.Set;
 public interface PathService {
 
     /**
-     * Returns the set of all shortest paths, precomputed in terms of hop-count,
-     * between the specified source and destination elements.
+     * Returns the set of all shortest paths between the specified source and
+     * destination elements. The path is computed using the default edge-weight
+     * function, which by default is hop-count.
      *
      * @param src source element
      * @param dst destination element
@@ -40,9 +41,9 @@ public interface PathService {
     Set<Path> getPaths(ElementId src, ElementId dst);
 
     /**
-     * Returns the set of all shortest paths, computed using the supplied
-     * edge-weight entity, between the specified source and destination
-     * network elements.
+     * Returns the set of all shortest paths between the specified source and
+     * destination network elements.  The path is computed using the supplied
+     * edge-weight function.
      *
      * @param src    source element
      * @param dst    destination element
@@ -52,8 +53,9 @@ public interface PathService {
     Set<Path> getPaths(ElementId src, ElementId dst, LinkWeight weight);
 
     /**
-     * Returns the set of all disjoint shortest path pairs, precomputed in terms of hop-count,
-     * between the specified source and destination devices.
+     * Returns the set of all disjoint shortest path pairs between the
+     * specified source and destination elements. The path is computed using
+     * the default edge-weight function, which by default is hop-count.
      *
      * @param src source device
      * @param dst destination device
@@ -62,8 +64,9 @@ public interface PathService {
     Set<DisjointPath> getDisjointPaths(ElementId src, ElementId dst);
 
     /**
-     * Returns the set of all disjoint shortest path pairs, computed using the supplied
-     * edge-weight entity, between the specified source and destination devices.
+     * Returns the set of all disjoint shortest path pairs between the
+     * specified source and destination elements. The path is computed using
+     * the supplied edge-weight function.
      *
      * @param src    source device
      * @param dst    destination device
@@ -74,8 +77,10 @@ public interface PathService {
                                        LinkWeight weight);
 
     /**
-     * Returns the set of all disjoint shortest path pairs, precomputed in terms of hop-count,
-     * between the specified source and destination devices.
+     * Returns the set of all disjoint shortest path pairs between the
+     * specified source and destination elements and taking into consideration
+     * the provided risk profile. The path is computed using the default
+     * edge-weight function, which by default is hop-count.
      *
      * @param src         source device
      * @param dst         destination device
@@ -86,8 +91,10 @@ public interface PathService {
                                        Map<Link, Object> riskProfile);
 
     /**
-     * Returns the set of all disjoint shortest path pairs, precomputed in terms of hop-count,
-     * between the specified source and destination devices.
+     * Returns the set of all disjoint shortest path pairs between the
+     * specified source and destination elements and taking into consideration
+     * the provided risk profile. The path is computed using the supplied
+     * edge-weight function.
      *
      * @param src         source device
      * @param dst         destination device
@@ -96,6 +103,7 @@ public interface PathService {
      * @return set of all shortest paths between the two devices
      */
     Set<DisjointPath> getDisjointPaths(ElementId src, ElementId dst,
-                                       LinkWeight weight, Map<Link, Object> riskProfile);
+                                       LinkWeight weight,
+                                       Map<Link, Object> riskProfile);
 
 }
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/ui/topo/TopoJson.java b/framework/src/onos/core/api/src/main/java/org/onosproject/ui/topo/TopoJson.java
index 4030abdc..efe69f5f 100644
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/ui/topo/TopoJson.java
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/ui/topo/TopoJson.java
@@ -131,6 +131,10 @@ public final class TopoJson {
         if (hh.subdued()) {
             n.put(SUBDUE, true);
         }
+        NodeBadge badge = hh.badge();
+        if (badge != null) {
+            n.set(BADGE, json(badge));
+        }
         return n;
     }
 
diff --git a/framework/src/onos/core/api/src/test/java/org/onosproject/net/flow/criteria/CriteriaTest.java b/framework/src/onos/core/api/src/test/java/org/onosproject/net/flow/criteria/CriteriaTest.java
index 56a6ff63..d113fb98 100644
--- a/framework/src/onos/core/api/src/test/java/org/onosproject/net/flow/criteria/CriteriaTest.java
+++ b/framework/src/onos/core/api/src/test/java/org/onosproject/net/flow/criteria/CriteriaTest.java
@@ -222,6 +222,12 @@ public class CriteriaTest {
     Criterion sameAsMatchMpls1 = Criteria.matchMplsLabel(mpls1);
     Criterion matchMpls2 = Criteria.matchMplsLabel(mpls2);
 
+    byte mplsTc1 = 1;
+    byte mplsTc2 = 2;
+    Criterion matchMplsTc1 = Criteria.matchMplsTc(mplsTc1);
+    Criterion sameAsMatchMplsTc1 = Criteria.matchMplsTc(mplsTc1);
+    Criterion matchMplsTc2 = Criteria.matchMplsTc(mplsTc2);
+
     long tunnelId1 = 1;
     long tunnelId2 = 2;
     Criterion matchTunnelId1 = Criteria.matchTunnelId(tunnelId1);
@@ -273,6 +279,12 @@ public class CriteriaTest {
     Criterion sameAsMatchOduSignalType1 = Criteria.matchOduSignalType(oduSigType1);
     Criterion matchOduSignalType2 = Criteria.matchOduSignalType(oduSigType2);
 
+    int pbbIsid1 = 1;
+    int pbbIsid2 = 2;
+    Criterion matchPbbIsid1 = Criteria.matchPbbIsid(pbbIsid1);
+    Criterion sameAsMatchPbbIsid1 = Criteria.matchPbbIsid(pbbIsid1);
+    Criterion matchPbbIsid2 = Criteria.matchPbbIsid(pbbIsid2);
+
     /**
      * Checks that a Criterion object has the proper type, and then converts
      * it to the proper type.
@@ -326,10 +338,12 @@ public class CriteriaTest {
         assertThatClassIsImmutable(IPv6NDTargetAddressCriterion.class);
         assertThatClassIsImmutable(IPv6NDLinkLayerAddressCriterion.class);
         assertThatClassIsImmutable(MplsCriterion.class);
+        assertThatClassIsImmutable(MplsTcCriterion.class);
         assertThatClassIsImmutable(IPv6ExthdrFlagsCriterion.class);
         assertThatClassIsImmutable(LambdaCriterion.class);
         assertThatClassIsImmutable(OduSignalIdCriterion.class);
         assertThatClassIsImmutable(OduSignalTypeCriterion.class);
+        assertThatClassIsImmutable(PbbIsidCriterion.class);
     }
 
     // PortCriterion class
@@ -752,6 +766,19 @@ public class CriteriaTest {
     // TcpFlagsCriterion class
 
     /**
+     * Test the matchTcpFlags method.
+     */
+    @Test
+    public void testMatchTcpFlagsMethod() {
+        Criterion matchTcpFlag = Criteria.matchTcpFlags(tcpFlags1);
+        TcpFlagsCriterion tcpFlagsCriterion =
+                checkAndConvert(matchTcpFlag,
+                        Criterion.Type.TCP_FLAGS,
+                        TcpFlagsCriterion.class);
+        assertThat(tcpFlagsCriterion.flags(), is(equalTo(tcpFlags1)));
+    }
+
+    /**
      * Test the equals() method of the TcpFlagsCriterion class.
      */
     @Test
@@ -1037,6 +1064,32 @@ public class CriteriaTest {
                 .testEquals();
     }
 
+    // MplsTcCriterion class
+
+    /**
+     * Test the matchMplsTc method.
+     */
+    @Test
+    public void testMatchMplsTcMethod() {
+        Criterion matchMplsTc = Criteria.matchMplsTc(mplsTc1);
+        MplsTcCriterion mplsTcCriterion =
+                checkAndConvert(matchMplsTc,
+                                Criterion.Type.MPLS_TC,
+                                MplsTcCriterion.class);
+        assertThat(mplsTcCriterion.tc(), is(equalTo(mplsTc1)));
+    }
+
+    /**
+     * Test the equals() method of the MplsTcCriterion class.
+     */
+    @Test
+    public void testMplsTcCriterionEquals() {
+        new EqualsTester()
+                .addEqualityGroup(matchMplsTc1, sameAsMatchMplsTc1)
+                .addEqualityGroup(matchMplsTc2)
+                .testEquals();
+    }
+
     // TunnelIdCriterion class
 
     /**
@@ -1172,4 +1225,30 @@ public class CriteriaTest {
                 .addEqualityGroup(matchOduSignalType2)
                 .testEquals();
     }
+
+    // PbbIsidCriterion class
+
+    /**
+     * Test the matchPbbIsid method.
+     */
+    @Test
+    public void testMatchPbbIsidMethod() {
+        Criterion matchPbbIsid = Criteria.matchPbbIsid(pbbIsid1);
+        PbbIsidCriterion pbbIsidCriterion =
+                checkAndConvert(matchPbbIsid,
+                        Criterion.Type.PBB_ISID,
+                        PbbIsidCriterion.class);
+        assertThat(pbbIsidCriterion.pbbIsid(), is(equalTo(pbbIsid1)));
+    }
+
+    /**
+     * Test the equals() method of the PbbIsidCriterion class.
+     */
+    @Test
+    public void testPbbIsidCriterionEquals() {
+        new EqualsTester()
+                .addEqualityGroup(matchPbbIsid1, sameAsMatchPbbIsid1)
+                .addEqualityGroup(matchPbbIsid2)
+                .testEquals();
+    }
 }
diff --git a/framework/src/onos/core/api/src/test/java/org/onosproject/net/newresource/ResourceAllocationTest.java b/framework/src/onos/core/api/src/test/java/org/onosproject/net/newresource/ResourceAllocationTest.java
index 5f448221..d21c4b1b 100644
--- a/framework/src/onos/core/api/src/test/java/org/onosproject/net/newresource/ResourceAllocationTest.java
+++ b/framework/src/onos/core/api/src/test/java/org/onosproject/net/newresource/ResourceAllocationTest.java
@@ -18,9 +18,7 @@ package org.onosproject.net.newresource;
 import com.google.common.testing.EqualsTester;
 import org.junit.Test;
 import org.onlab.packet.VlanId;
-import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.DeviceId;
-import org.onosproject.net.LinkKey;
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.intent.IntentId;
 
@@ -29,18 +27,14 @@ public class ResourceAllocationTest {
     private static final DeviceId D1 = DeviceId.deviceId("of:001");
     private static final DeviceId D2 = DeviceId.deviceId("of:002");
     private static final PortNumber P1 = PortNumber.portNumber(1);
-    private static final ConnectPoint CP1_1 = new ConnectPoint(D1, P1);
-    private static final ConnectPoint CP2_1 = new ConnectPoint(D2, P1);
     private static final VlanId VLAN1 = VlanId.vlanId((short) 100);
     private static final IntentId IID1 = IntentId.valueOf(30);
-    private static final LinkKey LK1 = LinkKey.linkKey(CP1_1, CP2_1);
-    private static final LinkKey LK2 = LinkKey.linkKey(CP2_1, CP1_1);
 
     @Test
     public void testEquals() {
-        ResourceAllocation alloc1 = new ResourceAllocation(ResourcePath.discrete(LK1, VLAN1), IID1);
-        ResourceAllocation sameAsAlloc1 = new ResourceAllocation(ResourcePath.discrete(LK1, VLAN1), IID1);
-        ResourceAllocation alloc2 = new ResourceAllocation(ResourcePath.discrete(LK2, VLAN1), IID1);
+        ResourceAllocation alloc1 = new ResourceAllocation(ResourcePath.discrete(D1, P1, VLAN1), IID1);
+        ResourceAllocation sameAsAlloc1 = new ResourceAllocation(ResourcePath.discrete(D1, P1, VLAN1), IID1);
+        ResourceAllocation alloc2 = new ResourceAllocation(ResourcePath.discrete(D2, P1, VLAN1), IID1);
 
         new EqualsTester()
                 .addEqualityGroup(alloc1, sameAsAlloc1)
diff --git a/framework/src/onos/core/api/src/test/java/org/onosproject/net/newresource/ResourcePathTest.java b/framework/src/onos/core/api/src/test/java/org/onosproject/net/newresource/ResourcePathTest.java
index 35dcf1ec..4bbb458c 100644
--- a/framework/src/onos/core/api/src/test/java/org/onosproject/net/newresource/ResourcePathTest.java
+++ b/framework/src/onos/core/api/src/test/java/org/onosproject/net/newresource/ResourcePathTest.java
@@ -19,9 +19,7 @@ import com.google.common.testing.EqualsTester;
 import org.junit.Test;
 import org.onlab.packet.VlanId;
 import org.onlab.util.Bandwidth;
-import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.DeviceId;
-import org.onosproject.net.LinkKey;
 import org.onosproject.net.PortNumber;
 
 import java.util.Optional;
@@ -35,19 +33,17 @@ public class ResourcePathTest {
     private static final DeviceId D1 = DeviceId.deviceId("of:001");
     private static final DeviceId D2 = DeviceId.deviceId("of:002");
     private static final PortNumber P1 = PortNumber.portNumber(1);
-    private static final ConnectPoint CP1_1 = new ConnectPoint(D1, P1);
-    private static final ConnectPoint CP2_1 = new ConnectPoint(D2, P1);
     private static final VlanId VLAN1 = VlanId.vlanId((short) 100);
     private static final Bandwidth BW1 = Bandwidth.gbps(2);
     private static final Bandwidth BW2 = Bandwidth.gbps(1);
 
     @Test
     public void testEquals() {
-        ResourcePath resource1 = ResourcePath.discrete(LinkKey.linkKey(CP1_1, CP2_1), VLAN1);
-        ResourcePath sameAsResource1 = ResourcePath.discrete(LinkKey.linkKey(CP1_1, CP2_1), VLAN1);
-        ResourcePath resource2 = ResourcePath.discrete(LinkKey.linkKey(CP2_1, CP1_1), VLAN1);
-        ResourcePath resource3 = ResourcePath.continuous(BW1.bps(), LinkKey.linkKey(CP1_1, CP2_1), BW1);
-        ResourcePath sameAsResource3 = ResourcePath.continuous(BW2.bps(), LinkKey.linkKey(CP1_1, CP2_1), BW1);
+        ResourcePath resource1 = ResourcePath.discrete(D1, P1, VLAN1);
+        ResourcePath sameAsResource1 = ResourcePath.discrete(D1, P1, VLAN1);
+        ResourcePath resource2 = ResourcePath.discrete(D2, P1, VLAN1);
+        ResourcePath resource3 = ResourcePath.continuous(BW1.bps(), D1, P1, BW1);
+        ResourcePath sameAsResource3 = ResourcePath.continuous(BW2.bps(), D1, P1, BW1);
 
         new EqualsTester()
                 .addEqualityGroup(resource1, sameAsResource1)
@@ -57,13 +53,6 @@ public class ResourcePathTest {
     }
 
     @Test
-    public void testCreateWithZeroComponent() {
-        ResourcePath path = ResourcePath.discrete();
-
-        assertThat(path, is(ResourcePath.ROOT));
-    }
-
-    @Test
     public void testComponents() {
         ResourcePath port = ResourcePath.discrete(D1, P1);
 
@@ -72,25 +61,24 @@ public class ResourcePathTest {
 
     @Test
     public void testThereIsParent() {
-        ResourcePath path = ResourcePath.discrete(LinkKey.linkKey(CP1_1, CP2_1), VLAN1);
-        ResourcePath parent = ResourcePath.discrete(LinkKey.linkKey(CP1_1, CP2_1));
+        ResourcePath path = ResourcePath.discrete(D1, P1, VLAN1);
+        ResourcePath parent = ResourcePath.discrete(D1, P1);
 
         assertThat(path.parent(), is(Optional.of(parent)));
     }
 
     @Test
     public void testNoParent() {
-        ResourcePath path = ResourcePath.discrete(LinkKey.linkKey(CP1_1, CP2_1));
+        ResourcePath path = ResourcePath.discrete(D1);
 
         assertThat(path.parent(), is(Optional.of(ResourcePath.ROOT)));
     }
 
     @Test
     public void testBase() {
-        LinkKey linkKey = LinkKey.linkKey(CP1_1, CP2_1);
-        ResourcePath path = ResourcePath.discrete(linkKey);
+        ResourcePath path = ResourcePath.discrete(D1);
 
-        LinkKey child = (LinkKey) path.last();
-        assertThat(child, is(linkKey));
+        DeviceId child = (DeviceId) path.last();
+        assertThat(child, is(D1));
     }
 }
diff --git a/framework/src/onos/core/api/src/test/java/org/onosproject/store/persistence/PersistenceServiceAdapter.java b/framework/src/onos/core/api/src/test/java/org/onosproject/store/persistence/PersistenceServiceAdapter.java
new file mode 100644
index 00000000..3edfcc73
--- /dev/null
+++ b/framework/src/onos/core/api/src/test/java/org/onosproject/store/persistence/PersistenceServiceAdapter.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.store.persistence;
+
+import org.onosproject.persistence.PersistenceService;
+import org.onosproject.persistence.PersistentMapBuilder;
+import org.onosproject.persistence.PersistentSetBuilder;
+
+/**
+ * Adapter for PersistenceService.
+ */
+public class PersistenceServiceAdapter implements PersistenceService {
+
+    @Override
+    public <K, V> PersistentMapBuilder<K, V> persistentMapBuilder() {
+        return null;
+    }
+
+    @Override
+    public <E> PersistentSetBuilder<E> persistentSetBuilder() {
+        return null;
+    }
+}
diff --git a/framework/src/onos/core/api/src/test/java/org/onosproject/store/persistence/TestPersistenceService.java b/framework/src/onos/core/api/src/test/java/org/onosproject/store/persistence/TestPersistenceService.java
new file mode 100644
index 00000000..a6d97458
--- /dev/null
+++ b/framework/src/onos/core/api/src/test/java/org/onosproject/store/persistence/TestPersistenceService.java
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.store.persistence;
+
+import java.util.Map;
+
+import org.onosproject.persistence.PersistentMapBuilder;
+import org.onosproject.persistence.PersistentSetBuilder;
+import org.onosproject.store.service.Serializer;
+
+import com.google.common.collect.Maps;
+
+/**
+ * PersistenceService that produces in memory maps for use in unit testing.
+ */
+public class TestPersistenceService extends PersistenceServiceAdapter {
+    @Override
+    public <K, V> PersistentMapBuilder<K, V> persistentMapBuilder() {
+        return new TestPersistentMapBuilder<K, V>();
+    }
+
+    @Override
+    public <E> PersistentSetBuilder<E> persistentSetBuilder() {
+        throw new UnsupportedOperationException();
+    }
+
+    private static class TestPersistentMapBuilder<K, V> implements PersistentMapBuilder<K, V> {
+
+        @Override
+        public PersistentMapBuilder<K, V> withName(String name) {
+            return this;
+        }
+
+        @Override
+        public PersistentMapBuilder<K, V> withSerializer(Serializer serializer) {
+            return this;
+        }
+
+        @Override
+        public Map<K, V> build() {
+            return Maps.newConcurrentMap();
+        }
+    }
+}
diff --git a/framework/src/onos/core/common/src/main/java/org/onosproject/codec/impl/EncodeCriterionCodecHelper.java b/framework/src/onos/core/common/src/main/java/org/onosproject/codec/impl/EncodeCriterionCodecHelper.java
index 33dd46a3..1852ee29 100644
--- a/framework/src/onos/core/common/src/main/java/org/onosproject/codec/impl/EncodeCriterionCodecHelper.java
+++ b/framework/src/onos/core/common/src/main/java/org/onosproject/codec/impl/EncodeCriterionCodecHelper.java
@@ -127,6 +127,7 @@ public final class EncodeCriterionCodecHelper {
         formatMap.put(Criterion.Type.TCP_FLAGS, new FormatUnknown());
         formatMap.put(Criterion.Type.ACTSET_OUTPUT, new FormatUnknown());
         formatMap.put(Criterion.Type.PACKET_TYPE, new FormatUnknown());
+        formatMap.put(Criterion.Type.EXTENSION, new FormatUnknown());
     }
 
     private interface CriterionTypeFormatter {
diff --git a/framework/src/onos/core/common/src/main/java/org/onosproject/common/DefaultTopology.java b/framework/src/onos/core/common/src/main/java/org/onosproject/common/DefaultTopology.java
index 84cde424..c5263ed7 100644
--- a/framework/src/onos/core/common/src/main/java/org/onosproject/common/DefaultTopology.java
+++ b/framework/src/onos/core/common/src/main/java/org/onosproject/common/DefaultTopology.java
@@ -43,12 +43,15 @@ import org.onosproject.net.topology.ClusterId;
 import org.onosproject.net.topology.DefaultTopologyCluster;
 import org.onosproject.net.topology.DefaultTopologyVertex;
 import org.onosproject.net.topology.GraphDescription;
+import org.onosproject.net.topology.HopCountLinkWeight;
 import org.onosproject.net.topology.LinkWeight;
 import org.onosproject.net.topology.Topology;
 import org.onosproject.net.topology.TopologyCluster;
 import org.onosproject.net.topology.TopologyEdge;
 import org.onosproject.net.topology.TopologyGraph;
 import org.onosproject.net.topology.TopologyVertex;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.util.HashMap;
 import java.util.List;
@@ -61,7 +64,6 @@ import static com.google.common.base.Preconditions.checkArgument;
 import static org.onlab.graph.GraphPathSearch.ALL_PATHS;
 import static org.onlab.util.Tools.isNullOrEmpty;
 import static org.onosproject.core.CoreService.CORE_PROVIDER_ID;
-import static org.onosproject.net.Link.State.ACTIVE;
 import static org.onosproject.net.Link.State.INACTIVE;
 import static org.onosproject.net.Link.Type.INDIRECT;
 
@@ -71,18 +73,22 @@ import static org.onosproject.net.Link.Type.INDIRECT;
  */
 public class DefaultTopology extends AbstractModel implements Topology {
 
+    private static final Logger log = LoggerFactory.getLogger(DefaultTopology.class);
+
     private static final DijkstraGraphSearch<TopologyVertex, TopologyEdge> DIJKSTRA = new DijkstraGraphSearch<>();
     private static final TarjanGraphSearch<TopologyVertex, TopologyEdge> TARJAN = new TarjanGraphSearch<>();
-    private static final SuurballeGraphSearch<TopologyVertex, TopologyEdge> SUURBALLE =
-            new SuurballeGraphSearch<>();
+    private static final SuurballeGraphSearch<TopologyVertex, TopologyEdge> SUURBALLE = new SuurballeGraphSearch<>();
 
+    private static LinkWeight defaultLinkWeight = null;
+    private static GraphPathSearch<TopologyVertex, TopologyEdge> defaultGraphPathSearch = null;
 
     private final long time;
     private final long creationTime;
     private final long computeCost;
     private final TopologyGraph graph;
 
-    private final LinkWeight weight;
+    private final LinkWeight hopCountWeight;
+
     private final Supplier<SccResult<TopologyVertex, TopologyEdge>> clusterResults;
     private final Supplier<ImmutableMap<ClusterId, TopologyCluster>> clusters;
     private final Supplier<ImmutableSet<ConnectPoint>> infrastructurePoints;
@@ -91,6 +97,30 @@ public class DefaultTopology extends AbstractModel implements Topology {
     private final Supplier<ClusterIndexes> clusterIndexes;
 
     /**
+     * Sets the default link-weight to be used when computing paths. If null is
+     * specified, the builtin default link-weight measuring hop-counts will be
+     * used.
+     *
+     * @param linkWeight new default link-weight
+     */
+    public static void setDefaultLinkWeight(LinkWeight linkWeight) {
+        log.info("Setting new default link-weight function to {}", linkWeight);
+        defaultLinkWeight = linkWeight;
+    }
+
+    /**
+     * Sets the default lpath search algorighm to be used when computing paths.
+     * If null is specified, the builtin default Dijkstra will be used.
+     *
+     * @param graphPathSearch new default algorithm
+     */
+    public static void setDefaultGraphPathSearch(GraphPathSearch<TopologyVertex, TopologyEdge> graphPathSearch) {
+        log.info("Setting new default graph path algorithm to {}", graphPathSearch);
+        defaultGraphPathSearch = graphPathSearch;
+    }
+
+
+    /**
      * Creates a topology descriptor attributed to the specified provider.
      *
      * @param providerId        identity of the provider
@@ -113,7 +143,7 @@ public class DefaultTopology extends AbstractModel implements Topology {
 
         this.clusterIndexes = Suppliers.memoize(() -> buildIndexes());
 
-        this.weight = new HopCountLinkWeight(graph.getVertexes().size());
+        this.hopCountWeight = new HopCountLinkWeight(graph.getVertexes().size());
         this.broadcastSets = Suppliers.memoize(() -> buildBroadcastSets());
         this.infrastructurePoints = Suppliers.memoize(() -> findInfrastructurePoints());
         this.computeCost = Math.max(0, System.nanoTime() - time);
@@ -294,7 +324,7 @@ public class DefaultTopology extends AbstractModel implements Topology {
      * @return set of shortest paths
      */
     public Set<Path> getPaths(DeviceId src, DeviceId dst) {
-        return getPaths(src, dst, null);
+        return getPaths(src, dst, linkWeight());
     }
 
     /**
@@ -307,8 +337,8 @@ public class DefaultTopology extends AbstractModel implements Topology {
      * @return set of shortest paths
      */
     public Set<Path> getPaths(DeviceId src, DeviceId dst, LinkWeight weight) {
-        final DefaultTopologyVertex srcV = new DefaultTopologyVertex(src);
-        final DefaultTopologyVertex dstV = new DefaultTopologyVertex(dst);
+        DefaultTopologyVertex srcV = new DefaultTopologyVertex(src);
+        DefaultTopologyVertex dstV = new DefaultTopologyVertex(dst);
         Set<TopologyVertex> vertices = graph.getVertexes();
         if (!vertices.contains(srcV) || !vertices.contains(dstV)) {
             // src or dst not part of the current graph
@@ -316,7 +346,7 @@ public class DefaultTopology extends AbstractModel implements Topology {
         }
 
         GraphPathSearch.Result<TopologyVertex, TopologyEdge> result =
-                DIJKSTRA.search(graph, srcV, dstV, weight, ALL_PATHS);
+                graphPathSearch().search(graph, srcV, dstV, weight, ALL_PATHS);
         ImmutableSet.Builder<Path> builder = ImmutableSet.builder();
         for (org.onlab.graph.Path<TopologyVertex, TopologyEdge> path : result.paths()) {
             builder.add(networkPath(path));
@@ -334,7 +364,7 @@ public class DefaultTopology extends AbstractModel implements Topology {
      * @return set of shortest disjoint path pairs
      */
     public Set<DisjointPath> getDisjointPaths(DeviceId src, DeviceId dst) {
-        return getDisjointPaths(src, dst, (LinkWeight) null);
+        return getDisjointPaths(src, dst, linkWeight());
     }
 
     /**
@@ -347,8 +377,8 @@ public class DefaultTopology extends AbstractModel implements Topology {
      * @return set of disjoint shortest path pairs
      */
     public Set<DisjointPath> getDisjointPaths(DeviceId src, DeviceId dst, LinkWeight weight) {
-        final DefaultTopologyVertex srcV = new DefaultTopologyVertex(src);
-        final DefaultTopologyVertex dstV = new DefaultTopologyVertex(dst);
+        DefaultTopologyVertex srcV = new DefaultTopologyVertex(src);
+        DefaultTopologyVertex dstV = new DefaultTopologyVertex(dst);
         Set<TopologyVertex> vertices = graph.getVertexes();
         if (!vertices.contains(srcV) || !vertices.contains(dstV)) {
             // src or dst not part of the current graph
@@ -375,7 +405,7 @@ public class DefaultTopology extends AbstractModel implements Topology {
      * @return set of shortest disjoint paths
      */
     private Set<DisjointPath> disjointPaths(DeviceId src, DeviceId dst, LinkWeight weight,
-                                                Map<TopologyEdge, Object> riskProfile) {
+                                            Map<TopologyEdge, Object> riskProfile) {
         DefaultTopologyVertex srcV = new DefaultTopologyVertex(src);
         DefaultTopologyVertex dstV = new DefaultTopologyVertex(dst);
 
@@ -438,7 +468,7 @@ public class DefaultTopology extends AbstractModel implements Topology {
      * @return set of shortest disjoint paths
      */
     public Set<DisjointPath> getDisjointPaths(DeviceId src, DeviceId dst, Map<Link, Object> riskProfile) {
-        return getDisjointPaths(src, dst, null, riskProfile);
+        return getDisjointPaths(src, dst, linkWeight(), riskProfile);
     }
 
     // Converts graph path to a network path with the same cost.
@@ -499,8 +529,7 @@ public class DefaultTopology extends AbstractModel implements Topology {
 
     // Processes a map of broadcast sets for each cluster.
     private ImmutableSetMultimap<ClusterId, ConnectPoint> buildBroadcastSets() {
-        Builder<ClusterId, ConnectPoint> builder = ImmutableSetMultimap
-                .builder();
+        Builder<ClusterId, ConnectPoint> builder = ImmutableSetMultimap.builder();
         for (TopologyCluster cluster : clusters.get().values()) {
             addClusterBroadcastSet(cluster, builder);
         }
@@ -512,7 +541,7 @@ public class DefaultTopology extends AbstractModel implements Topology {
     // all other devices within the cluster.
     private void addClusterBroadcastSet(TopologyCluster cluster, Builder<ClusterId, ConnectPoint> builder) {
         // Use the graph root search results to build the broadcast set.
-        Result<TopologyVertex, TopologyEdge> result = DIJKSTRA.search(graph, cluster.root(), null, weight, 1);
+        Result<TopologyVertex, TopologyEdge> result = DIJKSTRA.search(graph, cluster.root(), null, hopCountWeight, 1);
         for (Map.Entry<TopologyVertex, Set<TopologyEdge>> entry : result.parents().entrySet()) {
             TopologyVertex vertex = entry.getKey();
 
@@ -577,23 +606,12 @@ public class DefaultTopology extends AbstractModel implements Topology {
                                   linksBuilder.build());
     }
 
-    // Link weight for measuring link cost as hop count with indirect links
-    // being as expensive as traversing the entire graph to assume the worst.
-    private static class HopCountLinkWeight implements LinkWeight {
-        private final int indirectLinkCost;
-
-        HopCountLinkWeight(int indirectLinkCost) {
-            this.indirectLinkCost = indirectLinkCost;
-        }
+    private GraphPathSearch<TopologyVertex, TopologyEdge> graphPathSearch() {
+        return defaultGraphPathSearch != null ? defaultGraphPathSearch : DIJKSTRA;
+    }
 
-        @Override
-        public double weight(TopologyEdge edge) {
-            // To force preference to use direct paths first, make indirect
-            // links as expensive as the linear vertex traversal.
-            return edge.link().state() ==
-                    ACTIVE ? (edge.link().type() ==
-                    INDIRECT ? indirectLinkCost : 1) : -1;
-        }
+    private LinkWeight linkWeight() {
+        return defaultLinkWeight != null ? defaultLinkWeight : hopCountWeight;
     }
 
     // Link weight for preventing traversal over indirect links.
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/edgeservice/impl/EdgeManager.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/edgeservice/impl/EdgeManager.java
index e992f7a4..cd7335d6 100644
--- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/edgeservice/impl/EdgeManager.java
+++ b/framework/src/onos/core/net/src/main/java/org/onosproject/net/edgeservice/impl/EdgeManager.java
@@ -27,10 +27,10 @@ import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.Service;
 import org.onosproject.event.AbstractListenerManager;
-import org.onosproject.event.Event;
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.device.DeviceEvent;
+import org.onosproject.net.device.DeviceListener;
 import org.onosproject.net.device.DeviceService;
 import org.onosproject.net.edge.EdgePortEvent;
 import org.onosproject.net.edge.EdgePortListener;
@@ -38,17 +38,16 @@ import org.onosproject.net.edge.EdgePortService;
 import org.onosproject.net.flow.DefaultTrafficTreatment;
 import org.onosproject.net.flow.TrafficTreatment;
 import org.onosproject.net.link.LinkEvent;
+import org.onosproject.net.link.LinkListener;
+import org.onosproject.net.link.LinkService;
 import org.onosproject.net.packet.DefaultOutboundPacket;
 import org.onosproject.net.packet.OutboundPacket;
 import org.onosproject.net.packet.PacketService;
 import org.onosproject.net.topology.Topology;
-import org.onosproject.net.topology.TopologyEvent;
-import org.onosproject.net.topology.TopologyListener;
 import org.onosproject.net.topology.TopologyService;
 import org.slf4j.Logger;
 
 import java.nio.ByteBuffer;
-import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 import java.util.Set;
@@ -73,7 +72,9 @@ public class EdgeManager
 
     private final Map<DeviceId, Set<ConnectPoint>> connectionPoints = Maps.newConcurrentMap();
 
-    private final TopologyListener topologyListener = new InnerTopologyListener();
+    private final LinkListener linkListener = new InnerLinkListener();
+
+    private final DeviceListener deviceListener = new InnerDeviceListener();
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected PacketService packetService;
@@ -84,17 +85,23 @@ public class EdgeManager
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected TopologyService topologyService;
 
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected LinkService linkService;
+
     @Activate
     public void activate() {
         eventDispatcher.addSink(EdgePortEvent.class, listenerRegistry);
-        topologyService.addListener(topologyListener);
+        deviceService.addListener(deviceListener);
+        linkService.addListener(linkListener);
+        loadAllEdgePorts();
         log.info("Started");
     }
 
     @Deactivate
     public void deactivate() {
         eventDispatcher.removeSink(EdgePortEvent.class);
-        topologyService.removeListener(topologyListener);
+        deviceService.removeListener(deviceListener);
+        linkService.removeListener(linkListener);
         log.info("Stopped");
     }
 
@@ -142,31 +149,27 @@ public class EdgeManager
         return new DefaultOutboundPacket(point.deviceId(), builder.build(), data);
     }
 
-    // Internal listener for topo events used to keep our edge-port cache
-    // up to date.
-    private class InnerTopologyListener implements TopologyListener {
+    private class InnerLinkListener implements LinkListener {
+
         @Override
-        public void event(TopologyEvent event) {
-            topology = event.subject();
-            List<Event> triggers = event.reasons();
-            if (triggers != null) {
-                triggers.forEach(reason -> {
-                    if (reason instanceof DeviceEvent) {
-                        processDeviceEvent((DeviceEvent) reason);
-                    } else if (reason instanceof LinkEvent) {
-                        processLinkEvent((LinkEvent) reason);
-                    }
-                });
-            } else {
-                //FIXME special case of preexisting edgeport & no triggerless events could cause this to never hit and
-                //never discover an edgeport that should have been discovered.
-                loadAllEdgePorts();
-            }
+        public void event(LinkEvent event) {
+            topology = topologyService.currentTopology();
+            processLinkEvent(event);
+        }
+    }
+
+    private class InnerDeviceListener implements DeviceListener {
+
+        @Override
+        public void event(DeviceEvent event) {
+            topology = topologyService.currentTopology();
+            processDeviceEvent(event);
         }
     }
 
     // Initial loading of the edge port cache.
     private void loadAllEdgePorts() {
+        topology = topologyService.currentTopology();
         deviceService.getAvailableDevices().forEach(d -> deviceService.getPorts(d.id())
                 .forEach(p -> addEdgePort(new ConnectPoint(d.id(), p.number()))));
     }
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/flow/impl/FlowRuleManager.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/flow/impl/FlowRuleManager.java
index 5958d1f5..63ee03ec 100644
--- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/flow/impl/FlowRuleManager.java
+++ b/framework/src/onos/core/net/src/main/java/org/onosproject/net/flow/impl/FlowRuleManager.java
@@ -436,7 +436,7 @@ public class FlowRuleManager
                         log.debug("Adding rule in store, but not on switch {}", rule);
                         flowMissing(rule);
                     } catch (Exception e) {
-                        log.debug("Can't add missing flow rule {}", e.getMessage());
+                        log.debug("Can't add missing flow rule:", e);
                         continue;
                     }
                 }
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/flowobjective/impl/FlowObjectiveManager.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/flowobjective/impl/FlowObjectiveManager.java
index 5ecdc7a2..33200b1a 100644
--- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/flowobjective/impl/FlowObjectiveManager.java
+++ b/framework/src/onos/core/net/src/main/java/org/onosproject/net/flowobjective/impl/FlowObjectiveManager.java
@@ -16,7 +16,6 @@
 package org.onosproject.net.flowobjective.impl;
 
 import com.google.common.collect.Maps;
-import com.google.common.collect.Sets;
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
@@ -53,9 +52,11 @@ import org.onosproject.net.group.GroupService;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.util.Collections;
 import java.util.Map;
 import java.util.Objects;
 import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ExecutorService;
 
 import static com.google.common.base.Preconditions.checkNotNull;
@@ -228,8 +229,10 @@ public class FlowObjectiveManager implements FlowObjectiveService {
                 flowObjectiveStore.getNextGroup(fwd.nextId()) == null) {
             log.trace("Queuing forwarding objective for nextId {}", fwd.nextId());
             // TODO: change to computeIfAbsent
-            Set<PendingNext> pnext = pendingForwards.putIfAbsent(fwd.nextId(),
-                                         Sets.newHashSet(new PendingNext(deviceId, fwd)));
+            Set<PendingNext> newset = Collections.newSetFromMap(
+                                          new ConcurrentHashMap<PendingNext, Boolean>());
+            newset.add(new PendingNext(deviceId, fwd));
+            Set<PendingNext> pnext = pendingForwards.putIfAbsent(fwd.nextId(), newset);
             if (pnext != null) {
                 pnext.add(new PendingNext(deviceId, fwd));
             }
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/ObjectiveTracker.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/ObjectiveTracker.java
index ebf681a2..ff711a02 100644
--- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/ObjectiveTracker.java
+++ b/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/ObjectiveTracker.java
@@ -34,6 +34,7 @@ import org.onosproject.net.HostId;
 import org.onosproject.net.Link;
 import org.onosproject.net.LinkKey;
 import org.onosproject.net.NetworkResource;
+import org.onosproject.net.PortNumber;
 import org.onosproject.net.device.DeviceEvent;
 import org.onosproject.net.device.DeviceListener;
 import org.onosproject.net.device.DeviceService;
@@ -302,11 +303,11 @@ public class ObjectiveTracker implements ObjectiveTrackerService {
     private class InternalResourceListener implements ResourceListener {
         @Override
         public void event(ResourceEvent event) {
-            Optional<Class<?>> linkEvent = event.subject().components().stream()
+            Optional<Class<?>> deviceEvent = event.subject().components().stream()
                     .map(Object::getClass)
-                    .filter(x -> x == LinkKey.class)
+                    .filter(x -> x == PortNumber.class)
                     .findFirst();
-            if (linkEvent.isPresent()) {
+            if (deviceEvent.isPresent()) {
                 executorService.execute(() -> {
                     if (delegate == null) {
                         return;
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/compiler/MplsPathIntentCompiler.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/compiler/MplsPathIntentCompiler.java
index 718c7bbf..5549918c 100644
--- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/compiler/MplsPathIntentCompiler.java
+++ b/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/compiler/MplsPathIntentCompiler.java
@@ -15,6 +15,7 @@
  */
 package org.onosproject.net.intent.impl.compiler;
 
+import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Sets;
 
 import org.apache.felix.scr.annotations.Activate;
@@ -59,9 +60,9 @@ import java.util.Iterator;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
-import java.util.Optional;
 import java.util.Set;
 import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 import static com.google.common.base.Preconditions.checkNotNull;
 import static org.onosproject.net.LinkKey.linkKey;
@@ -120,11 +121,16 @@ public class MplsPathIntentCompiler implements IntentCompiler<MplsPathIntent> {
             return Collections.emptyMap();
         }
 
-        List<ResourcePath> resources = labels.entrySet().stream()
-                .map(x -> ResourcePath.discrete(linkKey(x.getKey().src(), x.getKey().src()), x.getValue()))
-                .collect(Collectors.toList());
+        // for short term solution: same label is used for both directions
+        // TODO: introduce the concept of Tx and Rx resources of a port
+        Set<ResourcePath> resources = labels.entrySet().stream()
+                .flatMap(x -> Stream.of(
+                        ResourcePath.discrete(x.getKey().src().deviceId(), x.getKey().src().port(), x.getValue()),
+                        ResourcePath.discrete(x.getKey().dst().deviceId(), x.getKey().dst().port(), x.getValue())
+                ))
+                .collect(Collectors.toSet());
         List<org.onosproject.net.newresource.ResourceAllocation> allocations =
-                resourceService.allocate(intent.id(), resources);
+                resourceService.allocate(intent.id(), ImmutableList.copyOf(resources));
         if (allocations.isEmpty()) {
             Collections.emptyMap();
         }
@@ -135,20 +141,23 @@ public class MplsPathIntentCompiler implements IntentCompiler<MplsPathIntent> {
     private Map<LinkKey, MplsLabel> findMplsLabels(Set<LinkKey> links) {
         Map<LinkKey, MplsLabel> labels = new HashMap<>();
         for (LinkKey link : links) {
-            Optional<MplsLabel> label = findMplsLabel(link);
-            if (label.isPresent()) {
-                labels.put(link, label.get());
+            Set<MplsLabel> forward = findMplsLabel(link.src());
+            Set<MplsLabel> backward = findMplsLabel(link.dst());
+            Set<MplsLabel> common = Sets.intersection(forward, backward);
+            if (common.isEmpty()) {
+                continue;
             }
+            labels.put(link, common.iterator().next());
         }
 
         return labels;
     }
 
-    private Optional<MplsLabel> findMplsLabel(LinkKey link) {
-        return resourceService.getAvailableResources(ResourcePath.discrete(link)).stream()
+    private Set<MplsLabel> findMplsLabel(ConnectPoint cp) {
+        return resourceService.getAvailableResources(ResourcePath.discrete(cp.deviceId(), cp.port())).stream()
                 .filter(x -> x.last() instanceof MplsLabel)
                 .map(x -> (MplsLabel) x.last())
-                .findFirst();
+                .collect(Collectors.toSet());
     }
 
     private MplsLabel getMplsLabel(Map<LinkKey, MplsLabel> labels, LinkKey link) {
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/compiler/OpticalConnectivityIntentCompiler.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/compiler/OpticalConnectivityIntentCompiler.java
index 2941ddba..e017ac58 100644
--- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/compiler/OpticalConnectivityIntentCompiler.java
+++ b/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/compiler/OpticalConnectivityIntentCompiler.java
@@ -57,9 +57,9 @@ import java.util.Collections;
 import java.util.List;
 import java.util.Set;
 import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 import static com.google.common.base.Preconditions.checkArgument;
-import static org.onosproject.net.LinkKey.linkKey;
 
 /**
  * An intent compiler for {@link org.onosproject.net.intent.OpticalConnectivityIntent}.
@@ -182,7 +182,10 @@ public class OpticalConnectivityIntentCompiler implements IntentCompiler<Optical
 
         IndexedLambda minLambda = findFirstLambda(lambdas);
         List<ResourcePath> lambdaResources = path.links().stream()
-                .map(x -> ResourcePath.discrete(linkKey(x.src(), x.dst())))
+                .flatMap(x -> Stream.of(
+                        ResourcePath.discrete(x.src().deviceId(), x.src().port()),
+                        ResourcePath.discrete(x.dst().deviceId(), x.dst().port())
+                ))
                 .map(x -> x.child(minLambda))
                 .collect(Collectors.toList());
 
@@ -197,7 +200,10 @@ public class OpticalConnectivityIntentCompiler implements IntentCompiler<Optical
 
     private Set<IndexedLambda> findCommonLambdasOverLinks(List<Link> links) {
         return links.stream()
-                .map(x -> ResourcePath.discrete(linkKey(x.src(), x.dst())))
+                .flatMap(x -> Stream.of(
+                        ResourcePath.discrete(x.src().deviceId(), x.src().port()),
+                        ResourcePath.discrete(x.dst().deviceId(), x.dst().port())
+                ))
                 .map(resourceService::getAvailableResources)
                 .map(x -> Iterables.filter(x, r -> r.last() instanceof IndexedLambda))
                 .map(x -> Iterables.transform(x, r -> (IndexedLambda) r.last()))
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/link/impl/BasicLinkOperator.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/link/impl/BasicLinkOperator.java
index 801092f4..ff74dbde 100644
--- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/link/impl/BasicLinkOperator.java
+++ b/framework/src/onos/core/net/src/main/java/org/onosproject/net/link/impl/BasicLinkOperator.java
@@ -38,6 +38,7 @@ import org.slf4j.Logger;
 public final class BasicLinkOperator implements ConfigOperator {
 
     private static final long DEF_BANDWIDTH = -1L;
+    private static final double DEF_METRIC = -1;
     private static final Duration DEF_DURATION = Duration.ofNanos(-1L);
     private static final Logger log = getLogger(BasicLinkOperator.class);
 
@@ -77,6 +78,9 @@ public final class BasicLinkOperator implements ConfigOperator {
      */
     public static SparseAnnotations combine(BasicLinkConfig cfg, SparseAnnotations an) {
         DefaultAnnotations.Builder b = DefaultAnnotations.builder();
+        if (cfg.metric() != DEF_METRIC) {
+            b.set(AnnotationKeys.METRIC, String.valueOf(cfg.metric()));
+        }
         if (cfg.latency() != DEF_DURATION) {
             b.set(AnnotationKeys.LATENCY, cfg.latency().toString());
         }
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/newresource/impl/ResourceDeviceListener.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/newresource/impl/ResourceDeviceListener.java
index 4fb0d7ba..bfc6a995 100644
--- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/newresource/impl/ResourceDeviceListener.java
+++ b/framework/src/onos/core/net/src/main/java/org/onosproject/net/newresource/impl/ResourceDeviceListener.java
@@ -16,19 +16,32 @@
 package org.onosproject.net.newresource.impl;
 
 import com.google.common.collect.Lists;
+import org.onlab.packet.MplsLabel;
+import org.onlab.packet.VlanId;
+import org.onlab.util.ItemNotFoundException;
 import org.onosproject.net.Device;
+import org.onosproject.net.DeviceId;
 import org.onosproject.net.Port;
 import org.onosproject.net.OchPort;
+import org.onosproject.net.OchSignal;
+import org.onosproject.net.PortNumber;
 import org.onosproject.net.TributarySlot;
 import org.onosproject.net.OduSignalType;
+import org.onosproject.net.behaviour.LambdaQuery;
+import org.onosproject.net.behaviour.MplsQuery;
+import org.onosproject.net.behaviour.VlanQuery;
 import org.onosproject.net.device.DeviceEvent;
 import org.onosproject.net.device.DeviceListener;
+import org.onosproject.net.driver.DriverHandler;
+import org.onosproject.net.driver.DriverService;
 import org.onosproject.net.newresource.ResourceAdminService;
 import org.onosproject.net.newresource.ResourcePath;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.util.Collections;
 import java.util.List;
+import java.util.SortedSet;
 import java.util.concurrent.ExecutorService;
 import java.util.stream.Collectors;
 import java.util.stream.IntStream;
@@ -42,12 +55,19 @@ final class ResourceDeviceListener implements DeviceListener {
 
     private static final Logger log = LoggerFactory.getLogger(ResourceDeviceListener.class);
 
+    private static final int MAX_VLAN_ID = VlanId.MAX_VLAN;
+    private static final List<VlanId> ENTIRE_VLAN_IDS = getEntireVlans();
+
+    private static final int MAX_MPLS_LABEL = 1048576;
+    private static final List<MplsLabel> ENTIRE_MPLS_LABELS = getEntireMplsLabels();
+
     private static final int TOTAL_ODU2_TRIBUTARY_SLOTS = 8;
     private static final int TOTAL_ODU4_TRIBUTARY_SLOTS = 80;
     private static final List<TributarySlot> ENTIRE_ODU2_TRIBUTARY_SLOTS = getEntireOdu2TributarySlots();
     private static final List<TributarySlot> ENTIRE_ODU4_TRIBUTARY_SLOTS = getEntireOdu4TributarySlots();
 
     private final ResourceAdminService adminService;
+    private final DriverService driverService;
     private final ExecutorService executor;
 
     /**
@@ -56,8 +76,10 @@ final class ResourceDeviceListener implements DeviceListener {
      * @param adminService instance invoked to register resources
      * @param executor executor used for processing resource registration
      */
-    ResourceDeviceListener(ResourceAdminService adminService, ExecutorService executor) {
+    ResourceDeviceListener(ResourceAdminService adminService, DriverService driverService,
+                           ExecutorService executor) {
         this.adminService = checkNotNull(adminService);
+        this.driverService = checkNotNull(driverService);
         this.executor = checkNotNull(executor);
     }
 
@@ -95,6 +117,26 @@ final class ResourceDeviceListener implements DeviceListener {
         executor.submit(() -> {
             adminService.registerResources(portPath);
 
+            // for VLAN IDs
+            if (isVlanEnabled(device.id(), port.number())) {
+                adminService.registerResources(Lists.transform(ENTIRE_VLAN_IDS, portPath::child));
+            }
+
+            // for MPLS labels
+            if (isMplsEnabled(device.id(), port.number())) {
+                adminService.registerResources(Lists.transform(ENTIRE_MPLS_LABELS, portPath::child));
+            }
+
+            // for Lambdas
+            SortedSet<OchSignal> lambdas = queryLambdas(device.id(), port.number());
+            if (!lambdas.isEmpty()) {
+                adminService.registerResources(lambdas.stream()
+                                               .map(portPath::child)
+                                               .collect(Collectors.toList()));
+            }
+
+            // for Tributary slots
+            // TODO: need to define Behaviour to make a query about OCh port
             switch (port.type()) {
                 case OCH:
                     // register ODU TributarySlots against the OCH port
@@ -124,15 +166,68 @@ final class ResourceDeviceListener implements DeviceListener {
         executor.submit(() -> adminService.unregisterResources(resource));
     }
 
+    private SortedSet<OchSignal> queryLambdas(DeviceId did, PortNumber port) {
+        try {
+            DriverHandler handler = driverService.createHandler(did);
+            if (handler == null) {
+                return Collections.emptySortedSet();
+            }
+            LambdaQuery query = handler.behaviour(LambdaQuery.class);
+            return query.queryLambdas(port);
+        } catch (ItemNotFoundException e) {
+            return Collections.emptySortedSet();
+        }
+    }
+
+    private boolean isVlanEnabled(DeviceId device, PortNumber port) {
+        try {
+            DriverHandler handler = driverService.createHandler(device);
+            if (handler == null) {
+                return false;
+            }
+
+            VlanQuery query = handler.behaviour(VlanQuery.class);
+            return query != null && query.isEnabled(port);
+        } catch (ItemNotFoundException e) {
+            return false;
+        }
+    }
+
+    private boolean isMplsEnabled(DeviceId device, PortNumber port) {
+        try {
+            DriverHandler handler = driverService.createHandler(device);
+            if (handler == null) {
+                return false;
+            }
+
+            MplsQuery query = handler.behaviour(MplsQuery.class);
+            return query != null && query.isEnabled(port);
+        } catch (ItemNotFoundException e) {
+            return false;
+        }
+    }
+
+    private static List<VlanId> getEntireVlans() {
+        return IntStream.range(0, MAX_VLAN_ID)
+                .mapToObj(x -> VlanId.vlanId((short) x))
+                .collect(Collectors.toList());
+    }
+
+    private static List<MplsLabel> getEntireMplsLabels() {
+        // potentially many objects are created
+        return IntStream.range(0, MAX_MPLS_LABEL)
+                .mapToObj(MplsLabel::mplsLabel)
+                .collect(Collectors.toList());
+    }
+
     private static List<TributarySlot> getEntireOdu2TributarySlots() {
         return IntStream.rangeClosed(1, TOTAL_ODU2_TRIBUTARY_SLOTS)
-                .mapToObj(x -> TributarySlot.of(x))
+                .mapToObj(TributarySlot::of)
                 .collect(Collectors.toList());
     }
     private static List<TributarySlot> getEntireOdu4TributarySlots() {
         return IntStream.rangeClosed(1, TOTAL_ODU4_TRIBUTARY_SLOTS)
-                .mapToObj(x -> TributarySlot.of(x))
+                .mapToObj(TributarySlot::of)
                 .collect(Collectors.toList());
     }
-
 }
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/newresource/impl/ResourceLinkListener.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/newresource/impl/ResourceLinkListener.java
deleted file mode 100644
index 9d2e06f5..00000000
--- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/newresource/impl/ResourceLinkListener.java
+++ /dev/null
@@ -1,153 +0,0 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.net.newresource.impl;
-
-import com.google.common.collect.Lists;
-import org.onlab.packet.MplsLabel;
-import org.onlab.packet.VlanId;
-import org.onlab.util.ItemNotFoundException;
-import org.onosproject.net.ConnectPoint;
-import org.onosproject.net.Link;
-import org.onosproject.net.LinkKey;
-import org.onosproject.net.behaviour.MplsQuery;
-import org.onosproject.net.behaviour.VlanQuery;
-import org.onosproject.net.driver.DriverHandler;
-import org.onosproject.net.driver.DriverService;
-import org.onosproject.net.link.LinkEvent;
-import org.onosproject.net.link.LinkListener;
-import org.onosproject.net.newresource.ResourceAdminService;
-import org.onosproject.net.newresource.ResourcePath;
-
-import java.util.List;
-import java.util.concurrent.ExecutorService;
-import java.util.function.Predicate;
-import java.util.stream.Collectors;
-import java.util.stream.IntStream;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-/**
- * An implementation of LinkListener registering links as resources.
- */
-final class ResourceLinkListener implements LinkListener {
-
-    private static final int TOTAL_VLANS = 1024;
-    private static final List<VlanId> ENTIRE_VLAN_IDS = getEntireVlans();
-
-    private static final int TOTAL_MPLS_LABELS = 1048576;
-    private static final List<MplsLabel> ENTIRE_MPLS_LABELS = getEntireMplsLabels();
-
-    private final ResourceAdminService adminService;
-    private final DriverService driverService;
-    private final ExecutorService executor;
-
-    /**
-     * Creates an instance with the specified ResourceAdminService and ExecutorService.
-     *
-     * @param adminService instance invoked to register resources
-     * @param driverService driver service instance
-     * @param executor executor used for processing resource registration
-     */
-    ResourceLinkListener(ResourceAdminService adminService, DriverService driverService, ExecutorService executor) {
-        this.adminService = checkNotNull(adminService);
-        this.driverService = checkNotNull(driverService);
-        this.executor = checkNotNull(executor);
-    }
-
-    @Override
-    public void event(LinkEvent event) {
-        Link link = event.subject();
-        switch (event.type()) {
-            case LINK_ADDED:
-                registerLinkResource(link);
-                break;
-            case LINK_REMOVED:
-                unregisterLinkResource(link);
-                break;
-            default:
-                break;
-        }
-    }
-
-    private void registerLinkResource(Link link) {
-        executor.submit(() -> {
-            // register the link
-            LinkKey linkKey = LinkKey.linkKey(link);
-            adminService.registerResources(ResourcePath.discrete(linkKey));
-
-            ResourcePath linkPath = ResourcePath.discrete(linkKey);
-            // register VLAN IDs against the link
-            if (isEnabled(link, this::isVlanEnabled)) {
-                adminService.registerResources(Lists.transform(ENTIRE_VLAN_IDS, linkPath::child));
-            }
-
-            // register MPLS labels against the link
-            if (isEnabled(link, this::isMplsEnabled)) {
-                adminService.registerResources(Lists.transform(ENTIRE_MPLS_LABELS, linkPath::child));
-            }
-        });
-    }
-
-    private void unregisterLinkResource(Link link) {
-        LinkKey linkKey = LinkKey.linkKey(link);
-        executor.submit(() -> adminService.unregisterResources(ResourcePath.discrete(linkKey)));
-    }
-
-    private boolean isEnabled(Link link, Predicate<ConnectPoint> predicate) {
-        return predicate.test(link.src()) && predicate.test(link.dst());
-    }
-
-    private boolean isVlanEnabled(ConnectPoint cp) {
-        try {
-            DriverHandler handler = driverService.createHandler(cp.deviceId());
-            if (handler == null) {
-                return false;
-            }
-
-            VlanQuery query = handler.behaviour(VlanQuery.class);
-            return query != null && query.isEnabled(cp.port());
-        } catch (ItemNotFoundException e) {
-            return false;
-        }
-    }
-
-    private boolean isMplsEnabled(ConnectPoint cp) {
-        try {
-            DriverHandler handler = driverService.createHandler(cp.deviceId());
-            if (handler == null) {
-                return false;
-            }
-
-            MplsQuery query = handler.behaviour(MplsQuery.class);
-            return query != null && query.isEnabled(cp.port());
-        } catch (ItemNotFoundException e) {
-            return false;
-        }
-    }
-
-    private static List<VlanId> getEntireVlans() {
-        return IntStream.range(0, TOTAL_VLANS)
-                .mapToObj(x -> VlanId.vlanId((short) x))
-                .collect(Collectors.toList());
-    }
-
-    private static List<MplsLabel> getEntireMplsLabels() {
-        // potentially many objects are created
-        return IntStream.range(0, TOTAL_MPLS_LABELS)
-                .mapToObj(MplsLabel::mplsLabel)
-                .collect(Collectors.toList());
-    }
-}
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/newresource/impl/ResourceRegistrar.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/newresource/impl/ResourceRegistrar.java
index 143f8c2b..e8042661 100644
--- a/framework/src/onos/core/net/src/main/java/org/onosproject/net/newresource/impl/ResourceRegistrar.java
+++ b/framework/src/onos/core/net/src/main/java/org/onosproject/net/newresource/impl/ResourceRegistrar.java
@@ -24,8 +24,6 @@ import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.onosproject.net.device.DeviceListener;
 import org.onosproject.net.device.DeviceService;
 import org.onosproject.net.driver.DriverService;
-import org.onosproject.net.link.LinkListener;
-import org.onosproject.net.link.LinkService;
 import org.onosproject.net.newresource.ResourceAdminService;
 
 import java.util.concurrent.ExecutorService;
@@ -49,25 +47,18 @@ public final class ResourceRegistrar {
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected DeviceService deviceService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected LinkService linkService;
-
     private DeviceListener deviceListener;
-    private LinkListener linkListener;
     private final ExecutorService executor =
             Executors.newSingleThreadExecutor(groupedThreads("onos/resource", "registrar"));
 
     @Activate
     public void activate() {
-        deviceListener = new ResourceDeviceListener(adminService, executor);
+        deviceListener = new ResourceDeviceListener(adminService, driverService, executor);
         deviceService.addListener(deviceListener);
-        linkListener = new ResourceLinkListener(adminService, driverService, executor);
-        linkService.addListener(linkListener);
     }
 
     @Deactivate
     public void deactivate() {
         deviceService.removeListener(deviceListener);
-        linkService.removeListener(linkListener);
     }
 }
diff --git a/framework/src/onos/core/net/src/test/java/org/onosproject/net/edgeservice/impl/EdgeManagerTest.java b/framework/src/onos/core/net/src/test/java/org/onosproject/net/edgeservice/impl/EdgeManagerTest.java
index 319412fe..70be5deb 100644
--- a/framework/src/onos/core/net/src/test/java/org/onosproject/net/edgeservice/impl/EdgeManagerTest.java
+++ b/framework/src/onos/core/net/src/test/java/org/onosproject/net/edgeservice/impl/EdgeManagerTest.java
@@ -22,7 +22,6 @@ import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.onosproject.common.event.impl.TestEventDispatcher;
-import org.onosproject.event.Event;
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.DefaultPort;
 import org.onosproject.net.Device;
@@ -31,15 +30,17 @@ import org.onosproject.net.NetTestTools;
 import org.onosproject.net.Port;
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.device.DeviceEvent;
+import org.onosproject.net.device.DeviceListener;
 import org.onosproject.net.device.DeviceServiceAdapter;
 import org.onosproject.net.edge.EdgePortEvent;
 import org.onosproject.net.edge.EdgePortListener;
 import org.onosproject.net.flow.TrafficTreatment;
 import org.onosproject.net.link.LinkEvent;
+import org.onosproject.net.link.LinkListener;
+import org.onosproject.net.link.LinkServiceAdapter;
 import org.onosproject.net.packet.OutboundPacket;
 import org.onosproject.net.packet.PacketServiceAdapter;
 import org.onosproject.net.topology.Topology;
-import org.onosproject.net.topology.TopologyEvent;
 import org.onosproject.net.topology.TopologyListener;
 import org.onosproject.net.topology.TopologyServiceAdapter;
 
@@ -58,7 +59,6 @@ import static org.onosproject.net.edge.EdgePortEvent.Type.EDGE_PORT_ADDED;
 import static org.onosproject.net.edge.EdgePortEvent.Type.EDGE_PORT_REMOVED;
 import static org.onosproject.net.link.LinkEvent.Type.LINK_ADDED;
 import static org.onosproject.net.link.LinkEvent.Type.LINK_REMOVED;
-import static org.onosproject.net.topology.TopologyEvent.Type.TOPOLOGY_CHANGED;
 
 /**
  * Test of the edge port manager. Each device has ports '0' through 'numPorts - 1'
@@ -74,6 +74,8 @@ public class EdgeManagerTest {
     private final Map<DeviceId, Device> devices = Maps.newConcurrentMap();
     private Set<OutboundPacket> packets = Sets.newConcurrentHashSet();
     private final EdgePortListener testListener = new TestListener(events);
+    private TestLinkManager testLinkManager;
+    private TestDeviceManager testDeviceManager;
     private TestTopologyManager testTopologyManager;
 
     @Before
@@ -82,8 +84,11 @@ public class EdgeManagerTest {
         injectEventDispatcher(mgr, new TestEventDispatcher());
         testTopologyManager = new TestTopologyManager(infrastructurePorts);
         mgr.topologyService = testTopologyManager;
-        mgr.deviceService = new TestDeviceManager(devices);
+        testDeviceManager = new TestDeviceManager(devices);
+        mgr.deviceService = testDeviceManager;
         mgr.packetService = new TestPacketManager();
+        testLinkManager = new TestLinkManager();
+        mgr.linkService = testLinkManager;
         mgr.activate();
         mgr.addListener(testListener);
 
@@ -108,11 +113,11 @@ public class EdgeManagerTest {
         assertFalse("no ports expected", mgr.getEdgePoints().iterator().hasNext());
 
         assertFalse("Expected isEdge to return false",
-                mgr.isEdgePoint(NetTestTools.connectPoint(Integer.toString(1), 1)));
+                    mgr.isEdgePoint(NetTestTools.connectPoint(Integer.toString(1), 1)));
 
         removeInfraPort(NetTestTools.connectPoint(Integer.toString(1), 1));
         assertTrue("Expected isEdge to return false",
-                mgr.isEdgePoint(NetTestTools.connectPoint(Integer.toString(1), 1)));
+                   mgr.isEdgePoint(NetTestTools.connectPoint(Integer.toString(1), 1)));
     }
 
     @Test
@@ -121,69 +126,57 @@ public class EdgeManagerTest {
         ConnectPoint testPoint, referencePoint;
 
         //Testing link removal
-        List<Event> eventsToAdd = Lists.newArrayList();
-        eventsToAdd.add(new LinkEvent(LINK_REMOVED, NetTestTools.link("a", 1, "b", 2)));
-        TopologyEvent event = new TopologyEvent(TOPOLOGY_CHANGED, null, eventsToAdd);
-        testTopologyManager.listener.event(event);
+        testLinkManager.listener.event(new LinkEvent(LINK_REMOVED, NetTestTools.link("a", 1, "b", 2)));
 
         assertTrue("The list contained an unexpected number of events", events.size() == 2);
         assertTrue("The first element is of the wrong type.",
-                events.get(0).type() == EDGE_PORT_ADDED);
-        assertTrue("The second element is of the wrong type.",
-                events.get(1).type() == EDGE_PORT_ADDED);
+                   events.get(0).type() == EDGE_PORT_ADDED);
 
         testPoint = events.get(0).subject();
         referencePoint = NetTestTools.connectPoint("a", 1);
         assertTrue("The port numbers of the first element are incorrect",
-                testPoint.port().toLong() == referencePoint.port().toLong());
+                   testPoint.port().toLong() == referencePoint.port().toLong());
         assertTrue("The device id of the first element is incorrect.",
-                testPoint.deviceId().equals(referencePoint.deviceId()));
+                   testPoint.deviceId().equals(referencePoint.deviceId()));
 
         testPoint = events.get(1).subject();
         referencePoint = NetTestTools.connectPoint("b", 2);
         assertTrue("The port numbers of the second element are incorrect",
-                testPoint.port().toLong() == referencePoint.port().toLong());
+                   testPoint.port().toLong() == referencePoint.port().toLong());
         assertTrue("The device id of the second element is incorrect.",
-                testPoint.deviceId().equals(referencePoint.deviceId()));
+                   testPoint.deviceId().equals(referencePoint.deviceId()));
 
         //Rebroadcast event to ensure it results in no additional events
-        testTopologyManager.listener.event(event);
+        testLinkManager.listener.event(new LinkEvent(LINK_REMOVED, NetTestTools.link("a", 1, "b", 2)));
         assertTrue("The list contained an unexpected number of events", events.size() == 2);
 
         //Testing link adding when links to remove exist
-        eventsToAdd.clear();
         events.clear();
-        eventsToAdd.add(new LinkEvent(LINK_ADDED, NetTestTools.link("a", 1, "b", 2)));
-        event = new TopologyEvent(TOPOLOGY_CHANGED, null, eventsToAdd);
-        testTopologyManager.listener.event(event);
+        testLinkManager.listener.event(new LinkEvent(LINK_ADDED, NetTestTools.link("a", 1, "b", 2)));
 
         assertTrue("The list contained an unexpected number of events", events.size() == 2);
         assertTrue("The first element is of the wrong type.",
-                events.get(0).type() == EDGE_PORT_REMOVED);
+                   events.get(0).type() == EDGE_PORT_REMOVED);
         assertTrue("The second element is of the wrong type.",
-                events.get(1).type() == EDGE_PORT_REMOVED);
+                   events.get(1).type() == EDGE_PORT_REMOVED);
 
         testPoint = events.get(0).subject();
         referencePoint = NetTestTools.connectPoint("a", 1);
         assertTrue("The port numbers of the first element are incorrect",
-                testPoint.port().toLong() == referencePoint.port().toLong());
+                   testPoint.port().toLong() == referencePoint.port().toLong());
         assertTrue("The device id of the first element is incorrect.",
-                testPoint.deviceId().equals(referencePoint.deviceId()));
+                   testPoint.deviceId().equals(referencePoint.deviceId()));
 
         testPoint = events.get(1).subject();
         referencePoint = NetTestTools.connectPoint("b", 2);
         assertTrue("The port numbers of the second element are incorrect",
-                testPoint.port().toLong() == referencePoint.port().toLong());
+                   testPoint.port().toLong() == referencePoint.port().toLong());
         assertTrue("The device id of the second element is incorrect.",
-                testPoint.deviceId().equals(referencePoint.deviceId()));
+                   testPoint.deviceId().equals(referencePoint.deviceId()));
 
         //Apparent duplicate of previous method tests removal when the elements have already been removed
-        eventsToAdd.clear();
         events.clear();
-        eventsToAdd.add(new LinkEvent(LINK_ADDED, NetTestTools.link("a", 1, "b", 2)));
-        event = new TopologyEvent(TOPOLOGY_CHANGED, null, eventsToAdd);
-        testTopologyManager.listener.event(event);
-
+        testLinkManager.listener.event(new LinkEvent(LINK_ADDED, NetTestTools.link("a", 1, "b", 2)));
         assertTrue("The list should contain no events, the removed elements don't exist.", events.size() == 0);
     }
 
@@ -192,8 +185,7 @@ public class EdgeManagerTest {
         //Setup
 
         Device referenceDevice;
-        TopologyEvent event;
-        List<Event> eventsToAdd = Lists.newArrayList();
+        DeviceEvent event;
         int numDevices = 10;
         int numInfraPorts = 5;
         totalPorts = 10;
@@ -201,14 +193,13 @@ public class EdgeManagerTest {
 
         //Test response to device added events
         referenceDevice = NetTestTools.device("1");
-        eventsToAdd.add(new DeviceEvent(DEVICE_ADDED, referenceDevice,
-                new DefaultPort(referenceDevice, PortNumber.portNumber(1), true)));
-        event = new TopologyEvent(TOPOLOGY_CHANGED, null, eventsToAdd);
-        testTopologyManager.listener.event(event);
+        event = new DeviceEvent(DEVICE_ADDED, referenceDevice,
+                                new DefaultPort(referenceDevice, PortNumber.portNumber(1), true));
+        testDeviceManager.listener.event(event);
 
         //Check that ports were populated correctly
         assertTrue("Unexpected number of new ports added",
-                mgr.deviceService.getPorts(NetTestTools.did("1")).size() == 10);
+                   mgr.deviceService.getPorts(NetTestTools.did("1")).size() == 10);
 
         //Check that of the ten ports the half that are infrastructure ports aren't added
         assertEquals("Unexpected number of new edge ports added", (totalPorts - numInfraPorts), events.size());
@@ -219,15 +210,15 @@ public class EdgeManagerTest {
         //Names here are irrelevant, the first 5 ports are populated as infrastructure, 6-10 are edge
         for (int index = 0; index < events.size(); index++) {
             assertEquals("Port added had unexpected port number.",
-                    events.get(index).subject().port(),
-                    NetTestTools.connectPoint("a", index + numInfraPorts + 1).port());
+                         events.get(index).subject().port(),
+                         NetTestTools.connectPoint("a", index + numInfraPorts + 1).port());
         }
         events.clear();
 
         //Repost the event to test repeated posts
-        testTopologyManager.listener.event(event);
+        testDeviceManager.listener.event(event);
         assertEquals("The redundant notification should not have created additional notifications.",
-                0, events.size());
+                     0, events.size());
         //Calculate the size of the returned iterable of edge points.
         Iterable<ConnectPoint> pts = mgr.getEdgePoints();
         Iterator pointIterator = pts.iterator();
@@ -238,45 +229,41 @@ public class EdgeManagerTest {
         assertEquals("Unexpected number of edge points", totalPorts - numInfraPorts, count);
         //Testing device removal
         events.clear();
-        eventsToAdd.clear();
-        eventsToAdd.add(new DeviceEvent(DEVICE_REMOVED, referenceDevice,
-                new DefaultPort(referenceDevice, PortNumber.portNumber(1), true)));
-        event = new TopologyEvent(TOPOLOGY_CHANGED, null, eventsToAdd);
-        testTopologyManager.listener.event(event);
+        event = (new DeviceEvent(DEVICE_REMOVED, referenceDevice,
+                                 new DefaultPort(referenceDevice, PortNumber.portNumber(1), true)));
+        testDeviceManager.listener.event(event);
 
         assertEquals("There should be five new events from removal of edge points",
-                totalPorts - numInfraPorts, events.size());
+                     totalPorts - numInfraPorts, events.size());
         for (int index = 0; index < events.size(); index++) {
             //Assert that the correct port numbers were removed in the correct order
             assertEquals("Port removed had unexpected port number.",
-                    events.get(index).subject().port(),
-                    (NetTestTools.connectPoint("a", index + numInfraPorts + 1).port()));
+                         events.get(index).subject().port(),
+                         (NetTestTools.connectPoint("a", index + numInfraPorts + 1).port()));
             //Assert that the events are of the correct type
             assertEquals("Unexpected type of event", events.get(index).type(), EDGE_PORT_REMOVED);
         }
         events.clear();
         //Rebroadcast event to check that it triggers no new behavior
-        testTopologyManager.listener.event(event);
+        testDeviceManager.listener.event(event);
         assertEquals("Rebroadcast of removal event should not produce additional events",
-                0, events.size());
+                     0, events.size());
 
         //Testing device status change, changed from unavailable to available
         events.clear();
-        eventsToAdd.clear();
         //Make sure that the devicemanager shows the device as available.
         addDevice(referenceDevice, "1", 5);
         devices.put(referenceDevice.id(), referenceDevice);
 
-        eventsToAdd.add(new DeviceEvent(DEVICE_AVAILABILITY_CHANGED, referenceDevice));
-        event = new TopologyEvent(TOPOLOGY_CHANGED, null, eventsToAdd);
-        testTopologyManager.listener.event(event);
+        event = new DeviceEvent(DEVICE_AVAILABILITY_CHANGED, referenceDevice);
+        testDeviceManager.listener.event(event);
         //An earlier setup set half of the reference device ports to infrastructure
         assertEquals("An unexpected number of events were generated.", totalPorts - numInfraPorts, events.size());
         for (int i = 0; i < 5; i++) {
             assertEquals("The event was not of the right type", events.get(i).type(), EDGE_PORT_ADDED);
         }
         events.clear();
-        testTopologyManager.listener.event(event);
+        testDeviceManager.listener.event(event);
         assertEquals("No events should have been generated for a set of existing ports.", 0, events.size());
 
         //Test removal when state changes when the device becomes unavailable
@@ -288,21 +275,20 @@ public class EdgeManagerTest {
         no events will be generated since no ports will be provided in getPorts() to EdgeManager.
         */
         alwaysReturnPorts = true;
-        testTopologyManager.listener.event(event);
+        testDeviceManager.listener.event(event);
         alwaysReturnPorts = false;
         assertEquals("An unexpected number of events were created.", totalPorts - numInfraPorts, events.size());
         for (int i = 0; i < 5; i++) {
             EdgePortEvent edgeEvent = events.get(i);
             assertEquals("The event is of an unexpected type.",
-                    EdgePortEvent.Type.EDGE_PORT_REMOVED, edgeEvent.type());
+                         EdgePortEvent.Type.EDGE_PORT_REMOVED, edgeEvent.type());
             assertEquals("The event pertains to an unexpected port", PortNumber.portNumber(i + numInfraPorts + 1),
-                    edgeEvent.subject().port());
+                         edgeEvent.subject().port());
         }
     }
 
     @Test
     public void testInternalCache() {
-        List<Event> eventsToAdd = Lists.newArrayList();
         int numDevices = 10;
         //Number of infrastructure ports per device
         int numPorts = 5;
@@ -312,11 +298,8 @@ public class EdgeManagerTest {
         for (int i = 0; i < numDevices; i++) {
             Device newDevice = NetTestTools.device(Integer.toString(i));
             devices.put(newDevice.id(), newDevice);
-            eventsToAdd.add(new DeviceEvent(DEVICE_ADDED, newDevice));
+            testDeviceManager.listener.event(new DeviceEvent(DEVICE_ADDED, newDevice));
         }
-        TopologyEvent event = new TopologyEvent(TOPOLOGY_CHANGED, null, eventsToAdd);
-        testTopologyManager.listener.event(event);
-
         //Check all ports have correct designations
         ConnectPoint testPoint;
         for (int deviceNum = 0; deviceNum < numDevices; deviceNum++) {
@@ -334,7 +317,7 @@ public class EdgeManagerTest {
             count++;
         }
         assertEquals("There are an unexpeceted number of edge points returned.",
-                (totalPorts - numPorts) * numDevices, count);
+                     (totalPorts - numPorts) * numDevices, count);
         for (int deviceNumber = 0; deviceNumber < numDevices; deviceNumber++) {
             count = 0;
             for (ConnectPoint ignored : mgr.getEdgePoints(NetTestTools.did("1"))) {
@@ -349,8 +332,7 @@ public class EdgeManagerTest {
     public void testEmit() {
         byte[] arr = new byte[10];
         Device referenceDevice;
-        TopologyEvent event;
-        List<Event> eventsToAdd = Lists.newArrayList();
+        DeviceEvent event;
         int numDevices = 10;
         int numInfraPorts = 5;
         totalPorts = 10;
@@ -360,16 +342,16 @@ public class EdgeManagerTest {
         }
         for (int i = 0; i < numDevices; i++) {
             referenceDevice = NetTestTools.device(Integer.toString(i));
-            eventsToAdd.add(new DeviceEvent(DEVICE_ADDED, referenceDevice,
-                    new DefaultPort(referenceDevice, PortNumber.portNumber(1), true)));
+            testDeviceManager.listener.event(new DeviceEvent(DEVICE_ADDED, referenceDevice,
+                                                             new DefaultPort(referenceDevice,
+                                                                             PortNumber.portNumber(1),
+                                                                             true)));
         }
-        event = new TopologyEvent(TOPOLOGY_CHANGED, null, eventsToAdd);
-        testTopologyManager.listener.event(event);
 
         mgr.emitPacket(ByteBuffer.wrap(arr), Optional.<TrafficTreatment>empty());
 
         assertEquals("There were an unexpected number of emitted packets",
-                (totalPorts - numInfraPorts) * numDevices, packets.size());
+                     (totalPorts - numInfraPorts) * numDevices, packets.size());
         Iterator<OutboundPacket> packetIter = packets.iterator();
         OutboundPacket packet;
         while (packetIter.hasNext()) {
@@ -381,7 +363,7 @@ public class EdgeManagerTest {
         mgr.emitPacket(NetTestTools.did(Integer.toString(1)), ByteBuffer.wrap(arr), Optional.<TrafficTreatment>empty());
 
         assertEquals("Unexpected number of outbound packets were emitted.",
-                totalPorts - numInfraPorts, packets.size());
+                     totalPorts - numInfraPorts, packets.size());
         packetIter = packets.iterator();
         while (packetIter.hasNext()) {
             packet = packetIter.next();
@@ -455,6 +437,7 @@ public class EdgeManagerTest {
     }
 
     private class TestDeviceManager extends DeviceServiceAdapter {
+        private DeviceListener listener;
 
         private Map<DeviceId, Device> devices;
 
@@ -490,6 +473,17 @@ public class EdgeManagerTest {
         public Iterable<Device> getAvailableDevices() {
             return devices.values();
         }
+
+
+        @Override
+        public void addListener(DeviceListener listener) {
+            this.listener = listener;
+        }
+
+        @Override
+        public void removeListener(DeviceListener listener) {
+            this.listener = null;
+        }
     }
 
     private class TestPacketManager extends PacketServiceAdapter {
@@ -499,6 +493,15 @@ public class EdgeManagerTest {
         }
     }
 
+    private class TestLinkManager extends LinkServiceAdapter {
+        private LinkListener listener;
+
+        @Override
+        public void addListener(LinkListener listener) {
+            this.listener = listener;
+        }
+    }
+
     private class TestListener implements EdgePortListener {
         private List<EdgePortEvent> events;
 
diff --git a/framework/src/onos/core/net/src/test/java/org/onosproject/net/intent/impl/ObjectiveTrackerTest.java b/framework/src/onos/core/net/src/test/java/org/onosproject/net/intent/impl/ObjectiveTrackerTest.java
index eb7f2ccd..7cee0d0e 100644
--- a/framework/src/onos/core/net/src/test/java/org/onosproject/net/intent/impl/ObjectiveTrackerTest.java
+++ b/framework/src/onos/core/net/src/test/java/org/onosproject/net/intent/impl/ObjectiveTrackerTest.java
@@ -29,8 +29,10 @@ import org.onlab.junit.TestUtils.TestUtilsException;
 import org.onosproject.core.IdGenerator;
 import org.onosproject.event.Event;
 import org.onosproject.net.Device;
+import org.onosproject.net.DeviceId;
 import org.onosproject.net.Link;
 import org.onosproject.net.NetworkResource;
+import org.onosproject.net.PortNumber;
 import org.onosproject.net.device.DeviceEvent;
 import org.onosproject.net.device.DeviceListener;
 import org.onosproject.net.intent.Intent;
@@ -52,7 +54,6 @@ import static org.hamcrest.MatcherAssert.assertThat;
 import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.hasSize;
 import static org.hamcrest.Matchers.is;
-import static org.onosproject.net.LinkKey.linkKey;
 import static org.onosproject.net.newresource.ResourceEvent.Type.*;
 import static org.onosproject.net.NetTestTools.APP_ID;
 import static org.onosproject.net.NetTestTools.device;
@@ -231,7 +232,7 @@ public class ObjectiveTrackerTest {
     @Test
     public void testResourceEvent() throws Exception {
         ResourceEvent event = new ResourceEvent(RESOURCE_ADDED,
-                ResourcePath.discrete(linkKey(link("a", 1, "b", 1))));
+                ResourcePath.discrete(DeviceId.deviceId("a"), PortNumber.portNumber(1)));
         resourceListener.event(event);
 
         assertThat(
diff --git a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DefaultAsyncConsistentMap.java b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DefaultAsyncConsistentMap.java
index c6d300c9..af2bb74d 100644
--- a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DefaultAsyncConsistentMap.java
+++ b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DefaultAsyncConsistentMap.java
@@ -20,6 +20,7 @@ import com.google.common.cache.CacheBuilder;
 import com.google.common.cache.CacheLoader;
 import com.google.common.cache.LoadingCache;
 import com.google.common.collect.Maps;
+
 import org.onlab.util.HexString;
 import org.onlab.util.SharedExecutors;
 import org.onlab.util.Tools;
@@ -33,6 +34,7 @@ import org.onosproject.store.service.Versioned;
 import org.slf4j.Logger;
 
 import java.util.Collection;
+import java.util.Collections;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Objects;
@@ -92,18 +94,25 @@ public class DefaultAsyncConsistentMap<K, V>  implements AsyncConsistentMap<K, V
     private static final String ERROR_NULL_KEY = "Key cannot be null";
     private static final String ERROR_NULL_VALUE = "Null values are not allowed";
 
-    private final LoadingCache<K, String> keyCache = CacheBuilder.newBuilder()
+    // String representation of serialized byte[] -> original key Object
+    private final LoadingCache<String, K> keyCache = CacheBuilder.newBuilder()
             .softValues()
-            .build(new CacheLoader<K, String>() {
+            .build(new CacheLoader<String, K>() {
 
                 @Override
-                public String load(K key) {
-                    return HexString.toHexString(serializer.encode(key));
+                public K load(String key) {
+                    return serializer.decode(HexString.fromHexString(key));
                 }
             });
 
+    protected String sK(K key) {
+        String s = HexString.toHexString(serializer.encode(key));
+        keyCache.put(s, key);
+        return s;
+    }
+
     protected K dK(String key) {
-        return serializer.decode(HexString.fromHexString(key));
+        return keyCache.getUnchecked(key);
     }
 
     public DefaultAsyncConsistentMap(String name,
@@ -207,7 +216,7 @@ public class DefaultAsyncConsistentMap<K, V>  implements AsyncConsistentMap<K, V
     public CompletableFuture<Boolean> containsKey(K key) {
         checkNotNull(key, ERROR_NULL_KEY);
         final MeteringAgent.Context timer = monitor.startTimer(CONTAINS_KEY);
-        return database.mapContainsKey(name, keyCache.getUnchecked(key))
+        return database.mapContainsKey(name, sK(key))
                 .whenComplete((r, e) -> timer.stop(e));
     }
 
@@ -223,7 +232,7 @@ public class DefaultAsyncConsistentMap<K, V>  implements AsyncConsistentMap<K, V
     public CompletableFuture<Versioned<V>> get(K key) {
         checkNotNull(key, ERROR_NULL_KEY);
         final MeteringAgent.Context timer = monitor.startTimer(GET);
-        return database.mapGet(name, keyCache.getUnchecked(key))
+        return database.mapGet(name, sK(key))
                 .whenComplete((r, e) -> timer.stop(e))
                 .thenApply(v -> v != null ? v.map(serializer::decode) : null);
     }
@@ -328,10 +337,7 @@ public class DefaultAsyncConsistentMap<K, V>  implements AsyncConsistentMap<K, V
     public CompletableFuture<Set<K>> keySet() {
         final MeteringAgent.Context timer = monitor.startTimer(KEY_SET);
         return database.mapKeySet(name)
-                .thenApply(s -> s
-                        .stream()
-                        .map(this::dK)
-                        .collect(Collectors.toSet()))
+                .thenApply(s -> newMappingKeySet(s))
                 .whenComplete((r, e) -> timer.stop(e));
     }
 
@@ -351,10 +357,7 @@ public class DefaultAsyncConsistentMap<K, V>  implements AsyncConsistentMap<K, V
         final MeteringAgent.Context timer = monitor.startTimer(ENTRY_SET);
         return database.mapEntrySet(name)
                 .whenComplete((r, e) -> timer.stop(e))
-                .thenApply(s -> s
-                        .stream()
-                        .map(this::mapRawEntry)
-                        .collect(Collectors.toSet()));
+                .thenApply(s -> newMappingEntrySet(s));
     }
 
     @Override
@@ -413,17 +416,31 @@ public class DefaultAsyncConsistentMap<K, V>  implements AsyncConsistentMap<K, V
         checkIfUnmodifiable();
     }
 
+    private Set<K> newMappingKeySet(Set<String> s) {
+        return new MappingSet<>(s, Collections::unmodifiableSet,
+                                this::sK, this::dK);
+    }
+
+    private Set<Entry<K, Versioned<V>>> newMappingEntrySet(Set<Entry<String, Versioned<byte[]>>> s) {
+        return new MappingSet<>(s, Collections::unmodifiableSet,
+                                this::reverseMapRawEntry, this::mapRawEntry);
+    }
+
     private Map.Entry<K, Versioned<V>> mapRawEntry(Map.Entry<String, Versioned<byte[]>> e) {
         return Maps.immutableEntry(dK(e.getKey()), e.getValue().<V>map(serializer::decode));
     }
 
+    private Map.Entry<String, Versioned<byte[]>> reverseMapRawEntry(Map.Entry<K, Versioned<V>> e) {
+        return Maps.immutableEntry(sK(e.getKey()), e.getValue().map(serializer::encode));
+    }
+
     private CompletableFuture<UpdateResult<K, V>> updateAndGet(K key,
                                                                Match<V> oldValueMatch,
                                                                Match<Long> oldVersionMatch,
                                                                V value) {
         beforeUpdate(key);
         return database.mapUpdate(name,
-                keyCache.getUnchecked(key),
+                sK(key),
                 oldValueMatch.map(serializer::encode),
                 oldVersionMatch,
                 value == null ? null : serializer.encode(value))
diff --git a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/MappingSet.java b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/MappingSet.java
new file mode 100644
index 00000000..9bf80a73
--- /dev/null
+++ b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/MappingSet.java
@@ -0,0 +1,131 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.store.consistent.impl;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.Set;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+import com.google.common.collect.Iterators;
+
+/**
+ * Set view backed by Set with element type {@code <BACK>} but returns
+ * element as {@code <OUT>} for convenience.
+ *
+ * @param <BACK> Backing {@link Set} element type.
+ *        MappingSet will follow this type's equality behavior.
+ * @param <OUT> external facing element type.
+ *        MappingSet will ignores equality defined by this type.
+ */
+class MappingSet<BACK, OUT> implements Set<OUT> {
+
+    private final Set<BACK> backedSet;
+    private final Function<OUT, BACK> toBack;
+    private final Function<BACK, OUT> toOut;
+
+    public MappingSet(Set<BACK> backedSet,
+                      Function<Set<BACK>, Set<BACK>> supplier,
+                      Function<OUT, BACK> toBack, Function<BACK, OUT> toOut) {
+        this.backedSet = supplier.apply(backedSet);
+        this.toBack = toBack;
+        this.toOut = toOut;
+    }
+
+    @Override
+    public int size() {
+        return backedSet.size();
+    }
+
+    @Override
+    public boolean isEmpty() {
+        return backedSet.isEmpty();
+    }
+
+    @Override
+    public boolean contains(Object o) {
+        return backedSet.contains(toBack.apply((OUT) o));
+    }
+
+    @Override
+    public Iterator<OUT> iterator() {
+        return Iterators.transform(backedSet.iterator(), toOut::apply);
+    }
+
+    @Override
+    public Object[] toArray() {
+        return backedSet.stream()
+                .map(toOut)
+                .toArray();
+    }
+
+    @Override
+    public <T> T[] toArray(T[] a) {
+        return backedSet.stream()
+                .map(toOut)
+                .toArray(size -> {
+                    if (size < a.length) {
+                        return (T[]) new Object[size];
+                    } else {
+                        Arrays.fill(a, null);
+                        return a;
+                    }
+                });
+    }
+
+    @Override
+    public boolean add(OUT e) {
+        return backedSet.add(toBack.apply(e));
+    }
+
+    @Override
+    public boolean remove(Object o) {
+        return backedSet.remove(toBack.apply((OUT) o));
+    }
+
+    @Override
+    public boolean containsAll(Collection<?> c) {
+        return c.stream()
+            .map(e -> toBack.apply((OUT) e))
+            .allMatch(backedSet::contains);
+    }
+
+    @Override
+    public boolean addAll(Collection<? extends OUT> c) {
+        return backedSet.addAll(c.stream().map(toBack).collect(Collectors.toList()));
+    }
+
+    @Override
+    public boolean retainAll(Collection<?> c) {
+        return backedSet.retainAll(c.stream()
+                .map(x -> toBack.apply((OUT) x))
+                .collect(Collectors.toList()));
+    }
+
+    @Override
+    public boolean removeAll(Collection<?> c) {
+        return backedSet.removeAll(c.stream()
+                .map(x -> toBack.apply((OUT) x))
+                .collect(Collectors.toList()));
+    }
+
+    @Override
+    public void clear() {
+        backedSet.clear();
+    }
+}
diff --git a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/group/impl/DistributedGroupStore.java b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/group/impl/DistributedGroupStore.java
index 83319c3e..cc32a735 100644
--- a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/group/impl/DistributedGroupStore.java
+++ b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/group/impl/DistributedGroupStore.java
@@ -350,7 +350,7 @@ public class DistributedGroupStore
         // Check if a group is existing with the same key
         Group existingGroup = getGroup(groupDesc.deviceId(), groupDesc.appCookie());
         if (existingGroup != null) {
-            log.warn("Group already exists with the same key {} in dev:{} with id:{}",
+            log.warn("Group already exists with the same key {} in dev:{} with id:0x{}",
                      groupDesc.appCookie(), groupDesc.deviceId(),
                      Integer.toHexString(existingGroup.id().id()));
             return;
diff --git a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/host/impl/ECHostStore.java b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/host/impl/DistributedHostStore.java
index 20124576..836a3c22 100644
--- a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/host/impl/ECHostStore.java
+++ b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/host/impl/DistributedHostStore.java
@@ -15,26 +15,8 @@
  */
 package org.onosproject.store.host.impl;
 
-import static com.google.common.base.Preconditions.checkNotNull;
-import static com.google.common.base.Preconditions.checkState;
-import static org.onosproject.net.DefaultAnnotations.merge;
-import static org.onosproject.net.host.HostEvent.Type.HOST_ADDED;
-import static org.onosproject.net.host.HostEvent.Type.HOST_MOVED;
-import static org.onosproject.net.host.HostEvent.Type.HOST_REMOVED;
-import static org.onosproject.net.host.HostEvent.Type.HOST_UPDATED;
-import static org.onosproject.store.service.EventuallyConsistentMapEvent.Type.PUT;
-import static org.onosproject.store.service.EventuallyConsistentMapEvent.Type.REMOVE;
-import static org.slf4j.LoggerFactory.getLogger;
-
-import java.util.Collection;
-import java.util.HashSet;
-import java.util.Map;
-import java.util.Objects;
-import java.util.Set;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.function.Predicate;
-import java.util.stream.Collectors;
-
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Sets;
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
@@ -60,22 +42,34 @@ import org.onosproject.net.host.HostStoreDelegate;
 import org.onosproject.net.provider.ProviderId;
 import org.onosproject.store.AbstractStore;
 import org.onosproject.store.serializers.KryoNamespaces;
-import org.onosproject.store.service.EventuallyConsistentMap;
-import org.onosproject.store.service.EventuallyConsistentMapEvent;
-import org.onosproject.store.service.EventuallyConsistentMapListener;
-import org.onosproject.store.service.LogicalClockService;
+import org.onosproject.store.service.ConsistentMap;
+import org.onosproject.store.service.MapEvent;
+import org.onosproject.store.service.MapEventListener;
+import org.onosproject.store.service.Serializer;
 import org.onosproject.store.service.StorageService;
 import org.slf4j.Logger;
 
-import com.google.common.collect.ImmutableSet;
-import com.google.common.collect.Sets;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.function.Predicate;
+import java.util.stream.Collectors;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static com.google.common.base.Preconditions.checkState;
+import static org.onosproject.net.DefaultAnnotations.merge;
+import static org.onosproject.net.host.HostEvent.Type.*;
+import static org.slf4j.LoggerFactory.getLogger;
 
 /**
  * Manages the inventory of hosts using a {@code EventuallyConsistentMap}.
  */
 @Component(immediate = true)
 @Service
-public class ECHostStore
+public class DistributedHostStore
     extends AbstractStore<HostEvent, HostStoreDelegate>
     implements HostStore {
 
@@ -84,15 +78,13 @@ public class ECHostStore
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected StorageService storageService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected LogicalClockService clockService;
-
-    private EventuallyConsistentMap<HostId, DefaultHost> hosts;
+    private ConsistentMap<HostId, DefaultHost> host;
+    private Map<HostId, DefaultHost> hosts;
 
     private final ConcurrentHashMap<HostId, DefaultHost> prevHosts =
             new ConcurrentHashMap<>();
 
-    private EventuallyConsistentMapListener<HostId, DefaultHost> hostLocationTracker =
+    private MapEventListener<HostId, DefaultHost> hostLocationTracker =
             new HostLocationTracker();
 
     @Activate
@@ -100,21 +92,22 @@ public class ECHostStore
         KryoNamespace.Builder hostSerializer = KryoNamespace.newBuilder()
                 .register(KryoNamespaces.API);
 
-        hosts = storageService.<HostId, DefaultHost>eventuallyConsistentMapBuilder()
+        host = storageService.<HostId, DefaultHost>consistentMapBuilder()
                 .withName("onos-hosts")
-                .withSerializer(hostSerializer)
-                .withTimestampProvider((k, v) -> clockService.getTimestamp())
+                .withRelaxedReadConsistency()
+                .withSerializer(Serializer.using(hostSerializer.build()))
                 .build();
 
-        hosts.addListener(hostLocationTracker);
+        hosts = host.asJavaMap();
+
+        host.addListener(hostLocationTracker);
 
         log.info("Started");
     }
 
     @Deactivate
     public void deactivate() {
-        hosts.removeListener(hostLocationTracker);
-        hosts.destroy();
+        host.removeListener(hostLocationTracker);
         prevHosts.clear();
 
         log.info("Stopped");
@@ -249,11 +242,11 @@ public class ECHostStore
         return collection.stream().filter(predicate).collect(Collectors.toSet());
     }
 
-    private class HostLocationTracker implements EventuallyConsistentMapListener<HostId, DefaultHost> {
+    private class HostLocationTracker implements MapEventListener<HostId, DefaultHost> {
         @Override
-        public void event(EventuallyConsistentMapEvent<HostId, DefaultHost> event) {
-            DefaultHost host = checkNotNull(event.value());
-            if (event.type() == PUT) {
+        public void event(MapEvent<HostId, DefaultHost> event) {
+            DefaultHost host = checkNotNull(event.value().value());
+            if (event.type() == MapEvent.Type.INSERT) {
                 Host prevHost = prevHosts.put(host.id(), host);
                 if (prevHost == null) {
                     notifyDelegate(new HostEvent(HOST_ADDED, host));
@@ -262,7 +255,7 @@ public class ECHostStore
                 } else if (!Objects.equals(prevHost, host)) {
                     notifyDelegate(new HostEvent(HOST_UPDATED, host, prevHost));
                 }
-            } else if (event.type() == REMOVE) {
+            } else if (event.type() == MapEvent.Type.REMOVE) {
                 if (prevHosts.remove(host.id()) != null) {
                     notifyDelegate(new HostEvent(HOST_REMOVED, host));
                 }
diff --git a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/proxyarp/impl/DistributedProxyArpStore.java b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/proxyarp/impl/DistributedProxyArpStore.java
index 851185b5..4d7e7f33 100644
--- a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/proxyarp/impl/DistributedProxyArpStore.java
+++ b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/proxyarp/impl/DistributedProxyArpStore.java
@@ -113,7 +113,7 @@ public class DistributedProxyArpStore implements ProxyArpStore {
 
     @Override
     public void forward(ConnectPoint outPort, Host subject, ByteBuffer packet) {
-        NodeId nodeId = mastershipService.getMasterFor(outPort.deviceId());
+        /*NodeId nodeId = mastershipService.getMasterFor(outPort.deviceId());
         if (nodeId.equals(localNodeId)) {
             if (delegate != null) {
                 delegate.emitResponse(outPort, packet);
@@ -122,7 +122,10 @@ public class DistributedProxyArpStore implements ProxyArpStore {
             log.info("Forwarding ARP response from {} to {}", subject.id(), outPort);
             commService.unicast(new ArpResponseMessage(outPort, subject, packet.array()),
                                 ARP_RESPONSE_MESSAGE, serializer::encode, nodeId);
-        }
+        }*/
+        //FIXME: Code above may be unnecessary and therefore cluster messaging
+        // and pendingMessages could be pruned as well.
+        delegate.emitResponse(outPort, packet);
     }
 
     @Override
diff --git a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/topology/impl/DistributedTopologyStore.java b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/topology/impl/DistributedTopologyStore.java
index da4e3cc4..2641635d 100644
--- a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/topology/impl/DistributedTopologyStore.java
+++ b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/topology/impl/DistributedTopologyStore.java
@@ -15,44 +15,43 @@
  */
 package org.onosproject.store.topology.impl;
 
-import static com.google.common.base.Preconditions.checkArgument;
-import static org.onlab.util.Tools.isNullOrEmpty;
-import static org.onosproject.net.topology.TopologyEvent.Type.TOPOLOGY_CHANGED;
-import static org.slf4j.LoggerFactory.getLogger;
-
-import java.util.Collections;
-import java.util.Map;
-import java.util.List;
-import java.util.Set;
-import java.util.stream.Collectors;
-
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Modified;
+import org.apache.felix.scr.annotations.Property;
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.Service;
+import org.onlab.graph.GraphPathSearch;
 import org.onlab.util.KryoNamespace;
+import org.onosproject.cfg.ComponentConfigService;
 import org.onosproject.common.DefaultTopology;
 import org.onosproject.event.Event;
 import org.onosproject.mastership.MastershipService;
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.Device;
 import org.onosproject.net.DeviceId;
+import org.onosproject.net.DisjointPath;
 import org.onosproject.net.Link;
 import org.onosproject.net.Path;
-import org.onosproject.net.DisjointPath;
+import org.onosproject.net.device.DeviceService;
 import org.onosproject.net.provider.ProviderId;
 import org.onosproject.net.topology.ClusterId;
 import org.onosproject.net.topology.DefaultGraphDescription;
+import org.onosproject.net.topology.GeoDistanceLinkWeight;
 import org.onosproject.net.topology.GraphDescription;
 import org.onosproject.net.topology.LinkWeight;
+import org.onosproject.net.topology.MetricLinkWeight;
+import org.onosproject.net.topology.PathAdminService;
 import org.onosproject.net.topology.Topology;
 import org.onosproject.net.topology.TopologyCluster;
+import org.onosproject.net.topology.TopologyEdge;
 import org.onosproject.net.topology.TopologyEvent;
 import org.onosproject.net.topology.TopologyGraph;
 import org.onosproject.net.topology.TopologyStore;
 import org.onosproject.net.topology.TopologyStoreDelegate;
+import org.onosproject.net.topology.TopologyVertex;
 import org.onosproject.store.AbstractStore;
 import org.onosproject.store.serializers.KryoNamespaces;
 import org.onosproject.store.service.EventuallyConsistentMap;
@@ -60,8 +59,23 @@ import org.onosproject.store.service.EventuallyConsistentMapEvent;
 import org.onosproject.store.service.EventuallyConsistentMapListener;
 import org.onosproject.store.service.LogicalClockService;
 import org.onosproject.store.service.StorageService;
+import org.osgi.service.component.ComponentContext;
 import org.slf4j.Logger;
 
+import java.util.Collections;
+import java.util.Dictionary;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+import static com.google.common.base.Preconditions.checkArgument;
+import static org.onlab.util.Tools.get;
+import static org.onlab.util.Tools.isNullOrEmpty;
+import static org.onosproject.net.topology.TopologyEvent.Type.TOPOLOGY_CHANGED;
+import static org.slf4j.LoggerFactory.getLogger;
+
 /**
  * Manages inventory of topology snapshots using trivial in-memory
  * structures implementation.
@@ -73,9 +87,12 @@ import org.slf4j.Logger;
 @Service
 public class DistributedTopologyStore
         extends AbstractStore<TopologyEvent, TopologyStoreDelegate>
-        implements TopologyStore {
+        implements TopologyStore, PathAdminService {
 
     private final Logger log = getLogger(getClass());
+
+    private static final String FORMAT = "Settings: linkWeightFunction={}";
+
     private volatile DefaultTopology current =
             new DefaultTopology(ProviderId.NONE,
                                 new DefaultGraphDescription(0L, System.currentTimeMillis(),
@@ -91,6 +108,21 @@ public class DistributedTopologyStore
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected MastershipService mastershipService;
 
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected ComponentConfigService configService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected DeviceService deviceService;
+
+    private static final String HOP_COUNT = "hopCount";
+    private static final String LINK_METRIC = "linkMetric";
+    private static final String GEO_DISTANCE = "geoDistance";
+
+    private static final String DEFAULT_LINK_WEIGHT_FUNCTION = "hopCount";
+    @Property(name = "linkWeightFunction", value = DEFAULT_LINK_WEIGHT_FUNCTION,
+            label = "Default link-weight function: hopCount, linkMetric, geoDistance")
+    private String linkWeightFunction = DEFAULT_LINK_WEIGHT_FUNCTION;
+
     // Cluster root to broadcast points bindings to allow convergence to
     // a shared broadcast tree; node that is the master of the cluster root
     // is the primary.
@@ -100,7 +132,8 @@ public class DistributedTopologyStore
             new InternalBroadcastPointListener();
 
     @Activate
-    public void activate() {
+    protected void activate() {
+        configService.registerProperties(getClass());
         KryoNamespace.Builder hostSerializer = KryoNamespace.newBuilder()
                 .register(KryoNamespaces.API);
 
@@ -114,12 +147,30 @@ public class DistributedTopologyStore
     }
 
     @Deactivate
-    public void deactivate() {
+    protected void deactivate() {
+        configService.unregisterProperties(getClass(), false);
         broadcastPoints.removeListener(listener);
         broadcastPoints.destroy();
         log.info("Stopped");
     }
 
+    @Modified
+    protected void modified(ComponentContext context) {
+        Dictionary<?, ?> properties = context.getProperties();
+
+        String newLinkWeightFunction = get(properties, "linkWeightFunction");
+        if (newLinkWeightFunction != null &&
+                !Objects.equals(newLinkWeightFunction, linkWeightFunction)) {
+            linkWeightFunction = newLinkWeightFunction;
+            LinkWeight weight = linkWeightFunction.equals(LINK_METRIC) ?
+                    new MetricLinkWeight() :
+                    linkWeightFunction.equals(GEO_DISTANCE) ?
+                            new GeoDistanceLinkWeight(deviceService) : null;
+            setDefaultLinkWeight(weight);
+        }
+        log.info(FORMAT, linkWeightFunction);
+    }
+
     @Override
     public Topology currentTopology() {
         return current;
@@ -263,6 +314,16 @@ public class DistributedTopologyStore
         return (DefaultTopology) topology;
     }
 
+    @Override
+    public void setDefaultLinkWeight(LinkWeight linkWeight) {
+        DefaultTopology.setDefaultLinkWeight(linkWeight);
+    }
+
+    @Override
+    public void setDefaultGraphPathSearch(GraphPathSearch<TopologyVertex, TopologyEdge> graphPathSearch) {
+        DefaultTopology.setDefaultGraphPathSearch(graphPathSearch);
+    }
+
     private class InternalBroadcastPointListener
             implements EventuallyConsistentMapListener<DeviceId, Set<ConnectPoint>> {
         @Override
diff --git a/framework/src/onos/core/store/dist/src/test/java/org/onosproject/store/consistent/impl/DefaultAsyncConsistentMapTest.java b/framework/src/onos/core/store/dist/src/test/java/org/onosproject/store/consistent/impl/DefaultAsyncConsistentMapTest.java
new file mode 100644
index 00000000..3f6402c5
--- /dev/null
+++ b/framework/src/onos/core/store/dist/src/test/java/org/onosproject/store/consistent/impl/DefaultAsyncConsistentMapTest.java
@@ -0,0 +1,369 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.store.consistent.impl;
+
+import static java.util.Collections.unmodifiableCollection;
+import static java.util.Collections.unmodifiableSet;
+import static org.hamcrest.Matchers.is;
+import static org.junit.Assert.*;
+
+import java.util.Collection;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Objects;
+import java.util.Set;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.function.Consumer;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.DefaultApplicationId;
+import org.onosproject.store.service.Serializer;
+import org.onosproject.store.service.Transaction;
+import org.onosproject.store.service.Versioned;
+
+import com.google.common.base.MoreObjects;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableSet;
+import net.kuujo.copycat.Task;
+import net.kuujo.copycat.cluster.Cluster;
+import net.kuujo.copycat.resource.ResourceState;
+
+/**
+ *
+ */
+public class DefaultAsyncConsistentMapTest {
+
+    private static final ApplicationId APP_ID = new DefaultApplicationId(42, "what");
+
+    private static final TestData KEY1A = new TestData("One", "a");
+    private static final TestData KEY1B = new TestData("One", "b");
+
+    private static final TestData VALUE2A = new TestData("Two", "a");
+    private static final TestData VALUE2B = new TestData("Two", "b");
+
+    @Before
+    public void setUp() throws Exception {
+    }
+
+    @After
+    public void tearDown() throws Exception {
+    }
+
+    @Test
+    public void testKeySet() throws Exception {
+        DefaultAsyncConsistentMap<TestData, TestData> map;
+        String name = "map_name";
+        Database database = new TestDatabase();
+        Serializer serializer = Serializer.forTypes(TestData.class);
+
+        map = new DefaultAsyncConsistentMap<>(name, APP_ID, database, serializer,
+                                            false, false, false);
+        map.put(KEY1A, VALUE2A);
+        map.put(KEY1B, VALUE2A);
+
+        Set<TestData> set = map.keySet().get();
+        assertEquals("Should contain 2 keys",
+                2, set.size());
+        assertThat(set.contains(KEY1A), is(true));
+        assertThat(set.contains(KEY1B), is(true));
+        assertThat(set.contains(new TestData("One", "a")), is(true));
+    }
+
+    @Test
+    public void testEntrySet() throws Exception {
+        DefaultAsyncConsistentMap<TestData, TestData> map;
+        String name = "map_name";
+        Database database = new TestDatabase();
+        Serializer serializer = Serializer.forTypes(TestData.class);
+
+        map = new DefaultAsyncConsistentMap<>(name, APP_ID, database, serializer,
+                                            false, false, false);
+        map.put(KEY1A, VALUE2A);
+        map.put(KEY1B, VALUE2A);
+
+        assertEquals("Should contain 2 entry",
+                     2,
+                     map.entrySet().get().size());
+    }
+
+    /**
+     * Object to be used as a test data.
+     *
+     * {@link Object#equals(Object)} use only part of it's fields.
+     *
+     * As a result there can be 2 instances which the
+     * serialized bytes are not-equal but
+     * {@link Object#equals(Object)}-wise they are equal.
+     */
+    public static class TestData {
+
+        private final String theKey;
+
+        @SuppressWarnings("unused")
+        private final String notUsedForEquals;
+
+        public TestData(String theKey, String notUsedForEquals) {
+            this.theKey = theKey;
+            this.notUsedForEquals = notUsedForEquals;
+        }
+
+        @Override
+        public int hashCode() {
+            return Objects.hashCode(theKey);
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            if (obj instanceof TestData) {
+                TestData that = (TestData) obj;
+                return Objects.equals(this.theKey, that.theKey);
+            }
+            return false;
+        }
+
+        @Override
+        public String toString() {
+            return MoreObjects.toStringHelper(this)
+                    .add("theKey", theKey)
+                    .add("notUsedForEquals", notUsedForEquals)
+                    .toString();
+        }
+    }
+
+    /**
+     * {@link Database} implementation for testing.
+     *
+     * There is only 1 backing Map, {@code mapName} will be ignored.
+     */
+    public class TestDatabase implements Database {
+
+        Map<String, Versioned<byte[]>> map = new ConcurrentHashMap<>();
+
+        @Override
+        public CompletableFuture<Set<String>> maps() {
+            return CompletableFuture.completedFuture(ImmutableSet.of());
+        }
+
+        @Override
+        public CompletableFuture<Map<String, Long>> counters() {
+            return CompletableFuture.completedFuture(ImmutableMap.of());
+        }
+
+        @Override
+        public CompletableFuture<Integer> mapSize(String mapName) {
+            return CompletableFuture.completedFuture(map.size());
+        }
+
+        @Override
+        public CompletableFuture<Boolean> mapIsEmpty(String mapName) {
+            return CompletableFuture.completedFuture(map.isEmpty());
+        }
+
+        @Override
+        public CompletableFuture<Boolean> mapContainsKey(String mapName,
+                                                         String key) {
+            return CompletableFuture.completedFuture(map.containsKey(key));
+        }
+
+        @Override
+        public CompletableFuture<Boolean> mapContainsValue(String mapName,
+                                                           byte[] value) {
+            return CompletableFuture.completedFuture(map.containsValue(value));
+        }
+
+        @Override
+        public CompletableFuture<Versioned<byte[]>> mapGet(String mapName,
+                                                           String key) {
+            return CompletableFuture.completedFuture(map.get(key));
+        }
+
+        @Override
+        public synchronized CompletableFuture<Result<UpdateResult<String, byte[]>>> mapUpdate(String mapName,
+                                                                                 String key,
+                                                                                 Match<byte[]> valueMatch,
+                                                                                 Match<Long> versionMatch,
+                                                                                 byte[] value) {
+
+            boolean updated = false;
+            final Versioned<byte[]> oldValue;
+            final Versioned<byte[]> newValue;
+
+            Versioned<byte[]> old = map.getOrDefault(key, new Versioned<byte[]>(null, 0));
+            if (valueMatch.matches(old.value()) && versionMatch.matches(old.version())) {
+                updated = true;
+                oldValue = old;
+                newValue = new Versioned<>(value, old.version() + 1);
+                map.put(key, newValue);
+            } else {
+                updated = false;
+                oldValue = old;
+                newValue = old;
+            }
+            return CompletableFuture.completedFuture(
+                             Result.ok(new UpdateResult<String, byte[]>(updated,
+                                            mapName, key, oldValue, newValue)));
+        }
+
+        @Override
+        public CompletableFuture<Result<Void>> mapClear(String mapName) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<Set<String>> mapKeySet(String mapName) {
+            return CompletableFuture.completedFuture(unmodifiableSet(map.keySet()));
+        }
+
+        @Override
+        public CompletableFuture<Collection<Versioned<byte[]>>> mapValues(String mapName) {
+            return CompletableFuture.completedFuture(unmodifiableCollection(map.values()));
+        }
+
+        @Override
+        public CompletableFuture<Set<Entry<String, Versioned<byte[]>>>> mapEntrySet(String mapName) {
+            return CompletableFuture.completedFuture(unmodifiableSet(map.entrySet()));
+        }
+
+        @Override
+        public CompletableFuture<Long> counterAddAndGet(String counterName,
+                                                        long delta) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<Long> counterGetAndAdd(String counterName,
+                                                        long delta) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<Void> counterSet(String counterName,
+                                                  long value) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<Boolean> counterCompareAndSet(String counterName,
+                                                               long expectedValue,
+                                                               long update) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<Long> counterGet(String counterName) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<Long> queueSize(String queueName) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<Void> queuePush(String queueName,
+                                                 byte[] entry) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<byte[]> queuePop(String queueName) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<byte[]> queuePeek(String queueName) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<CommitResponse> prepareAndCommit(Transaction transaction) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<Boolean> prepare(Transaction transaction) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<CommitResponse> commit(Transaction transaction) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<Boolean> rollback(Transaction transaction) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public String name() {
+            return "name";
+        }
+
+        @Override
+        public ResourceState state() {
+            return ResourceState.HEALTHY;
+        }
+
+        @Override
+        public Cluster cluster() {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public Database addStartupTask(Task<CompletableFuture<Void>> task) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public Database addShutdownTask(Task<CompletableFuture<Void>> task) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<Database> open() {
+            return CompletableFuture.completedFuture(this);
+        }
+
+        @Override
+        public boolean isOpen() {
+            return true;
+        }
+
+        @Override
+        public CompletableFuture<Void> close() {
+            return CompletableFuture.completedFuture(null);
+        }
+
+        @Override
+        public boolean isClosed() {
+            return false;
+        }
+
+        @Override
+        public void registerConsumer(Consumer<StateMachineUpdate> consumer) {
+        }
+
+        @Override
+        public void unregisterConsumer(Consumer<StateMachineUpdate> consumer) {
+        }
+    }
+
+}
diff --git a/framework/src/onos/core/store/dist/src/test/java/org/onosproject/store/ecmap/EventuallyConsistentMapImplTest.java b/framework/src/onos/core/store/dist/src/test/java/org/onosproject/store/ecmap/EventuallyConsistentMapImplTest.java
index ef8d9924..b74aa370 100644
--- a/framework/src/onos/core/store/dist/src/test/java/org/onosproject/store/ecmap/EventuallyConsistentMapImplTest.java
+++ b/framework/src/onos/core/store/dist/src/test/java/org/onosproject/store/ecmap/EventuallyConsistentMapImplTest.java
@@ -42,12 +42,13 @@ import org.onosproject.cluster.ControllerNode;
 import org.onosproject.cluster.DefaultControllerNode;
 import org.onosproject.cluster.NodeId;
 import org.onosproject.event.AbstractEvent;
-import org.onosproject.persistence.impl.PersistenceManager;
+import org.onosproject.persistence.PersistenceService;
 import org.onosproject.store.Timestamp;
 import org.onosproject.store.cluster.messaging.ClusterCommunicationService;
 import org.onosproject.store.cluster.messaging.ClusterCommunicationServiceAdapter;
 import org.onosproject.store.cluster.messaging.MessageSubject;
 import org.onosproject.store.impl.LogicalTimestamp;
+import org.onosproject.store.persistence.TestPersistenceService;
 import org.onosproject.store.serializers.KryoNamespaces;
 import org.onosproject.store.serializers.KryoSerializer;
 import org.onosproject.store.service.EventuallyConsistentMap;
@@ -82,7 +83,7 @@ public class EventuallyConsistentMapImplTest {
 
     private EventuallyConsistentMap<String, String> ecMap;
 
-    private PersistenceManager persistenceService;
+    private PersistenceService persistenceService;
     private ClusterService clusterService;
     private ClusterCommunicationService clusterCommunicator;
     private SequentialClockService<String, String> clockService;
@@ -138,8 +139,7 @@ public class EventuallyConsistentMapImplTest {
 
         clusterCommunicator = createMock(ClusterCommunicationService.class);
 
-        persistenceService = new PersistenceManager();
-        persistenceService.activate();
+        persistenceService = new TestPersistenceService();
         // Add expectation for adding cluster message subscribers which
         // delegate to our ClusterCommunicationService implementation. This
         // allows us to get a reference to the map's internal cluster message
diff --git a/framework/src/onos/core/store/dist/src/test/java/org/onosproject/store/host/impl/ECHostStoreTest.java b/framework/src/onos/core/store/dist/src/test/java/org/onosproject/store/host/impl/DistributedHostStoreTest.java
index a7077a81..0732126d 100644
--- a/framework/src/onos/core/store/dist/src/test/java/org/onosproject/store/host/impl/ECHostStoreTest.java
+++ b/framework/src/onos/core/store/dist/src/test/java/org/onosproject/store/host/impl/DistributedHostStoreTest.java
@@ -27,8 +27,6 @@ import org.onosproject.net.HostLocation;
 import org.onosproject.net.host.DefaultHostDescription;
 import org.onosproject.net.host.HostDescription;
 import org.onosproject.net.provider.ProviderId;
-import org.onosproject.store.Timestamp;
-import org.onosproject.store.service.LogicalClockService;
 import org.onosproject.store.service.TestStorageService;
 
 import java.util.HashSet;
@@ -37,9 +35,9 @@ import java.util.Set;
 /**
  * Tests for the ECHostStore.
  */
-public class ECHostStoreTest extends TestCase {
+public class DistributedHostStoreTest extends TestCase {
 
-    private ECHostStore ecXHostStore;
+    private DistributedHostStore ecXHostStore;
 
     private static final HostId HOSTID = HostId.hostId(MacAddress.valueOf("1a:1a:1a:1a:1a:1a"));
 
@@ -50,10 +48,9 @@ public class ECHostStoreTest extends TestCase {
 
     @Before
     public void setUp() {
-        ecXHostStore = new ECHostStore();
+        ecXHostStore = new DistributedHostStore();
 
         ecXHostStore.storageService = new TestStorageService();
-        ecXHostStore.clockService = new TestLogicalClockService();
         ecXHostStore.activate();
     }
 
@@ -83,13 +80,4 @@ public class ECHostStoreTest extends TestCase {
         assertTrue(host.ipAddresses().contains(IP2));
     }
 
-    /**
-     * Mocks the LogicalClockService class.
-     */
-    class TestLogicalClockService implements LogicalClockService {
-        @Override
-        public Timestamp getTimestamp() {
-            return null;
-        }
-    }
 }
\ No newline at end of file
diff --git a/framework/src/onos/core/store/persistence/src/main/java/org/onosproject/persistence/impl/PersistenceManager.java b/framework/src/onos/core/store/persistence/src/main/java/org/onosproject/persistence/impl/PersistenceManager.java
index 3428bce1..05c577c0 100644
--- a/framework/src/onos/core/store/persistence/src/main/java/org/onosproject/persistence/impl/PersistenceManager.java
+++ b/framework/src/onos/core/store/persistence/src/main/java/org/onosproject/persistence/impl/PersistenceManager.java
@@ -47,7 +47,6 @@ import static org.slf4j.LoggerFactory.getLogger;
 public class PersistenceManager implements PersistenceService {
 
     private static final String DATABASE_PATH = "../data/localDB";
-
     private static final String ENCLOSING_FOLDER = "../data";
 
     static final String MAP_PREFIX = "map:";
diff --git a/framework/src/onos/core/store/serializers/src/test/java/org/onosproject/store/serializers/KryoSerializerTest.java b/framework/src/onos/core/store/serializers/src/test/java/org/onosproject/store/serializers/KryoSerializerTest.java
index 45b4da1a..7df518e2 100644
--- a/framework/src/onos/core/store/serializers/src/test/java/org/onosproject/store/serializers/KryoSerializerTest.java
+++ b/framework/src/onos/core/store/serializers/src/test/java/org/onosproject/store/serializers/KryoSerializerTest.java
@@ -374,13 +374,13 @@ public class KryoSerializerTest {
 
     @Test
     public void testResourcePath() {
-        testSerializedEquals(ResourcePath.discrete(LinkKey.linkKey(CP1, CP2), VLAN1));
+        testSerializedEquals(ResourcePath.discrete(DID1, P1, VLAN1));
     }
 
     @Test
     public void testResourceAllocation() {
         testSerializedEquals(new org.onosproject.net.newresource.ResourceAllocation(
-                ResourcePath.discrete(LinkKey.linkKey(CP1, CP2), VLAN1),
+                ResourcePath.discrete(DID1, P1, VLAN1),
                 IntentId.valueOf(30)));
     }
 
diff --git a/framework/src/onos/docs/external-excludes b/framework/src/onos/docs/external-excludes
index 1890de18..8b8a3d50 100644
--- a/framework/src/onos/docs/external-excludes
+++ b/framework/src/onos/docs/external-excludes
@@ -52,3 +52,5 @@ org.onosproject.cord*
 org.onosproject.mfwd*
 org.onosproject.mcast*
 org.onosproject.flowanalyzer
+org.onosproject.grpc*
+protobuf.*
diff --git a/framework/src/onos/docs/external.xml b/framework/src/onos/docs/external.xml
index 37463c34..aac47eb5 100644
--- a/framework/src/onos/docs/external.xml
+++ b/framework/src/onos/docs/external.xml
@@ -46,7 +46,6 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.3</version>
                 <configuration>
                     <show>package</show>
                     <excludePackageNames>@external-excludes</excludePackageNames>
@@ -72,7 +71,7 @@
                     </groups>
                     <tags>
                         <tag>
-                            <name>rsModel</name>
+                            <name>onos.rsModel</name>
                             <placement>m</placement>
                             <head>Json model for REST api:</head>
                         </tag>
diff --git a/framework/src/onos/docs/internal-excludes b/framework/src/onos/docs/internal-excludes
index 9876ccea..2ae8a261 100644
--- a/framework/src/onos/docs/internal-excludes
+++ b/framework/src/onos/docs/internal-excludes
@@ -3,3 +3,5 @@ org.onlab.stc*
 org.onlab.thirdparty
 org.onosproject.oecfg
 org.onosproject.maven
+org.onosproject.grpc*
+protobuf.*
diff --git a/framework/src/onos/docs/internal.xml b/framework/src/onos/docs/internal.xml
index d1525aaa..569da1b8 100644
--- a/framework/src/onos/docs/internal.xml
+++ b/framework/src/onos/docs/internal.xml
@@ -46,7 +46,6 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>2.10.3</version>
                 <configuration>
                     <show>package</show>
                     <docfilessubdirs>true</docfilessubdirs>
@@ -128,7 +127,7 @@
                     </groups>
                     <tags>
                         <tag>
-                            <name>rsModel</name>
+                            <name>onos.rsModel</name>
                             <placement>m</placement>
                             <head>Json model for REST api:</head>
                         </tag>
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/DefaultMoveExtensionTreatment.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/DefaultMoveExtensionTreatment.java
new file mode 100644
index 00000000..140a8167
--- /dev/null
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/DefaultMoveExtensionTreatment.java
@@ -0,0 +1,146 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.extensions;
+
+import java.util.Map;
+import java.util.Objects;
+
+import org.onlab.util.KryoNamespace;
+import org.onosproject.net.flow.AbstractExtension;
+import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
+
+import com.google.common.base.MoreObjects;
+import com.google.common.collect.Maps;
+
+/**
+ * Default implementation of Move treatment.
+ */
+public class DefaultMoveExtensionTreatment extends AbstractExtension
+        implements MoveExtensionTreatment {
+
+    private int srcOfs;
+    private int dstOfs;
+    private int nBits;
+    private int src;
+    private int dst;
+    private ExtensionTreatmentType type;
+
+    private final KryoNamespace appKryo = new KryoNamespace.Builder()
+            .register(byte[].class).register(Integer.class).register(Map.class)
+            .build();
+
+    /**
+     * Creates a new move Treatment.
+     *
+     * @param srcOfs source offset
+     * @param dstOfs destination offset
+     * @param nBits nbits
+     * @param src source
+     * @param dst destination
+     * @param type extension treatment type
+     */
+    public DefaultMoveExtensionTreatment(int srcOfs, int dstOfs, int nBits,
+                                         int src, int dst, ExtensionTreatmentType type) {
+        this.srcOfs = srcOfs;
+        this.dstOfs = dstOfs;
+        this.nBits = nBits;
+        this.src = src;
+        this.dst = dst;
+        this.type = type;
+    }
+
+    @Override
+    public ExtensionTreatmentType type() {
+        return type;
+    }
+
+    @Override
+    public byte[] serialize() {
+        Map<String, Integer> values = Maps.newHashMap();
+        values.put("srcOfs", srcOfs);
+        values.put("dstOfs", dstOfs);
+        values.put("nBits", nBits);
+        values.put("src", src);
+        values.put("dst", dst);
+        values.put("type", ExtensionTreatmentType.ExtensionTreatmentTypes.valueOf(type.toString()).ordinal());
+        return appKryo.serialize(values);
+    }
+
+    @Override
+    public void deserialize(byte[] data) {
+        Map<String, Integer> values = appKryo.deserialize(data);
+        srcOfs = values.get("srcOfs");
+        dstOfs = values.get("dstOfs");
+        nBits = values.get("nBits");
+        src = values.get("src");
+        dst = values.get("dst");
+        type = new ExtensionTreatmentType(values.get("type").intValue());
+    }
+
+    @Override
+    public int srcOffset() {
+        return srcOfs;
+    }
+
+    @Override
+    public int dstOffset() {
+        return dstOfs;
+    }
+
+    @Override
+    public int src() {
+        return src;
+    }
+
+    @Override
+    public int dst() {
+        return dst;
+    }
+
+    @Override
+    public int nBits() {
+        return nBits;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(srcOfs, dstOfs, src, dst, nBits);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof DefaultMoveExtensionTreatment) {
+            DefaultMoveExtensionTreatment that = (DefaultMoveExtensionTreatment) obj;
+            return Objects.equals(srcOfs, that.srcOfs)
+                    && Objects.equals(dstOfs, that.dstOfs)
+                    && Objects.equals(src, that.src)
+                    && Objects.equals(dst, that.dst)
+                    && Objects.equals(nBits, that.nBits);
+
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass()).add("srcOfs", srcOfs)
+                .add("dstOfs", dstOfs).add("nBits", nBits).add("src", src)
+                .add("dst", dst).toString();
+    }
+}
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/MoveExtensionTreatment.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/MoveExtensionTreatment.java
new file mode 100644
index 00000000..b67e1bed
--- /dev/null
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/MoveExtensionTreatment.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.extensions;
+
+import org.onosproject.net.flow.instructions.ExtensionTreatment;
+
+/**
+ * The abstraction of Move Treatment.
+ */
+public interface MoveExtensionTreatment extends ExtensionTreatment {
+
+    /**
+     * Returns SRC_OFS field of move extension action.
+     *
+     * @return SRC_OFS
+     */
+    int srcOffset();
+
+    /**
+     * Returns DST_OFS field of move extension action.
+     *
+     * @return DST_OFS
+     */
+    int dstOffset();
+
+    /**
+     * Returns SRC field of move extension action.
+     *
+     * @return SRC
+     */
+    int src();
+
+    /**
+     * Returns DST field of move extension action.
+     *
+     * @return DST
+     */
+    int dst();
+
+    /**
+     * Returns N_BITS field of move extension action.
+     *
+     * @return N_BITS
+     */
+    int nBits();
+}
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraExtensionSelectorInterpreter.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraExtensionSelectorInterpreter.java
new file mode 100644
index 00000000..9f302991
--- /dev/null
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraExtensionSelectorInterpreter.java
@@ -0,0 +1,102 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.driver.extensions;
+
+import org.onosproject.net.behaviour.ExtensionSelectorResolver;
+import org.onosproject.net.driver.AbstractHandlerBehaviour;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
+import org.onosproject.net.flow.criteria.ExtensionSelectorType;
+import org.onosproject.openflow.controller.ExtensionSelectorInterpreter;
+import org.projectfloodlight.openflow.protocol.OFFactory;
+import org.projectfloodlight.openflow.protocol.oxm.OFOxm;
+
+/**
+ * Interpreter for Nicira OpenFlow selector extensions.
+ */
+public class NiciraExtensionSelectorInterpreter
+        extends AbstractHandlerBehaviour
+        implements ExtensionSelectorInterpreter, ExtensionSelectorResolver {
+
+    @Override
+    public boolean supported(ExtensionSelectorType extensionSelectorType) {
+        if (extensionSelectorType.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_SPI.type())) {
+            return true;
+        }
+        if (extensionSelectorType.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_SI.type())) {
+            return true;
+        }
+        if (extensionSelectorType.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_CH1.type())) {
+            return true;
+        }
+        if (extensionSelectorType.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_CH2.type())) {
+            return true;
+        }
+        if (extensionSelectorType.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_CH3.type())) {
+            return true;
+        }
+        if (extensionSelectorType.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_CH4.type())) {
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public OFOxm<?> mapSelector(OFFactory factory, ExtensionSelector extensionSelector) {
+        ExtensionSelectorType type = extensionSelector.type();
+        if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_SPI.type())) {
+            // TODO
+        }
+        if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_SI.type())) {
+            // TODO
+        }
+        if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_CH1.type())) {
+            // TODO
+        }
+        if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_CH2.type())) {
+            // TODO
+        }
+        if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_CH3.type())) {
+            // TODO
+        }
+        if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_CH4.type())) {
+            // TODO
+        }
+        return null;
+    }
+
+    @Override
+    public ExtensionSelector mapOxm(OFOxm<?> oxm) {
+        return null;
+    }
+
+    @Override
+    public ExtensionSelector getExtensionSelector(ExtensionSelectorType type) {
+        if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_SPI.type())) {
+            return new NiciraMatchNshSpi();
+        }
+        if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_SI.type())) {
+            return new NiciraMatchNshSi();
+        }
+        if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_CH1.type())
+                || type.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_CH2.type())
+                || type.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_CH3.type())
+                || type.equals(ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_CH4.type())) {
+            return new NiciraMatchNshContextHeader(type);
+        }
+        return null;
+    }
+}
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraExtensionTreatmentInterpreter.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraExtensionTreatmentInterpreter.java
index a7f70f98..5e374d9b 100644
--- a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraExtensionTreatmentInterpreter.java
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraExtensionTreatmentInterpreter.java
@@ -31,7 +31,7 @@ import org.projectfloodlight.openflow.protocol.oxm.OFOxmTunnelIpv4Dst;
 import org.projectfloodlight.openflow.types.IPv4Address;
 
 /**
- * Interpreter for Nicira OpenFlow extensions.
+ * Interpreter for Nicira OpenFlow treatment extensions.
  */
 public class NiciraExtensionTreatmentInterpreter extends AbstractHandlerBehaviour
         implements ExtensionTreatmentInterpreter, ExtensionTreatmentResolver {
@@ -46,8 +46,42 @@ public class NiciraExtensionTreatmentInterpreter extends AbstractHandlerBehaviou
                 ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT.type())) {
             return true;
         }
+        if (extensionTreatmentType.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SPI.type())) {
+            return true;
+        }
+        if (extensionTreatmentType.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SI.type())) {
+            return true;
+        }
+        if (extensionTreatmentType.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH1.type())) {
+            return true;
+        }
+        if (extensionTreatmentType.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH2.type())) {
+            return true;
+        }
+        if (extensionTreatmentType.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH3.type())) {
+            return true;
+        }
+        if (extensionTreatmentType.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH4.type())) {
+            return true;
+        }
         if (extensionTreatmentType.equals(
-                ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SPI.type())) {
+                ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT_TABLE.type())) {
+            return true;
+        }
+        if (extensionTreatmentType.equals(
+                ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ARP_SHA_TO_THA.type())) {
+            return true;
+        }
+        if (extensionTreatmentType.equals(
+                ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ARP_SPA_TO_TPA.type())) {
+            return true;
+        }
+        if (extensionTreatmentType.equals(
+                ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ETH_SRC_TO_DST.type())) {
+            return true;
+        }
+        if (extensionTreatmentType.equals(
+                ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_IP_SRC_TO_DST.type())) {
             return true;
         }
         return false;
@@ -62,11 +96,35 @@ public class NiciraExtensionTreatmentInterpreter extends AbstractHandlerBehaviou
                     IPv4Address.of(tunnelDst.tunnelDst().toInt())));
         }
         if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT.type())) {
-          // TODO this will be implemented later
+            // TODO this will be implemented later
         }
         if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SPI.type())) {
             // TODO this will be implemented later
         }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT_TABLE.type())) {
+            // TODO this will be implemented later
+        }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SI.type())) {
+            // TODO this will be implemented later
+        }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH1.type())) {
+            // TODO this will be implemented later
+        }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH2.type())) {
+            // TODO this will be implemented later
+        }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH3.type())) {
+            // TODO this will be implemented later
+        }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH4.type())) {
+            // TODO this will be implemented later
+        }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ETH_SRC_TO_DST.type())
+                || type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ARP_SPA_TO_TPA.type())
+                || type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ETH_SRC_TO_DST.type())
+                || type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_IP_SRC_TO_DST.type())) {
+           // TODO this will be implemented later
+        }
         return null;
     }
 
@@ -95,9 +153,33 @@ public class NiciraExtensionTreatmentInterpreter extends AbstractHandlerBehaviou
         if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT.type())) {
             return new NiciraResubmit();
         }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT_TABLE.type())) {
+            return new NiciraResubmitTable();
+        }
         if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SPI.type())) {
             return new NiciraSetNshSpi();
         }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SI.type())) {
+            return new NiciraSetNshSi();
+        }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH1.type())
+                || type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH2.type())
+                || type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH3.type())
+                || type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH4.type())) {
+            return new NiciraSetNshContextHeader(type);
+        }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ARP_SHA_TO_THA.type())) {
+            return NiciraMoveTreatmentFactory.createNiciraMovArpShaToTha();
+        }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ARP_SPA_TO_TPA.type())) {
+            return NiciraMoveTreatmentFactory.createNiciraMovArpSpaToTpa();
+        }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ETH_SRC_TO_DST.type())) {
+            return NiciraMoveTreatmentFactory.createNiciraMovEthSrcToDst();
+        }
+        if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_IP_SRC_TO_DST.type())) {
+            return NiciraMoveTreatmentFactory.createNiciraMovIpSrcToDst();
+        }
         throw new UnsupportedOperationException(
                 "Driver does not support extension type " + type.toString());
     }
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraMatchNshContextHeader.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraMatchNshContextHeader.java
new file mode 100644
index 00000000..5f37247f
--- /dev/null
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraMatchNshContextHeader.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.extensions;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+import org.onlab.util.KryoNamespace;
+import org.onosproject.net.NshContextHeader;
+import org.onosproject.net.flow.AbstractExtension;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
+import org.onosproject.net.flow.criteria.ExtensionSelectorType;
+/**
+ * Implementation of Nsh context header criterion.
+ */
+public final class NiciraMatchNshContextHeader  extends AbstractExtension implements ExtensionSelector {
+    private NshContextHeader nshContextHeader;
+    private ExtensionSelectorType type;
+
+    private final KryoNamespace appKryo = new KryoNamespace.Builder().build();
+
+    /**
+     * Constructor to create Nsh context header.
+     *
+     * @param type extension selector type
+     */
+    public NiciraMatchNshContextHeader(ExtensionSelectorType type) {
+        this.nshContextHeader = null;
+        this.type = type;
+    }
+
+    /**
+     * Gets the nsh context header to match.
+     *
+     * @return the nsh context header to match
+     */
+    public NshContextHeader nshContextHeader() {
+        return nshContextHeader;
+    }
+
+    @Override
+    public byte[] serialize() {
+        return appKryo.serialize(nshContextHeader.nshContextHeader());
+    }
+
+    @Override
+    public void deserialize(byte[] data) {
+        nshContextHeader = nshContextHeader.of(appKryo.deserialize(data));
+
+    }
+
+    @Override
+    public ExtensionSelectorType type() {
+        return type;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(type().toString())
+                .add("nshContextHeader", nshContextHeader.toString())
+                .toString();
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(type(), nshContextHeader);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof NiciraMatchNshContextHeader) {
+            NiciraMatchNshContextHeader that = (NiciraMatchNshContextHeader) obj;
+            return Objects.equals(nshContextHeader, that.nshContextHeader) &&
+                    Objects.equals(this.type(), that.type());
+        }
+        return false;
+    }
+}
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraMatchNshSi.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraMatchNshSi.java
new file mode 100644
index 00000000..c98a584a
--- /dev/null
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraMatchNshSi.java
@@ -0,0 +1,91 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.extensions;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+import org.onlab.util.KryoNamespace;
+import org.onosproject.net.NshServiceIndex;
+import org.onosproject.net.flow.AbstractExtension;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
+import org.onosproject.net.flow.criteria.ExtensionSelectorType;
+/**
+ * Implementation of NSH Service Index(SI).
+ */
+public final class NiciraMatchNshSi extends AbstractExtension implements ExtensionSelector {
+
+    private NshServiceIndex nshSi;
+
+    private final KryoNamespace appKryo = new KryoNamespace.Builder().build();
+
+    /**
+     * Default constructor.
+     *
+     */
+    public NiciraMatchNshSi() {
+        this.nshSi = null;
+    }
+
+    /**
+     * Gets the nsh service index to match.
+     *
+     * @return the si to match
+     */
+    public NshServiceIndex nshSi() {
+        return nshSi;
+    }
+
+    @Override
+    public byte[] serialize() {
+        return appKryo.serialize(nshSi.serviceIndex());
+    }
+
+    @Override
+    public void deserialize(byte[] data) {
+        nshSi = NshServiceIndex.of(appKryo.deserialize(data));
+    }
+
+    @Override
+    public ExtensionSelectorType type() {
+        return ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_SI.type();
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(type().toString())
+                .add("nshSi", nshSi.toString())
+                .toString();
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(type(), nshSi);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof NiciraMatchNshSi) {
+            NiciraMatchNshSi that = (NiciraMatchNshSi) obj;
+            return Objects.equals(nshSi, that.nshSi);
+        }
+        return false;
+    }
+}
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraMatchNshSpi.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraMatchNshSpi.java
new file mode 100644
index 00000000..42bb78d4
--- /dev/null
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraMatchNshSpi.java
@@ -0,0 +1,91 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.extensions;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+import org.onlab.util.KryoNamespace;
+import org.onosproject.net.NshServicePathId;
+import org.onosproject.net.flow.AbstractExtension;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
+import org.onosproject.net.flow.criteria.ExtensionSelectorType;
+
+/**
+ * Implementation of NSH Service Path Id selector.
+ */
+public final class NiciraMatchNshSpi extends AbstractExtension implements ExtensionSelector  {
+    private NshServicePathId nshSpi;
+
+    private final KryoNamespace appKryo = new KryoNamespace.Builder().build();
+
+    /**
+     * Default constructor.
+     */
+    public NiciraMatchNshSpi() {
+        this.nshSpi = null;
+    }
+
+    /**
+     * Gets the network service path id to match.
+     *
+     * @return the nshSpi to match
+     */
+    public NshServicePathId nshSpi() {
+        return nshSpi;
+    }
+
+    @Override
+    public ExtensionSelectorType type() {
+        return ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_SPI.type();
+    }
+
+    @Override
+    public byte[] serialize() {
+        return appKryo.serialize(nshSpi);
+    }
+
+    @Override
+    public void deserialize(byte[] data) {
+        nshSpi = NshServicePathId.of(appKryo.deserialize(data));
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(type().toString())
+                .add("nshSpi", nshSpi.toString())
+                .toString();
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(type(), nshSpi);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof NiciraMatchNshSpi) {
+            NiciraMatchNshSpi that = (NiciraMatchNshSpi) obj;
+            return Objects.equals(nshSpi, that.nshSpi) &&
+                    Objects.equals(this.type(), that.type());
+        }
+        return false;
+    }
+}
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraMoveTreatmentFactory.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraMoveTreatmentFactory.java
new file mode 100644
index 00000000..ac42a3b2
--- /dev/null
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraMoveTreatmentFactory.java
@@ -0,0 +1,100 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.extensions;
+
+import org.onosproject.net.flow.instructions.ExtensionTreatment;
+import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
+
+/**
+ * The factory of move treatment.
+ */
+public final class NiciraMoveTreatmentFactory {
+
+    /**
+     * Public constructor is prohibited.
+     */
+    private NiciraMoveTreatmentFactory() {
+
+    }
+
+    /**
+     * Creates a move treatment that move arp sha to tha.
+     *
+     * @return ExtensionTreatment
+     */
+    public static ExtensionTreatment createNiciraMovArpShaToTha() {
+        int srcOfs = 0;
+        int dstOfs = 0;
+        int nBits = 48;
+        int srcSha = 0x00012206;
+        int dstTha = 0x00012406;
+        return new DefaultMoveExtensionTreatment(srcOfs, dstOfs, nBits, srcSha,
+                                                 dstTha,
+                                                 ExtensionTreatmentType.ExtensionTreatmentTypes
+                                                 .NICIRA_MOV_ARP_SHA_TO_THA.type());
+    }
+
+    /**
+     * Creates a move treatment that move arp spa to tpa.
+     *
+     * @return ExtensionTreatment
+     */
+    public static ExtensionTreatment createNiciraMovArpSpaToTpa() {
+        int srcOfs = 0;
+        int dstOfs = 0;
+        int nBits = 32;
+        int srcSpa = 0x00002004;
+        int dstTpa = 0x00002204;
+        return new DefaultMoveExtensionTreatment(srcOfs, dstOfs, nBits, srcSpa,
+                                                 dstTpa,
+                                                 ExtensionTreatmentType.ExtensionTreatmentTypes
+                                                 .NICIRA_MOV_ARP_SPA_TO_TPA.type());
+    }
+
+    /**
+     * Creates a move treatment that move eth src to dst.
+     *
+     * @return ExtensionTreatment
+     */
+    public static ExtensionTreatment createNiciraMovEthSrcToDst() {
+        int srcOfs = 0;
+        int dstOfs = 0;
+        int nBits = 48;
+        int srcEth = 0x00000406;
+        int dstEth = 0x00000206;
+        return new DefaultMoveExtensionTreatment(srcOfs, dstOfs, nBits, srcEth,
+                                                 dstEth,
+                                                 ExtensionTreatmentType.ExtensionTreatmentTypes
+                                                 .NICIRA_MOV_ETH_SRC_TO_DST.type());
+    }
+
+    /**
+     * Creates a move treatment that move ip src to dst.
+     *
+     * @return ExtensionTreatment
+     */
+    public static ExtensionTreatment createNiciraMovIpSrcToDst() {
+        int srcOfs = 0;
+        int dstOfs = 0;
+        int nBits = 32;
+        int srcIp = 0x00000e04;
+        int dstIp = 0x00001006;
+        return new DefaultMoveExtensionTreatment(srcOfs, dstOfs, nBits, srcIp,
+                                                 dstIp,
+                                                 ExtensionTreatmentType.ExtensionTreatmentTypes
+                                                 .NICIRA_MOV_IP_SRC_TO_DST.type());
+    }
+}
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraResubmit.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraResubmit.java
index 481b6f9c..b85af4f2 100644
--- a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraResubmit.java
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraResubmit.java
@@ -19,7 +19,8 @@ package org.onosproject.driver.extensions;
 import com.google.common.base.MoreObjects;
 import org.onlab.util.KryoNamespace;
 import org.onosproject.net.PortNumber;
-import org.onosproject.net.flow.instructions.AbstractExtensionTreatment;
+import org.onosproject.net.flow.AbstractExtension;
+import org.onosproject.net.flow.instructions.ExtensionTreatment;
 import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
 import org.onosproject.store.serializers.PortNumberSerializer;
 
@@ -30,7 +31,7 @@ import static com.google.common.base.Preconditions.checkNotNull;
 /**
  * Nicira resubmit extension instruction.
  */
-public class NiciraResubmit extends AbstractExtensionTreatment {
+public class NiciraResubmit extends AbstractExtension implements ExtensionTreatment  {
 
     private PortNumber inPort;
 
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraResubmitTable.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraResubmitTable.java
new file mode 100644
index 00000000..4743d217
--- /dev/null
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraResubmitTable.java
@@ -0,0 +1,114 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.driver.extensions;
+
+import com.google.common.base.MoreObjects;
+
+import org.onlab.util.KryoNamespace;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.flow.AbstractExtension;
+import org.onosproject.net.flow.instructions.ExtensionTreatment;
+import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
+import org.onosproject.store.serializers.PortNumberSerializer;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Nicira resubmit-table extension instruction.
+ */
+public class NiciraResubmitTable extends AbstractExtension implements
+        ExtensionTreatment {
+
+    //the list of the in port number(PortNumber) and the table(short)
+    private List<Object> inPortAndTable = new ArrayList<Object>();
+
+    private final KryoNamespace appKryo = new KryoNamespace.Builder()
+            .register(ArrayList.class)
+            .register(new PortNumberSerializer(), PortNumber.class)
+            .register(short.class)
+            .register(byte[].class)
+            .build();
+
+    /**
+     * Creates a new resubmit-table instruction.
+     */
+    NiciraResubmitTable() {
+        inPortAndTable = null;
+    }
+
+    /**
+     * Creates a new resubmit-table instruction with a particular inPort and table.
+     *
+     * @param inPortAndTable the list of in port number and table
+     */
+    public NiciraResubmitTable(List<Object> inPortAndTable) {
+        checkNotNull(inPortAndTable);
+        this.inPortAndTable = inPortAndTable;
+    }
+
+    /**
+     * Gets the inPortAndTable.
+     *
+     * @return inPortAndTable
+     */
+    public List<Object> inPortAndTable() {
+        return inPortAndTable;
+    }
+
+    @Override
+    public ExtensionTreatmentType type() {
+        return ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT_TABLE.type();
+    }
+
+    @Override
+    public void deserialize(byte[] data) {
+        inPortAndTable = appKryo.deserialize(data);
+    }
+
+    @Override
+    public byte[] serialize() {
+        return appKryo.serialize(inPortAndTable);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(inPortAndTable);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof NiciraResubmitTable) {
+            NiciraResubmitTable that = (NiciraResubmitTable) obj;
+            return Objects.equals(inPortAndTable, that.inPortAndTable);
+
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .add("inPortAndTable", inPortAndTable).toString();
+    }
+}
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshContextHeader.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshContextHeader.java
new file mode 100644
index 00000000..c8267984
--- /dev/null
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshContextHeader.java
@@ -0,0 +1,108 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.driver.extensions;
+
+import com.google.common.base.MoreObjects;
+import org.onlab.util.KryoNamespace;
+import org.onosproject.net.flow.AbstractExtension;
+import org.onosproject.net.flow.instructions.ExtensionTreatment;
+import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
+
+import java.util.Objects;
+
+/**
+ * Nicira set NSH Context header extension instruction.
+ */
+public class NiciraSetNshContextHeader extends AbstractExtension implements
+        ExtensionTreatment {
+
+    private int nshCh;
+    private ExtensionTreatmentType type;
+
+    private final KryoNamespace appKryo = new KryoNamespace.Builder().build();
+
+    /**
+     * Creates a new set nsh context header instruction.
+     *
+     * @param type extension treatment type
+     */
+    NiciraSetNshContextHeader(ExtensionTreatmentType type) {
+        this.nshCh = 0;
+        this.type = type;
+    }
+
+    /**
+     * Creates a new set nsh context header instruction.
+     *
+     * @param nshCh nsh context header
+     * @param type extension treatment type
+     */
+    NiciraSetNshContextHeader(int nshCh, ExtensionTreatmentType type) {
+        this.nshCh = nshCh;
+        this.type = type;
+    }
+
+    /**
+     * Gets the nsh context header.
+     *
+     * @return nsh context header
+     */
+    public int nshCh() {
+        return nshCh;
+    }
+
+    @Override
+    public ExtensionTreatmentType type() {
+        return type;
+    }
+
+    @Override
+    public void deserialize(byte[] data) {
+        nshCh = appKryo.deserialize(data);
+    }
+
+    @Override
+    public byte[] serialize() {
+        return appKryo.serialize(nshCh);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(nshCh, type);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof NiciraSetNshContextHeader) {
+            NiciraSetNshContextHeader that = (NiciraSetNshContextHeader) obj;
+            return Objects.equals(nshCh, that.nshCh) && Objects.equals(type, that.type);
+
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .add("nshCh", nshCh)
+                .add("type", type)
+                .toString();
+    }
+}
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshSi.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshSi.java
new file mode 100644
index 00000000..1480508e
--- /dev/null
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshSi.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.driver.extensions;
+
+import com.google.common.base.MoreObjects;
+import org.onlab.util.KryoNamespace;
+import org.onosproject.net.flow.AbstractExtension;
+import org.onosproject.net.flow.instructions.ExtensionTreatment;
+import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
+
+import java.util.Objects;
+
+/**
+ * Nicira set NSH SI extension instruction.
+ */
+public class NiciraSetNshSi extends AbstractExtension implements
+        ExtensionTreatment {
+
+    private byte nshSi;
+
+    private final KryoNamespace appKryo = new KryoNamespace.Builder().build();
+
+    /**
+     * Creates a new set nsh si instruction.
+     */
+    NiciraSetNshSi() {
+        nshSi = 0;
+    }
+
+    /**
+     * Creates a new set nsh si instruction with given si.
+     *
+     * @param nshSi nsh service index
+     */
+    NiciraSetNshSi(byte nshSi) {
+        this.nshSi = nshSi;
+    }
+
+    /**
+     * Gets the nsh service index.
+     *
+     * @return nsh service index
+     */
+    public byte nshSi() {
+        return nshSi;
+    }
+
+    @Override
+    public ExtensionTreatmentType type() {
+        return ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SI.type();
+    }
+
+    @Override
+    public void deserialize(byte[] data) {
+        nshSi = appKryo.deserialize(data);
+    }
+
+    @Override
+    public byte[] serialize() {
+        return appKryo.serialize(nshSi);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(nshSi);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof NiciraSetNshSi) {
+            NiciraSetNshSi that = (NiciraSetNshSi) obj;
+            return Objects.equals(nshSi, that.nshSi);
+
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .add("nshSi", nshSi)
+                .toString();
+    }
+}
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshSpi.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshSpi.java
index 25358702..1a47173e 100644
--- a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshSpi.java
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshSpi.java
@@ -16,26 +16,23 @@
 
 package org.onosproject.driver.extensions;
 
-import java.util.Objects;
-
+import com.google.common.base.MoreObjects;
 import org.onlab.util.KryoNamespace;
-import org.onosproject.net.flow.instructions.AbstractExtensionTreatment;
+import org.onosproject.net.flow.AbstractExtension;
+import org.onosproject.net.flow.instructions.ExtensionTreatment;
 import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
-import org.onosproject.store.serializers.Ip4AddressSerializer;
 
-import com.google.common.base.MoreObjects;
+import java.util.Objects;
 
 /**
  * Nicira set NSH SPI extension instruction.
  */
-public class NiciraSetNshSpi extends AbstractExtensionTreatment {
+public class NiciraSetNshSpi extends AbstractExtension implements
+        ExtensionTreatment {
 
     private int nshSpi;
 
-    private final KryoNamespace appKryo = new KryoNamespace.Builder()
-    .register(new Ip4AddressSerializer(), Integer.class)
-    .register(byte[].class)
-    .build();
+    private final KryoNamespace appKryo = new KryoNamespace.Builder().build();
 
     /**
      * Creates a new set nsh spi instruction.
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetTunnelDst.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetTunnelDst.java
index ec23a9e0..e28a1e24 100644
--- a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetTunnelDst.java
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetTunnelDst.java
@@ -19,7 +19,8 @@ package org.onosproject.driver.extensions;
 import com.google.common.base.MoreObjects;
 import org.onlab.packet.Ip4Address;
 import org.onlab.util.KryoNamespace;
-import org.onosproject.net.flow.instructions.AbstractExtensionTreatment;
+import org.onosproject.net.flow.AbstractExtension;
+import org.onosproject.net.flow.instructions.ExtensionTreatment;
 import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
 import org.onosproject.store.serializers.Ip4AddressSerializer;
 
@@ -30,7 +31,8 @@ import static com.google.common.base.Preconditions.checkNotNull;
 /**
  * Nicira set tunnel destination extension instruction.
  */
-public class NiciraSetTunnelDst extends AbstractExtensionTreatment {
+public class NiciraSetTunnelDst extends AbstractExtension implements
+        ExtensionTreatment {
 
     private Ip4Address tunnelDst;
 
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/CalientFiberSwitchHandshaker.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/CalientFiberSwitchHandshaker.java
index df4dfa53..270008f3 100644
--- a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/CalientFiberSwitchHandshaker.java
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/CalientFiberSwitchHandshaker.java
@@ -17,7 +17,14 @@ package org.onosproject.driver.handshaker;
 
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableSet;
+import org.onlab.util.Spectrum;
+import org.onosproject.net.ChannelSpacing;
+import org.onosproject.net.DefaultOchSignalComparator;
 import org.onosproject.net.Device;
+import org.onosproject.net.GridType;
+import org.onosproject.net.OchSignal;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.behaviour.LambdaQuery;
 import org.onosproject.openflow.controller.OpenFlowOpticalSwitch;
 import org.onosproject.openflow.controller.PortDescPropertyType;
 import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch;
@@ -41,9 +48,24 @@ import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Set;
+import java.util.SortedSet;
+import java.util.TreeSet;
 import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
 
-public class CalientFiberSwitchHandshaker extends AbstractOpenFlowSwitch implements OpenFlowOpticalSwitch {
+/**
+ * Driver for Calient S160 Optical Circuit Switch. Untested on Calient S320 but probably works ok.
+ *
+ * Driver implements custom handshaker, and rewrites flow stats as expected by the device. Port stats are currently
+ * not supported.
+ *
+ * The device consists of OMS ports only, and each port exposes lambda resources covering the whole
+ * usable optical spectrum (U to O band, see {@link Spectrum} for spectrum definitions).
+ */
+public class CalientFiberSwitchHandshaker
+        extends AbstractOpenFlowSwitch
+        implements OpenFlowOpticalSwitch, LambdaQuery {
 
     private final AtomicBoolean driverHandshakeComplete = new AtomicBoolean(false);
     private List<OFCalientPortDescStatsEntry> fiberPorts = new ArrayList<>();
@@ -178,4 +200,22 @@ public class CalientFiberSwitchHandshaker extends AbstractOpenFlowSwitch impleme
 
         super.sendMsg(newMsg);
     }
+
+    @Override
+    public SortedSet<OchSignal> queryLambdas(PortNumber port) {
+        // S160 data sheet
+        // Wavelength range: 1260 - 1630 nm
+        long startSpacingMultiplier = Spectrum.U_BAND_MIN.subtract(Spectrum.CENTER_FREQUENCY).asHz() /
+                ChannelSpacing.CHL_12P5GHZ.frequency().asHz();
+        long stopSpacingMultiplier = Spectrum.O_BAND_MAX.subtract(Spectrum.CENTER_FREQUENCY).asHz() /
+                ChannelSpacing.CHL_12P5GHZ.frequency().asHz();
+        List<OchSignal> lambdas = IntStream.rangeClosed((int) startSpacingMultiplier, (int) stopSpacingMultiplier)
+                .mapToObj(x -> new OchSignal(GridType.FLEX, ChannelSpacing.CHL_12P5GHZ, x, 1))
+                .collect(Collectors.toList());
+
+        SortedSet<OchSignal> result = new TreeSet<>(new DefaultOchSignalComparator());
+        result.addAll(lambdas);
+
+        return result;
+    }
 }
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/OfOpticalSwitchImplLinc13.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/OfOpticalSwitchImplLinc13.java
index f91e2a7e..23378e95 100644
--- a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/OfOpticalSwitchImplLinc13.java
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/OfOpticalSwitchImplLinc13.java
@@ -16,7 +16,13 @@
 package org.onosproject.driver.handshaker;
 
 import com.google.common.collect.ImmutableSet;
+import org.onosproject.net.ChannelSpacing;
+import org.onosproject.net.DefaultOchSignalComparator;
 import org.onosproject.net.Device;
+import org.onosproject.net.GridType;
+import org.onosproject.net.OchSignal;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.behaviour.LambdaQuery;
 import org.onosproject.openflow.controller.OpenFlowOpticalSwitch;
 import org.onosproject.openflow.controller.PortDescPropertyType;
 import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch;
@@ -42,7 +48,6 @@ import org.projectfloodlight.openflow.protocol.match.Match;
 import org.projectfloodlight.openflow.protocol.match.MatchField;
 import org.projectfloodlight.openflow.protocol.oxm.OFOxmExpOchSigId;
 import org.projectfloodlight.openflow.types.CircuitSignalID;
-import org.projectfloodlight.openflow.types.OFPort;
 import org.projectfloodlight.openflow.types.U8;
 
 import java.io.IOException;
@@ -51,7 +56,11 @@ import java.util.Collections;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.Set;
+import java.util.SortedSet;
+import java.util.TreeSet;
 import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
 
 /**
  * LINC-OE Optical Emulator switch class.
@@ -65,10 +74,13 @@ import java.util.concurrent.atomic.AtomicBoolean;
  * As LINC implements custom OF optical extensions (in contrast to the final standard as specified in
  * ONF TS-022 (March 15, 2015), we need to rewrite flow stat requests and flow mods in {@link #sendMsg(OFMessage)}.
  *
+ * LINC exposes OchSignal resources: 80 lambdas of 50 GHz around ITU-T G.694.1 center frequency 193.1 GHz.
+ *
  */
 public class OfOpticalSwitchImplLinc13
- extends AbstractOpenFlowSwitch implements OpenFlowOpticalSwitch {
+ extends AbstractOpenFlowSwitch implements OpenFlowOpticalSwitch, LambdaQuery {
 
+    private static final int LAMBDA_COUNT = 80;
     private final AtomicBoolean driverHandshakeComplete = new AtomicBoolean(false);
     private long barrierXidToWaitFor = -1;
 
@@ -267,13 +279,13 @@ public class OfOpticalSwitchImplLinc13
     /**
      * Checks if given port is also part of the regular port desc stats, i.e., is the port a tap port.
      *
-     * @param port given OF port
+     * @param port given port number
      * @return true if the port is a tap (OCh), false otherwise (OMS port)
      */
-    private boolean hasPort(OFPort port) {
+    private boolean isOChPort(long port) {
         for (OFPortDescStatsReply reply : this.ports) {
             for (OFPortDesc p : reply.getEntries()) {
-                if (p.getPortNo().equals(port)) {
+                if (p.getPortNo().getPortNumber() == port) {
                     return true;
                 }
             }
@@ -328,7 +340,7 @@ public class OfOpticalSwitchImplLinc13
             short signalType;
 
             // FIXME: use constants once loxi has full optical extensions
-            if (hasPort(p.getPortNo())) {
+            if (isOChPort(p.getPortNo().getPortNumber())) {
                 signalType = 5;      // OCH port
             } else {
                 signalType = 2;      // OMS port
@@ -351,4 +363,23 @@ public class OfOpticalSwitchImplLinc13
     public Set<PortDescPropertyType> getPortTypes() {
         return ImmutableSet.of(PortDescPropertyType.OPTICAL_TRANSPORT);
     }
+
+    @Override
+    public SortedSet<OchSignal> queryLambdas(PortNumber port) {
+        // OCh ports don't have lambdas
+        if (isOChPort(port.toLong())) {
+            return Collections.emptySortedSet();
+        }
+
+        // OMS ports expose 80 lambdas of 50GHz width, centered around the ITU-T center frequency.
+        // We report these with a spacing of 12.5 GHz.
+        List<OchSignal> lambdas = IntStream.range(0, LAMBDA_COUNT)
+                .mapToObj(x -> new OchSignal(GridType.FLEX, ChannelSpacing.CHL_12P5GHZ, x - (LAMBDA_COUNT / 2), 1))
+                .collect(Collectors.toList());
+
+        SortedSet<OchSignal> result = new TreeSet<>(new DefaultOchSignalComparator());
+        result.addAll(lambdas);
+
+        return result;
+    }
 }
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/CpqdOFDPA2Pipeline.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/CpqdOFDPA2Pipeline.java
index 937c9ac8..02522cf1 100644
--- a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/CpqdOFDPA2Pipeline.java
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/CpqdOFDPA2Pipeline.java
@@ -39,7 +39,9 @@ import org.onosproject.net.flow.FlowRuleOperations;
 import org.onosproject.net.flow.FlowRuleOperationsContext;
 import org.onosproject.net.flow.TrafficSelector;
 import org.onosproject.net.flow.TrafficTreatment;
+import org.onosproject.net.flow.criteria.Criteria;
 import org.onosproject.net.flow.criteria.Criterion;
+import org.onosproject.net.flow.criteria.EthCriterion;
 import org.onosproject.net.flow.criteria.EthTypeCriterion;
 import org.onosproject.net.flow.criteria.IPCriterion;
 import org.onosproject.net.flow.criteria.MplsBosCriterion;
@@ -62,6 +64,14 @@ public class CpqdOFDPA2Pipeline extends OFDPA2Pipeline {
 
     private final Logger log = getLogger(getClass());
 
+    /*
+     * Cpqd emulation does not require the non-OF standard rules for
+     * matching untagged packets.
+     *
+     * (non-Javadoc)
+     * @see org.onosproject.driver.pipeline.OFDPA2Pipeline#processVlanIdFilter
+     */
+
     @Override
     protected List<FlowRule> processVlanIdFilter(PortCriterion portCriterion,
                                                  VlanIdCriterion vidCriterion,
@@ -122,16 +132,101 @@ public class CpqdOFDPA2Pipeline extends OFDPA2Pipeline {
         return rules;
     }
 
+    /*
+     * Cpqd emulation does not handle vlan tags and mpls labels correctly.
+     * Workaround requires popping off the VLAN tags in the TMAC table.
+     *
+     * (non-Javadoc)
+     * @see org.onosproject.driver.pipeline.OFDPA2Pipeline#processEthDstFilter
+     */
     @Override
-    protected Collection<FlowRule> processSpecific(ForwardingObjective fwd) {
+    protected List<FlowRule> processEthDstFilter(PortCriterion portCriterion,
+                                                 EthCriterion ethCriterion,
+                                                 VlanIdCriterion vidCriterion,
+                                                 VlanId assignedVlan,
+                                                 ApplicationId applicationId) {
+        //handling untagged packets via assigned VLAN
+        if (vidCriterion.vlanId() == VlanId.NONE) {
+            vidCriterion = (VlanIdCriterion) Criteria.matchVlanId(assignedVlan);
+        }
+        // ofdpa cannot match on ALL portnumber, so we need to use separate
+        // rules for each port.
+        List<PortNumber> portnums = new ArrayList<PortNumber>();
+        if (portCriterion.port() == PortNumber.ALL) {
+            for (Port port : deviceService.getPorts(deviceId)) {
+                if (port.number().toLong() > 0 && port.number().toLong() < OFPP_MAX) {
+                    portnums.add(port.number());
+                }
+            }
+        } else {
+            portnums.add(portCriterion.port());
+        }
+
+        List<FlowRule> rules = new ArrayList<FlowRule>();
+        for (PortNumber pnum : portnums) {
+            // for unicast IP packets
+            TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
+            TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
+            selector.matchInPort(pnum);
+            selector.matchVlanId(vidCriterion.vlanId());
+            selector.matchEthType(Ethernet.TYPE_IPV4);
+            selector.matchEthDst(ethCriterion.mac());
+            /*
+             * Note: CpqD switches do not handle MPLS-related operation properly
+             * for a packet with VLAN tag. We pop VLAN here as a workaround.
+             * Side effect: HostService learns redundant hosts with same MAC but
+             * different VLAN. No known side effect on the network reachability.
+             */
+            treatment.popVlan();
+            treatment.transition(UNICAST_ROUTING_TABLE);
+            FlowRule rule = DefaultFlowRule.builder()
+                    .forDevice(deviceId)
+                    .withSelector(selector.build())
+                    .withTreatment(treatment.build())
+                    .withPriority(DEFAULT_PRIORITY)
+                    .fromApp(applicationId)
+                    .makePermanent()
+                    .forTable(TMAC_TABLE).build();
+            rules.add(rule);
+            //for MPLS packets
+            selector = DefaultTrafficSelector.builder();
+            treatment = DefaultTrafficTreatment.builder();
+            selector.matchInPort(pnum);
+            selector.matchVlanId(vidCriterion.vlanId());
+            selector.matchEthType(Ethernet.MPLS_UNICAST);
+            selector.matchEthDst(ethCriterion.mac());
+            // workaround here again
+            treatment.popVlan();
+            treatment.transition(MPLS_TABLE_0);
+            rule = DefaultFlowRule.builder()
+                    .forDevice(deviceId)
+                    .withSelector(selector.build())
+                    .withTreatment(treatment.build())
+                    .withPriority(DEFAULT_PRIORITY)
+                    .fromApp(applicationId)
+                    .makePermanent()
+                    .forTable(TMAC_TABLE).build();
+            rules.add(rule);
+        }
+        return rules;
+    }
+
+    /*
+     * Cpqd emulation allows MPLS ecmp.
+     *
+     * (non-Javadoc)
+     * @see org.onosproject.driver.pipeline.OFDPA2Pipeline#processEthTypeSpecific
+     */
+    @Override
+    protected Collection<FlowRule> processEthTypeSpecific(ForwardingObjective fwd) {
         TrafficSelector selector = fwd.selector();
         EthTypeCriterion ethType =
                 (EthTypeCriterion) selector.getCriterion(Criterion.Type.ETH_TYPE);
         if ((ethType == null) ||
                 (ethType.ethType().toShort() != Ethernet.TYPE_IPV4) &&
                 (ethType.ethType().toShort() != Ethernet.MPLS_UNICAST)) {
-            log.warn("processSpecific: Unsupported "
-                    + "forwarding objective criteraia");
+            log.warn("processSpecific: Unsupported forwarding objective criteria"
+                    + "ethType:{} in dev:{}", ethType, deviceId);
             fail(fwd, ObjectiveError.UNSUPPORTED);
             return Collections.emptySet();
         }
@@ -143,8 +238,8 @@ public class CpqdOFDPA2Pipeline extends OFDPA2Pipeline {
                 .matchIPDst(((IPCriterion)
                         selector.getCriterion(Criterion.Type.IPV4_DST)).ip());
             forTableId = UNICAST_ROUTING_TABLE;
-            log.debug("processing IPv4 specific forwarding objective {} hash{} in dev:{}",
-                      fwd.id(), fwd.hashCode(), deviceId);
+            log.debug("processing IPv4 specific forwarding objective {} -> next:{}"
+                    + " in dev:{}", fwd.id(), fwd.nextId(), deviceId);
         } else {
             filteredSelector
                 .matchEthType(Ethernet.MPLS_UNICAST)
@@ -156,8 +251,8 @@ public class CpqdOFDPA2Pipeline extends OFDPA2Pipeline {
                 filteredSelector.matchMplsBos(bos.mplsBos());
             }
             forTableId = MPLS_TABLE_1;
-            log.debug("processing MPLS specific forwarding objective {} hash:{} in dev {}",
-                      fwd.id(), fwd.hashCode(), deviceId);
+            log.debug("processing MPLS specific forwarding objective {} -> next:{}"
+                    + " in dev {}", fwd.id(), fwd.nextId(), deviceId);
         }
 
         TrafficTreatment.Builder tb = DefaultTrafficTreatment.builder();
@@ -197,7 +292,6 @@ public class CpqdOFDPA2Pipeline extends OFDPA2Pipeline {
         return Collections.singletonList(ruleBuilder.build());
     }
 
-
     @Override
     protected void initializePipeline() {
         processPortTable();
@@ -210,7 +304,6 @@ public class CpqdOFDPA2Pipeline extends OFDPA2Pipeline {
         processAclTable();
     }
 
-    @Override
     protected void processPortTable() {
         FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
         TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
@@ -239,7 +332,6 @@ public class CpqdOFDPA2Pipeline extends OFDPA2Pipeline {
         }));
     }
 
-    @Override
     protected void processTmacTable() {
         //table miss entry
         FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
@@ -270,7 +362,6 @@ public class CpqdOFDPA2Pipeline extends OFDPA2Pipeline {
         }));
     }
 
-    @Override
     protected void processIpTable() {
         //table miss entry
         FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
@@ -278,6 +369,7 @@ public class CpqdOFDPA2Pipeline extends OFDPA2Pipeline {
         TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
         selector = DefaultTrafficSelector.builder();
         treatment = DefaultTrafficTreatment.builder();
+        treatment.deferred().setOutput(PortNumber.CONTROLLER);
         treatment.transition(ACL_TABLE);
         FlowRule rule = DefaultFlowRule.builder()
                 .forDevice(deviceId)
@@ -301,7 +393,6 @@ public class CpqdOFDPA2Pipeline extends OFDPA2Pipeline {
         }));
     }
 
-    @Override
     protected void processMplsTable() {
         //table miss entry
         FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
@@ -374,7 +465,6 @@ public class CpqdOFDPA2Pipeline extends OFDPA2Pipeline {
         }));
     }
 
-    @Override
     protected void processAclTable() {
         //table miss entry - catch all to executed action-set
         FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/OFDPA2Pipeline.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/OFDPA2Pipeline.java
index 863caebb..5f84b43a 100644
--- a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/OFDPA2Pipeline.java
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/OFDPA2Pipeline.java
@@ -18,7 +18,6 @@ package org.onosproject.driver.pipeline;
 import static org.onlab.util.Tools.groupedThreads;
 import static org.slf4j.LoggerFactory.getLogger;
 
-import java.nio.ByteBuffer;
 import java.util.ArrayDeque;
 import java.util.ArrayList;
 import java.util.Collection;
@@ -28,6 +27,7 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.CopyOnWriteArrayList;
 import java.util.concurrent.Executors;
 import java.util.concurrent.ScheduledExecutorService;
 import java.util.concurrent.TimeUnit;
@@ -35,14 +35,9 @@ import java.util.concurrent.atomic.AtomicInteger;
 import java.util.stream.Collectors;
 
 import org.onlab.osgi.ServiceDirectory;
-import org.onlab.packet.Data;
 import org.onlab.packet.Ethernet;
-import org.onlab.packet.IPv4;
-import org.onlab.packet.IpPrefix;
-import org.onlab.packet.MPLS;
 import org.onlab.packet.MacAddress;
 import org.onlab.packet.MplsLabel;
-import org.onlab.packet.UDP;
 import org.onlab.packet.VlanId;
 import org.onlab.util.KryoNamespace;
 import org.onosproject.core.ApplicationId;
@@ -99,10 +94,6 @@ import org.onosproject.net.group.GroupEvent;
 import org.onosproject.net.group.GroupKey;
 import org.onosproject.net.group.GroupListener;
 import org.onosproject.net.group.GroupService;
-import org.onosproject.net.packet.DefaultOutboundPacket;
-import org.onosproject.net.packet.OutboundPacket;
-import org.onosproject.net.packet.PacketContext;
-import org.onosproject.net.packet.PacketProcessor;
 import org.onosproject.net.packet.PacketService;
 import org.onosproject.store.serializers.KryoNamespaces;
 import org.slf4j.Logger;
@@ -160,7 +151,6 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
     protected ApplicationId driverId;
     protected PacketService packetService;
     protected DeviceService deviceService;
-    private InternalPacketProcessor processor = new InternalPacketProcessor();
     protected KryoNamespace appKryo = new KryoNamespace.Builder()
         .register(KryoNamespaces.API)
         .register(GroupKey.class)
@@ -170,7 +160,7 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
         .register(ArrayDeque.class)
         .build();
 
-    private Cache<GroupKey, OfdpaNextGroup> pendingNextObjectives;
+    private Cache<GroupKey, List<OfdpaNextGroup>> pendingNextObjectives;
     private ConcurrentHashMap<GroupKey, Set<GroupChainElem>> pendingGroups;
 
     private ScheduledExecutorService groupChecker =
@@ -196,10 +186,12 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
         pendingNextObjectives = CacheBuilder.newBuilder()
                 .expireAfterWrite(20, TimeUnit.SECONDS)
                 .removalListener((
-                     RemovalNotification<GroupKey, OfdpaNextGroup> notification) -> {
+                     RemovalNotification<GroupKey, List<OfdpaNextGroup>> notification) -> {
                          if (notification.getCause() == RemovalCause.EXPIRED) {
-                             fail(notification.getValue().nextObjective(),
-                                  ObjectiveError.GROUPINSTALLATIONFAILED);
+                             notification.getValue().forEach(ofdpaNextGrp ->
+                                 fail(ofdpaNextGrp.nextObj,
+                                      ObjectiveError.GROUPINSTALLATIONFAILED));
+
                          }
                 }).build();
 
@@ -212,7 +204,6 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
         flowObjectiveStore = context.store();
         packetService = serviceDirectory.get(PacketService.class);
         deviceService = serviceDirectory.get(DeviceService.class);
-        packetService.addProcessor(processor, PacketProcessor.director(2));
         groupService.addListener(new InnerGroupListener());
 
         driverId = coreService.registerApplication(
@@ -271,7 +262,6 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
                 log.warn("Unknown forwarding type {}", fwd.op());
         }
 
-
         flowRuleService.apply(flowOpsBuilder.build(new FlowRuleOperationsContext() {
             @Override
             public void onSuccess(FlowRuleOperations ops) {
@@ -283,7 +273,6 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
                 fail(fwd, ObjectiveError.FLOWINSTALLATIONFAILED);
             }
         }));
-
     }
 
     @Override
@@ -697,17 +686,57 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
      *            returned if there is an issue in processing the objective.
      */
     protected Collection<FlowRule> processSpecific(ForwardingObjective fwd) {
-        TrafficSelector selector = fwd.selector();
-        EthTypeCriterion ethType =
-                (EthTypeCriterion) selector.getCriterion(Criterion.Type.ETH_TYPE);
-        if ((ethType == null) ||
-                (ethType.ethType().toShort() != Ethernet.TYPE_IPV4) &&
-                (ethType.ethType().toShort() != Ethernet.MPLS_UNICAST)) {
-            log.warn("processSpecific: Unsupported "
-                    + "forwarding objective criteraia");
+        log.trace("Processing specific fwd objective:{} in dev:{} with next:{}",
+                  fwd.id(), deviceId, fwd.nextId());
+        boolean isEthTypeObj = isSupportedEthTypeObjective(fwd);
+        boolean isEthDstObj = isSupportedEthDstObjective(fwd);
+
+        if (isEthTypeObj) {
+            return processEthTypeSpecific(fwd);
+        } else if (isEthDstObj) {
+            return processEthDstSpecific(fwd);
+        } else {
+            log.warn("processSpecific: Unsupported forwarding objective "
+                    + "criteria fwd:{} in dev:{}", fwd.nextId(), deviceId);
             fail(fwd, ObjectiveError.UNSUPPORTED);
             return Collections.emptySet();
         }
+    }
+
+    private boolean isSupportedEthTypeObjective(ForwardingObjective fwd) {
+        TrafficSelector selector = fwd.selector();
+        EthTypeCriterion ethType = (EthTypeCriterion) selector
+                .getCriterion(Criterion.Type.ETH_TYPE);
+        if ((ethType == null) ||
+                ((ethType.ethType().toShort() != Ethernet.TYPE_IPV4) &&
+                        (ethType.ethType().toShort() != Ethernet.MPLS_UNICAST))) {
+            return false;
+        }
+        return true;
+    }
+
+    private boolean isSupportedEthDstObjective(ForwardingObjective fwd) {
+        TrafficSelector selector = fwd.selector();
+        EthCriterion ethDst = (EthCriterion) selector
+                .getCriterion(Criterion.Type.ETH_DST);
+        VlanIdCriterion vlanId = (VlanIdCriterion) selector
+                .getCriterion(Criterion.Type.VLAN_VID);
+        if (ethDst == null && vlanId == null) {
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * Handles forwarding rules to the IP and MPLS tables.
+     *
+     * @param fwd the forwarding objective
+     * @return A collection of flow rules, or an empty set
+     */
+    protected Collection<FlowRule> processEthTypeSpecific(ForwardingObjective fwd) {
+        TrafficSelector selector = fwd.selector();
+        EthTypeCriterion ethType =
+                (EthTypeCriterion) selector.getCriterion(Criterion.Type.ETH_TYPE);
 
         int forTableId = -1;
         TrafficSelector.Builder filteredSelector = DefaultTrafficSelector.builder();
@@ -716,8 +745,8 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
                 .matchIPDst(((IPCriterion)
                         selector.getCriterion(Criterion.Type.IPV4_DST)).ip());
             forTableId = UNICAST_ROUTING_TABLE;
-            log.debug("processing IPv4 specific forwarding objective {} in dev:{}",
-                      fwd.id(), deviceId);
+            log.debug("processing IPv4 specific forwarding objective {} -> next:{}"
+                    + " in dev:{}", fwd.id(), fwd.nextId(), deviceId);
         } else {
             filteredSelector
                 .matchEthType(Ethernet.MPLS_UNICAST)
@@ -729,8 +758,8 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
                 filteredSelector.matchMplsBos(bos.mplsBos());
             }
             forTableId = MPLS_TABLE_1;
-            log.debug("processing MPLS specific forwarding objective {} in dev {}",
-                      fwd.id(), deviceId);
+            log.debug("processing MPLS specific forwarding objective {} -> next:{}"
+                    + " in dev {}", fwd.id(), fwd.nextId(), deviceId);
         }
 
         TrafficTreatment.Builder tb = DefaultTrafficTreatment.builder();
@@ -754,6 +783,7 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
                 // MPLS interface, or a MPLS SWAP (with-same) but that would
                 // have to be handled in the next-objective. Also the pop-mpls
                 // logic used here won't work in non-BoS case.
+                fail(fwd, ObjectiveError.FLOWINSTALLATIONFAILED);
                 return Collections.emptySet();
             }
 
@@ -762,7 +792,8 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
             // we only need the top level group's key to point the flow to it
             Group group = groupService.getGroup(deviceId, gkeys.get(0).peekFirst());
             if (group == null) {
-                log.warn("The group left!");
+                log.warn("Group with key:{} for next-id:{} not found in dev:{}",
+                         gkeys.get(0).peekFirst(), fwd.nextId(), deviceId);
                 fail(fwd, ObjectiveError.GROUPMISSING);
                 return Collections.emptySet();
             }
@@ -786,6 +817,88 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
         return Collections.singletonList(ruleBuilder.build());
     }
 
+    /**
+     * Handles forwarding rules to the L2 bridging table. Flow actions are not
+     * allowed in the bridging table - instead we use L2 Interface group or
+     * L2 flood group
+     *
+     * @param fwd the forwarding objective
+     * @return A collection of flow rules, or an empty set
+     */
+    protected Collection<FlowRule> processEthDstSpecific(ForwardingObjective fwd) {
+        List<FlowRule> rules = new ArrayList<>();
+
+        // Build filtered selector
+        TrafficSelector selector = fwd.selector();
+        EthCriterion ethCriterion = (EthCriterion) selector
+                .getCriterion(Criterion.Type.ETH_DST);
+        VlanIdCriterion vlanIdCriterion = (VlanIdCriterion) selector
+                .getCriterion(Criterion.Type.VLAN_VID);
+
+        if (vlanIdCriterion == null) {
+            log.warn("Forwarding objective for bridging requires vlan. Not "
+                    + "installing fwd:{} in dev:{}", fwd.id(), deviceId);
+            fail(fwd, ObjectiveError.BADPARAMS);
+            return Collections.emptySet();
+        }
+
+        TrafficSelector.Builder filteredSelectorBuilder =
+                DefaultTrafficSelector.builder();
+        // Do not match MacAddress for subnet broadcast entry
+        if (!ethCriterion.mac().equals(MacAddress.NONE)) {
+            filteredSelectorBuilder.matchEthDst(ethCriterion.mac());
+            log.debug("processing L2 forwarding objective:{} -> next:{} in dev:{}",
+                      fwd.id(), fwd.nextId(), deviceId);
+        } else {
+            log.debug("processing L2 Broadcast forwarding objective:{} -> next:{} "
+                    + "in dev:{} for vlan:{}",
+                      fwd.id(), fwd.nextId(), deviceId, vlanIdCriterion.vlanId());
+        }
+        filteredSelectorBuilder.matchVlanId(vlanIdCriterion.vlanId());
+        TrafficSelector filteredSelector = filteredSelectorBuilder.build();
+
+        if (fwd.treatment() != null) {
+            log.warn("Ignoring traffic treatment in fwd rule {} meant for L2 table"
+                    + "for dev:{}. Expecting only nextId", fwd.id(), deviceId);
+        }
+
+        TrafficTreatment.Builder treatmentBuilder = DefaultTrafficTreatment.builder();
+        if (fwd.nextId() != null) {
+            NextGroup next = flowObjectiveStore.getNextGroup(fwd.nextId());
+            if (next != null) {
+                List<Deque<GroupKey>> gkeys = appKryo.deserialize(next.data());
+                // we only need the top level group's key to point the flow to it
+                Group group = groupService.getGroup(deviceId, gkeys.get(0).peekFirst());
+                if (group != null) {
+                    treatmentBuilder.deferred().group(group.id());
+                } else {
+                    log.warn("Group with key:{} for next-id:{} not found in dev:{}",
+                             gkeys.get(0).peekFirst(), fwd.nextId(), deviceId);
+                    fail(fwd, ObjectiveError.GROUPMISSING);
+                    return Collections.emptySet();
+                }
+            }
+        }
+        treatmentBuilder.immediate().transition(ACL_TABLE);
+        TrafficTreatment filteredTreatment = treatmentBuilder.build();
+
+        // Build bridging table entries
+        FlowRule.Builder flowRuleBuilder = DefaultFlowRule.builder();
+        flowRuleBuilder.fromApp(fwd.appId())
+                .withPriority(fwd.priority())
+                .forDevice(deviceId)
+                .withSelector(filteredSelector)
+                .withTreatment(filteredTreatment)
+                .forTable(BRIDGING_TABLE);
+        if (fwd.permanent()) {
+            flowRuleBuilder.makePermanent();
+        } else {
+            flowRuleBuilder.makeTemporary(fwd.timeout());
+        }
+        rules.add(flowRuleBuilder.build());
+        return rules;
+    }
+
     private void pass(Objective obj) {
         if (obj.context().isPresent()) {
             obj.context().get().onSuccess(obj);
@@ -842,9 +955,26 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
      * @param nextObj  the nextObjective of type SIMPLE
      */
     private void processSimpleNextObjective(NextObjective nextObj) {
-        // break up simple next objective to GroupChain objects
         TrafficTreatment treatment = nextObj.next().iterator().next();
+        // determine if plain L2 or L3->L2
+        boolean plainL2 = true;
+        for (Instruction ins : treatment.allInstructions()) {
+            if (ins.type() == Instruction.Type.L2MODIFICATION) {
+                L2ModificationInstruction l2ins = (L2ModificationInstruction) ins;
+                if (l2ins.subtype() == L2SubType.ETH_DST ||
+                        l2ins.subtype() == L2SubType.ETH_SRC) {
+                    plainL2 = false;
+                    break;
+                }
+            }
+        }
+
+        if (plainL2) {
+            createL2InterfaceGroup(nextObj);
+            return;
+        }
 
+        // break up simple next objective to GroupChain objects
         GroupInfo groupInfo = createL2L3Chain(treatment, nextObj.id(),
                                               nextObj.appId(), false,
                                               nextObj.meta());
@@ -860,8 +990,8 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
                                            Collections.singletonList(gkeyChain),
                                            nextObj);
 
-        // store l3groupkey with the ofdpaGroupChain for the nextObjective that depends on it
-        pendingNextObjectives.put(groupInfo.outerGrpDesc.appCookie(), ofdpaGrp);
+        // store l3groupkey with the ofdpaNextGroup for the nextObjective that depends on it
+        updatePendingNextObjective(groupInfo.outerGrpDesc.appCookie(), ofdpaGrp);
 
         // now we are ready to send the l2 groupDescription (inner), as all the stores
         // that will get async replies have been updated. By waiting to update
@@ -869,6 +999,98 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
         groupService.addGroup(groupInfo.innerGrpDesc);
     }
 
+    private void updatePendingNextObjective(GroupKey key, OfdpaNextGroup value) {
+        List<OfdpaNextGroup> nextList = new CopyOnWriteArrayList<OfdpaNextGroup>();
+        nextList.add(value);
+        List<OfdpaNextGroup> ret = pendingNextObjectives.asMap()
+                .putIfAbsent(key, nextList);
+        if (ret != null) {
+            ret.add(value);
+        }
+    }
+
+    /**
+     * Creates a simple L2 Interface Group.
+     *
+     * @param nextObj the next Objective
+     */
+    private void createL2InterfaceGroup(NextObjective nextObj) {
+        // only allowed actions are vlan pop and outport
+        TrafficTreatment.Builder ttb = DefaultTrafficTreatment.builder();
+        PortNumber portNum = null;
+        for (Instruction ins : nextObj.next().iterator().next().allInstructions()) {
+            if (ins.type() == Instruction.Type.L2MODIFICATION) {
+                L2ModificationInstruction l2ins = (L2ModificationInstruction) ins;
+                switch (l2ins.subtype()) {
+                case VLAN_POP:
+                    ttb.add(l2ins);
+                    break;
+                default:
+                    break;
+                }
+            } else if (ins.type() == Instruction.Type.OUTPUT) {
+                portNum = ((OutputInstruction) ins).port();
+                ttb.add(ins);
+            } else {
+                log.warn("Driver does not handle this type of TrafficTreatment"
+                        + " instruction in simple nextObjectives:  {}", ins.type());
+            }
+        }
+        //use the vlanid associated with the port
+        VlanId vlanid = port2Vlan.get(portNum);
+
+        if (vlanid == null && nextObj.meta() != null) {
+            // use metadata vlan info if available
+            Criterion vidCriterion = nextObj.meta().getCriterion(Type.VLAN_VID);
+            if (vidCriterion != null) {
+                vlanid = ((VlanIdCriterion) vidCriterion).vlanId();
+            }
+        }
+
+        if (vlanid == null) {
+            log.error("Driver cannot process an L2/L3 group chain without "
+                    + "egress vlan information for dev: {} port:{}",
+                    deviceId, portNum);
+            return;
+        }
+
+        // assemble information for ofdpa l2interface group
+        Integer l2groupId = L2INTERFACEMASK | (vlanid.toShort() << 16) | (int) portNum.toLong();
+        // a globally unique groupkey that is different for ports in the same devices
+        // but different for the same portnumber on different devices. Also different
+        // for the various group-types created out of the same next objective.
+        int l2gk = 0x0ffffff & (deviceId.hashCode() << 8 | (int) portNum.toLong());
+        final GroupKey l2groupkey = new DefaultGroupKey(appKryo.serialize(l2gk));
+
+        // create group description for the l2interfacegroup
+        GroupBucket l2interfaceGroupBucket =
+                DefaultGroupBucket.createIndirectGroupBucket(ttb.build());
+        GroupDescription l2groupDescription =
+                             new DefaultGroupDescription(
+                                     deviceId,
+                                     GroupDescription.Type.INDIRECT,
+                                     new GroupBuckets(Collections.singletonList(
+                                                          l2interfaceGroupBucket)),
+                                     l2groupkey,
+                                     l2groupId,
+                                     nextObj.appId());
+        log.debug("Trying L2Interface: device:{} gid:{} gkey:{} nextId:{}",
+                  deviceId, Integer.toHexString(l2groupId),
+                  l2groupkey, nextObj.id());
+
+        // create object for local and distributed storage
+        Deque<GroupKey> singleKey = new ArrayDeque<>();
+        singleKey.addFirst(l2groupkey);
+        OfdpaNextGroup ofdpaGrp = new OfdpaNextGroup(
+                                           Collections.singletonList(singleKey),
+                                           nextObj);
+
+        // store l2groupkey for the nextObjective that depends on it
+        updatePendingNextObjective(l2groupkey, ofdpaGrp);
+        // send the group description to the group service
+        groupService.addGroup(l2groupDescription);
+    }
+
     /**
      * Creates one of two possible group-chains from the treatment
      * passed in. Depending on the MPLS boolean, this method either creates
@@ -895,6 +1117,7 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
         TrafficTreatment.Builder innerTtb = DefaultTrafficTreatment.builder();
         VlanId vlanid = null;
         long portNum = 0;
+        boolean setVlan = false, popVlan = false;
         for (Instruction ins : treatment.allInstructions()) {
             if (ins.type() == Instruction.Type.L2MODIFICATION) {
                 L2ModificationInstruction l2ins = (L2ModificationInstruction) ins;
@@ -908,9 +1131,11 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
                 case VLAN_ID:
                     vlanid = ((ModVlanIdInstruction) l2ins).vlanId();
                     outerTtb.setVlanId(vlanid);
+                    setVlan = true;
                     break;
                 case VLAN_POP:
                     innerTtb.popVlan();
+                    popVlan = true;
                     break;
                 case DEC_MPLS_TTL:
                 case MPLS_LABEL:
@@ -935,12 +1160,11 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
             vlanid = port2Vlan.get(PortNumber.portNumber(portNum));
         }
 
-        if (vlanid == null) {
-            // use metadata
-            for (Criterion metaCriterion : meta.criteria()) {
-                if (metaCriterion.type() == Type.VLAN_VID) {
-                    vlanid = ((VlanIdCriterion) metaCriterion).vlanId();
-                }
+        if (vlanid == null && meta != null) {
+            // use metadata if available
+            Criterion vidCriterion = meta.getCriterion(Type.VLAN_VID);
+            if (vidCriterion != null) {
+                vlanid = ((VlanIdCriterion) vidCriterion).vlanId();
             }
         }
 
@@ -951,6 +1175,14 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
             return null;
         }
 
+        if (!setVlan && !popVlan) {
+            // untagged outgoing port
+            TrafficTreatment.Builder temp = DefaultTrafficTreatment.builder();
+            temp.popVlan();
+            innerTtb.build().allInstructions().forEach(i -> temp.add(i));
+            innerTtb = temp;
+        }
+
         // assemble information for ofdpa l2interface group
         Integer l2groupId = L2INTERFACEMASK | (vlanid.toShort() << 16) | (int) portNum;
         // a globally unique groupkey that is different for ports in the same devices
@@ -1077,6 +1309,7 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
             }
 
             // also ensure that all ports are in the same vlan
+            // XXX maybe HA issue here?
             VlanId thisvlanid = port2Vlan.get(portNum);
             if (vlanid == null) {
                 vlanid = thisvlanid;
@@ -1151,7 +1384,7 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
 
         // store l2floodgroupkey with the ofdpaGroupChain for the nextObjective
         // that depends on it
-        pendingNextObjectives.put(l2floodgroupkey, ofdpaGrp);
+        updatePendingNextObjective(l2floodgroupkey, ofdpaGrp);
 
         for (GroupDescription l2intGrpDesc : l2interfaceGroupDescs) {
             // store all l2groupkeys with the groupChainElem for the l2floodgroup
@@ -1336,7 +1569,7 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
 
         // store l3ecmpGroupKey with the ofdpaGroupChain for the nextObjective
         // that depends on it
-        pendingNextObjectives.put(l3ecmpGroupKey, ofdpaGrp);
+        updatePendingNextObjective(l3ecmpGroupKey, ofdpaGrp);
 
         log.debug("Trying L3ECMP: device:{} gid:{} gkey:{} nextId:{}",
                   deviceId, Integer.toHexString(l3ecmpGroupId),
@@ -1422,16 +1655,18 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
                         processGroupChain(gce);
                     }
                 } else {
-                    OfdpaNextGroup obj = pendingNextObjectives.getIfPresent(key);
-                    if (obj != null) {
-                        log.info("Group service processed group key {} in device:{}. "
-                                + "Done implementing next objective: {} <<-->> gid:{}",
-                                key, deviceId, obj.nextObjective().id(),
-                                Integer.toHexString(groupService.getGroup(deviceId, key)
-                                                    .givenGroupId()));
-                        pass(obj.nextObjective());
+                    List<OfdpaNextGroup> objList = pendingNextObjectives.getIfPresent(key);
+                    if (objList != null) {
                         pendingNextObjectives.invalidate(key);
-                        flowObjectiveStore.putNextGroup(obj.nextObjective().id(), obj);
+                        objList.forEach(obj -> {
+                            log.info("Group service processed group key {} in device:{}. "
+                                    + "Done implementing next objective: {} <<-->> gid:{}",
+                                    key, deviceId, obj.nextObjective().id(),
+                                    Integer.toHexString(groupService.getGroup(deviceId, key)
+                                                        .givenGroupId()));
+                            pass(obj.nextObjective());
+                            flowObjectiveStore.putNextGroup(obj.nextObjective().id(), obj);
+                        });
                     }
                 }
             });
@@ -1455,16 +1690,18 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
                         processGroupChain(gce);
                     }
                 } else {
-                    OfdpaNextGroup obj = pendingNextObjectives.getIfPresent(key);
-                    if (obj != null) {
-                        log.info("group ADDED with key {} in dev {}.. Done implementing next "
-                                + "objective: {} <<-->> gid:{}",
-                                key, deviceId, obj.nextObjective().id(),
-                                Integer.toHexString(groupService.getGroup(deviceId, key)
-                                                    .givenGroupId()));
-                        pass(obj.nextObjective());
+                    List<OfdpaNextGroup> objList = pendingNextObjectives.getIfPresent(key);
+                    if (objList != null) {
                         pendingNextObjectives.invalidate(key);
-                        flowObjectiveStore.putNextGroup(obj.nextObjective().id(), obj);
+                        objList.forEach(obj -> {
+                            log.info("group ADDED with key {} in dev {}.. Done implementing next "
+                                    + "objective: {} <<-->> gid:{}",
+                                    key, deviceId, obj.nextObjective().id(),
+                                    Integer.toHexString(groupService.getGroup(deviceId, key)
+                                                        .givenGroupId()));
+                            pass(obj.nextObjective());
+                            flowObjectiveStore.putNextGroup(obj.nextObjective().id(), obj);
+                        });
                     }
                 }
             }
@@ -1550,418 +1787,6 @@ public class OFDPA2Pipeline extends AbstractHandlerBehaviour implements Pipeline
                     " waiting-on-groups: " + waitOnGroups.get() +
                     " device: " + deviceId);
         }
-
-    }
-
-    //////////////////////////////////////
-    //  Test code to be used for future
-    //  static-flow-pusher app
-    //////////////////////////////////////
-
-    public void processStaticFlows() {
-        //processPortTable();
-        processGroupTable();
-        processVlanTable();
-        processTmacTable();
-        processIpTable();
-        //processMcastTable();
-        //processBridgingTable();
-        processAclTable();
-        sendPackets();
-        processMplsTable();
-    }
-
-    protected void processGroupTable() {
-        TrafficTreatment.Builder act = DefaultTrafficTreatment.builder();
-
-        act.popVlan(); // to send out untagged packets
-        act.setOutput(PortNumber.portNumber(24));
-        GroupBucket bucket =
-                DefaultGroupBucket.createIndirectGroupBucket(act.build());
-        final GroupKey groupkey = new DefaultGroupKey(appKryo.serialize(500));
-        Integer groupId = 0x00c80018; //l2 interface, vlan 200, port 24
-        GroupDescription groupDescription = new DefaultGroupDescription(deviceId,
-                             GroupDescription.Type.INDIRECT,
-                             new GroupBuckets(Collections.singletonList(bucket)),
-                             groupkey,
-                             groupId,
-                             driverId);
-        groupService.addGroup(groupDescription);
-
-        TrafficTreatment.Builder act2 = DefaultTrafficTreatment.builder();
-        act2.setOutput(PortNumber.portNumber(40));
-        GroupBucket bucket2 = DefaultGroupBucket.createIndirectGroupBucket(act2.build());
-        final GroupKey groupkey2 = new DefaultGroupKey(appKryo.serialize(502));
-        Integer groupId2 = 0x00c50028; //l2 interface, vlan 197, port 40
-        GroupDescription groupDescription2 = new DefaultGroupDescription(deviceId,
-                             GroupDescription.Type.INDIRECT,
-                             new GroupBuckets(Collections.singletonList(bucket2)),
-                             groupkey2,
-                             groupId2,
-                             driverId);
-        groupService.addGroup(groupDescription2);
-
-        while (groupService.getGroup(deviceId, groupkey2) == null) {
-            try {
-                Thread.sleep(500);
-            } catch (InterruptedException e) {
-                // TODO Auto-generated catch block
-                e.printStackTrace();
-            }
-        }
-
-        //Now for L3 Unicast group
-        TrafficTreatment.Builder act3 = DefaultTrafficTreatment.builder();
-        act3.setEthDst(MacAddress.valueOf(0x2020));
-        act3.setEthSrc(MacAddress.valueOf(0x1010));
-        act3.setVlanId(VlanId.vlanId((short) 200));
-        act3.group(new DefaultGroupId(0x00c80018)); // point to L2 interface
-        // MPLS interface group - does not work for popping single label
-        //Integer secGroupId = MPLSINTERFACEMASK | 38; // 0x90000026
-        Integer groupId3 = L3UNICASTMASK | 1; // 0x20000001
-        GroupBucket bucket3 =
-                DefaultGroupBucket.createIndirectGroupBucket(act3.build());
-        final GroupKey groupkey3 = new DefaultGroupKey(appKryo.serialize(503));
-        GroupDescription groupDescription3 = new DefaultGroupDescription(deviceId,
-                             GroupDescription.Type.INDIRECT,
-                             new GroupBuckets(Collections.singletonList(bucket3)),
-                             groupkey3,
-                             groupId3,
-                             driverId);
-        groupService.addGroup(groupDescription3);
-
-        //Another L3 Unicast group
-        TrafficTreatment.Builder act4 = DefaultTrafficTreatment.builder();
-        act4.setEthDst(MacAddress.valueOf(0x3030));
-        act4.setEthSrc(MacAddress.valueOf(0x1010));
-        act4.setVlanId(VlanId.vlanId((short) 197));
-        act4.group(new DefaultGroupId(0x00c50028)); // point to L2 interface
-        Integer groupId4 = L3UNICASTMASK | 2; // 0x20000002
-        GroupBucket bucket4 =
-                DefaultGroupBucket.createIndirectGroupBucket(act4.build());
-        final GroupKey groupkey4 = new DefaultGroupKey(appKryo.serialize(504));
-        GroupDescription groupDescription4 = new DefaultGroupDescription(deviceId,
-                             GroupDescription.Type.INDIRECT,
-                             new GroupBuckets(Collections.singletonList(bucket4)),
-                             groupkey4,
-                             groupId4,
-                             driverId);
-        groupService.addGroup(groupDescription4);
-
-        while (groupService.getGroup(deviceId, groupkey4) == null) {
-            try {
-                Thread.sleep(500);
-            } catch (InterruptedException e) {
-                // TODO Auto-generated catch block
-                e.printStackTrace();
-            }
-        }
-
-        // L3 ecmp group
-        TrafficTreatment.Builder act5 = DefaultTrafficTreatment.builder();
-        act5.group(new DefaultGroupId(0x20000001));
-        TrafficTreatment.Builder act6 = DefaultTrafficTreatment.builder();
-        act6.group(new DefaultGroupId(0x20000002));
-        GroupBucket buckete1 =
-                DefaultGroupBucket.createSelectGroupBucket(act5.build());
-        GroupBucket buckete2 =
-                DefaultGroupBucket.createSelectGroupBucket(act6.build());
-        List<GroupBucket> bktlist = new ArrayList<GroupBucket>();
-        bktlist.add(buckete1);
-        bktlist.add(buckete2);
-        final GroupKey groupkey5 = new DefaultGroupKey(appKryo.serialize(505));
-        Integer groupId5 = L3ECMPMASK | 5; // 0x70000005
-        GroupDescription groupDescription5 = new DefaultGroupDescription(deviceId,
-                             GroupDescription.Type.SELECT,
-                             new GroupBuckets(bktlist),
-                             groupkey5,
-                             groupId5,
-                             driverId);
-        groupService.addGroup(groupDescription5);
-
-
-    }
-
-    @SuppressWarnings("deprecation")
-    protected void processMplsTable() {
-        FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
-        TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
-        selector.matchEthType(Ethernet.MPLS_UNICAST);
-        selector.matchMplsLabel(MplsLabel.mplsLabel(0xff)); //255
-        selector.matchMplsBos(true);
-        TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
-        treatment.decMplsTtl(); // nw_ttl does not work
-        treatment.copyTtlIn();
-        treatment.popMpls(Ethernet.TYPE_IPV4);
-        treatment.deferred().group(new DefaultGroupId(0x20000001)); // point to L3 Unicast
-        //treatment.deferred().group(new DefaultGroupId(0x70000005)); // point to L3 ECMP
-        treatment.transition(ACL_TABLE);
-        FlowRule test = DefaultFlowRule.builder().forDevice(deviceId)
-                .withSelector(selector.build()).withTreatment(treatment.build())
-                .withPriority(DEFAULT_PRIORITY).fromApp(driverId).makePermanent()
-                .forTable(24).build();
-        ops = ops.add(test);
-
-        flowRuleService.apply(ops.build(new FlowRuleOperationsContext() {
-            @Override
-            public void onSuccess(FlowRuleOperations ops) {
-                log.info("Initialized mpls table");
-            }
-
-            @Override
-            public void onError(FlowRuleOperations ops) {
-                log.info("Failed to initialize mpls table");
-            }
-        }));
-
-    }
-
-    protected void processPortTable() {
-        FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
-        TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
-        selector.matchInPort(PortNumber.portNumber(0)); // should be maskable?
-        TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
-        treatment.transition(VLAN_TABLE);
-        FlowRule tmisse = DefaultFlowRule.builder()
-                .forDevice(deviceId)
-                .withSelector(selector.build())
-                .withTreatment(treatment.build())
-                .withPriority(LOWEST_PRIORITY)
-                .fromApp(driverId)
-                .makePermanent()
-                .forTable(PORT_TABLE).build();
-        ops = ops.add(tmisse);
-
-        flowRuleService.apply(ops.build(new FlowRuleOperationsContext() {
-            @Override
-            public void onSuccess(FlowRuleOperations ops) {
-                log.info("Initialized port table");
-            }
-
-            @Override
-            public void onError(FlowRuleOperations ops) {
-                log.info("Failed to initialize port table");
-            }
-        }));
-
-    }
-
-    private void processVlanTable() {
-        // Table miss entry is not required as ofdpa default is to drop
-        // In OF terms, the absence of a t.m.e. also implies drop
-        FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
-        TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
-        TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
-        selector.matchInPort(PortNumber.portNumber(12));
-        selector.matchVlanId(VlanId.vlanId((short) 100));
-        treatment.transition(TMAC_TABLE);
-        FlowRule rule = DefaultFlowRule.builder()
-                .forDevice(deviceId)
-                .withSelector(selector.build())
-                .withTreatment(treatment.build())
-                .withPriority(DEFAULT_PRIORITY)
-                .fromApp(driverId)
-                .makePermanent()
-                .forTable(VLAN_TABLE).build();
-        ops =  ops.add(rule);
-        flowRuleService.apply(ops.build(new FlowRuleOperationsContext() {
-            @Override
-            public void onSuccess(FlowRuleOperations ops) {
-                log.info("Initialized vlan table");
-            }
-
-            @Override
-            public void onError(FlowRuleOperations ops) {
-                log.info("Failed to initialize vlan table");
-            }
-        }));
-    }
-
-    protected void processTmacTable() {
-        //table miss entry
-        FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
-        TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
-        TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
-        selector.matchInPort(PortNumber.portNumber(12));
-        selector.matchVlanId(VlanId.vlanId((short) 100));
-        selector.matchEthType(Ethernet.TYPE_IPV4);
-        selector.matchEthDst(MacAddress.valueOf("00:00:00:00:00:02"));
-        treatment.transition(UNICAST_ROUTING_TABLE);
-        FlowRule rule = DefaultFlowRule.builder()
-                .forDevice(deviceId)
-                .withSelector(selector.build())
-                .withTreatment(treatment.build())
-                .withPriority(DEFAULT_PRIORITY)
-                .fromApp(driverId)
-                .makePermanent()
-                .forTable(TMAC_TABLE).build();
-        ops = ops.add(rule);
-
-        selector.matchEthType(Ethernet.MPLS_UNICAST);
-        treatment.transition(MPLS_TABLE_0);
-        FlowRule rulempls = DefaultFlowRule.builder()
-                .forDevice(deviceId)
-                .withSelector(selector.build())
-                .withTreatment(treatment.build())
-                .withPriority(DEFAULT_PRIORITY)
-                .fromApp(driverId)
-                .makePermanent()
-                .forTable(TMAC_TABLE).build();
-        ops = ops.add(rulempls);
-
-        flowRuleService.apply(ops.build(new FlowRuleOperationsContext() {
-            @Override
-            public void onSuccess(FlowRuleOperations ops) {
-                log.info("Initialized tmac table");
-            }
-
-            @Override
-            public void onError(FlowRuleOperations ops) {
-                log.info("Failed to initialize tmac table");
-            }
-        }));
-    }
-
-    protected void processIpTable() {
-        //table miss entry
-        FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
-        TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
-        TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
-        selector.matchEthType(Ethernet.TYPE_IPV4);
-        selector.matchIPDst(IpPrefix.valueOf("2.0.0.0/16"));
-        treatment.deferred().group(new DefaultGroupId(0x20000001));
-        treatment.transition(ACL_TABLE);
-        FlowRule rule = DefaultFlowRule.builder()
-                .forDevice(deviceId)
-                .withSelector(selector.build())
-                .withTreatment(treatment.build())
-                .withPriority(30000)
-                .fromApp(driverId)
-                .makePermanent()
-                .forTable(UNICAST_ROUTING_TABLE).build();
-        ops =  ops.add(rule);
-        flowRuleService.apply(ops.build(new FlowRuleOperationsContext() {
-            @Override
-            public void onSuccess(FlowRuleOperations ops) {
-                log.info("Initialized IP table");
-            }
-
-            @Override
-            public void onError(FlowRuleOperations ops) {
-                log.info("Failed to initialize unicast IP table");
-            }
-        }));
-    }
-
-    protected void processAclTable() {
-        //table miss entry
-        FlowRuleOperations.Builder ops = FlowRuleOperations.builder();
-        TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
-        TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
-        selector.matchEthDst(MacAddress.valueOf("00:00:00:00:00:02"));
-        treatment.deferred().group(new DefaultGroupId(0x20000001));
-        FlowRule rule = DefaultFlowRule.builder()
-                .forDevice(deviceId)
-                .withSelector(selector.build())
-                .withTreatment(treatment.build())
-                .withPriority(60000)
-                .fromApp(driverId)
-                .makePermanent()
-                .forTable(ACL_TABLE).build();
-        ops =  ops.add(rule);
-        flowRuleService.apply(ops.build(new FlowRuleOperationsContext() {
-            @Override
-            public void onSuccess(FlowRuleOperations ops) {
-                log.info("Initialized Acl table");
-            }
-
-            @Override
-            public void onError(FlowRuleOperations ops) {
-                log.info("Failed to initialize Acl table");
-            }
-        }));
-    }
-
-    private void sendPackets() {
-        Ethernet eth = new Ethernet();
-        eth.setDestinationMACAddress("00:00:00:00:00:02");
-        eth.setSourceMACAddress("00:00:00:11:22:33");
-        eth.setVlanID((short) 100);
-        eth.setEtherType(Ethernet.MPLS_UNICAST);
-        MPLS mplsPkt = new MPLS();
-        mplsPkt.setLabel(255);
-        mplsPkt.setTtl((byte) 5);
-
-        IPv4 ipv4 = new IPv4();
-
-        ipv4.setDestinationAddress("4.0.5.6");
-        ipv4.setSourceAddress("1.0.2.3");
-        ipv4.setTtl((byte) 64);
-        ipv4.setChecksum((short) 0);
-
-        UDP udp = new UDP();
-        udp.setDestinationPort(666);
-        udp.setSourcePort(333);
-        udp.setPayload(new Data(new byte[]{(byte) 1, (byte) 2}));
-        udp.setChecksum((short) 0);
-
-        ipv4.setPayload(udp);
-        mplsPkt.setPayload(ipv4);
-        eth.setPayload(mplsPkt);
-
-        TrafficTreatment treatment = DefaultTrafficTreatment.builder()
-                .setOutput(PortNumber.portNumber(24))
-                .build();
-        OutboundPacket packet = new DefaultOutboundPacket(deviceId,
-                                                          treatment,
-                                                          ByteBuffer.wrap(eth.serialize()));
-
-
-        Ethernet eth2 = new Ethernet();
-        eth2.setDestinationMACAddress("00:00:00:00:00:02");
-        eth2.setSourceMACAddress("00:00:00:11:22:33");
-        eth2.setVlanID((short) 100);
-        eth2.setEtherType(Ethernet.TYPE_IPV4);
-
-        IPv4 ipv42 = new IPv4();
-        ipv42.setDestinationAddress("2.0.0.2");
-        ipv42.setSourceAddress("1.0.9.9");
-        ipv42.setTtl((byte) 64);
-        ipv42.setChecksum((short) 0);
-
-        UDP udp2 = new UDP();
-        udp2.setDestinationPort(999);
-        udp2.setSourcePort(333);
-        udp2.setPayload(new Data(new byte[]{(byte) 1, (byte) 2}));
-        udp2.setChecksum((short) 0);
-
-        ipv42.setPayload(udp2);
-        eth2.setPayload(ipv42);
-
-        TrafficTreatment treatment2 = DefaultTrafficTreatment.builder()
-                .setOutput(PortNumber.portNumber(26))
-                .build();
-        OutboundPacket packet2 = new DefaultOutboundPacket(deviceId,
-                                                          treatment2,
-                                                          ByteBuffer.wrap(eth2.serialize()));
-
-
-        log.info("Emitting packets now");
-        packetService.emit(packet);
-        packetService.emit(packet);
-        packetService.emit(packet2);
-        packetService.emit(packet);
-        packetService.emit(packet);
-        log.info("Done emitting packets");
-    }
-
-    private class InternalPacketProcessor implements PacketProcessor {
-
-        @Override
-        public void process(PacketContext context) {
-
-
-        }
     }
 
 }
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/OpenstackPipeline.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/OpenstackPipeline.java
new file mode 100644
index 00000000..7a92b4fa
--- /dev/null
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/OpenstackPipeline.java
@@ -0,0 +1,286 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.pipeline;
+
+import org.onlab.osgi.ServiceDirectory;
+import org.onlab.packet.Ethernet;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.CoreService;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.behaviour.Pipeliner;
+import org.onosproject.net.behaviour.PipelinerContext;
+import org.onosproject.net.flow.DefaultFlowRule;
+import org.onosproject.net.flow.DefaultTrafficSelector;
+import org.onosproject.net.flow.DefaultTrafficTreatment;
+import org.onosproject.net.flow.FlowRule;
+import org.onosproject.net.flow.FlowRuleOperations;
+import org.onosproject.net.flow.FlowRuleOperationsContext;
+import org.onosproject.net.flow.FlowRuleService;
+import org.onosproject.net.flow.TrafficSelector;
+import org.onosproject.net.flow.TrafficTreatment;
+import org.onosproject.net.flow.criteria.Criterion;
+import org.onosproject.net.flow.criteria.EthTypeCriterion;
+import org.onosproject.net.flow.criteria.UdpPortCriterion;
+import org.onosproject.net.flowobjective.FilteringObjective;
+import org.onosproject.net.flowobjective.FlowObjectiveStore;
+import org.onosproject.net.flowobjective.ForwardingObjective;
+import org.onosproject.net.flowobjective.NextObjective;
+import org.onosproject.net.flowobjective.Objective;
+import org.onosproject.net.flowobjective.ObjectiveError;
+import org.slf4j.Logger;
+
+import java.util.Collection;
+import java.util.Collections;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Driver for OpenstackSwitching.
+ */
+public class OpenstackPipeline extends DefaultSingleTablePipeline
+        implements Pipeliner {
+
+    private final Logger log = getLogger(getClass());
+    private CoreService coreService;
+    private ServiceDirectory serviceDirectory;
+    protected FlowObjectiveStore flowObjectiveStore;
+    protected DeviceId deviceId;
+    protected ApplicationId appId;
+    protected FlowRuleService flowRuleService;
+
+    protected static final int VNI_TABLE = 0;
+    protected static final int FORWARDING_TABLE = 1;
+
+    private static final int DROP_PRIORITY = 0;
+    private static final int TIME_OUT = 0;
+    private static final int DHCP_SERVER_PORT = 67;
+    private static final int DHCP_CLIENT_PORT = 68;
+
+
+    @Override
+    public void init(DeviceId deviceId, PipelinerContext context) {
+        super.init(deviceId, context);
+        this.serviceDirectory = context.directory();
+        this.deviceId = deviceId;
+
+        coreService = serviceDirectory.get(CoreService.class);
+        flowRuleService = serviceDirectory.get(FlowRuleService.class);
+        flowObjectiveStore = context.store();
+
+        appId = coreService.registerApplication(
+                "org.onosproject.driver.OpenstackPipeline");
+
+        initializePipeline();
+    }
+
+    @Override
+    public void filter(FilteringObjective filteringObjective) {
+        super.filter(filteringObjective);
+    }
+
+    @Override
+    public void next(NextObjective nextObjective) {
+        super.next(nextObjective);
+    }
+
+    @Override
+    public void forward(ForwardingObjective forwardingObjective) {
+        Collection<FlowRule> rules;
+        FlowRuleOperations.Builder flowOpsBuilder = FlowRuleOperations.builder();
+
+        rules = processForward(forwardingObjective);
+
+        switch (forwardingObjective.op()) {
+            case ADD:
+                rules.stream()
+                        .filter(rule -> rule != null)
+                        .forEach(flowOpsBuilder::add);
+                break;
+            case REMOVE:
+                rules.stream()
+                        .filter(rule -> rule != null)
+                        .forEach(flowOpsBuilder::remove);
+                break;
+            default:
+                fail(forwardingObjective, ObjectiveError.UNKNOWN);
+                log.warn("Unknown forwarding type {}");
+        }
+
+        flowRuleService.apply(flowOpsBuilder.build(new FlowRuleOperationsContext() {
+            @Override
+            public void onSuccess(FlowRuleOperations ops) {
+                pass(forwardingObjective);
+            }
+
+            @Override
+            public void onError(FlowRuleOperations ops) {
+                fail(forwardingObjective, ObjectiveError.FLOWINSTALLATIONFAILED);
+            }
+        }));
+    }
+
+    private void initializePipeline() {
+        processVNITable(true);
+        processForwardingTable(true);
+    }
+
+    private void processVNITable(boolean install) {
+        TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
+        TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
+
+        treatment.transition(FORWARDING_TABLE);
+
+        FlowRule flowRule = DefaultFlowRule.builder()
+                .forDevice(deviceId)
+                .withSelector(selector.build())
+                .withTreatment(treatment.build())
+                .withPriority(DROP_PRIORITY)
+                .fromApp(appId)
+                .makePermanent()
+                .forTable(VNI_TABLE)
+                .build();
+
+        applyRules(install, flowRule);
+    }
+
+    private void processForwardingTable(boolean install) {
+        TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
+        TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
+
+        treatment.drop();
+
+        FlowRule flowRule = DefaultFlowRule.builder()
+                .forDevice(deviceId)
+                .withSelector(selector.build())
+                .withTreatment(treatment.build())
+                .withPriority(DROP_PRIORITY)
+                .fromApp(appId)
+                .makePermanent()
+                .forTable(FORWARDING_TABLE)
+                .build();
+
+        applyRules(install, flowRule);
+    }
+
+    private void applyRules(boolean install, FlowRule flowRule) {
+        FlowRuleOperations.Builder flowOpsBuilder = FlowRuleOperations.builder();
+
+        flowOpsBuilder = install ? flowOpsBuilder.add(flowRule) : flowOpsBuilder.remove(flowRule);
+
+        flowRuleService.apply(flowOpsBuilder.build(new FlowRuleOperationsContext() {
+            @Override
+            public void onSuccess(FlowRuleOperations ops) {
+                log.debug("Provisioned vni or forwarding table");
+            }
+
+            @Override
+            public void onError(FlowRuleOperations ops) {
+                log.debug("Failed to privision vni or forwarding table");
+            }
+        }));
+    }
+
+    private Collection<FlowRule> processForward(ForwardingObjective forwardingObjective) {
+        switch (forwardingObjective.flag()) {
+            case SPECIFIC:
+                return processSpecific(forwardingObjective);
+            case VERSATILE:
+                return processVersatile(forwardingObjective);
+            default:
+                fail(forwardingObjective, ObjectiveError.UNKNOWN);
+                log.warn("Unknown forwarding flag {}", forwardingObjective.flag());
+        }
+        return Collections.emptySet();
+    }
+
+    private Collection<FlowRule> processVersatile(ForwardingObjective forwardingObjective) {
+        log.debug("Processing versatile forwarding objective");
+
+        FlowRule.Builder ruleBuilder = DefaultFlowRule.builder()
+                .forDevice(deviceId)
+                .withSelector(forwardingObjective.selector())
+                .withTreatment(forwardingObjective.treatment())
+                .withPriority(forwardingObjective.priority())
+                .fromApp(forwardingObjective.appId());
+
+        if (forwardingObjective.permanent()) {
+            ruleBuilder.makePermanent();
+        } else {
+            ruleBuilder.makeTemporary(TIME_OUT);
+        }
+
+        //ARP & DHCP Rule
+        EthTypeCriterion ethCriterion =
+                (EthTypeCriterion) forwardingObjective.selector().getCriterion(Criterion.Type.ETH_TYPE);
+        UdpPortCriterion udpPortCriterion = (UdpPortCriterion) forwardingObjective
+                .selector().getCriterion(Criterion.Type.UDP_DST);
+        if (ethCriterion != null) {
+            if (ethCriterion.ethType().toShort() == Ethernet.TYPE_ARP ||
+                    ethCriterion.ethType().toShort() == Ethernet.TYPE_LLDP) {
+                ruleBuilder.forTable(VNI_TABLE);
+                return Collections.singletonList(ruleBuilder.build());
+            } else if (udpPortCriterion != null && udpPortCriterion.udpPort().toInt() == DHCP_SERVER_PORT) {
+                ruleBuilder.forTable(VNI_TABLE);
+                return Collections.singletonList(ruleBuilder.build());
+            }
+        }
+        return Collections.emptySet();
+    }
+
+    private Collection<FlowRule> processSpecific(ForwardingObjective forwardingObjective) {
+        log.debug("Processing specific forwarding objective");
+
+        FlowRule.Builder ruleBuilder = DefaultFlowRule.builder()
+                .forDevice(deviceId)
+                .withSelector(forwardingObjective.selector())
+                .withTreatment(forwardingObjective.treatment())
+                .withPriority(forwardingObjective.priority())
+                .fromApp(forwardingObjective.appId());
+
+        if (forwardingObjective.permanent()) {
+            ruleBuilder.makePermanent();
+        } else {
+            ruleBuilder.makeTemporary(TIME_OUT);
+        }
+
+        //VNI Table Rule
+        if (forwardingObjective.selector().getCriterion(Criterion.Type.IN_PORT) != null) {
+            TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder();
+            forwardingObjective.treatment().allInstructions().forEach(tBuilder::add);
+            tBuilder.transition(FORWARDING_TABLE);
+            ruleBuilder.withTreatment(tBuilder.build());
+            ruleBuilder.forTable(VNI_TABLE);
+        } else {
+            ruleBuilder.forTable(FORWARDING_TABLE);
+        }
+
+        return Collections.singletonList(ruleBuilder.build());
+    }
+
+
+    private void pass(Objective obj) {
+        if (obj.context().isPresent()) {
+            obj.context().get().onSuccess(obj);
+        }
+    }
+
+    private void fail(Objective obj, ObjectiveError error) {
+        if (obj.context().isPresent()) {
+            obj.context().get().onError(obj, error);
+        }
+    }
+}
+
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/SpringOpenTTP.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/SpringOpenTTP.java
index 8ac5eec8..dba4557a 100644
--- a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/SpringOpenTTP.java
+++ b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/pipeline/SpringOpenTTP.java
@@ -287,24 +287,14 @@ public class SpringOpenTTP extends AbstractHandlerBehaviour
             case SIMPLE:
                 Collection<TrafficTreatment> treatments = nextObjective.next();
                 if (treatments.size() == 1) {
-                    TrafficTreatment treatment = treatments.iterator().next();
-                    GroupBucket bucket = DefaultGroupBucket
-                            .createIndirectGroupBucket(treatment);
-                    final GroupKey key = new DefaultGroupKey(
-                            appKryo.serialize(nextObjective
-                                    .id()));
-                    GroupDescription groupDescription = new DefaultGroupDescription(
-                            deviceId,
-                            GroupDescription.Type.INDIRECT,
-                            new GroupBuckets(
-                                    Collections.singletonList(bucket)),
-                            key,
-                            null,
-                            nextObjective.appId());
-                    log.debug("Creating SIMPLE group for next objective id {} "
-                            + "in dev:{}", nextObjective.id(), deviceId);
-                    pendingGroups.put(key, nextObjective);
-                    groupService.addGroup(groupDescription);
+                    // Spring Open TTP converts simple nextObjective to flow-actions
+                    // in a dummy group
+                    TrafficTreatment treatment = nextObjective.next().iterator().next();
+                    log.debug("Converting SIMPLE group for next objective id {} " +
+                            "to {} flow-actions in device:{}", nextObjective.id(),
+                            treatment.allInstructions().size(), deviceId);
+                    flowObjectiveStore.putNextGroup(nextObjective.id(),
+                                                    new SpringOpenGroup(null, treatment));
                 }
                 break;
             case HASHED:
@@ -624,8 +614,9 @@ public class SpringOpenTTP extends AbstractHandlerBehaviour
             if (next != null) {
                 SpringOpenGroup soGroup = appKryo.deserialize(next.data());
                 if (soGroup.dummy) {
-                    log.debug("Adding flow-actions for fwd. obj. {} "
-                            + "in dev: {}", fwd.id(), deviceId);
+                    log.debug("Adding {} flow-actions for fwd. obj. {} -> next:{} "
+                            + "in dev: {}", soGroup.treatment.allInstructions().size(),
+                            fwd.id(), fwd.nextId(), deviceId);
                     for (Instruction ins : soGroup.treatment.allInstructions()) {
                         treatmentBuilder.add(ins);
                     }
@@ -639,7 +630,8 @@ public class SpringOpenTTP extends AbstractHandlerBehaviour
                     }
                     treatmentBuilder.deferred().group(group.id());
                     log.debug("Adding OUTGROUP action to group:{} for fwd. obj. {} "
-                            + "in dev: {}", group.id(), fwd.id(), deviceId);
+                            + "for next:{} in dev: {}", group.id(), fwd.id(),
+                            fwd.nextId(), deviceId);
                 }
             } else {
                 log.warn("processSpecific: No associated next objective object");
@@ -705,10 +697,11 @@ public class SpringOpenTTP extends AbstractHandlerBehaviour
             if (next != null) {
                 SpringOpenGroup soGrp = appKryo.deserialize(next.data());
                 if (soGrp.dummy) {
-                    log.debug("Adding flow-actions for fwd. obj. {} "
-                            + "in dev: {}", fwd.id(), deviceId);
+                    log.debug("Adding {} flow-actions for fwd. obj. {} "
+                            + "in dev: {}", soGrp.treatment.allInstructions().size(),
+                            fwd.id(), deviceId);
                     for (Instruction ins : soGrp.treatment.allInstructions()) {
-                        treatmentBuilder.add(ins);
+                        treatmentBuilder.deferred().add(ins);
                     }
                 } else {
                     GroupKey key = soGrp.key;
@@ -773,6 +766,12 @@ public class SpringOpenTTP extends AbstractHandlerBehaviour
         return rules;
     }
 
+    /*
+     * Note: CpqD switches do not handle MPLS-related operation properly
+     * for a packet with VLAN tag. We pop VLAN here as a workaround.
+     * Side effect: HostService learns redundant hosts with same MAC but
+     * different VLAN. No known side effect on the network reachability.
+     */
     protected List<FlowRule> processEthDstFilter(EthCriterion ethCriterion,
                                        VlanIdCriterion vlanIdCriterion,
                                        FilteringObjective filt,
@@ -783,12 +782,6 @@ public class SpringOpenTTP extends AbstractHandlerBehaviour
             vlanIdCriterion = (VlanIdCriterion) Criteria.matchVlanId(assignedVlan);
         }
 
-        /*
-         * Note: CpqD switches do not handle MPLS-related operation properly
-         * for a packet with VLAN tag. We pop VLAN here as a workaround.
-         * Side effect: HostService learns redundant hosts with same MAC but
-         * different VLAN. No known side effect on the network reachability.
-         */
         List<FlowRule> rules = new ArrayList<>();
         TrafficSelector.Builder selectorIp = DefaultTrafficSelector
                 .builder();
diff --git a/framework/src/onos/drivers/src/main/resources/onos-drivers.xml b/framework/src/onos/drivers/src/main/resources/onos-drivers.xml
index a172c18b..2494e123 100644
--- a/framework/src/onos/drivers/src/main/resources/onos-drivers.xml
+++ b/framework/src/onos/drivers/src/main/resources/onos-drivers.xml
@@ -36,6 +36,10 @@
                    impl="org.onosproject.driver.extensions.NiciraExtensionTreatmentInterpreter" />
         <behaviour api="org.onosproject.net.behaviour.ExtensionTreatmentResolver"
                    impl="org.onosproject.driver.extensions.NiciraExtensionTreatmentInterpreter" />
+        <behaviour api="org.onosproject.openflow.controller.ExtensionSelectorInterpreter"
+                   impl="org.onosproject.driver.extensions.NiciraExtensionSelectorInterpreter" />
+        <behaviour api="org.onosproject.net.behaviour.ExtensionSelectorResolver"
+                   impl="org.onosproject.driver.extensions.NiciraExtensionSelectorInterpreter" />
     </driver>
     <!--This driver is for simulated NETCONF devices through of-config tool on top og OVSDB-->
     <driver name="ovs-netconf" extends="default"
@@ -70,6 +74,8 @@
             swVersion="LINC-OE OpenFlow Software Switch 1.1">
         <behaviour api="org.onosproject.openflow.controller.driver.OpenFlowSwitchDriver"
                    impl="org.onosproject.driver.handshaker.OfOpticalSwitchImplLinc13"/>
+        <behaviour api="org.onosproject.net.behaviour.LambdaQuery"
+                   impl="org.onosproject.driver.handshaker.OfOpticalSwitchImplLinc13"/>
     </driver>
     <driver name="corsa"
             manufacturer="Corsa" hwVersion="Corsa Element" swVersion="2.3.1">
@@ -131,6 +137,8 @@
             swVersion="ocs switch">
         <behaviour api="org.onosproject.openflow.controller.driver.OpenFlowSwitchDriver"
                    impl="org.onosproject.driver.handshaker.CalientFiberSwitchHandshaker"/>
+        <behaviour api="org.onosproject.net.behaviour.LambdaQuery"
+                   impl="org.onosproject.driver.handshaker.CalientFiberSwitchHandshaker"/>
     </driver>
     <driver name="onosfw" extends="ovs"
             manufacturer="" hwVersion="" swVersion="">
diff --git a/framework/src/onos/drivers/src/test/java/org/onosproject/driver/extensions/NiciraSetNshContextHeaderTest.java b/framework/src/onos/drivers/src/test/java/org/onosproject/driver/extensions/NiciraSetNshContextHeaderTest.java
new file mode 100644
index 00000000..45d6d941
--- /dev/null
+++ b/framework/src/onos/drivers/src/test/java/org/onosproject/driver/extensions/NiciraSetNshContextHeaderTest.java
@@ -0,0 +1,68 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.extensions;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+
+import org.junit.Test;
+import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
+
+import com.google.common.testing.EqualsTester;
+
+/**
+ * Unit tests for NiciraSetNshContextHeader class.
+ */
+public class NiciraSetNshContextHeaderTest {
+
+    final NiciraSetNshContextHeader nshCh1 = new NiciraSetNshContextHeader(10,
+                                                                           ExtensionTreatmentType.
+                                                                           ExtensionTreatmentTypes.
+                                                                           NICIRA_SET_NSH_CH1.type());
+    final NiciraSetNshContextHeader sameAsNshCh1 = new NiciraSetNshContextHeader(10,
+                                                                                 ExtensionTreatmentType.
+                                                                                 ExtensionTreatmentTypes.
+                                                                                 NICIRA_SET_NSH_CH1.type());
+    final NiciraSetNshContextHeader nshCh2 = new NiciraSetNshContextHeader(20,
+                                                                           ExtensionTreatmentType.
+                                                                           ExtensionTreatmentTypes.
+                                                                           NICIRA_SET_NSH_CH1.type());
+
+    /**
+     * Checks the operation of equals() methods.
+     */
+    @Test
+    public void testEquals() {
+        new EqualsTester().addEqualityGroup(nshCh1, sameAsNshCh1).addEqualityGroup(nshCh2).testEquals();
+    }
+
+    /**
+     * Checks the construction of a NiciraSetNshSi object.
+     */
+    @Test
+    public void testConstruction() {
+        final NiciraSetNshContextHeader niciraSetNshCh = new NiciraSetNshContextHeader(10,
+                                                                                       ExtensionTreatmentType.
+                                                                                       ExtensionTreatmentTypes.
+                                                                                       NICIRA_SET_NSH_CH1.type());
+        assertThat(niciraSetNshCh, is(notNullValue()));
+        assertThat(niciraSetNshCh.nshCh(), is(10));
+        assertThat(niciraSetNshCh.type(), is(ExtensionTreatmentType.
+                                             ExtensionTreatmentTypes.
+                                             NICIRA_SET_NSH_CH1.type()));
+    }
+}
diff --git a/framework/src/onos/drivers/src/test/java/org/onosproject/driver/extensions/NiciraSetNshSiTest.java b/framework/src/onos/drivers/src/test/java/org/onosproject/driver/extensions/NiciraSetNshSiTest.java
new file mode 100644
index 00000000..8541e9f0
--- /dev/null
+++ b/framework/src/onos/drivers/src/test/java/org/onosproject/driver/extensions/NiciraSetNshSiTest.java
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.extensions;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+
+import org.junit.Test;
+
+import com.google.common.testing.EqualsTester;
+
+/**
+ * Unit tests for NiciraSetNshSi class.
+ */
+public class NiciraSetNshSiTest {
+
+    final NiciraSetNshSi nshSi1 = new NiciraSetNshSi((byte) 10);
+    final NiciraSetNshSi sameAsNshSi1 = new NiciraSetNshSi((byte) 10);
+    final NiciraSetNshSi nshSi2 = new NiciraSetNshSi((byte) 20);
+
+    /**
+     * Checks the operation of equals() methods.
+     */
+    @Test
+    public void testEquals() {
+        new EqualsTester().addEqualityGroup(nshSi1, sameAsNshSi1).addEqualityGroup(nshSi2).testEquals();
+    }
+
+    /**
+     * Checks the construction of a NiciraSetNshSi object.
+     */
+    @Test
+    public void testConstruction() {
+        final NiciraSetNshSi niciraSetNshSi = new NiciraSetNshSi((byte) 15);
+        assertThat(niciraSetNshSi, is(notNullValue()));
+        assertThat(niciraSetNshSi.nshSi(), is((byte) 15));
+    }
+}
diff --git a/framework/src/onos/drivers/src/test/java/org/onosproject/driver/extensions/NiciraSetNshSpiTest.java b/framework/src/onos/drivers/src/test/java/org/onosproject/driver/extensions/NiciraSetNshSpiTest.java
new file mode 100644
index 00000000..197e3bf9
--- /dev/null
+++ b/framework/src/onos/drivers/src/test/java/org/onosproject/driver/extensions/NiciraSetNshSpiTest.java
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.extensions;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+
+import org.junit.Test;
+
+import com.google.common.testing.EqualsTester;
+
+/**
+ * Unit tests for NiciraSetNshSpi class.
+ */
+public class NiciraSetNshSpiTest {
+
+    final NiciraSetNshSpi nshSpi1 = new NiciraSetNshSpi(10);
+    final NiciraSetNshSpi sameAsNshSpi1 = new NiciraSetNshSpi(10);
+    final NiciraSetNshSpi nshSpi2 = new NiciraSetNshSpi(20);
+
+    /**
+     * Checks the operation of equals() methods.
+     */
+    @Test
+    public void testEquals() {
+        new EqualsTester().addEqualityGroup(nshSpi1, sameAsNshSpi1).addEqualityGroup(nshSpi2).testEquals();
+    }
+
+    /**
+     * Checks the construction of a NiciraSetNshSpi object.
+     */
+    @Test
+    public void testConstruction() {
+        final NiciraSetNshSpi niciraSetNshSpi = new NiciraSetNshSpi(10);
+        assertThat(niciraSetNshSpi, is(notNullValue()));
+        assertThat(niciraSetNshSpi.nshSpi(), is(10));
+    }
+}
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/config/basics/InterfaceConfig.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/config/basics/InterfaceConfig.java
index 9f2d4105..5246f313 100644
--- a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/config/basics/InterfaceConfig.java
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/config/basics/InterfaceConfig.java
@@ -28,6 +28,7 @@ import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.config.Config;
 import org.onosproject.net.host.InterfaceIpAddress;
 
+import java.util.Iterator;
 import java.util.Set;
 
 /**
@@ -35,6 +36,7 @@ import java.util.Set;
  */
 @Beta
 public class InterfaceConfig extends Config<ConnectPoint> {
+    public static final String NAME = "name";
     public static final String IPS = "ips";
     public static final String MAC = "mac";
     public static final String VLAN = "vlan";
@@ -52,6 +54,8 @@ public class InterfaceConfig extends Config<ConnectPoint> {
 
         try {
             for (JsonNode intfNode : array) {
+                String name = intfNode.path(NAME).asText(null);
+
                 Set<InterfaceIpAddress> ips = getIps(intfNode);
 
                 String mac = intfNode.path(MAC).asText();
@@ -59,7 +63,7 @@ public class InterfaceConfig extends Config<ConnectPoint> {
 
                 VlanId vlan = getVlan(intfNode);
 
-                interfaces.add(new Interface(subject, ips, macAddr, vlan));
+                interfaces.add(new Interface(name, subject, ips, macAddr, vlan));
             }
         } catch (IllegalArgumentException e) {
             throw new ConfigException(CONFIG_VALUE_ERROR, e);
@@ -76,6 +80,8 @@ public class InterfaceConfig extends Config<ConnectPoint> {
     public void addInterface(Interface intf) {
         ObjectNode intfNode = array.addObject();
 
+        intfNode.put(NAME, intf.name());
+
         if (intf.mac() != null) {
             intfNode.put(MAC, intf.mac().toString());
         }
@@ -92,12 +98,14 @@ public class InterfaceConfig extends Config<ConnectPoint> {
     /**
      * Removes an interface from the config.
      *
-     * @param intf interface to remove
+     * @param name name of the interface to remove
      */
-    public void removeInterface(Interface intf) {
-        for (int i = 0; i < array.size(); i++) {
-            if (intf.vlan().equals(getVlan(node))) {
-                array.remove(i);
+    public void removeInterface(String name) {
+        Iterator<JsonNode> it = array.iterator();
+        while (it.hasNext()) {
+            JsonNode node = it.next();
+            if (node.path(NAME).asText().equals(name)) {
+                it.remove();
                 break;
             }
         }
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/Alarm.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/Alarm.java
new file mode 100644
index 00000000..765fbfef
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/Alarm.java
@@ -0,0 +1,211 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+import org.onosproject.net.DeviceId;
+
+/**
+ * Representation of an Alarm. At a given instant there can be only one alarm
+ * with the same deviceId + description + source combination.
+ */
+public interface Alarm {
+
+    /**
+     * Returns the unique alarm id within this ONOS instance.
+     *
+     * @return alarm identifier
+     */
+    AlarmId id();
+
+    /**
+     * The device to which this alarm is related.
+     *
+     * @return a device id
+     */
+    DeviceId deviceId();
+
+    /**
+     * Returns a description of alarm.
+     * <p>
+     * It may encapsulate Event Type as described by ITU Recommendation X.736
+     * ITU, Quoting https://tools.ietf.org/html/rfc3877 these include: other,
+     * communicationsAlarm, qualityOfServiceAlarm, processingErrorAlarm,
+     * equipmentAlarm, environmentalAlarm, integrityViolation,
+     * operationalViolation, physicalViolation,
+     * securityServiceOrMechanismViolation, timeDomainViolation
+     * <p>
+     * It may encapsulate Probable Cause as described by ITU Recommendation
+     * X.736 ITU, Quoting
+     * https://www.iana.org/assignments/ianaitualarmtc-mib/ianaitualarmtc-mib
+     * these include : aIS, callSetUpFailure, degradedSignal,
+     * farEndReceiverFailure, framingError, and hundreds more constants.
+     * <p>
+     * It may encapsulate a vendor-specific description of the underlying fault.
+     *
+     * @return description of alarm
+     */
+    String description();
+
+    /**
+     * Returns an entity within the context of this alarm's device. It may be
+     * null if deviceId sufficiently identifies the location. As an example, the
+     * source may indicate a port number
+     *
+     * @return source of alarm within the alarm's referenced Device.
+     */
+    AlarmEntityId source();
+
+    /**
+     * Returns the time when raised.
+     *
+     * @return time when raised, in milliseconds since start of epoch
+     */
+    long timeRaised();
+
+    /**
+     * Returns time at which the alarm was updated most recently, due to some
+     * change in the device, or ONOS. If the alarm has been cleared, this is the
+     * time at which the alarm was cleared.
+     *
+     * @return time when last updated, in milliseconds since start of epoch
+     */
+    long timeUpdated();
+
+    /**
+     * Returns the time when cleared. Null indicated no clear time, i.e. the
+     * alarm is still active.
+     *
+     * @return time when cleared, in milliseconds since start of epoch or null
+     * if uncleared.
+     */
+    Long timeCleared();
+
+    /**
+     * Returns the severity. Note, that cleared alarms may have EITHER
+     * SeverityLevel = CLEARED, or may be not present; both scenarios should be
+     * handled.
+     *
+     * @return severity of the alarm
+     */
+    SeverityLevel severity();
+
+    /**
+     * Returns true if alarm is service affecting Note: Whilst X.733 combines
+     * service-affecting state with severity (where severities of critical and
+     * major are deemed service-affecting) ONOS keeps these attributes separate.
+     *
+     * @return whether service affecting (true indicates it is)
+     */
+    boolean serviceAffecting();
+
+    /**
+     * Returns a flag to indicate if this alarm has been acknowledged. All
+     * alarms are unacknowledged until and unless an ONOS user takes action to
+     * indicate so.
+     *
+     * @return whether alarm is currently acknowledged (true indicates it is)
+     */
+    boolean acknowledged();
+
+    /**
+     * Returns a flag to indicate if this alarm is manually-cleared by a user action within ONOS. Some stateless events
+     * e.g. backup-failure or upgrade-failure, may be mapped by ONOS to alarms, and these may be deemed manually-
+     * clearable. The more typical case is that an alarm represents a persistent fault on or related to a device and
+     * such alarms are never manually clearable, i.e. a configuration or operational state must occur for the alarm to
+     * clear.
+     *
+     * @return whether it may be cleared by a user action (true indicates it is)
+     */
+    boolean manuallyClearable();
+
+    /**
+     * Returns the user to whom this alarm is assigned; this is for future use
+     * and always returns null in this release. It is anticipated that in future ONOS
+     * releases, the existing JAAS user/key/role configuration will be extended
+     * to include a mechanism whereby some groups of users may allocate alarms
+     * to other users for bookkeeping and administrative purposes, and that ONOS
+     * will additionally provide a REST based mechanism, to retrieve from JAAS,
+     * the set of users to whom alarm assignment is possible for the current
+     * user.
+     *
+     * @return the assigned user; always null in this release.
+     */
+    String assignedUser();
+
+    /**
+     * Represents the severity level on an alarm, as per ITU-T X.733
+     * specifications.
+     * <p>
+     * The precedence is as follows for : Critical &gt; Major &gt; Minor &gt; Warning.
+     */
+    enum SeverityLevel {
+
+        /**
+         * From X.733: This indicates the clearing of one or more previously
+         * reported alarms. This alarm clears all alarms for this managed object
+         * that have the same Alarm type, Probable cause and Specific problems
+         * (if given). Multiple associated notifications may be cleared by using
+         * the Correlated notifications parameter (defined below). This
+         * Recommendation | International Standard does not require that the
+         * clearing of previously reported alarms be reported. Therefore, a
+         * managing system cannot assume that the absence of an alarm with the
+         * Cleared severity level means that the condition that caused the
+         * generation of previous alarms is still present. Managed object
+         * definers shall state if, and under which conditions, the Cleared
+         * severity level is used.
+         */
+        CLEARED,
+        /**
+         * From X.733: This indicates that the severity level cannot be
+         * determined.
+         */
+        INDETERMINATE,
+        /**
+         * From X.733: This indicates that a service affecting condition has
+         * occurred and an immediate corrective action is required. Such a
+         * severity can be reported, for example, when a managed object becomes
+         * totally out of service and its capability must be restored.
+         */
+        CRITICAL,
+        /**
+         * X.733 definition: This indicates that a service affecting condition
+         * has developed and an urgent corrective action is required. Such a
+         * severity can be reported, for example, when there is a severe
+         * degradation in the capability of the managed object and its full
+         * capability must be restored.
+         */
+        MAJOR,
+        /**
+         * From X.733: This indicates the existence of a non-service affecting
+         * fault condition and that corrective action should be taken in order
+         * to prevent a more serious (for example, service affecting) fault.
+         * Such a severity can be reported, for example, when the detected alarm
+         * condition is not currently degrading the capacity of the managed
+         * object.
+         */
+        MINOR,
+        /**
+         * From X.733: This indicates the detection of a potential or impending
+         * service affecting fault, before any significant effects have been
+         * felt. Action should be taken to further diagnose (if necessary) and
+         * correct the problem in order to prevent it from becoming a more
+         * serious service affecting fault.
+         */
+        WARNING;
+
+    }
+
+}
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmEntityId.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmEntityId.java
new file mode 100644
index 00000000..5bf86749
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmEntityId.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+import static com.google.common.base.Preconditions.checkArgument;
+import com.google.common.collect.ImmutableSet;
+import java.net.URI;
+import java.util.Objects;
+import java.util.Set;
+
+/**
+ * Immutable representation of a alarm source. It is meaningful within the
+ * context of a device.
+ */
+public final class AlarmEntityId {
+
+    public static final AlarmEntityId NONE = new AlarmEntityId(URI.create("none:none"));
+    public static final Set<String> SCHEMES = ImmutableSet.of("none", "port", "och", "other");
+
+    private final URI uri;
+
+    private AlarmEntityId(final URI uri) {
+        this.uri = uri;
+    }
+
+    protected AlarmEntityId() {
+        uri = NONE.uri;
+    }
+
+    public static AlarmEntityId alarmEntityId(final String string) {
+        return alarmEntityId(URI.create(string));
+    }
+
+    public static AlarmEntityId alarmEntityId(final URI uri) {
+        checkArgument(SCHEMES.contains(uri.getScheme()), "Unexpected scheme");
+        return new AlarmEntityId(uri);
+    }
+
+    @Override
+    public String toString() {
+        return uri.toString();
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(uri);
+
+    }
+
+    @Override
+    public boolean equals(final Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof AlarmEntityId) {
+            final AlarmEntityId other = (AlarmEntityId) obj;
+            return Objects.equals(this.uri, other.uri);
+        }
+        return false;
+    }
+
+}
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmEvent.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmEvent.java
new file mode 100644
index 00000000..bbbd993e
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmEvent.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+import org.onosproject.event.AbstractEvent;
+
+/**
+ * Entity that represents Alarm events.
+ */
+public class AlarmEvent extends AbstractEvent<AlarmEvent.Type, Alarm> {
+
+
+    /**
+     * Creates an event of a given type and for the specified alarm and the
+     * current time.
+     *
+     * @param type  topology event type
+     * @param alarm the alarm
+     */
+    public AlarmEvent(Type type, Alarm alarm) {
+        super(type, alarm);
+    }
+
+    /**
+     * Creates an event of a given type and for the specified alarm and time.
+     *
+     * @param type  link event type
+     * @param alarm the alarm
+     * @param time  occurrence time
+     */
+    public AlarmEvent(Type type, Alarm alarm,
+                      long time) {
+        super(type, alarm, time);
+    }
+
+    /**
+     * Type of alarm events.
+     */
+    public enum Type {
+        /**
+         * A Raised Alarm.
+         */
+        RAISE,
+
+        /**
+         * A Cleared Alarm.
+         */
+        CLEAR
+    }
+
+
+}
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmId.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmId.java
new file mode 100644
index 00000000..e0107f87
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmId.java
@@ -0,0 +1,84 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+import com.google.common.annotations.Beta;
+
+import java.util.Objects;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+/**
+ * Alarm identifier suitable as an external key.
+ * <p>
+ * This class is immutable.</p>
+ */
+@Beta
+public final class AlarmId {
+
+    private final long id;
+
+    /**
+     * Instantiates a new Alarm id.
+     *
+     * @param id the id
+     */
+    public AlarmId(final long id) {
+        this.id = id;
+    }
+
+    /**
+     * Creates an alarm identifier from the specified long representation.
+     *
+     * @param value long value
+     * @return intent identifier
+     */
+    public static AlarmId valueOf(final long value) {
+        return new AlarmId(value);
+    }
+
+    /**
+     * Returns the backing integer index.
+     *
+     * @return backing integer index
+     */
+    public long fingerprint() {
+        return id;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id);
+    }
+
+    @Override
+    public boolean equals(final Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof AlarmId) {
+            final AlarmId other = (AlarmId) obj;
+            return Objects.equals(this.id, other.id);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this).add("id", id).toString();
+    }
+
+}
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmListener.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmListener.java
new file mode 100644
index 00000000..c5e82ba5
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmListener.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+import org.onosproject.event.EventListener;
+
+
+/**
+ * Entity capable of receiving Alarm related events.
+ */
+public interface AlarmListener extends EventListener<AlarmEvent> {
+}
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmProvider.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmProvider.java
new file mode 100644
index 00000000..82bcda2a
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmProvider.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.provider.Provider;
+
+/**
+ * Abstraction of a Alarm provider.
+ */
+public interface AlarmProvider extends Provider {
+
+    /**
+     * Triggers an asynchronous discovery of the alarms on the specified device,
+     * intended to refresh internal alarm model for the device. An indirect
+     * result of this should be invocation of
+     * {@link org.onosproject.incubator.net.faultmanagement.alarm.AlarmProviderService#updateAlarmList} )}
+     * at some later point in time.
+     *
+     * @param deviceId ID of device to be probed
+     */
+    void triggerProbe(DeviceId deviceId);
+
+}
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmProviderRegistry.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmProviderRegistry.java
new file mode 100644
index 00000000..618298c0
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmProviderRegistry.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+
+import org.onosproject.net.provider.ProviderRegistry;
+
+/**
+ * Abstraction of a alarm provider registry.
+ */
+public interface AlarmProviderRegistry extends ProviderRegistry<AlarmProvider, AlarmProviderService> {
+}
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmProviderService.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmProviderService.java
new file mode 100644
index 00000000..727aa281
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmProviderService.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.provider.ProviderService;
+
+import java.util.Collection;
+
+/**
+ * The interface Alarm provider service.
+ */
+public interface AlarmProviderService extends ProviderService<AlarmProvider> {
+
+    /**
+     * Sends active alarm list for a device.
+     *
+     * @param deviceId identity of the device
+     * @param alarms   list of device alarms
+     */
+    void updateAlarmList(DeviceId deviceId, Collection<Alarm> alarms);
+
+}
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmService.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmService.java
new file mode 100644
index 00000000..03c0c7b1
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmService.java
@@ -0,0 +1,121 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+import com.google.common.annotations.Beta;
+//import org.onosproject.event.ListenerService;
+
+import java.util.Set;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DeviceId;
+
+/**
+ * Service for interacting with the alarm handling of devices. Unless stated
+ * otherwise method return active AND recently-cleared alarms.
+ */
+@Beta
+public interface AlarmService {
+// extends ListenerService<AlarmEvent, AlarmListener> {
+
+    /**
+     * Alarm should be updated in ONOS's internal representation; only
+     * administration/book-keeping fields may be updated. Attempting to update
+     * fields which are mapped directly from device is prohibited.
+     *
+     * @param replacement alarm with updated book-keeping fields
+     * @return updated alarm (including any recent device derived changes)
+
+     * @throws java.lang.IllegalStateException if attempt to update not allowed
+     * fields.
+     */
+    Alarm update(Alarm replacement);
+
+    /**
+     * Returns the number of ACTIVE alarms on a device.
+     *
+     * @param deviceId the device
+     * @return number of alarms
+     */
+    int getActiveAlarmCount(DeviceId deviceId);
+
+    /**
+     * Returns the alarm with the specified identifier.
+     *
+     * @param alarmId alarm identifier
+     * @return alarm or null if one with the given identifier is not known
+     */
+    Alarm getAlarm(AlarmId alarmId);
+
+    /**
+     * Returns all of the alarms.
+     *
+     * @return the alarms
+     */
+    Set<Alarm> getAlarms();
+
+    /**
+     * Returns all of the ACTIVE alarms. Recently cleared alarms excluded.
+     *
+     * @return the alarms
+     */
+    Set<Alarm> getActiveAlarms();
+
+    /**
+     * Returns the alarms with the specified severity.
+     *
+     * @param severity the alarm severity
+     * @return the active alarms with a particular severity
+     */
+    Set<Alarm> getAlarms(Alarm.SeverityLevel severity);
+
+    /**
+     * Returns the alarm for a given device, regardless of source within that
+     * device.
+     *
+     * @param deviceId the device
+     * @return the alarms
+     */
+    Set<Alarm> getAlarms(DeviceId deviceId);
+
+    /**
+     * Returns the alarm for a given device and source.
+     *
+     * @param deviceId the device
+     * @param source the source within the device
+     * @return the alarms
+     */
+    Set<Alarm> getAlarms(DeviceId deviceId, AlarmEntityId source);
+
+    /**
+     * Returns the alarm affecting a given link.
+     *
+     * @param src one end of the link
+     * @param dst one end of the link
+     * @return the alarms
+     */
+    Set<Alarm> getAlarmsForLink(ConnectPoint src, ConnectPoint dst);
+
+    /**
+     * Returns the alarm affecting a given flow.
+     *
+     * @param deviceId the device
+     * @param flowId the flow
+     * @return the alarms
+     */
+    Set<Alarm> getAlarmsForFlow(DeviceId deviceId, long flowId);
+
+// Support retrieving alarms affecting other ONOS entity types may be added in future release
+}
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/DefaultAlarm.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/DefaultAlarm.java
new file mode 100644
index 00000000..afa366ad
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/DefaultAlarm.java
@@ -0,0 +1,309 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+import org.onosproject.net.DeviceId;
+
+import java.util.Objects;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Default implementation of an alarm.
+ */
+public final class DefaultAlarm implements Alarm {
+
+    private final AlarmId id;
+
+    private final DeviceId deviceId;
+    private final String description;
+    private final AlarmEntityId source;
+    private final long timeRaised;
+    private final long timeUpdated;
+    private final Long timeCleared;
+    private final SeverityLevel severity;
+    private final boolean isServiceAffecting;
+    private final boolean isAcknowledged;
+    private final boolean isManuallyClearable;
+    private final String assignedUser;
+
+    /**
+     * Instantiates a new Default alarm.
+     *
+     * @param id the id
+     * @param deviceId the device id
+     * @param description the description
+     * @param source the source, null indicates none.
+     * @param timeRaised the time raised.
+     * @param timeUpdated the time last updated.
+     * @param timeCleared the time cleared, null indicates uncleared.
+     * @param severity the severity
+     * @param isServiceAffecting the service affecting
+     * @param isAcknowledged the acknowledged
+     * @param isManuallyClearable the manually clearable
+     * @param assignedUser the assigned user, `null` indicates none.
+     */
+    private DefaultAlarm(final AlarmId id,
+            final DeviceId deviceId,
+            final String description,
+            final AlarmEntityId source,
+            final long timeRaised,
+            final long timeUpdated,
+            final Long timeCleared,
+            final SeverityLevel severity,
+            final boolean isServiceAffecting,
+            final boolean isAcknowledged,
+            final boolean isManuallyClearable,
+            final String assignedUser) {
+        this.id = id;
+        this.deviceId = deviceId;
+        this.description = description;
+        this.source = source;
+        this.timeRaised = timeRaised;
+        this.timeUpdated = timeUpdated;
+        this.timeCleared = timeCleared;
+        this.severity = severity;
+        this.isServiceAffecting = isServiceAffecting;
+        this.isAcknowledged = isAcknowledged;
+        this.isManuallyClearable = isManuallyClearable;
+        this.assignedUser = assignedUser;
+    }
+
+    @Override
+    public AlarmId id() {
+        return id;
+    }
+
+    @Override
+    public DeviceId deviceId() {
+        return deviceId;
+    }
+
+    @Override
+    public String description() {
+        return description;
+    }
+
+    @Override
+    public AlarmEntityId source() {
+        return source;
+    }
+
+    @Override
+    public long timeRaised() {
+        return timeRaised;
+    }
+
+    @Override
+    public long timeUpdated() {
+        return timeUpdated;
+    }
+
+    @Override
+    public Long timeCleared() {
+        return timeCleared;
+    }
+
+    @Override
+    public SeverityLevel severity() {
+        return severity;
+    }
+
+    @Override
+    public boolean serviceAffecting() {
+        return isServiceAffecting;
+    }
+
+    @Override
+    public boolean acknowledged() {
+        return isAcknowledged;
+    }
+
+    @Override
+    public boolean manuallyClearable() {
+        return isManuallyClearable;
+    }
+
+    @Override
+    public String assignedUser() {
+        return assignedUser;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id, deviceId, description,
+                source, timeRaised, timeUpdated, timeCleared, severity,
+                isServiceAffecting, isAcknowledged,
+                isManuallyClearable, assignedUser);
+    }
+
+    @Override
+    public boolean equals(final Object obj) {
+        if (obj == null) {
+            return false;
+        }
+        if (getClass() != obj.getClass()) {
+            return false;
+        }
+        final DefaultAlarm other = (DefaultAlarm) obj;
+        if (!Objects.equals(this.id, other.id)) {
+            return false;
+        }
+        if (!Objects.equals(this.deviceId, other.deviceId)) {
+            return false;
+        }
+        if (!Objects.equals(this.description, other.description)) {
+            return false;
+        }
+        if (!Objects.equals(this.source, other.source)) {
+            return false;
+        }
+        if (this.timeRaised != other.timeRaised) {
+            return false;
+        }
+        if (this.timeUpdated != other.timeUpdated) {
+            return false;
+        }
+        if (!Objects.equals(this.timeCleared, other.timeCleared)) {
+            return false;
+        }
+        if (this.severity != other.severity) {
+            return false;
+        }
+        if (this.isServiceAffecting != other.isServiceAffecting) {
+            return false;
+        }
+        if (this.isAcknowledged != other.isAcknowledged) {
+            return false;
+        }
+        if (this.isManuallyClearable != other.isManuallyClearable) {
+            return false;
+        }
+        if (!Objects.equals(this.assignedUser, other.assignedUser)) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("id", id)
+                .add("deviceId", deviceId)
+                .add("description", description)
+                .add("source", source)
+                .add("timeRaised", timeRaised)
+                .add("timeUpdated", timeUpdated)
+                .add("timeCleared", timeCleared)
+                .add("severity", severity)
+                .add("serviceAffecting", isServiceAffecting)
+                .add("acknowledged", isAcknowledged)
+                .add("manuallyClearable", isManuallyClearable)
+                .add("assignedUser", assignedUser)
+                .toString();
+    }
+
+    public static class Builder {
+
+        // Manadatory fields ..
+        private final AlarmId id;
+        private final DeviceId deviceId;
+        private final String description;
+        private final SeverityLevel severity;
+        private final long timeRaised;
+
+        // Optional fields ..
+        private AlarmEntityId source = AlarmEntityId.NONE;
+        private long timeUpdated;
+        private Long timeCleared = null;
+        private boolean isServiceAffecting = false;
+        private boolean isAcknowledged = false;
+        private boolean isManuallyClearable = false;
+        private String assignedUser = null;
+
+        public Builder(final Alarm alarm) {
+            this(alarm.id(), alarm.deviceId(), alarm.description(), alarm.severity(), alarm.timeRaised());
+            this.source = AlarmEntityId.NONE;
+            this.timeUpdated = alarm.timeUpdated();
+            this.timeCleared = alarm.timeCleared();
+            this.isServiceAffecting = alarm.serviceAffecting();
+            this.isAcknowledged = alarm.acknowledged();
+            this.isManuallyClearable = alarm.manuallyClearable();
+            this.assignedUser = alarm.assignedUser();
+
+        }
+
+        public Builder(final AlarmId id, final DeviceId deviceId,
+                final String description, final SeverityLevel severity, final long timeRaised) {
+            super();
+            this.id = id;
+            this.deviceId = deviceId;
+            this.description = description;
+            this.severity = severity;
+            this.timeRaised = timeRaised;
+            // Unless specified time-updated is same as raised.
+            this.timeUpdated = timeRaised;
+        }
+
+        public Builder forSource(final AlarmEntityId source) {
+            this.source = source;
+            return this;
+        }
+
+        public Builder withTimeUpdated(final long timeUpdated) {
+            this.timeUpdated = timeUpdated;
+            return this;
+        }
+
+        public Builder withTimeCleared(final Long timeCleared) {
+            this.timeCleared = timeCleared;
+            return this;
+        }
+
+        public Builder withServiceAffecting(final boolean isServiceAffecting) {
+            this.isServiceAffecting = isServiceAffecting;
+            return this;
+        }
+
+        public Builder withAcknowledged(final boolean isAcknowledged) {
+            this.isAcknowledged = isAcknowledged;
+            return this;
+        }
+
+        public Builder withManuallyClearable(final boolean isManuallyClearable) {
+            this.isManuallyClearable = isManuallyClearable;
+            return this;
+        }
+
+        public Builder withAssignedUser(final String assignedUser) {
+            this.assignedUser = assignedUser;
+            return this;
+        }
+
+        public DefaultAlarm build() {
+            checkNotNull(id, "Must specify an alarm id");
+            checkNotNull(deviceId, "Must specify a device");
+            checkNotNull(description, "Must specify a description");
+            checkNotNull(timeRaised, "Must specify a time raised");
+            checkNotNull(timeUpdated, "Must specify a time updated");
+            checkNotNull(severity, "Must specify a severity");
+
+            return new DefaultAlarm(id, deviceId, description, source, timeRaised, timeUpdated, timeCleared,
+                    severity, isServiceAffecting, isAcknowledged, isManuallyClearable, assignedUser);
+        }
+    }
+}
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/package-info.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/package-info.java
new file mode 100644
index 00000000..b2b8ec9f
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/faultmanagement/alarm/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/**
+ * Abstractions for interacting with alarms. An alarm is a persistent indication
+ * of a fault that clears only when the triggering condition has been resolved.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/intf/Interface.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/intf/Interface.java
index b9d3eadf..e2109689 100644
--- a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/intf/Interface.java
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/intf/Interface.java
@@ -30,11 +30,13 @@ import static com.google.common.base.Preconditions.checkNotNull;
 
 /**
  * An Interface maps network configuration information (such as addresses and
- * vlans) to a port in the network. This is considered a L2/L3 network
- * interface.
+ * vlans) to a port in the network.
  */
 @Beta
 public class Interface {
+    public static final String NO_INTERFACE_NAME = "";
+
+    private final String name;
     private final ConnectPoint connectPoint;
     private final Set<InterfaceIpAddress> ipAddresses;
     private final MacAddress macAddress;
@@ -43,14 +45,16 @@ public class Interface {
     /**
      * Creates new Interface with the provided configuration.
      *
+     * @param name name of the interface
      * @param connectPoint the connect point this interface maps to
      * @param ipAddresses Set of IP addresses
      * @param macAddress MAC address
      * @param vlan VLAN ID
      */
-    public Interface(ConnectPoint connectPoint,
+    public Interface(String name, ConnectPoint connectPoint,
                      Set<InterfaceIpAddress> ipAddresses,
                      MacAddress macAddress, VlanId vlan) {
+        this.name = name == null ? NO_INTERFACE_NAME : name;
         this.connectPoint = checkNotNull(connectPoint);
         this.ipAddresses = ipAddresses == null ? Sets.newHashSet() : ipAddresses;
         this.macAddress = macAddress == null ? MacAddress.NONE : macAddress;
@@ -58,6 +62,29 @@ public class Interface {
     }
 
     /**
+     * Creates new Interface with the provided configuration.
+     *
+     * @param connectPoint the connect point this interface maps to
+     * @param ipAddresses Set of IP addresses
+     * @param macAddress MAC address
+     * @param vlan VLAN ID
+     */
+    public Interface(ConnectPoint connectPoint,
+                     Set<InterfaceIpAddress> ipAddresses,
+                     MacAddress macAddress, VlanId vlan) {
+        this(NO_INTERFACE_NAME, connectPoint, ipAddresses, macAddress, vlan);
+    }
+
+    /**
+     * Retrieves the name of the interface.
+     *
+     * @return name
+     */
+    public String name() {
+        return name;
+    }
+
+    /**
      * Retrieves the connection point that this interface maps to.
      *
      * @return the connection point
@@ -101,7 +128,8 @@ public class Interface {
 
         Interface otherInterface = (Interface) other;
 
-        return Objects.equals(connectPoint, otherInterface.connectPoint) &&
+        return Objects.equals(name, otherInterface.name) &&
+                Objects.equals(connectPoint, otherInterface.connectPoint) &&
                 Objects.equals(ipAddresses, otherInterface.ipAddresses) &&
                 Objects.equals(macAddress, otherInterface.macAddress) &&
                 Objects.equals(vlan, otherInterface.vlan);
@@ -109,12 +137,13 @@ public class Interface {
 
     @Override
     public int hashCode() {
-        return Objects.hash(connectPoint, ipAddresses, macAddress, vlan);
+        return Objects.hash(connectPoint, name, ipAddresses, macAddress, vlan);
     }
 
     @Override
     public String toString() {
         return MoreObjects.toStringHelper(getClass())
+                .add("name", name)
                 .add("connectPoint", connectPoint)
                 .add("ipAddresses", ipAddresses)
                 .add("macAddress", macAddress)
diff --git a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/intf/InterfaceAdminService.java b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/intf/InterfaceAdminService.java
index 56d5aecc..32d480d6 100644
--- a/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/intf/InterfaceAdminService.java
+++ b/framework/src/onos/incubator/api/src/main/java/org/onosproject/incubator/net/intf/InterfaceAdminService.java
@@ -16,13 +16,13 @@
 
 package org.onosproject.incubator.net.intf;
 
-import org.onlab.packet.VlanId;
 import org.onosproject.net.ConnectPoint;
 
 /**
  * Provides a means to modify the interfaces configuration.
  */
 public interface InterfaceAdminService {
+
     /**
      * Adds a new interface configuration to the system.
      *
@@ -34,7 +34,7 @@ public interface InterfaceAdminService {
      * Removes an interface configuration from the system.
      *
      * @param connectPoint connect point of the interface
-     * @param vlanId vlan id
+     * @param name name of the interface
      */
-    void remove(ConnectPoint connectPoint, VlanId vlanId);
+    boolean remove(ConnectPoint connectPoint, String name);
 }
diff --git a/framework/src/onos/incubator/api/src/test/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmEntityIdTest.java b/framework/src/onos/incubator/api/src/test/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmEntityIdTest.java
new file mode 100644
index 00000000..55f052ac
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/test/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmEntityIdTest.java
@@ -0,0 +1,74 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+import com.google.common.testing.EqualsTester;
+import static org.junit.Assert.assertEquals;
+import org.junit.Test;
+import static org.onlab.junit.ImmutableClassChecker.assertThatClassIsImmutable;
+import static org.onosproject.incubator.net.faultmanagement.alarm.AlarmEntityId.alarmEntityId;
+
+/**
+ * Test of the alarm source identifier.
+ *
+ */
+public class AlarmEntityIdTest {
+
+    /**
+     * Checks that the class is immutable.
+     */
+    @Test
+    public void testImmutability() {
+        assertThatClassIsImmutable(AlarmEntityId.class);
+    }
+
+    @Test
+    public void string() {
+        assertEquals("och:foo",
+                alarmEntityId("och:foo").toString());
+    }
+
+    @Test
+    public void basics() {
+        new EqualsTester()
+                .addEqualityGroup(
+                        alarmEntityId("och:foo"),
+                        alarmEntityId("och:foo"))
+                .addEqualityGroup(alarmEntityId("och:bar"))
+                .testEquals();
+
+    }
+
+    @Test
+    public void validSchemaPermitted() {
+        alarmEntityId("none:foo");
+        alarmEntityId("port:foo");
+        alarmEntityId("och:foo");
+        alarmEntityId("other:foo");
+
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void verifyUnexpectedSchemaRejected() {
+        alarmEntityId("junk:foo");
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void verifyCorruptSchemaRejected() {
+        alarmEntityId("other:");
+    }
+
+}
diff --git a/framework/src/onos/incubator/api/src/test/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmIdTest.java b/framework/src/onos/incubator/api/src/test/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmIdTest.java
new file mode 100644
index 00000000..74453a42
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/test/java/org/onosproject/incubator/net/faultmanagement/alarm/AlarmIdTest.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+import com.google.common.testing.EqualsTester;
+import org.junit.Test;
+
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.not;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertThat;
+import static org.onlab.junit.ImmutableClassChecker.assertThatClassIsImmutable;
+
+/**
+ * This class tests the immutability, equality, and non-equality of
+ * {@link AlarmId}.
+ */
+public class AlarmIdTest {
+    private static final long ID_A = 1L;
+    private static final long ID_B = 2L;
+    private static final long ID_Z = 987654321L;
+
+    /**
+     * Tests the immutability of {@link AlarmId}.
+     */
+    @Test
+    public void intentIdFollowsGuidelineForImmutableObject() {
+        assertThatClassIsImmutable(AlarmId.class);
+    }
+
+    /**
+     * Tests equality of {@link AlarmId}.
+     */
+    @Test
+    public void testEquality() {
+        final AlarmId id1 = new AlarmId(ID_A);
+        final AlarmId id2 = new AlarmId(ID_A);
+
+        assertThat(id1, is(id2));
+    }
+
+
+    /**
+     * Tests non-equality of {@link AlarmId}.
+     */
+    @Test
+    public void testNonEquality() {
+        final AlarmId id1 = new AlarmId(ID_A);
+        final AlarmId id2 = new AlarmId(ID_B);
+
+        assertThat(id1, is(not(id2)));
+    }
+
+    @Test
+    public void valueOf() {
+        final AlarmId id = new AlarmId(0xdeadbeefL);
+        assertEquals("incorrect valueOf", id, AlarmId.valueOf(0xdeadbeefL));
+    }
+
+    /**
+     * Tests the equals(), hashCode() and toString() methods.
+     */
+    @Test
+    public void testEquals() {
+        final AlarmId id1 = new AlarmId(11111L);
+        final AlarmId sameAsId1 = new AlarmId(11111L);
+        final AlarmId id2 = new AlarmId(22222L);
+
+        new EqualsTester()
+                .addEqualityGroup(id1, sameAsId1)
+                .addEqualityGroup(id2)
+                .testEquals();
+    }
+
+    /**
+     * Tests construction of an AlarmId object.
+     */
+    @Test
+    public void testConstruction() {
+        final AlarmId id1 = new AlarmId(ID_Z);
+        assertEquals(id1.fingerprint(), ID_Z);
+
+        // No default constructor so no need to test it !
+    }
+}
diff --git a/framework/src/onos/incubator/api/src/test/java/org/onosproject/incubator/net/faultmanagement/alarm/DefaultAlarmTest.java b/framework/src/onos/incubator/api/src/test/java/org/onosproject/incubator/net/faultmanagement/alarm/DefaultAlarmTest.java
new file mode 100644
index 00000000..199ed0d9
--- /dev/null
+++ b/framework/src/onos/incubator/api/src/test/java/org/onosproject/incubator/net/faultmanagement/alarm/DefaultAlarmTest.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.incubator.net.faultmanagement.alarm;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+import org.junit.Test;
+import static org.junit.Assert.*;
+import static org.onlab.junit.ImmutableClassChecker.assertThatClassIsImmutable;
+import org.onosproject.net.DeviceId;
+
+public class DefaultAlarmTest {
+
+    @Test
+    public void testImmutability() {
+        assertThatClassIsImmutable(DefaultAlarm.class);
+    }
+
+    /**
+     * Checks the construction of a DefaultAlarm object.
+     */
+    @Test
+    public void testConstruction() {
+        final String nameValue = "name3";
+        final DefaultAlarm a = new DefaultAlarm.Builder(AlarmId.valueOf(4),
+                DeviceId.NONE, nameValue, Alarm.SeverityLevel.CLEARED, 3).build();
+
+        assertThat(a, is(notNullValue()));
+        final DefaultAlarm b = new DefaultAlarm.Builder(a).build();
+
+        assertEquals(a, b);
+    }
+}
diff --git a/framework/src/onos/incubator/net/src/main/java/org/onosproject/incubator/net/intf/impl/InterfaceManager.java b/framework/src/onos/incubator/net/src/main/java/org/onosproject/incubator/net/intf/impl/InterfaceManager.java
index 0439d038..bbd96de0 100644
--- a/framework/src/onos/incubator/net/src/main/java/org/onosproject/incubator/net/intf/impl/InterfaceManager.java
+++ b/framework/src/onos/incubator/net/src/main/java/org/onosproject/incubator/net/intf/impl/InterfaceManager.java
@@ -18,6 +18,7 @@ package org.onosproject.incubator.net.intf.impl;
 
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Maps;
+import com.google.common.collect.Sets;
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
@@ -39,9 +40,11 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.util.Collections;
+import java.util.Iterator;
 import java.util.Map;
 import java.util.Optional;
 import java.util.Set;
+import java.util.concurrent.atomic.AtomicBoolean;
 
 import static java.util.stream.Collectors.collectingAndThen;
 import static java.util.stream.Collectors.toSet;
@@ -145,7 +148,7 @@ public class InterfaceManager implements InterfaceService,
 
     private void updateInterfaces(InterfaceConfig intfConfig) {
         try {
-            interfaces.put(intfConfig.subject(), intfConfig.getInterfaces());
+            interfaces.put(intfConfig.subject(), Sets.newHashSet(intfConfig.getInterfaces()));
         } catch (ConfigException e) {
             log.error("Error in interface config", e);
         }
@@ -157,18 +160,7 @@ public class InterfaceManager implements InterfaceService,
 
     @Override
     public void add(Interface intf) {
-        if (interfaces.containsKey(intf.connectPoint())) {
-            boolean conflict = interfaces.get(intf.connectPoint()).stream()
-                    .filter(i -> i.connectPoint().equals(intf.connectPoint()))
-                    .filter(i -> i.mac().equals(intf.mac()))
-                    .filter(i -> i.vlan().equals(intf.vlan()))
-                    .findAny().isPresent();
-
-            if (conflict) {
-                log.error("Can't add interface because it conflicts with existing config");
-                return;
-            }
-        }
+        addInternal(intf);
 
         InterfaceConfig config =
                 configService.addConfig(intf.connectPoint(), CONFIG_CLASS);
@@ -178,29 +170,72 @@ public class InterfaceManager implements InterfaceService,
         configService.applyConfig(intf.connectPoint(), CONFIG_CLASS, config.node());
     }
 
+    private void addInternal(Interface intf) {
+        interfaces.compute(intf.connectPoint(), (cp, current) -> {
+            if (current == null) {
+                return Sets.newHashSet(intf);
+            }
+
+            Iterator<Interface> it = current.iterator();
+            while (it.hasNext()) {
+                Interface i = it.next();
+                if (i.name().equals(intf.name())) {
+                    it.remove();
+                    break;
+                }
+            }
+
+            current.add(intf);
+            return current;
+        });
+    }
+
     @Override
-    public void remove(ConnectPoint connectPoint, VlanId vlanId) {
-        Optional<Interface> intf = interfaces.get(connectPoint).stream()
-                .filter(i -> i.vlan().equals(vlanId))
-                .findAny();
-
-        if (!intf.isPresent()) {
-            log.error("Can't find interface {}/{} to remove", connectPoint, vlanId);
-            return;
-        }
+    public boolean remove(ConnectPoint connectPoint, String name) {
+        boolean success = removeInternal(name, connectPoint);
 
-        InterfaceConfig config = configService.addConfig(intf.get().connectPoint(), CONFIG_CLASS);
-        config.removeInterface(intf.get());
+        InterfaceConfig config = configService.addConfig(connectPoint, CONFIG_CLASS);
+        config.removeInterface(name);
 
         try {
             if (config.getInterfaces().isEmpty()) {
                 configService.removeConfig(connectPoint, CONFIG_CLASS);
             } else {
-                configService.applyConfig(intf.get().connectPoint(), CONFIG_CLASS, config.node());
+                configService.applyConfig(connectPoint, CONFIG_CLASS, config.node());
             }
         } catch (ConfigException e) {
             log.error("Error reading interfaces JSON", e);
         }
+
+        return success;
+    }
+
+    public boolean removeInternal(String name, ConnectPoint connectPoint) {
+        AtomicBoolean removed = new AtomicBoolean(false);
+
+        interfaces.compute(connectPoint, (cp, current) -> {
+            if (current == null) {
+                return null;
+            }
+
+            Iterator<Interface> it = current.iterator();
+            while (it.hasNext()) {
+                Interface i = it.next();
+                if (i.name().equals(name)) {
+                    it.remove();
+                    removed.set(true);
+                    break;
+                }
+            }
+
+            if (current.isEmpty()) {
+                return null;
+            } else {
+                return current;
+            }
+        });
+
+        return removed.get();
     }
 
     /**
diff --git a/framework/src/onos/incubator/rpc-grpc/pom.xml b/framework/src/onos/incubator/rpc-grpc/pom.xml
index f528ca53..367b50a2 100644
--- a/framework/src/onos/incubator/rpc-grpc/pom.xml
+++ b/framework/src/onos/incubator/rpc-grpc/pom.xml
@@ -122,6 +122,18 @@
         </extensions>
 
         <plugins>
+            <!-- TODO This is included to suppress the generation of javadocs for
+                this package. There is a problem when we try to package the
+                auto-generated code's javadoc into a jar. -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-javadoc-plugin</artifactId>
+                <configuration>
+                    <sourcepath>${basedir}/src/main/java/</sourcepath>
+                    <excludePackageNames>org.onosproject.incubator.rpc.grpc</excludePackageNames>
+                </configuration>
+            </plugin>
+
             <plugin>
                 <groupId>org.apache.felix</groupId>
                 <artifactId>maven-bundle-plugin</artifactId>
@@ -224,8 +236,7 @@
                         </configuration>
                     </execution>
                 </executions>
-          </plugin>
-
+            </plugin>
         </plugins>
     </build>
 
diff --git a/framework/src/onos/pom.xml b/framework/src/onos/pom.xml
index 4d49abaa..c72a4594 100644
--- a/framework/src/onos/pom.xml
+++ b/framework/src/onos/pom.xml
@@ -39,16 +39,12 @@
     <description>Open Network Operating System root project</description>
 
     <modules>
-        <module>tools/package/maven-plugin</module>
         <module>utils</module>
         <module>core</module>
         <module>web</module>
         <module>cli</module>
 
         <module>protocols</module>
-        <!-- FIXME move to protocols/ -->
-        <module>bgp</module>
-
         <module>providers</module>
         <module>drivers</module>
 
@@ -58,7 +54,6 @@
 
         <module>tools/package/archetypes</module>
         <module>tools/package/branding</module>
-        <module>tools/build/conf</module>
     </modules>
 
     <url>http://onosproject.org/</url>
@@ -79,10 +74,11 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos-build-conf.version>1.1-SNAPSHOT</onos-build-conf.version>
+        <onos-build-conf.version>1.1</onos-build-conf.version>
         <netty4.version>4.0.23.Final</netty4.version>
         <copycat.version>0.5.0.onos</copycat.version>
-        <openflowj.version>0.9.0.onos</openflowj.version>
+        <!-- FIXME update to release version before Emu release -->
+        <openflowj.version>0.9.2.onos-SNAPSHOT</openflowj.version>
         <karaf.version>3.0.3</karaf.version>
         <jersey.version>1.19</jersey.version>
     </properties>
@@ -94,6 +90,14 @@
         </snapshotRepository>
     </distributionManagement>
 
+    <!-- FIXME remove before Emu release -->
+    <repositories>
+        <repository>
+            <id>snapshots</id>
+            <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+        </repository>
+    </repositories>
+
     <dependencyManagement>
         <dependencies>
             <dependency>
@@ -558,7 +562,7 @@
                     <configuration>
                         <tags>
                             <tag>
-                                <name>rsModel</name>
+                                <name>onos.rsModel</name>
                                 <placement>m</placement>
                                 <head>Json model for REST api:</head>
                             </tag>
@@ -650,7 +654,7 @@
                 <plugin>
                     <groupId>org.onosproject</groupId>
                     <artifactId>onos-maven-plugin</artifactId>
-                    <version>1.6-SNAPSHOT</version>
+                    <version>1.6</version>
                     <executions>
                         <execution>
                             <id>cfg</id>
@@ -694,12 +698,6 @@
                         <artifactId>onos-build-conf</artifactId>
                         <version>${onos-build-conf.version}</version>
                     </dependency>
-                    <!-- For Java 8 lambda support-->
-                    <dependency>
-                        <groupId>com.puppycrawl.tools</groupId>
-                        <artifactId>checkstyle</artifactId>
-                        <version>5.9</version>
-                    </dependency>
                 </dependencies>
                 <configuration>
                     <!-- begin: workaround for unexpected NullPointerException on Eclipse -->
diff --git a/framework/src/onos/bgp/api/pom.xml b/framework/src/onos/protocols/bgp/api/pom.xml
index 6fa1cc7b..2390e5f6 100755
--- a/framework/src/onos/bgp/api/pom.xml
+++ b/framework/src/onos/protocols/bgp/api/pom.xml
@@ -44,11 +44,6 @@
             <groupId>org.onosproject</groupId>
             <artifactId>onos-api</artifactId>
         </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-misc</artifactId>
-        </dependency>
-
     </dependencies>
 
     <build>
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpCfg.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpCfg.java
index 6f64d2bb..6f64d2bb 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpCfg.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpCfg.java
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpConnectPeer.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpConnectPeer.java
index 8f33ee87..8f33ee87 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpConnectPeer.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpConnectPeer.java
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpController.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpController.java
index cc87eb32..0930e8e8 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpController.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpController.java
@@ -95,6 +95,20 @@ public interface BgpController {
     int connectedPeerCount();
 
     /**
+     * Return BGP local RIB instance with VPN.
+     *
+     * @return BGPLocalRibImpl local RIB with VPN
+     */
+    BgpLocalRib bgpLocalRibVpn();
+
+    /**
+     * Return BGP local RIB instance.
+     *
+     * @return BGPLocalRibImpl local RIB
+     */
+    BgpLocalRib bgpLocalRib();
+
+    /**
      * Return BGP peer manager.
      *
      * @return BGPPeerManager peer manager instance
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpDpid.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpDpid.java
index ed04dc94..ed04dc94 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpDpid.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpDpid.java
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpId.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpId.java
index 7a6c625d..7a6c625d 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpId.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpId.java
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpLinkListener.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpLinkListener.java
index 8b34e314..8b34e314 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpLinkListener.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpLinkListener.java
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpLocalRib.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpLocalRib.java
index 636c1c85..636c1c85 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpLocalRib.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpLocalRib.java
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpNodeListener.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpNodeListener.java
index 726d931b..726d931b 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpNodeListener.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpNodeListener.java
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPacketStats.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPacketStats.java
index 8fd3c688..8fd3c688 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPacketStats.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPacketStats.java
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPeer.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPeer.java
index 9f4d47da..9f4d47da 100644
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPeer.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPeer.java
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPeerCfg.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPeerCfg.java
index 2fb970fc..2fb970fc 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPeerCfg.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPeerCfg.java
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPeerManager.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPeerManager.java
index 895cc145..895cc145 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPeerManager.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpPeerManager.java
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpSessionInfo.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpSessionInfo.java
index a21a23d2..a21a23d2 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpSessionInfo.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/BgpSessionInfo.java
diff --git a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/package-info.java b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/package-info.java
index 4dd775b8..4dd775b8 100755
--- a/framework/src/onos/bgp/api/src/main/java/org/onosproject/bgp/controller/package-info.java
+++ b/framework/src/onos/protocols/bgp/api/src/main/java/org/onosproject/bgp/controller/package-info.java
diff --git a/framework/src/onos/bgp/bgpio/pom.xml b/framework/src/onos/protocols/bgp/bgpio/pom.xml
index 5d67f18c..5d67f18c 100755
--- a/framework/src/onos/bgp/bgpio/pom.xml
+++ b/framework/src/onos/protocols/bgp/bgpio/pom.xml
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/exceptions/BgpParseException.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/exceptions/BgpParseException.java
index d0890320..d0890320 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/exceptions/BgpParseException.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/exceptions/BgpParseException.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/exceptions/package-info.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/exceptions/package-info.java
index 78b28072..78b28072 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/exceptions/package-info.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/exceptions/package-info.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpFactories.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpFactories.java
index eb18c7d1..eb18c7d1 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpFactories.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpFactories.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpFactory.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpFactory.java
index 11a85ff8..11a85ff8 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpFactory.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpFactory.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpKeepaliveMsg.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpKeepaliveMsg.java
index 0cb776a0..0cb776a0 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpKeepaliveMsg.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpKeepaliveMsg.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpLSNlri.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpLSNlri.java
index dd8857a7..dd8857a7 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpLSNlri.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpLSNlri.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpLinkLsNlri.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpLinkLsNlri.java
index 3924a13b..3924a13b 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpLinkLsNlri.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpLinkLsNlri.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpMessage.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpMessage.java
index f1e1b96f..f1e1b96f 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpMessage.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpMessage.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpMessageReader.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpMessageReader.java
index b8318b29..b8318b29 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpMessageReader.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpMessageReader.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpMessageWriter.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpMessageWriter.java
index bb75b5ea..bb75b5ea 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpMessageWriter.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpMessageWriter.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpNodeLSNlri.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpNodeLSNlri.java
index 13ef5cc5..13ef5cc5 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpNodeLSNlri.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpNodeLSNlri.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpNotificationMsg.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpNotificationMsg.java
index e3361aa7..e3361aa7 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpNotificationMsg.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpNotificationMsg.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpOpenMsg.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpOpenMsg.java
index 94ec2235..94ec2235 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpOpenMsg.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpOpenMsg.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpPrefixLSNlri.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpPrefixLSNlri.java
index 54bcdba3..54bcdba3 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpPrefixLSNlri.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpPrefixLSNlri.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpType.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpType.java
index b90721d5..b90721d5 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpType.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpType.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpUpdateMsg.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpUpdateMsg.java
index d79a4236..d79a4236 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpUpdateMsg.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpUpdateMsg.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpVersion.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpVersion.java
index b1f037f4..b1f037f4 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpVersion.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpVersion.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/IGPRouterID.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/IGPRouterID.java
index 0e531d64..0e531d64 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/IGPRouterID.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/IGPRouterID.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/NlriType.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/NlriType.java
index 535ba71d..535ba71d 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/NlriType.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/NlriType.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/Writeable.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/Writeable.java
index 1c6f7fc2..1c6f7fc2 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/Writeable.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/Writeable.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpLinkLSIdentifier.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpLinkLSIdentifier.java
index 3967a221..a4360fdf 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpLinkLSIdentifier.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpLinkLSIdentifier.java
@@ -280,14 +280,15 @@ public class BgpLinkLSIdentifier implements Comparable<Object> {
             ListIterator<BgpValueType> listIteratorOther = ((BgpLinkLSIdentifier) o).linkDescriptor.listIterator();
             while (listIterator.hasNext()) {
                 BgpValueType tlv = listIterator.next();
-                BgpValueType tlv1 = listIteratorOther.next();
-                if (linkDescriptor.contains(tlv) && ((BgpLinkLSIdentifier) o).linkDescriptor.contains(tlv1)) {
+                if (linkDescriptor.contains(tlv) && ((BgpLinkLSIdentifier) o).linkDescriptor.contains(tlv)) {
                     int res = linkDescriptor.get(linkDescriptor.indexOf(tlv)).compareTo(
                             ((BgpLinkLSIdentifier) o).linkDescriptor.get(((BgpLinkLSIdentifier) o).linkDescriptor
-                                    .indexOf(tlv1)));
+                                    .indexOf(tlv)));
                     if (res != 0) {
                         return res;
                     }
+                } else {
+                    return 1;
                 }
             }
         }
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpLinkLsNlriVer4.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpLinkLsNlriVer4.java
index 01d369e4..01d369e4 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpLinkLsNlriVer4.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpLinkLsNlriVer4.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpNodeLSIdentifier.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpNodeLSIdentifier.java
index 6c2c96d9..6c2c96d9 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpNodeLSIdentifier.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpNodeLSIdentifier.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpNodeLSNlriVer4.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpNodeLSNlriVer4.java
index b27096cf..b27096cf 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpNodeLSNlriVer4.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpNodeLSNlriVer4.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpPrefixIPv4LSNlriVer4.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpPrefixIPv4LSNlriVer4.java
index 49cb74bd..49cb74bd 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpPrefixIPv4LSNlriVer4.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpPrefixIPv4LSNlriVer4.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpPrefixLSIdentifier.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpPrefixLSIdentifier.java
index d3beaaee..22e68917 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpPrefixLSIdentifier.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpPrefixLSIdentifier.java
@@ -255,14 +255,15 @@ public class BgpPrefixLSIdentifier implements Comparable<Object> {
             ListIterator<BgpValueType> listIteratorOther = ((BgpPrefixLSIdentifier) o).prefixDescriptor.listIterator();
             while (listIterator.hasNext()) {
                 BgpValueType tlv = listIterator.next();
-                BgpValueType tlv1 = listIteratorOther.next();
-                if (prefixDescriptor.contains(tlv) && ((BgpPrefixLSIdentifier) o).prefixDescriptor.contains(tlv1)) {
+                if (prefixDescriptor.contains(tlv) && ((BgpPrefixLSIdentifier) o).prefixDescriptor.contains(tlv)) {
                     int res = prefixDescriptor.get(prefixDescriptor.indexOf(tlv)).compareTo(
                             ((BgpPrefixLSIdentifier) o).prefixDescriptor
-                                    .get(((BgpPrefixLSIdentifier) o).prefixDescriptor.indexOf(tlv1)));
+                                    .get(((BgpPrefixLSIdentifier) o).prefixDescriptor.indexOf(tlv)));
                     if (res != 0) {
                         return res;
                     }
+                } else {
+                    return 1;
                 }
             }
         }
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/NodeDescriptors.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/NodeDescriptors.java
index 7fb1b316..f91ac260 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/NodeDescriptors.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/NodeDescriptors.java
@@ -247,13 +247,15 @@ public class NodeDescriptors {
         } else {
             while (listIterator.hasNext()) {
             BgpValueType tlv = listIterator.next();
-                BgpValueType tlv1 = listIteratorOther.next();
-                if (subTlvs.contains(tlv) && ((NodeDescriptors) o).subTlvs.contains(tlv1)) {
+                log.debug("NodeDescriptor compare subtlv's");
+                if (subTlvs.contains(tlv) && ((NodeDescriptors) o).subTlvs.contains(tlv)) {
                     int result = subTlvs.get(subTlvs.indexOf(tlv)).compareTo(
-                            ((NodeDescriptors) o).subTlvs.get(((NodeDescriptors) o).subTlvs.indexOf(tlv1)));
+                            ((NodeDescriptors) o).subTlvs.get(((NodeDescriptors) o).subTlvs.indexOf(tlv)));
                     if (result != 0) {
                         return result;
                     }
+                } else {
+                    return 1;
                 }
             }
         }
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/PathAttrNlriDetails.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/PathAttrNlriDetails.java
index 9578ccfe..9578ccfe 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/PathAttrNlriDetails.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/PathAttrNlriDetails.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/PathAttrNlriDetailsLocalRib.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/PathAttrNlriDetailsLocalRib.java
index 4172ae46..4172ae46 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/PathAttrNlriDetailsLocalRib.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/PathAttrNlriDetailsLocalRib.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/package-info.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/package-info.java
index 87ba60f0..87ba60f0 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/package-info.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/package-info.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/package-info.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/package-info.java
index 723b31b1..723b31b1 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/package-info.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/package-info.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpFactoryVer4.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpFactoryVer4.java
index c57832b6..c57832b6 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpFactoryVer4.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpFactoryVer4.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpKeepaliveMsgVer4.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpKeepaliveMsgVer4.java
index 2c141586..2c141586 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpKeepaliveMsgVer4.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpKeepaliveMsgVer4.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpMessageVer4.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpMessageVer4.java
index 1c05dae4..1c05dae4 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpMessageVer4.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpMessageVer4.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpNotificationMsgVer4.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpNotificationMsgVer4.java
index d25db24e..7243e21a 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpNotificationMsgVer4.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpNotificationMsgVer4.java
@@ -194,7 +194,9 @@ class BgpNotificationMsgVer4 implements BgpNotificationMsg {
             }
             cb.writeByte(message.errorCode);
             cb.writeByte(message.errorSubCode);
-            cb.writeBytes(message.data);
+            if (message.data != null) {
+                cb.writeBytes(message.data);
+            }
 
             //Update message length field in notification message
             int length = cb.writerIndex() - msgStartIndex;
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpOpenMsgVer4.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpOpenMsgVer4.java
index 359eec25..359eec25 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpOpenMsgVer4.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpOpenMsgVer4.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpPathAttributes.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpPathAttributes.java
index 9ffddf68..13e52ca2 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpPathAttributes.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpPathAttributes.java
@@ -166,6 +166,11 @@ public class BgpPathAttributes {
     public static void checkMandatoryAttr(boolean isOrigin, boolean isAsPath,
             boolean isNextHop, boolean isMpReach, boolean isMpUnReach)
             throws BgpParseException {
+        // Mandatory attributes validation not required for MP_UNREACH
+        if (isMpUnReach) {
+            return;
+        }
+
         if (!isOrigin) {
             log.debug("Mandatory Attributes not Present");
             Validation.validateType(BgpErrorType.UPDATE_MESSAGE_ERROR,
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpUpdateMsgVer4.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpUpdateMsgVer4.java
index 4d6af594..4d6af594 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpUpdateMsgVer4.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/BgpUpdateMsgVer4.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/package-info.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/package-info.java
index fb8c67c0..fb8c67c0 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/package-info.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/ver4/package-info.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AreaIDTlv.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AreaIDTlv.java
index 842c6f02..842c6f02 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AreaIDTlv.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AreaIDTlv.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/As4Path.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/As4Path.java
index 3ceca2ce..3ceca2ce 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/As4Path.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/As4Path.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AsPath.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AsPath.java
index 2a050c44..2a050c44 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AsPath.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AsPath.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AutonomousSystemTlv.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AutonomousSystemTlv.java
index 119926c8..119926c8 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AutonomousSystemTlv.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/AutonomousSystemTlv.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpErrorType.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpErrorType.java
index c0932ebe..c0932ebe 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpErrorType.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpErrorType.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpHeader.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpHeader.java
index ad637753..ad637753 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpHeader.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpHeader.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpLSIdentifierTlv.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpLSIdentifierTlv.java
index 58645d4f..58645d4f 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpLSIdentifierTlv.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpLSIdentifierTlv.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpValueType.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpValueType.java
index af7f4b75..af7f4b75 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpValueType.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/BgpValueType.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/FourOctetAsNumCapabilityTlv.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/FourOctetAsNumCapabilityTlv.java
index 59db3318..59db3318 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/FourOctetAsNumCapabilityTlv.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/FourOctetAsNumCapabilityTlv.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPReachabilityInformationTlv.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPReachabilityInformationTlv.java
index d97537e8..d97537e8 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPReachabilityInformationTlv.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPReachabilityInformationTlv.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv4AddressTlv.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv4AddressTlv.java
index 4efde70e..4efde70e 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv4AddressTlv.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv4AddressTlv.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv6AddressTlv.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv6AddressTlv.java
index 087cd5c6..087cd5c6 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv6AddressTlv.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv6AddressTlv.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IsIsNonPseudonode.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IsIsNonPseudonode.java
index 427aa929..427aa929 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IsIsNonPseudonode.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IsIsNonPseudonode.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IsIsPseudonode.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IsIsPseudonode.java
index 094c4382..094c4382 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IsIsPseudonode.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IsIsPseudonode.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/LinkLocalRemoteIdentifiersTlv.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/LinkLocalRemoteIdentifiersTlv.java
index 0c412432..0c412432 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/LinkLocalRemoteIdentifiersTlv.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/LinkLocalRemoteIdentifiersTlv.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/LinkStateAttributes.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/LinkStateAttributes.java
index cdf6ebeb..cdf6ebeb 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/LinkStateAttributes.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/LinkStateAttributes.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/LocalPref.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/LocalPref.java
index 36793c18..36793c18 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/LocalPref.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/LocalPref.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/Med.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/Med.java
index 7f1ab53f..7f1ab53f 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/Med.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/Med.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/MpReachNlri.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/MpReachNlri.java
index 689f30ea..2e4e6599 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/MpReachNlri.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/MpReachNlri.java
@@ -131,7 +131,7 @@ public class MpReachNlri implements BgpValueType {
             if ((afi == Constants.AFI_VALUE) && (safi == Constants.SAFI_VALUE) || (afi == Constants.AFI_VALUE)
                                     && (safi == Constants.VPN_SAFI_VALUE)) {
                 byte nextHopLen = tempCb.readByte();
-                InetAddress ipAddress = Validation.toInetAddress(nextHopLen, cb);
+                InetAddress ipAddress = Validation.toInetAddress(nextHopLen, tempCb);
                 if (ipAddress.isMulticastAddress()) {
                     throw new BgpParseException("Multicast not supported");
                 }
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/MpUnReachNlri.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/MpUnReachNlri.java
index f354b3ea..f354b3ea 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/MpUnReachNlri.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/MpUnReachNlri.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/MultiProtocolExtnCapabilityTlv.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/MultiProtocolExtnCapabilityTlv.java
index 7082483e..7082483e 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/MultiProtocolExtnCapabilityTlv.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/MultiProtocolExtnCapabilityTlv.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/NextHop.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/NextHop.java
index 806efe52..806efe52 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/NextHop.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/NextHop.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/OSPFNonPseudonode.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/OSPFNonPseudonode.java
index d281a4ef..d281a4ef 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/OSPFNonPseudonode.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/OSPFNonPseudonode.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/OSPFPseudonode.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/OSPFPseudonode.java
index 0d17651a..0d17651a 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/OSPFPseudonode.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/OSPFPseudonode.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/OSPFRouteTypeTlv.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/OSPFRouteTypeTlv.java
index be321c95..be321c95 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/OSPFRouteTypeTlv.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/OSPFRouteTypeTlv.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/Origin.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/Origin.java
index d642d83c..d642d83c 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/Origin.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/Origin.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/RouteDistinguisher.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/RouteDistinguisher.java
index 37632ad8..37632ad8 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/RouteDistinguisher.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/RouteDistinguisher.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeFlagBitTlv.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeFlagBitTlv.java
index e0fef7c8..e0fef7c8 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeFlagBitTlv.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeFlagBitTlv.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeIsIsAreaId.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeIsIsAreaId.java
index 0435a65f..0435a65f 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeIsIsAreaId.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeIsIsAreaId.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeMultiTopologyId.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeMultiTopologyId.java
index 31d855db..31d855db 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeMultiTopologyId.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeMultiTopologyId.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeName.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeName.java
index 2e1c7a05..2e1c7a05 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeName.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeName.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrOpaqueNode.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrOpaqueNode.java
index 545755a7..545755a7 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrOpaqueNode.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrOpaqueNode.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrRouterIdV4.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrRouterIdV4.java
index f3c0d17b..f3c0d17b 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrRouterIdV4.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrRouterIdV4.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrRouterIdV6.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrRouterIdV6.java
index 648fd56e..648fd56e 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrRouterIdV6.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrRouterIdV6.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrIgpMetric.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrIgpMetric.java
index 5721cf6c..5721cf6c 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrIgpMetric.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrIgpMetric.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrIsIsAdminstGrp.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrIsIsAdminstGrp.java
index 448f1e58..448f1e58 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrIsIsAdminstGrp.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrIsIsAdminstGrp.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMaxLinkBandwidth.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMaxLinkBandwidth.java
index 2711ca94..2711ca94 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMaxLinkBandwidth.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMaxLinkBandwidth.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMplsProtocolMask.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMplsProtocolMask.java
index 2bf1a59d..2bf1a59d 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMplsProtocolMask.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMplsProtocolMask.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrName.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrName.java
index 856ffc36..856ffc36 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrName.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrName.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrOpaqLnkAttrib.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrOpaqLnkAttrib.java
index 275b85be..275b85be 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrOpaqLnkAttrib.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrOpaqLnkAttrib.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrProtectionType.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrProtectionType.java
index 59011d97..59011d97 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrProtectionType.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrProtectionType.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrSrlg.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrSrlg.java
index 4a6f23f9..4a6f23f9 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrSrlg.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrSrlg.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrTeDefaultMetric.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrTeDefaultMetric.java
index 1ae7ecc5..1ae7ecc5 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrTeDefaultMetric.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrTeDefaultMetric.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrUnRsrvdLinkBandwidth.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrUnRsrvdLinkBandwidth.java
index c927eea5..c927eea5 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrUnRsrvdLinkBandwidth.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpLinkAttrUnRsrvdLinkBandwidth.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrExtRouteTag.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrExtRouteTag.java
index a2d7c57e..a2d7c57e 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrExtRouteTag.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrExtRouteTag.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrIgpFlags.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrIgpFlags.java
index 4e84191a..4e84191a 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrIgpFlags.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrIgpFlags.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrMetric.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrMetric.java
index 1886102c..1886102c 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrMetric.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrMetric.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOpaqueData.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOpaqueData.java
index 6f7a74bb..6f7a74bb 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOpaqueData.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOpaqueData.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOspfFwdAddr.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOspfFwdAddr.java
index 4e9db1ee..4e9db1ee 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOspfFwdAddr.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOspfFwdAddr.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrRouteTag.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrRouteTag.java
index 3894c003..3894c003 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrRouteTag.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrRouteTag.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/package-info.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/package-info.java
index e2a74dbc..e2a74dbc 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/package-info.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/package-info.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/package-info.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/package-info.java
index 1f2ed95e..1f2ed95e 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/package-info.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/package-info.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/Constants.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/Constants.java
index 9649bf16..9649bf16 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/Constants.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/Constants.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/UnSupportedAttribute.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/UnSupportedAttribute.java
index 663b1e9a..663b1e9a 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/UnSupportedAttribute.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/UnSupportedAttribute.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/Validation.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/Validation.java
index 23dd1a75..23dd1a75 100644
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/Validation.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/Validation.java
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/package-info.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/package-info.java
index 3229d89a..3229d89a 100755
--- a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/package-info.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/util/package-info.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgp/BgpLinkAttrMaxLinkBandwidthTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgp/BgpLinkAttrMaxLinkBandwidthTest.java
index d4c3b610..d4c3b610 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgp/BgpLinkAttrMaxLinkBandwidthTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgp/BgpLinkAttrMaxLinkBandwidthTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgp/BgpLinkAttrTeDefaultMetricTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgp/BgpLinkAttrTeDefaultMetricTest.java
index b6453c45..b6453c45 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgp/BgpLinkAttrTeDefaultMetricTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgp/BgpLinkAttrTeDefaultMetricTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgp/BgpPrefixAttrOpaqueDataTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgp/BgpPrefixAttrOpaqueDataTest.java
index 7ba6a880..7ba6a880 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgp/BgpPrefixAttrOpaqueDataTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgp/BgpPrefixAttrOpaqueDataTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpKeepaliveMsgTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpKeepaliveMsgTest.java
index 682c1bc0..682c1bc0 100755
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpKeepaliveMsgTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpKeepaliveMsgTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpNotificationMsgTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpNotificationMsgTest.java
index 6dfa57ee..6dfa57ee 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpNotificationMsgTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpNotificationMsgTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpOpenMsgTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpOpenMsgTest.java
index 1fe4036f..1fe4036f 100755
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpOpenMsgTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpOpenMsgTest.java
diff --git a/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpUpdateMsgTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpUpdateMsgTest.java
new file mode 100755
index 00000000..8e1cd202
--- /dev/null
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/protocol/BgpUpdateMsgTest.java
@@ -0,0 +1,1496 @@
+/*

+ * Copyright 2015 Open Networking Laboratory

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *     http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+package org.onosproject.bgpio.protocol;

+

+

+import static org.hamcrest.MatcherAssert.assertThat;

+import static org.hamcrest.Matchers.instanceOf;

+import static org.hamcrest.core.Is.is;

+

+import org.jboss.netty.buffer.ChannelBuffer;

+import org.jboss.netty.buffer.ChannelBuffers;

+import org.junit.Test;

+import org.onlab.packet.IpAddress;

+import org.onlab.packet.IpPrefix;

+import org.onosproject.bgpio.exceptions.BgpParseException;

+import org.onosproject.bgpio.protocol.linkstate.BgpLinkLsNlriVer4;

+import org.onosproject.bgpio.protocol.linkstate.BgpNodeLSIdentifier;

+import org.onosproject.bgpio.protocol.linkstate.BgpNodeLSNlriVer4;

+import org.onosproject.bgpio.protocol.linkstate.BgpNodeLSNlriVer4.ProtocolType;

+import org.onosproject.bgpio.protocol.linkstate.NodeDescriptors;

+import org.onosproject.bgpio.protocol.ver4.BgpPathAttributes;

+import org.onosproject.bgpio.types.As4Path;

+import org.onosproject.bgpio.types.AsPath;

+import org.onosproject.bgpio.types.AutonomousSystemTlv;

+import org.onosproject.bgpio.types.BgpHeader;

+import org.onosproject.bgpio.types.BgpLSIdentifierTlv;

+import org.onosproject.bgpio.types.BgpValueType;

+import org.onosproject.bgpio.types.IPReachabilityInformationTlv;

+import org.onosproject.bgpio.types.IsIsNonPseudonode;

+import org.onosproject.bgpio.types.IsIsPseudonode;

+import org.onosproject.bgpio.types.Med;

+import org.onosproject.bgpio.types.MpReachNlri;

+import org.onosproject.bgpio.types.MpUnReachNlri;

+import org.onosproject.bgpio.types.Origin;

+import org.onosproject.bgpio.types.NextHop;

+import org.onosproject.bgpio.types.LocalPref;

+import org.onosproject.bgpio.types.Origin.ORIGINTYPE;

+import org.slf4j.Logger;

+import org.slf4j.LoggerFactory;

+

+import java.util.LinkedList;

+import java.util.List;

+import java.util.ListIterator;

+

+/**

+ * Test cases for BGP update Message.

+ */

+public class BgpUpdateMsgTest {

+    protected static final Logger log = LoggerFactory.getLogger(BgpUpdateMsgTest.class);

+    public static final byte[] MARKER = new byte[]{(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+        (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+        (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff};

+    public static final byte UPDATE_MSG_TYPE = 0x2;

+

+    /**

+     * This test case checks update message with no withdrawn routes

+     * and path attributes.

+     */

+    @Test

+    public void bgpUpdateMessageTest01() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x17, 0x02, 0x00, 0x00, 0x00, 0x00};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+        BgpUpdateMsg other = (BgpUpdateMsg) message;

+

+        assertThat(other.getHeader().getMarker(), is(MARKER));

+        assertThat(other.getHeader().getType(), is(UPDATE_MSG_TYPE));

+        assertThat(other.getHeader().getLength(), is((short) 23));

+    }

+

+    /**

+     * In this test case, Marker is set as 0 in input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest02() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                0x00, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x17, 0x02, 0x00, 0x00, 0x00, 0x00};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid message length is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest03() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, 0x00, 0x18, 0x02, 0x00, 0x00, 0x00, 0x00};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid message type is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest04() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, 0x00, 0x17, 0x06, 0x00, 0x00, 0x00, 0x00};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * This test case checks update message with withdrawn routes.

+     */

+    @Test

+    public void bgpUpdateMessageTest05() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x1b, 0x02, 0x00, 0x04, 0x18, 0x0a, 0x01, 0x01, 0x00, 0x00};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+        BgpUpdateMsg other = (BgpUpdateMsg) message;

+

+        assertThat(other.getHeader().getMarker(), is(MARKER));

+        assertThat(other.getHeader().getType(), is(UPDATE_MSG_TYPE));

+        assertThat(other.getHeader().getLength(), is((short) 27));

+

+        ListIterator<IpPrefix> listIterator1 = other.withdrawnRoutes().listIterator();

+        byte[] prefix = new byte[] {0x0a, 0x01, 0x01, 0x00};

+

+        IpPrefix testPrefixValue = listIterator1.next();

+        assertThat(testPrefixValue.prefixLength(), is((int) 24));

+        assertThat(testPrefixValue.address().toOctets(), is(prefix));

+    }

+

+    /**

+     * In this test case, Invalid withdrawn route length is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest06() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x1b, 0x02, 0x00, 0x04, 0x19, 0x0a, 0x01, 0x01, 0x00, 0x00};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * This test case checks update message with path attributes.

+     */

+    @Test

+    public void bgpUpdateMessageTest07() throws BgpParseException {

+        byte[] updateMsg = new byte [] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x3f, 0x02, 0x00, 0x00, 0x00, 0x1c, 0x40, 0x01, 0x01,

+                0x00, 0x40, 0x02, 0x00, 0x40, 0x03, 0x04, 0x03, 0x03, 0x03, 0x03, (byte) 0x80, 0x04, 0x04, 0x00, 0x00,

+                0x00, 0x00, 0x40, 0x05, 0x04, 0x00, 0x00, 0x00, 0x64, 0x18, 0x0a, 0x1e, 0x03, 0x18, 0x0a, 0x1e,

+                0x02, 0x18, 0x0a, 0x1e, 0x01};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+        BgpUpdateMsg other = (BgpUpdateMsg) message;

+

+        assertThat(other.getHeader().getMarker(), is(MARKER));

+        assertThat(other.getHeader().getType(), is(UPDATE_MSG_TYPE));

+        assertThat(other.getHeader().getLength(), is((short) 63));

+

+        BgpValueType testPathAttribute;

+        Origin origin;

+        AsPath asPath;

+        NextHop nexthop;

+        Med med;

+        LocalPref localPref;

+

+        List<BgpValueType> pathAttributes = new LinkedList<>();

+        BgpPathAttributes actualpathAttribute = other.bgpPathAttributes();

+        pathAttributes = actualpathAttribute.pathAttributes();

+        ListIterator<BgpValueType> listIterator = pathAttributes.listIterator();

+        ORIGINTYPE originValue = org.onosproject.bgpio.types.Origin.ORIGINTYPE.IGP;

+

+        testPathAttribute = listIterator.next();

+        origin = (Origin) testPathAttribute;

+        assertThat(origin.origin(), is(originValue));

+

+        testPathAttribute = listIterator.next(); // AS PATH value is empty in hex dump

+        asPath = (AsPath) testPathAttribute;

+        List<Short> asPathValues = asPath.asPathSeq();

+        assertThat(asPathValues.isEmpty(), is(true));

+

+        testPathAttribute = listIterator.next();

+        nexthop = (NextHop) testPathAttribute;

+        byte[] nextHopAddr = new byte[] {0x03, 0x03, 0x03, 0x03};

+        assertThat(nexthop.nextHop().toOctets(), is(nextHopAddr));

+

+        testPathAttribute = listIterator.next();

+        med = (Med) testPathAttribute;

+        assertThat(med.med(), is(0));

+

+        testPathAttribute = listIterator.next();

+        localPref = (LocalPref) testPathAttribute;

+        assertThat(localPref.localPref(), is(100));

+

+        ListIterator<IpPrefix> listIterator1 = other.nlri().listIterator();

+        byte[] prefix = new byte[] {0x0a, 0x1e, 0x03, 0x00};

+

+        IpPrefix testPrefixValue = listIterator1.next();

+        assertThat(testPrefixValue.prefixLength(), is((int) 24));

+        assertThat(testPrefixValue.address().toOctets(), is(prefix));

+    }

+

+    /**

+     * In this test case, Invalid ORIGIN flags is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest08() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x60, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x49, //path attribute len

+                (byte) 0xff, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0e, 0x34, 0x40, 0x04, 0x47, //mpreach with safi = 71

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x01, 0x00,

+                0x27, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00,

+                0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,

+                0x00, 0x06, 0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58}; //node nlri};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid ORIGIN value is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest09() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x60, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x49, //path attribute len

+                (byte) 0xff, 0x01, 0x04, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0e, 0x34, 0x40, 0x04, 0x47, //mpreach with safi = 71

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x01, 0x00,

+                0x27, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00,

+                0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,

+                0x00, 0x06, 0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58}; //node nlri};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, update message without path attribute is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest10() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x1a, 0x02, 0x00, 0x04, 0x18, 0x0a, 0x01, 0x01, 0x00};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, update message with incorrect path attribute length is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest11() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x1b, 0x02, 0x00, 0x04, 0x18, 0x0a, 0x01, 0x01, 0x00, 0x01};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid MED flags is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest12() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x60, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x49, //path attribute len

+                (byte) 0xff, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0xff, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0e, 0x34, 0x40, 0x04, 0x47, //mpreach with safi = 71

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x01, 0x00,

+                0x27, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00,

+                0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,

+                0x00, 0x06, 0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58}; //node nlri};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid AS Path flags is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest13() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x60, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x49, //path attribute len

+                (byte) 0xff, 0x01, 0x01, 0x00, //origin

+                (byte) 0xff, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0e, 0x34, 0x40, 0x04, 0x47, //mpreach with safi = 71

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x01, 0x00,

+                0x27, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00,

+                0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,

+                0x00, 0x06, 0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58}; //node nlri};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid MP reach flags is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest14() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x60, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x49, //path attribute len

+                (byte) 0xff, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0xff, 0x0e, 0x34, 0x40, 0x04, 0x47, //mpreach with safi = 71

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x01, 0x00,

+                0x27, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00,

+                0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,

+                0x00, 0x06, 0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58}; //node nlri};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid SAFI is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest15() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x60, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x49, //path attribute len

+                (byte) 0xff, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0e, 0x34, 0x40, 0x04, 0x49, //mpreach with safi = 71

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x01, 0x00,

+                0x27, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00,

+                0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,

+                0x00, 0x06, 0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58}; //node nlri};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid AFI is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest16() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x60, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x49, //path attribute len

+                (byte) 0xff, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0e, 0x34, 0x40, 0x06, 0x47, //mpreach with safi = 71

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x01, 0x00,

+                0x27, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00,

+                0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,

+                0x00, 0x06, 0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58}; //node nlri};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid res is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest17() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x60, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x49, //path attribute len

+                (byte) 0xff, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0e, 0x34, 0x40, 0x04, 0x47, //mpreach with safi = 71

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x01, //reserved

+                0x00, 0x01, 0x00,

+                0x27, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00,

+                0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,

+                0x00, 0x06, 0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58}; //node nlri};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * This test case checks update message with node NLRI.

+     */

+    @Test

+    public void bgpUpdateMessageTest18() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x60, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x49, //path attribute len

+                0x04, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0e, 0x34, 0x40, 0x04, 0x47, //mpreach with safi = 71

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x01, 0x00,

+                0x27, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00,

+                0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,

+                0x00, 0x06, 0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58}; //node nlri

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+        BgpUpdateMsg other = (BgpUpdateMsg) message;

+

+        assertThat(other.getHeader().getMarker(), is(MARKER));

+        assertThat(other.getHeader().getType(), is(UPDATE_MSG_TYPE));

+        assertThat(other.getHeader().getLength(), is((short) 96));

+

+        BgpValueType testPathAttribute;

+        Origin origin;

+        AsPath asPath;

+        Med med;

+        MpReachNlri mpReach;

+        List<BgpValueType> pathAttributes = new LinkedList<>();

+        BgpPathAttributes actualpathAttribute = other.bgpPathAttributes();

+        pathAttributes = actualpathAttribute.pathAttributes();

+        ListIterator<BgpValueType> listIterator = pathAttributes.listIterator();

+        ORIGINTYPE originValue = org.onosproject.bgpio.types.Origin.ORIGINTYPE.IGP;

+

+        testPathAttribute = listIterator.next();

+        origin = (Origin) testPathAttribute;

+        assertThat(origin.origin(), is(originValue));

+

+        testPathAttribute = listIterator.next();

+        asPath = (AsPath) testPathAttribute;

+        ListIterator<Short> listIterator2 = asPath.asPathSeq().listIterator();

+        assertThat(listIterator2.next(), is((short) 65001));

+

+        testPathAttribute = listIterator.next();

+        med = (Med) testPathAttribute;

+        assertThat(med.med(), is(0));

+

+        testPathAttribute = listIterator.next();

+        mpReach = (MpReachNlri) testPathAttribute;

+        assertThat(mpReach.mpReachNlriLen(), is((int) 52));

+        assertThat(mpReach.getType(), is((short) 14));

+

+        List<BgpLSNlri> testMpReachNlri = new LinkedList<>();

+        testMpReachNlri = mpReach.mpReachNlri();

+

+        ListIterator<BgpLSNlri> list1 = testMpReachNlri.listIterator();

+        BgpLSNlri testnlri =  list1.next();

+        NlriType nlriType = org.onosproject.bgpio.protocol.NlriType.NODE;

+        ProtocolType protocolId = org.onosproject.bgpio.protocol.linkstate.

+        BgpNodeLSNlriVer4.ProtocolType.ISIS_LEVEL_TWO;

+        assertThat(testnlri.getIdentifier(), is((long) 0));

+        assertThat(testnlri.getNlriType(), is(nlriType));

+        assertThat(testnlri.getProtocolId(), is(protocolId));

+

+        BgpNodeLSNlriVer4 testNodenlri = (BgpNodeLSNlriVer4) testnlri;

+

+        BgpNodeLSIdentifier testLocalNodeDescriptors = testNodenlri.getLocalNodeDescriptors();

+

+        List<BgpValueType> testSubTlvs = new LinkedList<>();

+        NodeDescriptors localNodeDescriptors = testLocalNodeDescriptors.getNodedescriptors();

+        testSubTlvs = localNodeDescriptors.getSubTlvs();

+        ListIterator<BgpValueType> subtlvlist1 = testSubTlvs.listIterator();

+

+        AutonomousSystemTlv testAutonomousSystemTlv = (AutonomousSystemTlv) subtlvlist1.next();

+        assertThat(testAutonomousSystemTlv.getAsNum(), is(2222));

+        assertThat(testAutonomousSystemTlv.getType(), is((short) 512));

+

+        BgpLSIdentifierTlv testBGPLSIdentifierTlv = (BgpLSIdentifierTlv) subtlvlist1.next();

+        assertThat(testBGPLSIdentifierTlv.getBgpLsIdentifier(), is(33686018));

+        assertThat(testBGPLSIdentifierTlv.getType(), is((short) 513));

+

+        IsIsNonPseudonode testIsIsNonPseudonode = (IsIsNonPseudonode) subtlvlist1.next();

+        byte[] expISONodeID = new byte[] {0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58};

+        assertThat(testIsIsNonPseudonode.getISONodeID(), is(expISONodeID));

+        assertThat(testIsIsNonPseudonode.getType(), is((short) 515));

+

+    }

+

+    /**

+     * This test case checks update message with prefix NLRI.

+     */

+    @Test

+    public void bgpUpdateMessageTest19() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, (byte) 0xd6, 0x02, 0x00, 0x04,

+                0x18, 0x0a, 0x01, 0x01, //withdrawn routes

+                0x00, (byte) 0xbb, //path attribute len

+                0x04, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x90, 0x0e, 0x00, (byte) 0xa5, 0x40, 0x04, 0x47, //mpreach

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x03, 0x00, 0x30, 0x02, 0x00, 0x00, 0x00,

+                0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,

+                0x1a, 0x02, 0x00, 0x00, 0x04, 0x00, 0x00, 0x08,

+                (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02,

+                0x02, 0x02, 0x03, 0x00, 0x06, 0x19, 0x21, 0x68,

+                0x07, 0x70, 0x01, 0x01, 0x09, 0x00, 0x05, 0x20,

+                (byte) 0xc0, (byte) 0xa8, 0x4d, 0x01, 0x00, 0x03, 0x00, 0x30,

+                0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

+                0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00, 0x00,

+                0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00,

+                0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x00,

+                0x06, 0x19, 0x00, (byte) 0x95, 0x02, 0x50, 0x21, 0x01,

+                0x09, 0x00, 0x05, 0x20, 0x15, 0x15, 0x15, 0x15,

+                0x00, 0x03, 0x00, 0x30, 0x02, 0x00, 0x00, 0x00,

+                0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,

+                0x1a, 0x02, 0x00, 0x00, 0x04, 0x00, 0x00, 0x08,

+                (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02,

+                0x02, 0x02, 0x03, 0x00, 0x06, 0x02, 0x20, 0x22,

+                0x02, 0x20, 0x22, 0x01, 0x09, 0x00, 0x05, 0x20,

+                0x16, 0x16, 0x16, 0x16}; // prefix nlri

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+        BgpUpdateMsg other = (BgpUpdateMsg) message;

+

+        assertThat(other.getHeader().getMarker(), is(MARKER));

+        assertThat(other.getHeader().getType(), is(UPDATE_MSG_TYPE));

+        assertThat(other.getHeader().getLength(), is((short) 214));

+

+        ListIterator<IpPrefix> listIterator1 = other.withdrawnRoutes().listIterator();

+        byte[] prefix = new byte[] {0x0a, 0x01, 0x01, 0x00};

+

+        IpPrefix testPrefixValue = listIterator1.next();

+        assertThat(testPrefixValue.prefixLength(), is((int) 24));

+        assertThat(testPrefixValue.address().toOctets(), is(prefix));

+

+        BgpValueType testPathAttribute;

+        Origin origin;

+        AsPath asPath;

+        Med med;

+        MpReachNlri mpReach;

+        List<BgpValueType> pathAttributes = new LinkedList<>();

+        BgpPathAttributes actualpathAttribute = other.bgpPathAttributes();

+        pathAttributes = actualpathAttribute.pathAttributes();

+        ListIterator<BgpValueType> listIterator = pathAttributes.listIterator();

+        ORIGINTYPE originValue = org.onosproject.bgpio.types.Origin.ORIGINTYPE.IGP;

+

+        testPathAttribute = listIterator.next();

+        origin = (Origin) testPathAttribute;

+        assertThat(origin.origin(), is(originValue));

+

+        testPathAttribute = listIterator.next();

+        asPath = (AsPath) testPathAttribute;

+        ListIterator<Short> listIterator2 = asPath.asPathSeq().listIterator();

+        assertThat(listIterator2.next(), is((short) 65001));

+

+        testPathAttribute = listIterator.next();

+        med = (Med) testPathAttribute;

+        assertThat(med.med(), is(0));

+

+        testPathAttribute = listIterator.next();

+        mpReach = (MpReachNlri) testPathAttribute;

+        assertThat(mpReach.mpReachNlriLen(), is((int) 165));

+        assertThat(mpReach.getType(), is((short) 14));

+

+        List<BgpLSNlri> testMpReachNlri = new LinkedList<>();

+        testMpReachNlri = mpReach.mpReachNlri();

+

+        ListIterator<BgpLSNlri> list1 = testMpReachNlri.listIterator();

+        BgpLSNlri testnlri =  list1.next();

+        NlriType nlriType = org.onosproject.bgpio.protocol.NlriType.PREFIX_IPV4;

+        ProtocolType protocolId = org.onosproject.bgpio.protocol.linkstate.

+                BgpNodeLSNlriVer4.ProtocolType.ISIS_LEVEL_TWO;

+        assertThat(testnlri.getIdentifier(), is((long) 0));

+        assertThat(testnlri.getNlriType(), is(nlriType));

+        assertThat(testnlri.getProtocolId(), is(protocolId));

+

+        BgpPrefixLSNlri testprefixnlri = (BgpPrefixLSNlri) testnlri;

+

+        NodeDescriptors testLocalNodeDescriptors = testprefixnlri.getLocalNodeDescriptors();

+

+        List<BgpValueType> testSubTlvs = new LinkedList<>();

+        testSubTlvs = testLocalNodeDescriptors.getSubTlvs();

+        ListIterator<BgpValueType> subtlvlist1 = testSubTlvs.listIterator();

+

+        AutonomousSystemTlv testAutonomousSystemTlv = (AutonomousSystemTlv) subtlvlist1.next();

+        assertThat(testAutonomousSystemTlv.getAsNum(), is(2222));

+        assertThat(testAutonomousSystemTlv.getType(), is((short) 512));

+

+        BgpLSIdentifierTlv testBGPLSIdentifierTlv = (BgpLSIdentifierTlv) subtlvlist1.next();

+        assertThat(testBGPLSIdentifierTlv.getBgpLsIdentifier(), is(33686018));

+        assertThat(testBGPLSIdentifierTlv.getType(), is((short) 513));

+

+        IsIsNonPseudonode testIsIsNonPseudonode = (IsIsNonPseudonode) subtlvlist1.next();

+        byte[] expISONodeID = new byte[] {0x19, 0x21, 0x68, 0x07, 0x70, 0x01};

+        assertThat(testIsIsNonPseudonode.getISONodeID(), is(expISONodeID));

+        assertThat(testIsIsNonPseudonode.getType(), is((short) 515));

+

+        List<BgpValueType> testPrefixDescriptors =  new LinkedList<>();

+        testPrefixDescriptors = testprefixnlri.getPrefixdescriptor();

+        ListIterator<BgpValueType> subtlvlist2 = testPrefixDescriptors.listIterator();

+        IPReachabilityInformationTlv testIPReachabilityInformationTlv = (IPReachabilityInformationTlv)

+                subtlvlist2.next();

+        byte[] address = new byte[] {(byte) 0xc0, (byte) 0xa8, 0x4d, 0x01};

+        IpPrefix prefix1 = IpPrefix.valueOf(IpAddress.Version.INET, address, 32);

+        assertThat(testIPReachabilityInformationTlv.getPrefixValue(), is(prefix1));

+        assertThat(testIPReachabilityInformationTlv.getPrefixLen(), is((byte) 32));

+    }

+

+    /**

+     * This test case checks update message with link NLRI.

+     */

+    @Test

+    public void bgpUpdateMessageTest20() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, (byte) 0x83, 0x02, 0x00, 0x04,

+                0x18, 0x0a, 0x01, 0x01, //withdrawn routes

+                0x00, 0x68, //path attribute len

+                0x04, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0e, 0x53, 0x40, 0x04, 0x47, //mpreach

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x02, 0x00, 0x46, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,

+                0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1b, 0x02, 0x00, 0x00,

+                0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04,

+                0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x00, 0x07, 0x19, 0x00,

+                (byte) 0x95, 0x02, 0x50, 0x21, 0x03, 0x01, 0x01, 0x00, 0x1a, 0x02,

+                0x00, 0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00,

+                0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x00, 0x06, 0x19,

+                0x00, (byte) 0x95, 0x02, 0x50, 0x21//link nlri

+        };

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message = null;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+        BgpUpdateMsg other = (BgpUpdateMsg) message;

+

+        assertThat(other.getHeader().getMarker(), is(MARKER));

+        assertThat(other.getHeader().getType(), is(UPDATE_MSG_TYPE));

+        assertThat(other.getHeader().getLength(), is((short) 131));

+

+        ListIterator<IpPrefix> listIterator1 = other.withdrawnRoutes().listIterator();

+        byte[] prefix = new byte[] {0x0a, 0x01, 0x01, 0x00};

+

+        IpPrefix testPrefixValue = listIterator1.next();

+        assertThat(testPrefixValue.prefixLength(), is((int) 24));

+        assertThat(testPrefixValue.address().toOctets(), is(prefix));

+

+        BgpValueType testPathAttribute;

+        Origin origin;

+        AsPath asPath;

+        Med med;

+        MpReachNlri mpReach;

+

+        List<BgpValueType> pathAttributes = new LinkedList<>();

+        BgpPathAttributes actualpathAttribute = other.bgpPathAttributes();

+        pathAttributes = actualpathAttribute.pathAttributes();

+        ListIterator<BgpValueType> listIterator = pathAttributes.listIterator();

+        ORIGINTYPE originValue = org.onosproject.bgpio.types.Origin.ORIGINTYPE.IGP;

+

+        testPathAttribute = listIterator.next();

+        origin = (Origin) testPathAttribute;

+        assertThat(origin.origin(), is(originValue));

+

+        testPathAttribute = listIterator.next();

+        asPath = (AsPath) testPathAttribute;

+        ListIterator<Short> listIterator2 = asPath.asPathSeq().listIterator();

+        assertThat(listIterator2.next(), is((short) 65001));

+

+        testPathAttribute = listIterator.next();

+        med = (Med) testPathAttribute;

+        assertThat(med.med(), is(0));

+

+        testPathAttribute = listIterator.next();

+        mpReach = (MpReachNlri) testPathAttribute;

+        assertThat(mpReach.mpReachNlriLen(), is((int) 83));

+        assertThat(mpReach.getType(), is((short) 14));

+

+        List<BgpLSNlri> testMpReachNlri = new LinkedList<>();

+        testMpReachNlri = mpReach.mpReachNlri();

+

+        ListIterator<BgpLSNlri> list1 = testMpReachNlri.listIterator();

+        BgpLSNlri testnlri =  list1.next();

+        NlriType nlriType = org.onosproject.bgpio.protocol.NlriType.LINK;

+        ProtocolType protocolId = org.onosproject.bgpio.protocol.linkstate.

+            BgpNodeLSNlriVer4.ProtocolType.ISIS_LEVEL_TWO;

+        assertThat(testnlri.getIdentifier(), is((long) 0));

+        assertThat(testnlri.getNlriType(), is(nlriType));

+        assertThat(testnlri.getProtocolId(), is(protocolId));

+

+        BgpLinkLsNlriVer4 testlinknlri = (BgpLinkLsNlriVer4) testnlri;

+

+        NodeDescriptors testLocalNodeDescriptors = testlinknlri.localNodeDescriptors();

+

+        List<BgpValueType> testSubTlvs = new LinkedList<>();

+        testSubTlvs = testLocalNodeDescriptors.getSubTlvs();

+        ListIterator<BgpValueType> subtlvlist1 = testSubTlvs.listIterator();

+

+        AutonomousSystemTlv testAutonomousSystemTlv = (AutonomousSystemTlv) subtlvlist1.next();

+

+        assertThat(testAutonomousSystemTlv.getAsNum(), is(2222));

+        assertThat(testAutonomousSystemTlv.getType(), is((short) 512));

+

+        BgpLSIdentifierTlv testBGPLSIdentifierTlv = (BgpLSIdentifierTlv) subtlvlist1.next();

+        assertThat(testBGPLSIdentifierTlv.getBgpLsIdentifier(), is(33686018));

+        assertThat(testBGPLSIdentifierTlv.getType(), is((short) 513));

+

+        IsIsPseudonode testIsIsPseudonode = (IsIsPseudonode) subtlvlist1.next();

+        assertThat(testIsIsPseudonode.getPSNIdentifier(), is((byte) 3));

+        assertThat(testIsIsPseudonode.getType(), is((short) 515));

+

+        NodeDescriptors testRemoteNodeDescriptors = testlinknlri.remoteNodeDescriptors();

+        testSubTlvs = testRemoteNodeDescriptors.getSubTlvs();

+        ListIterator<BgpValueType> subtlvlist2 = testSubTlvs.listIterator();

+

+        testAutonomousSystemTlv = (AutonomousSystemTlv) subtlvlist2.next();

+

+        assertThat(testAutonomousSystemTlv.getAsNum(), is(2222));

+        assertThat(testAutonomousSystemTlv.getType(), is((short) 512));

+

+        testBGPLSIdentifierTlv = (BgpLSIdentifierTlv) subtlvlist2.next();

+        assertThat(testBGPLSIdentifierTlv.getBgpLsIdentifier(), is(33686018));

+        assertThat(testBGPLSIdentifierTlv.getType(), is((short) 513));

+

+        IsIsNonPseudonode testIsIsNonPseudonode = (IsIsNonPseudonode) subtlvlist2.next();

+        byte[] expISONodeID = new byte[] {0x19, 0x00, (byte) 0x95, 0x02, 0x50, 0x21};

+        assertThat(testIsIsNonPseudonode.getISONodeID(), is(expISONodeID));

+        assertThat(testIsIsNonPseudonode.getType(), is((short) 515));

+    }

+

+    /**

+     * In this test case, Invalid withdrawn route length is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest21() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x1b, 0x02, 0x00, 0x07, 0x18, 0x0a, 0x01, 0x01, 0x00, 0x00};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid withdrawn route length is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest22() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x25, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x0e, //path attribute len

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00}; //med

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Mandatory attributes are not given in input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest23() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x29, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x12, //path attribute len

+                0x0e, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00}; //med

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid origin length is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest24() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x29, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x12, //path attribute len

+                0x04, 0x01, 0x02, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00}; //med

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid origin value is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest25() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x29, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x12, //path attribute len

+                0x04, 0x01, 0x01, 0x04, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00}; //med

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid descriptor type in node nlri is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest26() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x60, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x49, //path attribute len

+                0x04, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0e, 0x34, 0x40, 0x04, 0x47, //mpreach with safi = 71

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x01, 0x00,

+                0x27, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x1a, 0x02, 0x00,

+                0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,

+                0x00, 0x06, 0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58}; //node nlri

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, Invalid node nlri length field in is given as input and expecting

+     * an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest27() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x60, 0x02, 0x00, 0x00, //withdrawn len

+                0x00, 0x49, //path attribute len

+                0x04, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0e, 0x34, 0x40, 0x04, 0x47, //mpreach with safi = 71

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x01, 0x00,

+                0x27, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1b, 0x02, 0x00,

+                0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,

+                0x00, 0x06, 0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58}; //node nlri

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, withdrawn routes with prefix length 0 is given as input and expecting

+     * an exception.

+     */

+    @Test

+    public void bgpUpdateMessageTest28() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, //marker

+                0x00, 0x18, 0x02, 0x00, 0x01, 0x00, 0x00, 0x00};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * In this test case, update message without total Path Attribute Length field is given as

+     * input and expecting an exception.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest29() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, //marker

+                0x00, 0x16, 0x02, 0x00, 0x01, 0x00};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * This test case checks update message with as4 path attribute.

+     */

+    @Test

+    public void bgpUpdateMessageTest30() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                0x00, 0x3a, 0x02, 0x00, 0x00, 0x00, 0x21, 0x40, 0x01, 0x01, 0x00, (byte) 0xc0,

+                0x11, 0x0a, 0x02, 0x02, 0x00, 0x0a, 0x00, 0x01, 0x00, 0x28, 0x00, 0x01, 0x40,

+                0x02, 0x06, 0x02, 0x02, 0x5b, (byte) 0xa0, 0x5b, (byte) 0xa0, 0x40, 0x03, 0x04,

+                (byte) 0xac, 0x10, 0x03, 0x01, 0x08, 0x28};

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message = null;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+        BgpUpdateMsg other = (BgpUpdateMsg) message;

+

+        assertThat(other.getHeader().getMarker(), is(MARKER));

+        assertThat(other.getHeader().getType(), is(UPDATE_MSG_TYPE));

+        assertThat(other.getHeader().getLength(), is((short) 58));

+

+        BgpValueType testPathAttribute;

+        Origin origin;

+        As4Path as4Path;

+        AsPath asPath;

+        NextHop nextHop;

+

+        List<BgpValueType> pathAttributes = new LinkedList<>();

+        BgpPathAttributes actualpathAttribute = other.bgpPathAttributes();

+        pathAttributes = actualpathAttribute.pathAttributes();

+        ListIterator<BgpValueType> listIterator = pathAttributes.listIterator();

+        ORIGINTYPE originValue = org.onosproject.bgpio.types.Origin.ORIGINTYPE.IGP;

+

+        testPathAttribute = listIterator.next();

+        origin = (Origin) testPathAttribute;

+        assertThat(origin.origin(), is(originValue));

+

+        testPathAttribute = listIterator.next();

+        as4Path = (As4Path) testPathAttribute;

+        ListIterator<Integer> listIterator2 = as4Path.as4PathSEQ().listIterator();

+        assertThat(listIterator2.next(), is(655361));

+

+        testPathAttribute = listIterator.next();

+        asPath = (AsPath) testPathAttribute;

+        ListIterator<Short> listIterator3 = asPath.asPathSeq().listIterator();

+        assertThat(listIterator3.next(), is((short) 23456));

+

+        testPathAttribute = listIterator.next();

+        nextHop = (NextHop) testPathAttribute;

+        byte[] nextHopAddr = new byte[] {(byte) 0xac, 0x10, 0x03, 0x01};

+        assertThat(nextHop.nextHop().toOctets(), is(nextHopAddr));

+

+        ListIterator<IpPrefix> listIterator1 = other.nlri().listIterator();

+        byte[] prefix = new byte[] {0x28, 0x00, 0x00, 0x00};

+

+        IpPrefix testPrefixValue = listIterator1.next();

+        assertThat(testPrefixValue.prefixLength(), is((int) 8));

+        assertThat(testPrefixValue.address().toOctets(), is(prefix));

+    }

+

+    /**

+     * This test case checks update message with MPUnreach.

+     */

+    @Test

+    public void bgpUpdateMessageTest31() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, 0x5e, 0x02, 0x00, 0x04, 0x18, 0x0a, 0x01, 0x01, //withdrawn routes

+                0x00, 0x43, //path attribute len

+                0x04, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0f, 0x2e, 0x40, 0x04, 0x47, //mpunreach with safi = 71

+                0x00, 0x01, 0x00,

+                0x27, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00,

+                0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,

+                0x00, 0x06, 0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58}; //node nlri

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+        BgpUpdateMsg other = (BgpUpdateMsg) message;

+

+        assertThat(other.getHeader().getMarker(), is(MARKER));

+        assertThat(other.getHeader().getType(), is(UPDATE_MSG_TYPE));

+        assertThat(other.getHeader().getLength(), is((short) 94));

+

+        ListIterator<IpPrefix> listIterator1 = other.withdrawnRoutes().listIterator();

+        byte[] prefix = new byte[] {0x0a, 0x01, 0x01, 0x00};

+

+        IpPrefix testPrefixValue = listIterator1.next();

+        assertThat(testPrefixValue.prefixLength(), is((int) 24));

+        assertThat(testPrefixValue.address().toOctets(), is(prefix));

+

+        BgpValueType testPathAttribute;

+        Origin origin;

+        AsPath asPath;

+        Med med;

+        MpUnReachNlri mpUnReach;

+        List<BgpValueType> pathAttributes = new LinkedList<>();

+        BgpPathAttributes actualpathAttribute = other.bgpPathAttributes();

+        pathAttributes = actualpathAttribute.pathAttributes();

+        ListIterator<BgpValueType> listIterator = pathAttributes.listIterator();

+        ORIGINTYPE originValue = org.onosproject.bgpio.types.Origin.ORIGINTYPE.IGP;

+

+        testPathAttribute = listIterator.next();

+        origin = (Origin) testPathAttribute;

+        assertThat(origin.origin(), is(originValue));

+

+        testPathAttribute = listIterator.next();

+        asPath = (AsPath) testPathAttribute;

+        ListIterator<Short> listIterator2 = asPath.asPathSeq().listIterator();

+        assertThat(listIterator2.next(), is((short) 65001));

+

+        testPathAttribute = listIterator.next();

+        med = (Med) testPathAttribute;

+        assertThat(med.med(), is(0));

+

+        testPathAttribute = listIterator.next();

+        mpUnReach = (MpUnReachNlri) testPathAttribute;

+        assertThat(mpUnReach.mpUnReachNlriLen(), is((int) 46));

+        assertThat(mpUnReach.getType(), is((short) 15));

+

+        List<BgpLSNlri> testMpUnReachNlri = new LinkedList<>();

+        testMpUnReachNlri = mpUnReach.mpUnReachNlri();

+

+        ListIterator<BgpLSNlri> list1 = testMpUnReachNlri.listIterator();

+        BgpLSNlri testnlri =  list1.next();

+        NlriType nlriType = org.onosproject.bgpio.protocol.NlriType.NODE;

+        ProtocolType protocolId = org.onosproject.bgpio.protocol.linkstate.

+               BgpNodeLSNlriVer4.ProtocolType.ISIS_LEVEL_TWO;

+        assertThat(testnlri.getIdentifier(), is((long) 0));

+        assertThat(testnlri.getNlriType(), is(nlriType));

+        assertThat(testnlri.getProtocolId(), is(protocolId));

+

+        BgpNodeLSNlriVer4 testNodenlri = (BgpNodeLSNlriVer4) testnlri;

+

+        BgpNodeLSIdentifier testLocalNodeDescriptors = testNodenlri.getLocalNodeDescriptors();

+

+        List<BgpValueType> testSubTlvs = new LinkedList<>();

+        NodeDescriptors localNodeDescriptors = testLocalNodeDescriptors.getNodedescriptors();

+        testSubTlvs = localNodeDescriptors.getSubTlvs();

+        ListIterator<BgpValueType> subtlvlist1 = testSubTlvs.listIterator();

+

+        AutonomousSystemTlv testAutonomousSystemTlv = (AutonomousSystemTlv) subtlvlist1.next();

+

+        assertThat(testAutonomousSystemTlv.getAsNum(), is(2222));

+        assertThat(testAutonomousSystemTlv.getType(), is((short) 512));

+

+        BgpLSIdentifierTlv testBGPLSIdentifierTlv = (BgpLSIdentifierTlv) subtlvlist1.next();

+        assertThat(testBGPLSIdentifierTlv.getBgpLsIdentifier(), is(33686018));

+        assertThat(testBGPLSIdentifierTlv.getType(), is((short) 513));

+

+        IsIsNonPseudonode testIsIsNonPseudonode = (IsIsNonPseudonode) subtlvlist1.next();

+        byte[] expISONodeID = new byte[] {0x19, 0x00, (byte) 0x95, 0x01, (byte) 0x90, 0x58};

+        assertThat(testIsIsNonPseudonode.getISONodeID(), is(expISONodeID));

+        assertThat(testIsIsNonPseudonode.getType(), is((short) 515));

+    }

+

+    /**

+     * This test case checks update message with invalid mpreach packet.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest32() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, (byte) 0xd6, 0x02, 0x00, 0x04,

+                0x18, 0x0a, 0x01, 0x01, //withdrawn routes

+                0x00, (byte) 0xbb, //path attribute len

+                0x04, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x90, 0x0e, 0x00, (byte) 0xa5, 0x40, 0x04, 0x47, //mpreach

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x03, 0x00, 0x30, 0x02, 0x00, 0x00, 0x00,

+                0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00,

+                0x1a, 0x02, 0x00, 0x00, 0x04, 0x00, 0x00, 0x08,

+                (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02,

+                0x02, 0x02, 0x03, 0x00, 0x06, 0x19, 0x21, 0x68,

+                0x07, 0x70, 0x01, 0x01, 0x09, 0x00, 0x05, 0x20,

+                (byte) 0xc0, (byte) 0xa8, 0x4d, 0x01, 0x00, 0x03, 0x00, 0x30,

+                0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

+                0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00, 0x00,

+                0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00,

+                0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x00,

+                0x06, 0x19, 0x00, (byte) 0x95, 0x02, 0x50, 0x21, 0x01,

+                0x09, 0x00, 0x05, 0x20, 0x15, 0x15, 0x15, 0x15,

+                0x00, 0x03, 0x00, 0x30, 0x02, 0x00, 0x00, 0x00,

+                0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,

+                0x1a, 0x02, 0x00, 0x00, 0x04, 0x00, 0x00, 0x08,

+                (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02,

+                0x02, 0x02, 0x03, 0x00, 0x06, 0x02, 0x20, 0x22,

+                0x02, 0x20, 0x22, 0x01, 0x09, 0x00, 0x05, 0x20,

+                0x16, 0x16, 0x16, 0x16}; // prefix nlri

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * This test case checks update message with invalid prefix nlri length in input.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest33() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, (byte) 0xd6, 0x02, 0x00, 0x04,

+                0x18, 0x0a, 0x01, 0x01, //withdrawn routes

+                0x00, (byte) 0xbb, //path attribute len

+                0x04, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x90, 0x0e, 0x00, (byte) 0xa5, 0x40, 0x04, 0x47, //mpreach

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x03, 0x00, 0x35, 0x02, 0x00, 0x00, 0x00,

+                0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,

+                0x1a, 0x02, 0x00, 0x00, 0x04, 0x00, 0x00, 0x08,

+                (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02,

+                0x02, 0x02, 0x03, 0x00, 0x06, 0x19, 0x21, 0x68,

+                0x07, 0x70, 0x01, 0x01, 0x09, 0x00, 0x05, 0x20,

+                (byte) 0xc0, (byte) 0xa8, 0x4d, 0x01, 0x00, 0x03, 0x00, 0x30,

+                0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

+                0x00, 0x01, 0x00, 0x00, 0x1a, 0x02, 0x00, 0x00,

+                0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00,

+                0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x00,

+                0x06, 0x19, 0x00, (byte) 0x95, 0x02, 0x50, 0x21, 0x01,

+                0x09, 0x00, 0x05, 0x20, 0x15, 0x15, 0x15, 0x15,

+                0x00, 0x03, 0x00, 0x30, 0x02, 0x00, 0x00, 0x00,

+                0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,

+                0x1a, 0x02, 0x00, 0x00, 0x04, 0x00, 0x00, 0x08,

+                (byte) 0xae, 0x02, 0x01, 0x00, 0x04, 0x02, 0x02, 0x02,

+                0x02, 0x02, 0x03, 0x00, 0x06, 0x02, 0x20, 0x22,

+                0x02, 0x20, 0x22, 0x01, 0x09, 0x00, 0x05, 0x20,

+                0x16, 0x16, 0x16, 0x16}; // prefix nlri

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+

+    /**

+     * This test case checks update message with invalid link nlri length in input.

+     */

+    @Test(expected = BgpParseException.class)

+    public void bgpUpdateMessageTest34() throws BgpParseException {

+        byte[] updateMsg = new byte[] {(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,

+                (byte) 0xff, (byte) 0xff, 0x00, (byte) 0x83, 0x02, 0x00, 0x04,

+                0x18, 0x0a, 0x01, 0x01, //withdrawn routes

+                0x00, 0x68, //path attribute len

+                0x04, 0x01, 0x01, 0x00, //origin

+                0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9, //as_path

+                (byte) 0x80, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, //med

+                (byte) 0x80, 0x0e, 0x53, 0x40, 0x04, 0x47, //mpreach

+                0x04, 0x04, 0x00, 0x00, 0x01, //nexthop

+                0x00, //reserved

+                0x00, 0x02, 0x00, 0x48, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,

+                0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x1b, 0x02, 0x00, 0x00,

+                0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00, 0x04,

+                0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x00, 0x07, 0x19, 0x00,

+                (byte) 0x95, 0x02, 0x50, 0x21, 0x03, 0x01, 0x01, 0x00, 0x1a, 0x02,

+                0x00, 0x00, 0x04, 0x00, 0x00, 0x08, (byte) 0xae, 0x02, 0x01, 0x00,

+                0x04, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x00, 0x06, 0x19,

+                0x00, (byte) 0x95, 0x02, 0x50, 0x21}; //link nlri

+

+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();

+        buffer.writeBytes(updateMsg);

+

+        BgpMessageReader<BgpMessage> reader = BgpFactories.getGenericReader();

+        BgpMessage message;

+        BgpHeader bgpHeader = new BgpHeader();

+

+        message = reader.readFrom(buffer, bgpHeader);

+

+        assertThat(message, instanceOf(BgpUpdateMsg.class));

+    }

+}

diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/AreaIdTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/AreaIdTest.java
index e11564ab..e11564ab 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/AreaIdTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/AreaIdTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/As4PathTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/As4PathTest.java
index 3ea56b64..3ea56b64 100755
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/As4PathTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/As4PathTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/AsPathTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/AsPathTest.java
index e56ec5a5..e56ec5a5 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/AsPathTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/AsPathTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/AutonomousSystemTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/AutonomousSystemTest.java
index 1695583b..1695583b 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/AutonomousSystemTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/AutonomousSystemTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/BgpLSIdentifierTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/BgpLSIdentifierTest.java
index 59cf96fa..59cf96fa 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/BgpLSIdentifierTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/BgpLSIdentifierTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IPReachabilityInformationTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IPReachabilityInformationTest.java
index 7bea518a..7bea518a 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IPReachabilityInformationTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IPReachabilityInformationTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IPv4AddressTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IPv4AddressTest.java
index fdb71189..fdb71189 100755
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IPv4AddressTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IPv4AddressTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IPv6AddressTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IPv6AddressTest.java
index 781935b4..781935b4 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IPv6AddressTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IPv6AddressTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IsIsNonPseudonodeTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IsIsNonPseudonodeTest.java
index 7ce4d5d3..7ce4d5d3 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IsIsNonPseudonodeTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IsIsNonPseudonodeTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IsIsPseudonodeTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IsIsPseudonodeTest.java
index a2a7c2b5..a2a7c2b5 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IsIsPseudonodeTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/IsIsPseudonodeTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/LinkLocalRemoteIdentifiersTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/LinkLocalRemoteIdentifiersTest.java
index f1510b17..f1510b17 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/LinkLocalRemoteIdentifiersTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/LinkLocalRemoteIdentifiersTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/LocalPrefTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/LocalPrefTest.java
index 1bd34385..1bd34385 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/LocalPrefTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/LocalPrefTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/MedTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/MedTest.java
index 2ee5b33f..2ee5b33f 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/MedTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/MedTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/NextHopTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/NextHopTest.java
index 799419a1..799419a1 100755
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/NextHopTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/NextHopTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/OriginTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/OriginTest.java
index da7b5570..da7b5570 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/OriginTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/OriginTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/OspfPseudonodeTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/OspfPseudonodeTest.java
index a8002311..a8002311 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/OspfPseudonodeTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/OspfPseudonodeTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/OspfRouteTypeTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/OspfRouteTypeTest.java
index 859bdbe5..859bdbe5 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/OspfRouteTypeTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/OspfRouteTypeTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpAttrNodeFlagBitTlvTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpAttrNodeFlagBitTlvTest.java
index 4efb7f5b..4efb7f5b 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpAttrNodeFlagBitTlvTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpAttrNodeFlagBitTlvTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpAttrRouterIdV6Test.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpAttrRouterIdV6Test.java
index 16ca58ee..16ca58ee 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpAttrRouterIdV6Test.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpAttrRouterIdV6Test.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrIgpMetricTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrIgpMetricTest.java
index ef1cfcea..ef1cfcea 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrIgpMetricTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrIgpMetricTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMaxLinkBandwidthTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMaxLinkBandwidthTest.java
index 06fecc92..06fecc92 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMaxLinkBandwidthTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMaxLinkBandwidthTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMplsProtocolMaskTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMplsProtocolMaskTest.java
index c0d7f986..c0d7f986 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMplsProtocolMaskTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrMplsProtocolMaskTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrNameTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrNameTest.java
index 45048527..45048527 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrNameTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrNameTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrOpaqLnkAttribTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrOpaqLnkAttribTest.java
index 71d05f85..71d05f85 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrOpaqLnkAttribTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrOpaqLnkAttribTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrProtectionTypeTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrProtectionTypeTest.java
index 2fb76352..2fb76352 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrProtectionTypeTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrProtectionTypeTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrTeDefaultMetricTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrTeDefaultMetricTest.java
index 9f3a7fad..9f3a7fad 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrTeDefaultMetricTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrTeDefaultMetricTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrUnRsrvdLinkBandwidthTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrUnRsrvdLinkBandwidthTest.java
index f1d2a1fa..f1d2a1fa 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrUnRsrvdLinkBandwidthTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpLinkAttrUnRsrvdLinkBandwidthTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrIgpFlagsTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrIgpFlagsTest.java
index 535518f8..535518f8 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrIgpFlagsTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrIgpFlagsTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrMetricTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrMetricTest.java
index fe6079fd..fe6079fd 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrMetricTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrMetricTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOpaqueDataTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOpaqueDataTest.java
index 17dafbb7..17dafbb7 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOpaqueDataTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOpaqueDataTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOspfFwdAddrTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOspfFwdAddrTest.java
index f6fe39f8..f6fe39f8 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOspfFwdAddrTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrOspfFwdAddrTest.java
diff --git a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrRouteTagTest.java b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrRouteTagTest.java
index 25ced61f..25ced61f 100644
--- a/framework/src/onos/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrRouteTagTest.java
+++ b/framework/src/onos/protocols/bgp/bgpio/src/test/java/org/onosproject/bgpio/types/attr/BgpPrefixAttrRouteTagTest.java
diff --git a/framework/src/onos/bgp/ctl/pom.xml b/framework/src/onos/protocols/bgp/ctl/pom.xml
index 5cefd737..629e9ee7 100755
--- a/framework/src/onos/bgp/ctl/pom.xml
+++ b/framework/src/onos/protocols/bgp/ctl/pom.xml
@@ -47,10 +47,6 @@
             <groupId>org.osgi</groupId>
             <artifactId>org.osgi.compendium</artifactId>
         </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-misc</artifactId>
-        </dependency>
     </dependencies>
 
     <build>
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/AdjRibIn.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/AdjRibIn.java
index 9cbfbf65..9cbfbf65 100644
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/AdjRibIn.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/AdjRibIn.java
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpChannelHandler.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpChannelHandler.java
index 8754563d..0c55eadc 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpChannelHandler.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpChannelHandler.java
@@ -376,24 +376,10 @@ class BgpChannelHandler extends IdleStateAwareChannelHandler {
             throw new IOException("Invalid peer connection.");
         }
 
-        // Connection should establish only if local ip and Autonomous system number is configured.
-        if (bgpconfig.getState() != BgpCfg.State.IP_AS_CONFIGURED) {
-            sendNotification(BgpErrorType.CEASE, BgpErrorType.CONNECTION_REJECTED, null);
-            channel.close();
-            log.info("BGP local AS and router ID not configured");
-            return;
-        }
 
         inetAddress = (InetSocketAddress) address;
         peerAddr = IpAddress.valueOf(inetAddress.getAddress()).toString();
 
-        // if peer is not configured disconnect session
-        if (!bgpconfig.isPeerConfigured(peerAddr)) {
-            log.debug("Peer is not configured {}", peerAddr);
-            sendNotification(BgpErrorType.CEASE, BgpErrorType.CONNECTION_REJECTED, null);
-            channel.close();
-            return;
-        }
 
         // if connection is already established close channel
         if (peerManager.isPeerConnected(BgpId.bgpId(IpAddress.valueOf(peerAddr)))) {
@@ -440,7 +426,9 @@ class BgpChannelHandler extends IdleStateAwareChannelHandler {
                 // which we obviously don't want.
                 log.debug("{}:removal called", getPeerInfoString());
                 if (bgpPeer != null) {
+                    BgpPeerImpl peer = (BgpPeerImpl) bgpPeer;
                     peerManager.removeConnectedPeer(thisbgpId);
+                    peer.updateLocalRIBOnPeerDisconnect();
                 }
 
                 // Retry connection if connection is lost to bgp speaker/peer
@@ -660,8 +648,10 @@ class BgpChannelHandler extends IdleStateAwareChannelHandler {
     private void sendHandshakeOpenMessage() throws IOException, BgpParseException {
         int bgpId;
 
-        bgpId = Ip4Address.valueOf(bgpconfig.getRouterId()).toInt();
-        BgpMessage msg = factory4.openMessageBuilder().setAsNumber((short) bgpconfig.getAsNumber())
+        InetSocketAddress localAddress = (InetSocketAddress) channel.getLocalAddress();
+
+        bgpId = Ip4Address.valueOf(IpAddress.valueOf(localAddress.getAddress()).toString()).toInt();
+        BgpMessage msg = factory4.openMessageBuilder().setAsNumber((short) peerAsNum)
                 .setHoldTime(bgpconfig.getHoldTime()).setBgpId(bgpId).setLsCapabilityTlv(bgpconfig.getLsCapability())
                 .setLargeAsCapabilityTlv(bgpconfig.getLargeASCapability()).build();
         log.debug("Sending open message to {}", channel.getRemoteAddress());
@@ -732,11 +722,6 @@ class BgpChannelHandler extends IdleStateAwareChannelHandler {
             throw new BgpParseException(BgpErrorType.OPEN_MESSAGE_ERROR, BgpErrorType.BAD_BGP_IDENTIFIER, null);
         }
 
-        // Validate AS number
-        result = asNumberValidation(h, openMsg);
-        if (!result) {
-            throw new BgpParseException(BgpErrorType.OPEN_MESSAGE_ERROR, BgpErrorType.BAD_PEER_AS, null);
-        }
 
         // Validate hold timer
         if ((openMsg.getHoldTime() != 0) && (openMsg.getHoldTime() < BGP_MIN_HOLDTIME)) {
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpConfig.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpConfig.java
index 716cc0c5..95a07ad5 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpConfig.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpConfig.java
@@ -21,8 +21,14 @@ import java.util.Set;
 import java.util.TreeMap;
 
 import org.onlab.packet.Ip4Address;
+import org.onlab.packet.IpAddress;
 import org.onosproject.bgp.controller.BgpCfg;
+import org.onosproject.bgp.controller.BgpConnectPeer;
+import org.onosproject.bgp.controller.BgpController;
+import org.onosproject.bgp.controller.BgpId;
+import org.onosproject.bgp.controller.BgpPeer;
 import org.onosproject.bgp.controller.BgpPeerCfg;
+import org.onosproject.bgp.controller.impl.BgpControllerImpl.BgpPeerManagerImpl;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -48,15 +54,20 @@ public class BgpConfig implements BgpCfg {
 
     private Ip4Address routerId = null;
     private TreeMap<String, BgpPeerCfg> bgpPeerTree = new TreeMap<>();
+    private BgpConnectPeer connectPeer;
+    private BgpPeerManagerImpl peerManager;
+    private BgpController bgpController;
 
-    /**
+    /*
      * Constructor to initialize the values.
      */
-    public BgpConfig() {
-
+    public BgpConfig(BgpController bgpController) {
+        this.bgpController = bgpController;
+        this.peerManager = (BgpPeerManagerImpl) bgpController.peerManager();
         this.holdTime = DEFAULT_HOLD_TIMER;
         this.maxConnRetryTime = DEFAULT_CONN_RETRY_TIME;
         this.maxConnRetryCount = DEFAULT_CONN_RETRY_COUNT;
+        this.lsCapability = true;
     }
 
     @Override
@@ -172,7 +183,12 @@ public class BgpConfig implements BgpCfg {
 
         if (lspeer != null) {
             lspeer.setSelfInnitConnection(true);
-            // TODO: initiate peer connection
+
+            if (lspeer.connectPeer() == null) {
+                connectPeer = new BgpConnectPeerImpl(bgpController, routerid, Controller.getBgpPortNum());
+                lspeer.setConnectPeer(connectPeer);
+                connectPeer.connectPeer();
+            }
             return true;
         }
 
@@ -185,7 +201,6 @@ public class BgpConfig implements BgpCfg {
 
         if (lspeer != null) {
 
-            //TODO DISCONNECT PEER
             disconnectPeer(routerid);
             lspeer.setSelfInnitConnection(false);
             lspeer = this.bgpPeerTree.remove(routerid);
@@ -204,7 +219,12 @@ public class BgpConfig implements BgpCfg {
 
         if (lspeer != null) {
 
-            //TODO DISCONNECT PEER
+            BgpPeer disconnPeer = peerManager.getPeer(BgpId.bgpId(IpAddress.valueOf(routerid)));
+            if (disconnPeer != null) {
+                // TODO: send notification peer deconfigured
+                disconnPeer.disconnectPeer();
+            }
+            lspeer.connectPeer().disconnectPeer();
             lspeer.setState(BgpPeerCfg.State.IDLE);
             lspeer.setSelfInnitConnection(false);
             log.debug("Disconnected : " + routerid + " successfully");
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpConnectPeerImpl.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpConnectPeerImpl.java
index 27db618d..27db618d 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpConnectPeerImpl.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpConnectPeerImpl.java
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpControllerImpl.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpControllerImpl.java
index 6a14e85c..51ab68be 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpControllerImpl.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpControllerImpl.java
@@ -16,6 +16,8 @@
 
 package org.onosproject.bgp.controller.impl;
 
+import java.util.Iterator;
+import java.util.List;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.CopyOnWriteArraySet;
@@ -29,11 +31,16 @@ import org.apache.felix.scr.annotations.Service;
 import org.onosproject.bgp.controller.BgpCfg;
 import org.onosproject.bgp.controller.BgpController;
 import org.onosproject.bgp.controller.BgpId;
+import org.onosproject.bgp.controller.BgpLocalRib;
 import org.onosproject.bgp.controller.BgpPeer;
 import org.onosproject.bgp.controller.BgpNodeListener;
 import org.onosproject.bgp.controller.BgpPeerManager;
 import org.onosproject.bgpio.exceptions.BgpParseException;
 import org.onosproject.bgpio.protocol.BgpMessage;
+import org.onosproject.bgpio.protocol.BgpUpdateMsg;
+import org.onosproject.bgpio.types.BgpValueType;
+import org.onosproject.bgpio.types.MpReachNlri;
+import org.onosproject.bgpio.types.MpUnReachNlri;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -47,11 +54,14 @@ public class BgpControllerImpl implements BgpController {
 
     protected BgpPeerManagerImpl peerManager = new BgpPeerManagerImpl();
 
+    private BgpLocalRib bgplocalRIB = new BgpLocalRibImpl(this);
+    private BgpLocalRib bgplocalRIBVpn = new BgpLocalRibImpl(this);
+
     protected Set<BgpNodeListener> bgpNodeListener = new CopyOnWriteArraySet<>();
 
     final Controller ctrl = new Controller(this);
 
-    private BgpConfig bgpconfig = new BgpConfig();
+    private BgpConfig bgpconfig = new BgpConfig(this);
 
     @Activate
     public void activate() {
@@ -100,6 +110,8 @@ public class BgpControllerImpl implements BgpController {
     @Override
     public void processBGPPacket(BgpId bgpId, BgpMessage msg) throws BgpParseException {
 
+        BgpPeer peer = getPeer(bgpId);
+
         switch (msg.getType()) {
         case OPEN:
             // TODO: Process Open message
@@ -111,7 +123,23 @@ public class BgpControllerImpl implements BgpController {
             // TODO: Process notificatoin message
             break;
         case UPDATE:
-            // TODO: Process update message
+            BgpUpdateMsg updateMsg = (BgpUpdateMsg) msg;
+            List<BgpValueType> pathAttr = updateMsg.bgpPathAttributes().pathAttributes();
+            if (pathAttr == null) {
+               log.debug("llPathAttr is null, cannot process update message");
+               break;
+            }
+            Iterator<BgpValueType> listIterator = pathAttr.iterator();
+            boolean isLinkstate = false;
+            while (listIterator.hasNext()) {
+                BgpValueType attr = listIterator.next();
+                if ((attr instanceof MpReachNlri) || (attr instanceof MpUnReachNlri)) {
+                    isLinkstate = true;
+                }
+            }
+            if (isLinkstate) {
+                peer.buildAdjRibIn(pathAttr);
+            }
             break;
         default:
             // TODO: Process other message
@@ -215,4 +243,24 @@ public class BgpControllerImpl implements BgpController {
     public int connectedPeerCount() {
         return connectedPeers.size();
     }
+
+    /**
+     * Gets the BGP local RIB.
+     *
+     * @return bgplocalRIB BGP local RIB.
+     */
+    @Override
+    public BgpLocalRib bgpLocalRib() {
+        return bgplocalRIB;
+    }
+
+    /**
+     * Gets the BGP local RIB with VPN.
+     *
+     * @return bgplocalRIBVpn BGP VPN local RIB .
+     */
+    @Override
+    public BgpLocalRib bgpLocalRibVpn() {
+        return bgplocalRIBVpn;
+    }
 }
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpKeepAliveTimer.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpKeepAliveTimer.java
index 524ac4c1..524ac4c1 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpKeepAliveTimer.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpKeepAliveTimer.java
diff --git a/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpLocalRibImpl.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpLocalRibImpl.java
new file mode 100755
index 00000000..44b19057
--- /dev/null
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpLocalRibImpl.java
@@ -0,0 +1,603 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
+ * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations under the License.
+ */
+
+package org.onosproject.bgp.controller.impl;
+
+import java.util.Map;
+import java.util.Set;
+import java.util.TreeMap;
+
+import org.onosproject.bgp.controller.BgpController;
+import org.onosproject.bgp.controller.BgpId;
+import org.onosproject.bgp.controller.BgpLocalRib;
+import org.onosproject.bgp.controller.BgpNodeListener;
+import org.onosproject.bgp.controller.BgpSessionInfo;
+import org.onosproject.bgpio.protocol.BgpLSNlri;
+import org.onosproject.bgpio.protocol.linkstate.BgpLinkLSIdentifier;
+import org.onosproject.bgpio.protocol.linkstate.BgpLinkLsNlriVer4;
+import org.onosproject.bgpio.protocol.linkstate.BgpNodeLSIdentifier;
+import org.onosproject.bgpio.protocol.linkstate.BgpNodeLSNlriVer4;
+import org.onosproject.bgpio.protocol.linkstate.BgpPrefixIPv4LSNlriVer4;
+import org.onosproject.bgpio.protocol.linkstate.BgpPrefixLSIdentifier;
+import org.onosproject.bgpio.protocol.linkstate.PathAttrNlriDetails;
+import org.onosproject.bgpio.protocol.linkstate.PathAttrNlriDetailsLocalRib;
+import org.onosproject.bgpio.types.RouteDistinguisher;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import com.google.common.base.MoreObjects;
+
+/**
+ * Implementation of local RIB.
+ */
+public class BgpLocalRibImpl implements BgpLocalRib {
+
+    private static final Logger log = LoggerFactory.getLogger(BgpLocalRibImpl.class);
+    private BgpController bgpController;
+
+    private Map<BgpNodeLSIdentifier, PathAttrNlriDetailsLocalRib> nodeTree = new TreeMap<>();
+    private Map<BgpLinkLSIdentifier, PathAttrNlriDetailsLocalRib> linkTree = new TreeMap<>();
+    private Map<BgpPrefixLSIdentifier, PathAttrNlriDetailsLocalRib> prefixTree = new TreeMap<>();
+
+    private Map<RouteDistinguisher, Map<BgpNodeLSIdentifier, PathAttrNlriDetailsLocalRib>> vpnNodeTree
+                                                                                                   = new TreeMap<>();
+    private Map<RouteDistinguisher, Map<BgpLinkLSIdentifier, PathAttrNlriDetailsLocalRib>> vpnLinkTree
+                                                                                                   = new TreeMap<>();
+    private Map<RouteDistinguisher, Map<BgpPrefixLSIdentifier, PathAttrNlriDetailsLocalRib>> vpnPrefixTree
+                                                                                                   = new TreeMap<>();
+
+    public BgpLocalRibImpl(BgpController bgpController) {
+        this.bgpController = bgpController;
+    }
+
+    /**
+     * Gets node NLRI tree.
+     *
+     * @return node tree
+     */
+    public Map<BgpNodeLSIdentifier, PathAttrNlriDetailsLocalRib> nodeTree() {
+        return nodeTree;
+    }
+
+    /**
+     * Gets link NLRI tree.
+     *
+     * @return link tree
+     */
+    public Map<BgpLinkLSIdentifier, PathAttrNlriDetailsLocalRib> linkTree() {
+        return linkTree;
+    }
+
+    /**
+     * Gets prefix NLRI tree.
+     *
+     * @return prefix tree
+     */
+    public Map<BgpPrefixLSIdentifier, PathAttrNlriDetailsLocalRib> prefixTree() {
+        return prefixTree;
+    }
+
+    /**
+     * Gets VPN node NLRI tree.
+     *
+     * @return vpn node NLRI tree
+     */
+    public Map<RouteDistinguisher, Map<BgpNodeLSIdentifier, PathAttrNlriDetailsLocalRib>> vpnNodeTree() {
+        return vpnNodeTree;
+    }
+
+    /**
+     * Gets VPN link NLRI tree.
+     *
+     * @return vpn link NLRI Tree
+     */
+    public Map<RouteDistinguisher, Map<BgpLinkLSIdentifier, PathAttrNlriDetailsLocalRib>> vpnLinkTree() {
+        return vpnLinkTree;
+    }
+
+    /**
+     * Gets VPN prefix NLRI tree.
+     *
+     * @return vpn prefix NLRI Tree
+     */
+    public Map<RouteDistinguisher, Map<BgpPrefixLSIdentifier, PathAttrNlriDetailsLocalRib>> vpnPrefixTree() {
+        return vpnPrefixTree;
+    }
+
+    @Override
+    public void add(BgpSessionInfo sessionInfo, BgpLSNlri nlri, PathAttrNlriDetails details) {
+        int decisionResult;
+
+        log.debug("Add to local RIB {}", details.toString());
+
+        PathAttrNlriDetailsLocalRib detailsLocRib = new PathAttrNlriDetailsLocalRib(
+                                                               sessionInfo.remoteBgpId().ipAddress(),
+                                                               sessionInfo.remoteBgpIdentifier(),
+                                                               sessionInfo.remoteBgpASNum(),
+                                                               sessionInfo.isIbgpSession(), details);
+        if (nlri instanceof BgpNodeLSNlriVer4) {
+            BgpNodeLSIdentifier nodeLsIdentifier = ((BgpNodeLSNlriVer4) nlri).getLocalNodeDescriptors();
+            if (nodeTree.containsKey(nodeLsIdentifier)) {
+                BgpSelectionAlgo selectionAlgo = new BgpSelectionAlgo();
+                // Compare local RIB entry with the current attribute
+                decisionResult = selectionAlgo.compare(nodeTree.get(nodeLsIdentifier), detailsLocRib);
+                if (decisionResult < 0) {
+                    nodeTree.replace(nodeLsIdentifier, detailsLocRib);
+                    log.debug("Local RIB update node: {}", detailsLocRib.toString());
+                }
+            } else {
+                nodeTree.put(nodeLsIdentifier, detailsLocRib);
+                for (BgpNodeListener l : bgpController.listener()) {
+                    l.addNode((BgpNodeLSNlriVer4) nlri);
+                }
+                log.debug("Local RIB ad node: {}", detailsLocRib.toString());
+            }
+        } else if (nlri instanceof BgpLinkLsNlriVer4) {
+            BgpLinkLSIdentifier linkLsIdentifier = ((BgpLinkLsNlriVer4) nlri).getLinkIdentifier();
+            if (linkTree.containsKey(linkLsIdentifier)) {
+                BgpSelectionAlgo selectionAlgo = new BgpSelectionAlgo();
+                // Compare local RIB entry with the current attribute
+                decisionResult = selectionAlgo.compare(linkTree.get(linkLsIdentifier), detailsLocRib);
+                if (decisionResult < 0) {
+                    linkTree.replace(linkLsIdentifier, detailsLocRib);
+                    log.debug("Local RIB update link: {}", detailsLocRib.toString());
+                }
+            } else {
+                linkTree.put(linkLsIdentifier, detailsLocRib);
+                log.debug("Local RIB add link: {}", detailsLocRib.toString());
+            }
+        } else if (nlri instanceof BgpPrefixIPv4LSNlriVer4) {
+            BgpPrefixLSIdentifier prefixIdentifier = ((BgpPrefixIPv4LSNlriVer4) nlri).getPrefixIdentifier();
+            if (prefixTree.containsKey(prefixIdentifier)) {
+                BgpSelectionAlgo selectionAlgo = new BgpSelectionAlgo();
+                // Compare local RIB entry with the current attribute
+                decisionResult = selectionAlgo.compare(prefixTree.get(prefixIdentifier), detailsLocRib);
+                if (decisionResult < 0) {
+                    prefixTree.replace(prefixIdentifier, detailsLocRib);
+                    log.debug("Local RIB update prefix: {}", detailsLocRib.toString());
+                }
+            } else {
+                prefixTree.put(prefixIdentifier, detailsLocRib);
+                log.debug("Local RIB add prefix: {}", detailsLocRib.toString());
+            }
+        }
+    }
+
+    @Override
+    public void delete(BgpLSNlri nlri) {
+        log.debug("Delete from local RIB.");
+
+        // Update local RIB
+        decisionProcess(nlri);
+    }
+
+    /**
+     * Update local RIB based on selection algorithm.
+     *
+     * @param nlri NLRI to update
+     */
+    public void decisionProcess(BgpLSNlri nlri) {
+        checkNotNull(nlri);
+        if (nlri instanceof BgpNodeLSNlriVer4) {
+            selectionProcessNode(nlri, false);
+        } else if (nlri instanceof BgpLinkLsNlriVer4) {
+            selectionProcessLink(nlri, false);
+        } else if (nlri instanceof BgpPrefixIPv4LSNlriVer4) {
+            selectionProcessPrefix(nlri, false);
+        }
+    }
+
+    /**
+     * Update VPN local RIB .
+     *
+     * @param nlri NLRI to update
+     * @param routeDistinguisher VPN id to update
+     */
+    public void decisionProcess(BgpLSNlri nlri, RouteDistinguisher routeDistinguisher) {
+        checkNotNull(nlri);
+        if (nlri instanceof BgpNodeLSNlriVer4) {
+            if (vpnNodeTree.containsKey(routeDistinguisher)) {
+                selectionProcessNode(nlri, true);
+                if (nodeTree.size() == 0) {
+                    vpnNodeTree.remove(routeDistinguisher);
+                }
+            }
+        } else if (nlri instanceof BgpLinkLsNlriVer4) {
+            if (vpnLinkTree.containsKey(routeDistinguisher)) {
+                selectionProcessLink(nlri, true);
+                if (linkTree.size() == 0) {
+                    vpnLinkTree.remove(routeDistinguisher);
+                }
+            }
+        } else if (nlri instanceof BgpPrefixIPv4LSNlriVer4) {
+            if (vpnPrefixTree.containsKey(routeDistinguisher)) {
+                selectionProcessPrefix(nlri, true);
+                if (prefixTree.size() == 0) {
+                    vpnPrefixTree.remove(routeDistinguisher);
+                }
+            }
+        }
+    }
+
+     /**
+     * Selection process for local RIB node.
+     *
+     * @param nlri NLRI to update
+     * @param isVpnRib true if VPN  local RIB, otherwise false
+     */
+    public void selectionProcessNode(BgpLSNlri nlri, boolean isVpnRib) {
+        BgpPeerImpl peer;
+        BgpSessionInfo sessionInfo;
+        int decisionResult;
+        boolean containsKey;
+
+        BgpNodeLSIdentifier nodeLsIdentifier = ((BgpNodeLSNlriVer4) nlri).getLocalNodeDescriptors();
+
+        if (nodeTree.containsKey(nodeLsIdentifier)) {
+            for (BgpNodeListener l : bgpController.listener()) {
+                l.deleteNode((BgpNodeLSNlriVer4) nlri);
+            }
+            log.debug("Local RIB delete node: {}", nodeLsIdentifier.toString());
+            nodeTree.remove(nodeLsIdentifier);
+        }
+
+        for (BgpId bgpId : bgpController.connectedPeers().keySet()) {
+            peer = (BgpPeerImpl) (bgpController.getPeer(bgpId));
+
+            if (nodeTree.containsKey(nodeLsIdentifier)) {
+                containsKey = (!isVpnRib) ? (peer.adjacencyRib().nodeTree().containsKey(nodeLsIdentifier)) :
+                                            (peer.vpnAdjacencyRib().nodeTree().containsKey(nodeLsIdentifier));
+
+                if (!containsKey) {
+                    continue;
+                }
+                sessionInfo = peer.sessionInfo();
+                PathAttrNlriDetailsLocalRib detailsLocRib = new PathAttrNlriDetailsLocalRib(
+                                                                sessionInfo.remoteBgpId().ipAddress(),
+                                                                sessionInfo.remoteBgpIdentifier(),
+                                                                sessionInfo.remoteBgpASNum(),
+                                                                sessionInfo.isIbgpSession(),
+                                                                (!isVpnRib) ?
+                                                                (peer.adjacencyRib().nodeTree()
+                                                                                    .get(nodeLsIdentifier)) :
+                                                                (peer.vpnAdjacencyRib().nodeTree()
+                                                                                        .get(nodeLsIdentifier)));
+                BgpSelectionAlgo selectionAlgo = new BgpSelectionAlgo();
+                decisionResult = selectionAlgo.compare(nodeTree.get(nodeLsIdentifier), detailsLocRib);
+                if (decisionResult < 0) {
+                    nodeTree.replace(nodeLsIdentifier, detailsLocRib);
+                    log.debug("Local RIB node updated: {}", detailsLocRib.toString());
+                }
+            } else {
+                if (!isVpnRib) {
+                    if (peer.adjacencyRib().nodeTree().containsKey(nodeLsIdentifier)) {
+                        add(peer.sessionInfo(), nlri, peer.adjacencyRib().nodeTree().get(nodeLsIdentifier));
+                    }
+                } else {
+                    if (peer.vpnAdjacencyRib().nodeTree().containsKey(nodeLsIdentifier)) {
+                        add(peer.sessionInfo(), nlri, peer.vpnAdjacencyRib().nodeTree().get(nodeLsIdentifier));
+                    }
+                }
+            }
+        }
+    }
+
+     /**
+     * Selection process for local RIB link.
+     *
+     * @param nlri NLRI to update
+     * @param isVpnRib true if VPN local RIB, otherwise false
+     */
+    public void selectionProcessLink(BgpLSNlri nlri, boolean isVpnRib) {
+        BgpPeerImpl peer;
+        BgpSessionInfo sessionInfo;
+        int decisionResult;
+        boolean containsKey;
+
+        BgpLinkLSIdentifier linkLsIdentifier = ((BgpLinkLsNlriVer4) nlri).getLinkIdentifier();
+
+        if (linkTree.containsKey(linkLsIdentifier)) {
+            log.debug("Local RIB remove link: {}", linkLsIdentifier.toString());
+            linkTree.remove(linkLsIdentifier);
+        }
+
+        for (BgpId bgpId : bgpController.connectedPeers().keySet()) {
+            peer = (BgpPeerImpl) (bgpController.getPeer(bgpId));
+
+            if (linkTree.containsKey(linkLsIdentifier)) {
+
+                containsKey = (!isVpnRib) ? (peer.adjacencyRib().linkTree().containsKey(linkLsIdentifier)) :
+                                            (peer.vpnAdjacencyRib().linkTree().containsKey(linkLsIdentifier));
+
+                if (!containsKey) {
+                    continue;
+                }
+
+                sessionInfo = peer.sessionInfo();
+
+                PathAttrNlriDetailsLocalRib detailsLocRib = new PathAttrNlriDetailsLocalRib(
+                                                            sessionInfo.remoteBgpId().ipAddress(),
+                                                            sessionInfo.remoteBgpIdentifier(),
+                                                            sessionInfo.remoteBgpASNum(),
+                                                            sessionInfo.isIbgpSession(),
+                                                            ((!isVpnRib) ?
+                                                            (peer.adjacencyRib().linkTree().get(linkLsIdentifier)) :
+                                                            (peer.vpnAdjacencyRib().linkTree()
+                                                                                   .get(linkLsIdentifier))));
+
+                BgpSelectionAlgo selectionAlgo = new BgpSelectionAlgo();
+                decisionResult = selectionAlgo.compare(linkTree.get(linkLsIdentifier), detailsLocRib);
+                if (decisionResult < 0) {
+                    linkTree.replace(linkLsIdentifier, detailsLocRib);
+                    log.debug("Local RIB link updated: {}", detailsLocRib.toString());
+                }
+            } else {
+                if (!isVpnRib) {
+                    if (peer.adjacencyRib().linkTree().containsKey(linkLsIdentifier)) {
+                        add(peer.sessionInfo(), nlri, peer.adjacencyRib().linkTree().get(linkLsIdentifier));
+                    }
+                } else {
+                    if (peer.vpnAdjacencyRib().linkTree().containsKey(linkLsIdentifier)) {
+                        add(peer.sessionInfo(), nlri, peer.vpnAdjacencyRib().linkTree().get(linkLsIdentifier));
+                    }
+                }
+            }
+        }
+    }
+
+     /**
+     * Selection process for local RIB prefix.
+     *
+     * @param nlri NLRI to update
+     * @param isVpnRib true if VPN local RIB, otherwise false
+     */
+    public void selectionProcessPrefix(BgpLSNlri nlri, boolean isVpnRib) {
+        BgpPeerImpl peer;
+        BgpSessionInfo sessionInfo;
+        int decisionResult;
+        boolean containsKey;
+
+        BgpPrefixLSIdentifier prefixIdentifier = ((BgpPrefixIPv4LSNlriVer4) nlri).getPrefixIdentifier();
+        if (prefixTree.containsKey(prefixIdentifier)) {
+            log.debug("Local RIB remove prefix: {}", prefixIdentifier.toString());
+            prefixTree.remove(prefixIdentifier);
+        }
+
+        for (BgpId bgpId : bgpController.connectedPeers().keySet()) {
+            peer = (BgpPeerImpl) (bgpController.getPeer(bgpId));
+
+            if (prefixTree.containsKey(prefixIdentifier)) {
+
+                containsKey = (!isVpnRib) ? (peer.adjacencyRib().prefixTree().containsKey(prefixIdentifier)) :
+                                            (peer.vpnAdjacencyRib().prefixTree().containsKey(prefixIdentifier));
+                if (!containsKey) {
+                    continue;
+                }
+                sessionInfo = peer.sessionInfo();
+
+                PathAttrNlriDetailsLocalRib detailsLocRib = new PathAttrNlriDetailsLocalRib(
+                                                                sessionInfo.remoteBgpId().ipAddress(),
+                                                                sessionInfo.remoteBgpIdentifier(),
+                                                                sessionInfo.remoteBgpASNum(),
+                                                                sessionInfo.isIbgpSession(),
+                                                                ((!isVpnRib) ?
+                                                                (peer.adjacencyRib().prefixTree()
+                                                                                    .get(prefixIdentifier)) :
+                                                                (peer.vpnAdjacencyRib().prefixTree()
+                                                                                       .get(prefixIdentifier))));
+
+                BgpSelectionAlgo selectionAlgo = new BgpSelectionAlgo();
+                decisionResult = selectionAlgo.compare(prefixTree.get(prefixIdentifier), detailsLocRib);
+                if (decisionResult < 0) {
+                    prefixTree.replace(prefixIdentifier, detailsLocRib);
+                    log.debug("local RIB prefix updated: {}", detailsLocRib.toString());
+                }
+            } else {
+                    if (!isVpnRib) {
+                        if (peer.adjacencyRib().prefixTree().containsKey(prefixIdentifier)) {
+                            add(peer.sessionInfo(), nlri, peer.adjacencyRib().prefixTree().get(prefixIdentifier));
+                    } else {
+                        if (peer.vpnAdjacencyRib().prefixTree().containsKey(prefixIdentifier)) {
+                            add(peer.sessionInfo(), nlri, peer.vpnAdjacencyRib().prefixTree().get(prefixIdentifier));
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    @Override
+    public void add(BgpSessionInfo sessionInfo, BgpLSNlri nlri, PathAttrNlriDetails details,
+                    RouteDistinguisher routeDistinguisher) {
+        add(sessionInfo, nlri, details);
+        if (nlri instanceof BgpNodeLSNlriVer4) {
+            if (!vpnNodeTree.containsKey(routeDistinguisher)) {
+                vpnNodeTree.put(routeDistinguisher, nodeTree);
+            }
+        } else if (nlri instanceof BgpLinkLsNlriVer4) {
+            if (!vpnLinkTree.containsKey(routeDistinguisher)) {
+                vpnLinkTree.put(routeDistinguisher, linkTree);
+            }
+        } else if (nlri instanceof BgpPrefixIPv4LSNlriVer4) {
+            if (!vpnPrefixTree.containsKey(routeDistinguisher)) {
+                vpnPrefixTree.put(routeDistinguisher, prefixTree);
+            }
+        }
+    }
+
+    @Override
+    public void delete(BgpLSNlri nlri, RouteDistinguisher routeDistinguisher) {
+        // Update local RIB
+        decisionProcess(nlri, routeDistinguisher);
+    }
+
+    /**
+     * Update local RIB node based on avaliable peer adjacency RIB.
+     *
+     * @param o adjacency-in/VPN adjacency-in
+     */
+    public void localRIBUpdateNode(Object o) {
+
+        if (o instanceof AdjRibIn) {
+            AdjRibIn adjRib = (AdjRibIn) o;
+            log.debug("Update local RIB node.");
+
+            Set<BgpNodeLSIdentifier> nodeKeys = adjRib.nodeTree().keySet();
+            for (BgpNodeLSIdentifier key : nodeKeys) {
+                PathAttrNlriDetails pathAttrNlri = adjRib.nodeTree().get(key);
+
+                BgpNodeLSNlriVer4 nodeNlri = new BgpNodeLSNlriVer4(pathAttrNlri.identifier(), pathAttrNlri
+                                                                   .protocolID().getType(), key, false, null);
+                decisionProcess(nodeNlri);
+            }
+        }
+
+        if (o instanceof VpnAdjRibIn) {
+            VpnAdjRibIn vpnAdjRib = (VpnAdjRibIn) o;
+            log.debug("Update local RIB VPN node.");
+            Set<RouteDistinguisher> nodeKeysVpn = vpnAdjRib.vpnNodeTree().keySet();
+            Map<BgpNodeLSIdentifier, PathAttrNlriDetails> node;
+            for (RouteDistinguisher keyVpnNode : nodeKeysVpn) {
+                node = vpnAdjRib.vpnNodeTree().get(keyVpnNode);
+
+                Set<BgpNodeLSIdentifier> vpnNodeKeys = node.keySet();
+                for (BgpNodeLSIdentifier key : vpnNodeKeys) {
+                    PathAttrNlriDetails pathAttrNlri = vpnAdjRib.nodeTree().get(key);
+                    BgpNodeLSNlriVer4 nodeNlri = new BgpNodeLSNlriVer4(pathAttrNlri.identifier(),
+                                                                      pathAttrNlri.protocolID().getType(),
+                                                                      key, true, keyVpnNode);
+                    decisionProcess(nodeNlri, keyVpnNode);
+                }
+            }
+        }
+    }
+
+    /**
+     * Update localRIB link based on avaliable peer adjacency RIB.
+     *
+     * @param o adjacency-in/VPN adjacency-in
+     */
+    public void localRIBUpdateLink(Object o) {
+
+        if (o instanceof AdjRibIn) {
+            AdjRibIn adjRib = (AdjRibIn) o;
+            log.debug("Update local RIB link.");
+
+            Set<BgpLinkLSIdentifier> linkKeys = adjRib.linkTree().keySet();
+            for (BgpLinkLSIdentifier key : linkKeys) {
+                PathAttrNlriDetails pathAttrNlri = adjRib.linkTree().get(key);
+                BgpLinkLsNlriVer4 linkNlri = new BgpLinkLsNlriVer4(pathAttrNlri.protocolID().getType(),
+                                                                   pathAttrNlri.identifier(), key, null, false);
+                decisionProcess(linkNlri);
+            }
+        }
+
+        if (o instanceof VpnAdjRibIn) {
+            VpnAdjRibIn vpnAdjRib = (VpnAdjRibIn) o;
+            log.debug("Update local RIB VPN link");
+
+            Set<RouteDistinguisher> linkKeysVpn = vpnAdjRib.vpnLinkTree().keySet();
+            Map<BgpLinkLSIdentifier, PathAttrNlriDetails> link;
+            for (RouteDistinguisher keyVpnLink : linkKeysVpn) {
+                link = vpnAdjRib.vpnLinkTree().get(keyVpnLink);
+
+                Set<BgpLinkLSIdentifier> vpnLinkKeys = link.keySet();
+                for (BgpLinkLSIdentifier key : vpnLinkKeys) {
+                    PathAttrNlriDetails pathAttrNlri = vpnAdjRib.linkTree().get(key);
+                    BgpLinkLsNlriVer4 linkNlri = new BgpLinkLsNlriVer4(pathAttrNlri.protocolID().getType(),
+                                                                       pathAttrNlri.identifier(), key, keyVpnLink,
+                                                                       true);
+                    decisionProcess(linkNlri, keyVpnLink);
+                }
+            }
+        }
+    }
+
+    /**
+     * Update localRIB prefix based on avaliable peer adjacency RIB.
+     *
+     * @param o instance of adjacency-in/VPN adjacency-in
+     */
+    public void localRIBUpdatePrefix(Object o) {
+
+        if (o instanceof AdjRibIn) {
+            AdjRibIn adjRib = (AdjRibIn) o;
+            log.debug("Update local RIB prefix.");
+
+            Set<BgpPrefixLSIdentifier> prefixKeys = adjRib.prefixTree().keySet();
+            for (BgpPrefixLSIdentifier key : prefixKeys) {
+                PathAttrNlriDetails pathAttrNlri = adjRib.prefixTree().get(key);
+                BgpPrefixIPv4LSNlriVer4 prefixNlri = new BgpPrefixIPv4LSNlriVer4(
+                                                                             pathAttrNlri.identifier(),
+                                                                             pathAttrNlri.protocolID().getType(),
+                                                                             key, null, false);
+                decisionProcess(prefixNlri);
+            }
+        }
+
+        if (o instanceof VpnAdjRibIn) {
+            VpnAdjRibIn vpnAdjRib = (VpnAdjRibIn) o;
+            log.debug("Update local RIB VPN prefix.");
+
+            Set<RouteDistinguisher> prefixKeysVpn = vpnAdjRib.vpnPrefixTree().keySet();
+            Map<BgpPrefixLSIdentifier, PathAttrNlriDetails> prefix;
+            for (RouteDistinguisher keyVpnPrefix : prefixKeysVpn) {
+                prefix = vpnAdjRib.vpnPrefixTree().get(keyVpnPrefix);
+
+                Set<BgpPrefixLSIdentifier> vpnPrefixKeys = prefix.keySet();
+                for (BgpPrefixLSIdentifier key : vpnPrefixKeys) {
+                    PathAttrNlriDetails pathAttrNlri = vpnAdjRib.prefixTree().get(key);
+                    BgpPrefixIPv4LSNlriVer4 prefixNlri = new BgpPrefixIPv4LSNlriVer4(pathAttrNlri.identifier(),
+                                                                                     pathAttrNlri.protocolID()
+                                                                                             .getType(), key,
+                                                                                     keyVpnPrefix, true);
+                    decisionProcess(prefixNlri, keyVpnPrefix);
+                }
+            }
+        }
+    }
+
+    /**
+     * Update localRIB.
+     *
+     * @param adjRibIn adjacency RIB-in
+     */
+    public void localRIBUpdate(AdjRibIn adjRibIn) {
+        log.debug("Update local RIB.");
+
+        localRIBUpdateNode(adjRibIn);
+        localRIBUpdateLink(adjRibIn);
+        localRIBUpdatePrefix(adjRibIn);
+    }
+
+    /**
+     * Update localRIB.
+     *
+     * @param vpnAdjRibIn VPN adjacency RIB-in
+     */
+    public void localRIBUpdate(VpnAdjRibIn vpnAdjRibIn) {
+        log.debug("Update VPN local RIB.");
+
+        localRIBUpdateNode(vpnAdjRibIn);
+        localRIBUpdateLink(vpnAdjRibIn);
+        localRIBUpdatePrefix(vpnAdjRibIn);
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass()).omitNullValues().add("nodeTree", nodeTree)
+                .add("linkTree", linkTree).add("prefixTree", prefixTree).add("vpnNodeTree", vpnNodeTree)
+                .add("vpnLinkTree", vpnLinkTree).add("vpnPrefixTree", vpnPrefixTree).toString();
+    }
+}
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpMessageDecoder.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpMessageDecoder.java
index 431c6210..431c6210 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpMessageDecoder.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpMessageDecoder.java
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpMessageEncoder.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpMessageEncoder.java
index 3e56d6ff..3e56d6ff 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpMessageEncoder.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpMessageEncoder.java
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPacketStatsImpl.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPacketStatsImpl.java
index 7494c814..7494c814 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPacketStatsImpl.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPacketStatsImpl.java
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPeerConfig.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPeerConfig.java
index a8eaee3c..a8eaee3c 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPeerConfig.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPeerConfig.java
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPeerImpl.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPeerImpl.java
index 57a924a8..e3f09f30 100644
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPeerImpl.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPeerImpl.java
@@ -28,6 +28,7 @@ import org.onlab.packet.IpAddress;
 import org.onosproject.bgp.controller.BgpController;
 import org.onosproject.bgp.controller.BgpPeer;
 import org.onosproject.bgp.controller.BgpSessionInfo;
+import org.onosproject.bgp.controller.BgpLocalRib;
 import org.onosproject.bgpio.exceptions.BgpParseException;
 import org.onosproject.bgpio.protocol.BgpFactories;
 import org.onosproject.bgpio.protocol.BgpFactory;
@@ -61,9 +62,28 @@ public class BgpPeerImpl implements BgpPeer {
     protected boolean isHandShakeComplete = false;
     private BgpSessionInfo sessionInfo;
     private BgpPacketStatsImpl pktStats;
+    private BgpLocalRib bgplocalRIB;
+    private BgpLocalRib bgplocalRIBVpn;
     private AdjRibIn adjRib;
     private VpnAdjRibIn vpnAdjRib;
 
+    /**
+     * Return the adjacency RIB-IN.
+     *
+     * @return adjRib the adjacency RIB-IN
+     */
+    public AdjRibIn adjacencyRib() {
+        return adjRib;
+    }
+
+    /**
+     * Return the adjacency RIB-IN with VPN.
+     *
+     * @return vpnAdjRib the adjacency RIB-IN with VPN
+     */
+    public VpnAdjRibIn vpnAdjacencyRib() {
+        return vpnAdjRib;
+    }
 
     @Override
     public BgpSessionInfo sessionInfo() {
@@ -81,6 +101,8 @@ public class BgpPeerImpl implements BgpPeer {
         this.bgpController = bgpController;
         this.sessionInfo = sessionInfo;
         this.pktStats = pktStats;
+        this.bgplocalRIB =  bgpController.bgpLocalRib();
+        this.bgplocalRIBVpn =  bgpController.bgpLocalRibVpn();
         this.adjRib = new AdjRibIn();
         this.vpnAdjRib = new VpnAdjRibIn();
     }
@@ -119,22 +141,31 @@ public class BgpPeerImpl implements BgpPeer {
                 PathAttrNlriDetails details = setPathAttrDetails(nlriInfo, pathAttr);
                 if (!((BgpNodeLSNlriVer4) nlriInfo).isVpnPresent()) {
                     adjRib.add(nlriInfo, details);
+                    bgplocalRIB.add(sessionInfo(), nlriInfo, details);
                 } else {
                     vpnAdjRib.addVpn(nlriInfo, details, ((BgpNodeLSNlriVer4) nlriInfo).getRouteDistinguisher());
+                    bgplocalRIBVpn.add(sessionInfo(), nlriInfo, details,
+                                       ((BgpNodeLSNlriVer4) nlriInfo).getRouteDistinguisher());
                 }
             } else if (nlriInfo instanceof BgpLinkLsNlriVer4) {
                 PathAttrNlriDetails details = setPathAttrDetails(nlriInfo, pathAttr);
                 if (!((BgpLinkLsNlriVer4) nlriInfo).isVpnPresent()) {
                     adjRib.add(nlriInfo, details);
+                    bgplocalRIB.add(sessionInfo(), nlriInfo, details);
                 } else {
                     vpnAdjRib.addVpn(nlriInfo, details, ((BgpLinkLsNlriVer4) nlriInfo).getRouteDistinguisher());
+                    bgplocalRIBVpn.add(sessionInfo(), nlriInfo, details,
+                                       ((BgpLinkLsNlriVer4) nlriInfo).getRouteDistinguisher());
                 }
             } else if (nlriInfo instanceof BgpPrefixIPv4LSNlriVer4) {
                 PathAttrNlriDetails details = setPathAttrDetails(nlriInfo, pathAttr);
                 if (!((BgpPrefixIPv4LSNlriVer4) nlriInfo).isVpnPresent()) {
                     adjRib.add(nlriInfo, details);
+                    bgplocalRIB.add(sessionInfo(), nlriInfo, details);
                 } else {
                     vpnAdjRib.addVpn(nlriInfo, details, ((BgpPrefixIPv4LSNlriVer4) nlriInfo).getRouteDistinguisher());
+                    bgplocalRIBVpn.add(sessionInfo(), nlriInfo, details,
+                                       ((BgpPrefixIPv4LSNlriVer4) nlriInfo).getRouteDistinguisher());
                 }
             }
         }
@@ -170,20 +201,26 @@ public class BgpPeerImpl implements BgpPeer {
             if (nlriInfo instanceof BgpNodeLSNlriVer4) {
                 if (!((BgpNodeLSNlriVer4) nlriInfo).isVpnPresent()) {
                     adjRib.remove(nlriInfo);
+                    bgplocalRIB.delete(nlriInfo);
                 } else {
                     vpnAdjRib.removeVpn(nlriInfo, ((BgpNodeLSNlriVer4) nlriInfo).getRouteDistinguisher());
+                    bgplocalRIBVpn.delete(nlriInfo, ((BgpNodeLSNlriVer4) nlriInfo).getRouteDistinguisher());
                 }
             } else if (nlriInfo instanceof BgpLinkLsNlriVer4) {
                 if (!((BgpLinkLsNlriVer4) nlriInfo).isVpnPresent()) {
                     adjRib.remove(nlriInfo);
+                    bgplocalRIB.delete(nlriInfo);
                 } else {
                     vpnAdjRib.removeVpn(nlriInfo, ((BgpLinkLsNlriVer4) nlriInfo).getRouteDistinguisher());
+                    bgplocalRIBVpn.delete(nlriInfo, ((BgpLinkLsNlriVer4) nlriInfo).getRouteDistinguisher());
                 }
             } else if (nlriInfo instanceof BgpPrefixIPv4LSNlriVer4) {
                 if (!((BgpPrefixIPv4LSNlriVer4) nlriInfo).isVpnPresent()) {
                     adjRib.remove(nlriInfo);
+                    bgplocalRIB.delete(nlriInfo);
                 } else {
                     vpnAdjRib.removeVpn(nlriInfo, ((BgpPrefixIPv4LSNlriVer4) nlriInfo).getRouteDistinguisher());
+                    bgplocalRIBVpn.delete(nlriInfo, ((BgpPrefixIPv4LSNlriVer4) nlriInfo).getRouteDistinguisher());
                 }
             }
         }
@@ -207,6 +244,18 @@ public class BgpPeerImpl implements BgpPeer {
         return vpnAdjRib;
     }
 
+    /**
+     * Update localRIB on peer disconnect.
+     *
+     */
+    public void updateLocalRIBOnPeerDisconnect() {
+        BgpLocalRibImpl localRib = (BgpLocalRibImpl) bgplocalRIB;
+        BgpLocalRibImpl localRibVpn = (BgpLocalRibImpl) bgplocalRIBVpn;
+
+        localRib.localRIBUpdate(adjacencyRib());
+        localRibVpn.localRIBUpdate(vpnAdjacencyRib());
+    }
+
     // ************************
     // Channel related
     // ************************
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPipelineFactory.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPipelineFactory.java
index 28e1041c..28e1041c 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPipelineFactory.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpPipelineFactory.java
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpSelectionAlgo.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpSelectionAlgo.java
index d3065f43..d3065f43 100644
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpSelectionAlgo.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpSelectionAlgo.java
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpSessionInfoImpl.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpSessionInfoImpl.java
index 33623dc2..33623dc2 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpSessionInfoImpl.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpSessionInfoImpl.java
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/Controller.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/Controller.java
index f02cee8a..f02cee8a 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/Controller.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/Controller.java
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/VpnAdjRibIn.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/VpnAdjRibIn.java
index 8a9ea91c..8a9ea91c 100644
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/VpnAdjRibIn.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/VpnAdjRibIn.java
diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/package-info.java b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/package-info.java
index fd4e9506..fd4e9506 100755
--- a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/package-info.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/package-info.java
diff --git a/framework/src/onos/bgp/ctl/src/test/java/org/onosproject/bgp/BgpControllerImplTest.java b/framework/src/onos/protocols/bgp/ctl/src/test/java/org/onosproject/bgp/BgpControllerImplTest.java
index 36b1d6fc..7549b922 100755
--- a/framework/src/onos/bgp/ctl/src/test/java/org/onosproject/bgp/BgpControllerImplTest.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/test/java/org/onosproject/bgp/BgpControllerImplTest.java
@@ -110,9 +110,15 @@ public class BgpControllerImplTest {
 
     @Test
     public void bgpOpenMessageTest1() throws InterruptedException {
+        short afi = 16388;
+        byte res = 0;
+        byte safi = 71;
         peer1.peerChannelHandler.asNumber = 200;
         peer1.peerChannelHandler.version = 4;
         peer1.peerChannelHandler.holdTime = 120;
+        bgpControllerImpl.getConfig().setLsCapability(true);
+        BgpValueType tempTlv1 = new MultiProtocolExtnCapabilityTlv(afi, res, safi);
+        peer1.peerChannelHandler.capabilityTlv.add(tempTlv1);
         peer1.connect(connectToSocket);
         boolean result;
         result = peer1.peerFrameDecoder.receivedOpenMessageLatch.await(
@@ -128,16 +134,26 @@ public class BgpControllerImplTest {
     @Test
     public void bgpOpenMessageTest2() throws InterruptedException {
         // Open message with as number which is not configured at peer
+        short afi = 16388;
+        byte res = 0;
+        byte safi = 71;
         peer1.peerChannelHandler.asNumber = 500;
         peer1.peerChannelHandler.version = 4;
         peer1.peerChannelHandler.holdTime = 120;
+        bgpControllerImpl.getConfig().setLsCapability(true);
+        BgpValueType tempTlv1 = new MultiProtocolExtnCapabilityTlv(afi, res, safi);
+        peer1.peerChannelHandler.capabilityTlv.add(tempTlv1);
         peer1.connect(connectToSocket);
 
         boolean result;
+        result = peer1.peerFrameDecoder.receivedOpenMessageLatch.await(MESSAGE_TIMEOUT_MS, TimeUnit.MILLISECONDS);
+        assertThat(result, is(true));
+        result = peer1.peerFrameDecoder.receivedKeepaliveMessageLatch.await(MESSAGE_TIMEOUT_MS, TimeUnit.MILLISECONDS);
+        assertThat(result, is(true));
         result = peer1.peerFrameDecoder.receivedNotificationMessageLatch.await(
             MESSAGE_TIMEOUT_MS,
             TimeUnit.MILLISECONDS);
-        assertThat(result, is(true));
+        assertThat(result, is(false));
     }
 
     @Test
@@ -201,6 +217,9 @@ public class BgpControllerImplTest {
     @Test
     public void bgpOpenMessageTest6() throws InterruptedException {
         // Open message with as4 capability
+        short afi = 16388;
+        byte res = 0;
+        byte safi = 71;
         peer1.peerChannelHandler.asNumber = 200;
         peer1.peerChannelHandler.version = 4;
         peer1.peerChannelHandler.holdTime = 120;
@@ -208,6 +227,9 @@ public class BgpControllerImplTest {
         bgpControllerImpl.getConfig().setLargeASCapability(true);
         BgpValueType tempTlv = new FourOctetAsNumCapabilityTlv(200);
         peer1.peerChannelHandler.capabilityTlv.add(tempTlv);
+        bgpControllerImpl.getConfig().setLsCapability(true);
+        BgpValueType tempTlv1 = new MultiProtocolExtnCapabilityTlv(afi, res, safi);
+        peer1.peerChannelHandler.capabilityTlv.add(tempTlv1);
         peer1.connect(connectToSocket);
 
         boolean result;
diff --git a/framework/src/onos/bgp/ctl/src/test/java/org/onosproject/bgp/BgpPeerChannelHandlerTest.java b/framework/src/onos/protocols/bgp/ctl/src/test/java/org/onosproject/bgp/BgpPeerChannelHandlerTest.java
index 26ed36d8..26ed36d8 100755
--- a/framework/src/onos/bgp/ctl/src/test/java/org/onosproject/bgp/BgpPeerChannelHandlerTest.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/test/java/org/onosproject/bgp/BgpPeerChannelHandlerTest.java
diff --git a/framework/src/onos/bgp/ctl/src/test/java/org/onosproject/bgp/BgpPeerFrameDecoderTest.java b/framework/src/onos/protocols/bgp/ctl/src/test/java/org/onosproject/bgp/BgpPeerFrameDecoderTest.java
index 7767053f..7767053f 100755
--- a/framework/src/onos/bgp/ctl/src/test/java/org/onosproject/bgp/BgpPeerFrameDecoderTest.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/test/java/org/onosproject/bgp/BgpPeerFrameDecoderTest.java
diff --git a/framework/src/onos/bgp/ctl/src/test/java/org/onosproject/controller/impl/BgpSelectionAlgoTest.java b/framework/src/onos/protocols/bgp/ctl/src/test/java/org/onosproject/controller/impl/BgpSelectionAlgoTest.java
index 7c0fa417..7c0fa417 100644
--- a/framework/src/onos/bgp/ctl/src/test/java/org/onosproject/controller/impl/BgpSelectionAlgoTest.java
+++ b/framework/src/onos/protocols/bgp/ctl/src/test/java/org/onosproject/controller/impl/BgpSelectionAlgoTest.java
diff --git a/framework/src/onos/bgp/pom.xml b/framework/src/onos/protocols/bgp/pom.xml
index 941168ba..3b28181e 100755
--- a/framework/src/onos/bgp/pom.xml
+++ b/framework/src/onos/protocols/bgp/pom.xml
@@ -21,7 +21,7 @@
 
     <parent>
         <groupId>org.onosproject</groupId>
-        <artifactId>onos</artifactId>
+        <artifactId>onos-protocols</artifactId>
         <version>1.4.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
@@ -37,24 +37,4 @@
         <module>bgpio</module>
     </modules>
 
-    <dependencies>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-misc</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-junit</artifactId>
-        </dependency>
-    </dependencies>
-
-    <build>
-        <plugins>
-            <plugin>
-                <groupId>org.apache.felix</groupId>
-                <artifactId>maven-bundle-plugin</artifactId>
-            </plugin>
-        </plugins>
-    </build>
-
 </project>
diff --git a/framework/src/onos/protocols/netconf/api/pom.xml b/framework/src/onos/protocols/netconf/api/pom.xml
index ed8a5302..062ec932 100644
--- a/framework/src/onos/protocols/netconf/api/pom.xml
+++ b/framework/src/onos/protocols/netconf/api/pom.xml
@@ -14,18 +14,23 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
-    xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+<project
+        xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+        xmlns="http://maven.apache.org/POM/4.0.0"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-netconf</artifactId>
         <version>1.4.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
     </parent>
+
     <artifactId>onos-netconf-api</artifactId>
     <packaging>bundle</packaging>
 
     <description>ONOS NETCONF plugin API</description>
+
     <dependencies>
         <dependency>
             <groupId>commons-pool</groupId>
diff --git a/framework/src/onos/protocols/netconf/ctl/pom.xml b/framework/src/onos/protocols/netconf/ctl/pom.xml
index e022acba..bae59f07 100644
--- a/framework/src/onos/protocols/netconf/ctl/pom.xml
+++ b/framework/src/onos/protocols/netconf/ctl/pom.xml
@@ -28,6 +28,8 @@
     <artifactId>onos-netconf-ctl</artifactId>
     <packaging>bundle</packaging>
 
+    <description>ONOS NETCONF plugin controller</description>
+
     <dependencies>
         <dependency>
             <groupId>org.osgi</groupId>
@@ -86,6 +88,10 @@
                     </instructions>
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>org.apache.felix</groupId>
+                <artifactId>maven-scr-plugin</artifactId>
+            </plugin>
         </plugins>
     </build>
 </project>
diff --git a/framework/src/onos/protocols/netconf/pom.xml b/framework/src/onos/protocols/netconf/pom.xml
index d2f5c432..f0d6ca70 100644
--- a/framework/src/onos/protocols/netconf/pom.xml
+++ b/framework/src/onos/protocols/netconf/pom.xml
@@ -34,22 +34,10 @@
         <module>ctl</module>
     </modules>
 
-    <description>ONOS NETCONF southbound libraries</description>
+    <description>ONOS NETCONF southbound plugin</description>
+
     <dependencies>
         <dependency>
-            <groupId>junit</groupId>
-            <artifactId>junit</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-misc</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-junit</artifactId>
-        </dependency>
-        <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-buffer</artifactId>
         </dependency>
@@ -63,21 +51,9 @@
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
-            <artifactId>onos-core-net</artifactId>
+            <artifactId>onos-api</artifactId>
             <version>${project.version}</version>
         </dependency>
     </dependencies>
 
-    <build>
-        <plugins>
-            <plugin>
-                <groupId>org.apache.felix</groupId>
-                <artifactId>maven-bundle-plugin</artifactId>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.felix</groupId>
-                <artifactId>maven-scr-plugin</artifactId>
-            </plugin>
-        </plugins>
-    </build>
 </project>
diff --git a/framework/src/onos/protocols/netconf/rfc/pom.xml b/framework/src/onos/protocols/netconf/rfc/pom.xml
index 832937bc..fa1e06e2 100644
--- a/framework/src/onos/protocols/netconf/rfc/pom.xml
+++ b/framework/src/onos/protocols/netconf/rfc/pom.xml
@@ -27,4 +27,5 @@
 
     <artifactId>onos-netconf-rfc</artifactId>
     <packaging>bundle</packaging>
+
 </project>
diff --git a/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/ExtensionSelectorInterpreter.java b/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/ExtensionSelectorInterpreter.java
new file mode 100644
index 00000000..7336c3c6
--- /dev/null
+++ b/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/ExtensionSelectorInterpreter.java
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.openflow.controller;
+
+import com.google.common.annotations.Beta;
+import org.onosproject.net.driver.HandlerBehaviour;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
+import org.onosproject.net.flow.criteria.ExtensionSelectorType;
+import org.projectfloodlight.openflow.protocol.OFFactory;
+import org.projectfloodlight.openflow.protocol.oxm.OFOxm;
+
+/**
+ * Interprets extension selectors and converts them to/from OpenFlow objects.
+ */
+@Beta
+public interface ExtensionSelectorInterpreter extends HandlerBehaviour {
+
+    /**
+     * Returns true if the given extension selector is supported by this
+     * driver.
+     *
+     * @param extensionSelectorType extension selector type
+     * @return true if the instruction is supported, otherwise false
+     */
+    boolean supported(ExtensionSelectorType extensionSelectorType);
+
+    /**
+     * Maps an extension selector to an OpenFlow OXM.
+     *
+     * @param factory OpenFlow factory
+     * @param extensionSelector extension selector
+     * @return OpenFlow action
+     */
+    OFOxm<?> mapSelector(OFFactory factory, ExtensionSelector extensionSelector);
+
+    /**
+     * Maps an OpenFlow OXM to an extension selector.
+     *
+     * @param oxm OpenFlow OXM
+     * @return extension selector
+     */
+    ExtensionSelector mapOxm(OFOxm<?> oxm);
+}
diff --git a/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/ExtensionTreatmentInterpreter.java b/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/ExtensionTreatmentInterpreter.java
index dc57977f..88a5353d 100644
--- a/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/ExtensionTreatmentInterpreter.java
+++ b/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/ExtensionTreatmentInterpreter.java
@@ -24,34 +24,34 @@ import org.projectfloodlight.openflow.protocol.OFFactory;
 import org.projectfloodlight.openflow.protocol.action.OFAction;
 
 /**
- * Interprets extension instructions and converts them to/from OpenFlow objects.
+ * Interprets extension treatments and converts them to/from OpenFlow objects.
  */
 @Beta
 public interface ExtensionTreatmentInterpreter extends HandlerBehaviour {
 
     /**
-     * Returns true if the given extension instruction is supported by this
+     * Returns true if the given extension treatment is supported by this
      * driver.
      *
-     * @param extensionTreatmentType extension instruction type
-     * @return true if the instruction is supported, otherwise false
+     * @param extensionTreatmentType extension treatment type
+     * @return true if the extension is supported, otherwise false
      */
     boolean supported(ExtensionTreatmentType extensionTreatmentType);
 
     /**
-     * Maps an extension instruction to an OpenFlow action.
+     * Maps an extension treatment to an OpenFlow action.
      *
      * @param factory OpenFlow factory
-     * @param extensionTreatment extension instruction
+     * @param extensionTreatment extension treatment
      * @return OpenFlow action
      */
     OFAction mapInstruction(OFFactory factory, ExtensionTreatment extensionTreatment);
 
     /**
-     * Maps an OpenFlow action to an extension instruction.
+     * Maps an OpenFlow action to an extension treatment.
      *
      * @param action OpenFlow action
-     * @return extension instruction
+     * @return extension treatment
      */
     ExtensionTreatment mapAction(OFAction action);
 
diff --git a/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/AbstractOpenFlowSwitch.java b/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/AbstractOpenFlowSwitch.java
index c7174192..08444b17 100644
--- a/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/AbstractOpenFlowSwitch.java
+++ b/framework/src/onos/protocols/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/AbstractOpenFlowSwitch.java
@@ -98,6 +98,7 @@ public abstract class AbstractOpenFlowSwitch extends AbstractHandlerBehaviour
 
     @Override
     public final void disconnectSwitch() {
+        setConnected(false);
         this.channel.close();
     }
 
diff --git a/framework/src/onos/protocols/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java b/framework/src/onos/protocols/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java
index b97c3362..b410158e 100644
--- a/framework/src/onos/protocols/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java
+++ b/framework/src/onos/protocols/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java
@@ -27,6 +27,7 @@ import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.Service;
 import org.onosproject.cfg.ComponentConfigService;
+import org.onosproject.core.CoreService;
 import org.onosproject.net.driver.DefaultDriverProviderService;
 import org.onosproject.net.driver.DriverService;
 import org.onosproject.openflow.controller.DefaultOpenFlowPacketContext;
@@ -83,6 +84,7 @@ import static org.onlab.util.Tools.groupedThreads;
 @Component(immediate = true)
 @Service
 public class OpenFlowControllerImpl implements OpenFlowController {
+    private static final String APP_ID = "org.onosproject.openflow-base";
     private static final String DEFAULT_OFPORT = "6633,6653";
     private static final int DEFAULT_WORKER_THREADS = 16;
 
@@ -90,6 +92,9 @@ public class OpenFlowControllerImpl implements OpenFlowController {
             LoggerFactory.getLogger(OpenFlowControllerImpl.class);
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected CoreService coreService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected DriverService driverService;
 
     // References exists merely for sequencing purpose to assure drivers are loaded
@@ -147,15 +152,24 @@ public class OpenFlowControllerImpl implements OpenFlowController {
 
     @Activate
     public void activate(ComponentContext context) {
+        coreService.registerApplication(APP_ID, this::preDeactivate);
         cfgService.registerProperties(getClass());
         ctrl.setConfigParams(context.getProperties());
         ctrl.start(agent, driverService);
     }
 
+    private void preDeactivate() {
+        // Close listening channel and all OF channels before deactivating
+        ctrl.stop();
+        connectedSwitches.values().forEach(OpenFlowSwitch::disconnectSwitch);
+    }
+
     @Deactivate
     public void deactivate() {
         cfgService.unregisterProperties(getClass(), false);
-        ctrl.stop();
+        connectedSwitches.clear();
+        activeMasterSwitches.clear();
+        activeEqualSwitches.clear();
     }
 
     @Modified
diff --git a/framework/src/onos/protocols/openflow/ctl/src/test/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImplTest.java b/framework/src/onos/protocols/openflow/ctl/src/test/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImplTest.java
index e079c590..56d422a9 100644
--- a/framework/src/onos/protocols/openflow/ctl/src/test/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImplTest.java
+++ b/framework/src/onos/protocols/openflow/ctl/src/test/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImplTest.java
@@ -32,6 +32,7 @@ import org.junit.Before;
 import org.junit.Test;
 import org.onlab.junit.TestTools;
 import org.onosproject.cfg.ComponentConfigService;
+import org.onosproject.core.CoreService;
 import org.onosproject.openflow.OpenflowSwitchDriverAdapter;
 import org.onosproject.openflow.controller.Dpid;
 import org.onosproject.openflow.controller.OpenFlowSwitch;
@@ -127,6 +128,10 @@ public class OpenFlowControllerImplTest {
         switchListener = new TestSwitchListener();
         controller.addListener(switchListener);
 
+        CoreService mockCoreService =
+                EasyMock.createMock(CoreService.class);
+        controller.coreService = mockCoreService;
+
         ComponentConfigService mockConfigService =
                 EasyMock.createMock(ComponentConfigService.class);
         expect(mockConfigService.getProperties(anyObject())).andReturn(ImmutableSet.of());
diff --git a/framework/src/onos/protocols/openflow/pom.xml b/framework/src/onos/protocols/openflow/pom.xml
index 5a136a19..3bf976b5 100644
--- a/framework/src/onos/protocols/openflow/pom.xml
+++ b/framework/src/onos/protocols/openflow/pom.xml
@@ -38,20 +38,6 @@
 
     <dependencies>
         <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-misc</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-junit</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>junit</groupId>
-            <artifactId>junit</artifactId>
-            <version>4.11</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
             <groupId>org.hamcrest</groupId>
             <artifactId>hamcrest-core</artifactId>
             <version>1.3</version>
@@ -74,13 +60,4 @@
         </dependency>
     </dependencies>
 
-    <build>
-        <plugins>
-            <plugin>
-                <groupId>org.apache.felix</groupId>
-                <artifactId>maven-bundle-plugin</artifactId>
-            </plugin>
-        </plugins>
-    </build>
-
 </project>
diff --git a/framework/src/onos/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/driver/DefaultOvsdbClient.java b/framework/src/onos/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/driver/DefaultOvsdbClient.java
index 8a661ab9..5f72606d 100644
--- a/framework/src/onos/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/driver/DefaultOvsdbClient.java
+++ b/framework/src/onos/protocols/ovsdb/api/src/main/java/org/onosproject/ovsdb/controller/driver/DefaultOvsdbClient.java
@@ -578,16 +578,7 @@ public class DefaultOvsdbClient
             return false;
         }
 
-        String bridgeUuid = getBridgeUuid(bridgeName);
-        if (bridgeUuid != null) {
-            log.warn("Bridge {} is already exist", bridgeName);
-            // remove existing one and re-create?
-            return false;
-        }
-
         Bridge bridge = (Bridge) TableGenerator.createTable(dbSchema, OvsdbTable.BRIDGE);
-        bridge.setName(bridgeName);
-
         Set<String> failMode = new HashSet<>(Arrays.asList("secure"));
         bridge.setFailMode(failMode);
 
@@ -598,9 +589,15 @@ public class DefaultOvsdbClient
         options.put("datapath-id", dpid);
         bridge.setOtherConfig(options);
 
-        bridgeUuid = insertConfig(OvsdbConstant.BRIDGE, "_uuid",
-                                  OvsdbConstant.DATABASENAME, "bridges",
-                                  ovsUuid, bridge.getRow());
+        String bridgeUuid = getBridgeUuid(bridgeName);
+        if (bridgeUuid == null) {
+            bridge.setName(bridgeName);
+            bridgeUuid = insertConfig(OvsdbConstant.BRIDGE, "_uuid",
+                                      OvsdbConstant.DATABASENAME, "bridges",
+                                      ovsUuid, bridge.getRow());
+        } else {
+            updateConfig(OvsdbConstant.BRIDGE, "_uuid", bridgeUuid, bridge.getRow());
+        }
 
         if (bridgeUuid != null) {
             createPort(bridgeName, bridgeName);
diff --git a/framework/src/onos/protocols/ovsdb/pom.xml b/framework/src/onos/protocols/ovsdb/pom.xml
index 930978a4..03e9d98c 100644
--- a/framework/src/onos/protocols/ovsdb/pom.xml
+++ b/framework/src/onos/protocols/ovsdb/pom.xml
@@ -20,29 +20,24 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.onosproject</groupId>
-        <artifactId>onos</artifactId>
+        <artifactId>onos-protocols</artifactId>
         <version>1.4.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
     </parent>
+
     <artifactId>onos-ovsdb</artifactId>
-    <name>onos-ovsdb</name>
     <packaging>pom</packaging>
 
     <description>ONOS OVSDB southbound plugin</description>
+
+    <modules>
+        <module>api</module>
+        <module>rfc</module>
+        <module>ctl</module>
+    </modules>
+
     <dependencies>
         <dependency>
-            <groupId>junit</groupId>
-            <artifactId>junit</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-misc</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-junit</artifactId>
-        </dependency>
-        <dependency>
           <groupId>io.netty</groupId>
           <artifactId>netty-buffer</artifactId>
         </dependency>
@@ -52,18 +47,4 @@
         </dependency>
     </dependencies>
 
-    <build>
-        <plugins>
-            <plugin>
-                <groupId>org.apache.felix</groupId>
-                <artifactId>maven-bundle-plugin</artifactId>
-            </plugin>
-        </plugins>
-    </build>
-
-    <modules>
-        <module>api</module>
-        <module>rfc</module>
-        <module>ctl</module>
-    </modules>
 </project>
\ No newline at end of file
diff --git a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/ISISAreaIdentifierTlv.java b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/ISISAreaIdentifierTlv.java
index 648dbb66..f9fb4f89 100644
--- a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/ISISAreaIdentifierTlv.java
+++ b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/ISISAreaIdentifierTlv.java
@@ -15,6 +15,7 @@
  */
 package org.onosproject.pcepio.types;
 
+import java.util.Arrays;
 import java.util.Objects;
 
 import org.jboss.netty.buffer.ChannelBuffer;
@@ -100,7 +101,7 @@ public class ISISAreaIdentifierTlv implements PcepValueType {
 
     @Override
     public int hashCode() {
-        return Objects.hash(rawValue);
+        return Objects.hash(Arrays.hashCode(rawValue), rawValue.length);
     }
 
     @Override
@@ -110,7 +111,7 @@ public class ISISAreaIdentifierTlv implements PcepValueType {
         }
         if (obj instanceof ISISAreaIdentifierTlv) {
             ISISAreaIdentifierTlv other = (ISISAreaIdentifierTlv) obj;
-            return Objects.equals(hLength, other.hLength) && Objects.equals(rawValue, other.rawValue);
+            return Objects.equals(hLength, other.hLength) && Arrays.equals(rawValue, other.rawValue);
         }
         return false;
     }
diff --git a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/LinkNameTlv.java b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/LinkNameTlv.java
index aa0f11a7..34dea5ba 100644
--- a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/LinkNameTlv.java
+++ b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/LinkNameTlv.java
@@ -15,8 +15,7 @@
  */
 package org.onosproject.pcepio.types;
 
-import java.util.Objects;
-
+import java.util.Arrays;
 import org.jboss.netty.buffer.ChannelBuffer;
 import org.onosproject.pcepio.protocol.PcepVersion;
 import org.slf4j.Logger;
@@ -100,7 +99,7 @@ public class LinkNameTlv implements PcepValueType {
 
     @Override
     public int hashCode() {
-        return Objects.hash(rawValue);
+        return Arrays.hashCode(rawValue);
     }
 
     @Override
@@ -110,7 +109,7 @@ public class LinkNameTlv implements PcepValueType {
         }
         if (obj instanceof LinkNameTlv) {
             LinkNameTlv other = (LinkNameTlv) obj;
-            return Objects.equals(rawValue, other.rawValue);
+            return Arrays.equals(this.rawValue, other.rawValue);
         }
         return false;
     }
diff --git a/framework/src/onos/protocols/pcep/pom.xml b/framework/src/onos/protocols/pcep/pom.xml
index c8e4222d..466b0c3c 100755
--- a/framework/src/onos/protocols/pcep/pom.xml
+++ b/framework/src/onos/protocols/pcep/pom.xml
@@ -37,24 +37,4 @@
         <module>pcepio</module>
     </modules>
 
-    <dependencies>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-misc</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-junit</artifactId>
-        </dependency>
-    </dependencies>
-
-    <build>
-        <plugins>
-            <plugin>
-                <groupId>org.apache.felix</groupId>
-                <artifactId>maven-bundle-plugin</artifactId>
-            </plugin>
-        </plugins>
-    </build>
-
 </project>
diff --git a/framework/src/onos/protocols/pom.xml b/framework/src/onos/protocols/pom.xml
index bcdc58b8..25219fa0 100644
--- a/framework/src/onos/protocols/pom.xml
+++ b/framework/src/onos/protocols/pom.xml
@@ -29,19 +29,30 @@
     <artifactId>onos-protocols</artifactId>
     <packaging>pom</packaging>
 
-    <description>ONOS south-bound protocols</description>
+    <description>ONOS southbound protocols</description>
 
     <modules>
         <module>openflow</module>
         <module>netconf</module>
         <module>pcep</module>
         <module>ovsdb</module>
-        <!--
         <module>bgp</module>
-        -->
     </modules>
 
     <dependencies>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onlab-misc</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onlab-junit</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>
diff --git a/framework/src/onos/providers/bgp/topology/src/test/java/org/onosproject/provider/bgp/topology/impl/BgpTopologyProviderTest.java b/framework/src/onos/providers/bgp/topology/src/test/java/org/onosproject/provider/bgp/topology/impl/BgpTopologyProviderTest.java
index 30bb4470..37576e44 100755
--- a/framework/src/onos/providers/bgp/topology/src/test/java/org/onosproject/provider/bgp/topology/impl/BgpTopologyProviderTest.java
+++ b/framework/src/onos/providers/bgp/topology/src/test/java/org/onosproject/provider/bgp/topology/impl/BgpTopologyProviderTest.java
@@ -31,6 +31,7 @@ import org.onosproject.bgp.controller.BgpCfg;
 import org.onosproject.bgp.controller.BgpController;
 import org.onosproject.bgp.controller.BgpId;
 import org.onosproject.bgp.controller.BgpPeer;
+import org.onosproject.bgp.controller.BgpLocalRib;
 import org.onosproject.bgp.controller.BgpNodeListener;
 import org.onosproject.bgp.controller.BgpPeerManager;
 import org.onosproject.bgpio.exceptions.BgpParseException;
@@ -208,6 +209,17 @@ public class BgpTopologyProviderTest {
             return 0;
         }
 
+        @Override
+        public BgpLocalRib bgpLocalRibVpn() {
+            // TODO Auto-generated method stub
+            return null;
+        }
+
+        @Override
+        public BgpLocalRib bgpLocalRib() {
+            // TODO Auto-generated method stub
+            return null;
+        }
 
         @Override
         public BgpPeerManager peerManager() {
diff --git a/framework/src/onos/providers/lldp/src/main/java/org/onosproject/provider/lldp/impl/LldpLinkProvider.java b/framework/src/onos/providers/lldp/src/main/java/org/onosproject/provider/lldp/impl/LldpLinkProvider.java
index 94abebaa..668d59c0 100644
--- a/framework/src/onos/providers/lldp/src/main/java/org/onosproject/provider/lldp/impl/LldpLinkProvider.java
+++ b/framework/src/onos/providers/lldp/src/main/java/org/onosproject/provider/lldp/impl/LldpLinkProvider.java
@@ -570,7 +570,7 @@ public class LldpLinkProvider extends AbstractProvider implements LinkProvider {
                 case DEVICE_AVAILABILITY_CHANGED:
                     if (deviceService.isAvailable(deviceId)) {
                         log.debug("Device up {}", deviceId);
-                        updateDevice(device);
+                        updateDevice(device).ifPresent(ld -> updatePorts(ld, deviceId));
                     } else {
                         log.debug("Device down {}", deviceId);
                         removeDevice(deviceId);
diff --git a/framework/src/onos/providers/netcfghost/pom.xml b/framework/src/onos/providers/netcfghost/pom.xml
new file mode 100644
index 00000000..15363c8d
--- /dev/null
+++ b/framework/src/onos/providers/netcfghost/pom.xml
@@ -0,0 +1,65 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2014 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>onos-providers</artifactId>
+        <groupId>org.onosproject</groupId>
+        <version>1.4.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>onos-netcfg-host-provider</artifactId>
+    <packaging>bundle</packaging>
+
+    <description>
+        Host provider that uses network config service to discover hosts.
+    </description>
+    <url>http://onosproject.org</url>
+
+    <properties>
+        <onos.app.name>org.onosproject.netcfghostprovider</onos.app.name>
+        <onos.app.origin>ON.Lab</onos.app.origin>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-api</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onlab-osgi</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.11</version>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.easymock</groupId>
+            <artifactId>easymock</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+</project>
diff --git a/framework/src/onos/providers/netcfghost/src/main/java/org/onosproject/provider/netcfghost/NetworkConfigHostProvider.java b/framework/src/onos/providers/netcfghost/src/main/java/org/onosproject/provider/netcfghost/NetworkConfigHostProvider.java
new file mode 100644
index 00000000..767cfb7f
--- /dev/null
+++ b/framework/src/onos/providers/netcfghost/src/main/java/org/onosproject/provider/netcfghost/NetworkConfigHostProvider.java
@@ -0,0 +1,196 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.provider.netcfghost;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.MacAddress;
+import org.onlab.packet.VlanId;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.CoreService;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.Host;
+import org.onosproject.net.HostId;
+import org.onosproject.net.HostLocation;
+import org.onosproject.net.config.NetworkConfigEvent;
+import org.onosproject.net.config.NetworkConfigListener;
+import org.onosproject.net.config.NetworkConfigRegistry;
+import org.onosproject.net.config.basics.BasicHostConfig;
+import org.onosproject.net.host.DefaultHostDescription;
+import org.onosproject.net.host.HostDescription;
+import org.onosproject.net.host.HostProvider;
+import org.onosproject.net.host.HostProviderRegistry;
+import org.onosproject.net.host.HostProviderService;
+import org.onosproject.net.provider.AbstractProvider;
+import org.onosproject.net.provider.ProviderId;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import java.util.Set;
+
+/**
+ * Host provider that uses network config service to discover hosts.
+ */
+@Component(immediate = true)
+public class NetworkConfigHostProvider extends AbstractProvider implements HostProvider {
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected CoreService coreService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected HostProviderRegistry providerRegistry;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected NetworkConfigRegistry networkConfigRegistry;
+
+    private static final String APP_NAME = "org.onosproject.provider.netcfghost";
+    private ApplicationId appId;
+    protected HostProviderService providerService;
+
+    private final Logger log = LoggerFactory.getLogger(getClass());
+    private final InternalNetworkConfigListener networkConfigListener =
+            new InternalNetworkConfigListener();
+
+    /**
+     * Creates an network config host location provider.
+     */
+    public NetworkConfigHostProvider() {
+        super(new ProviderId("host", APP_NAME));
+    }
+
+    @Activate
+    protected void activate() {
+        appId = coreService.registerApplication(APP_NAME);
+        providerService = providerRegistry.register(this);
+        networkConfigRegistry.addListener(networkConfigListener);
+        readInitialConfig();
+        log.info("Started");
+    }
+
+    @Deactivate
+    protected void deactivate() {
+        networkConfigRegistry.removeListener(networkConfigListener);
+        providerRegistry.unregister(this);
+        providerService = null;
+        log.info("Stopped");
+    }
+
+    @Override
+    public void triggerProbe(Host host) {
+        /*
+         * Note: In CORD deployment, we assume that all hosts are configured.
+         * Therefore no probe is required.
+         */
+    }
+
+    /**
+     * Adds host information.
+     * IP information will be appended if host exists.
+     *
+     * @param mac MAC address of the host
+     * @param vlan VLAN ID of the host
+     * @param hloc Location of the host
+     * @param ips Set of IP addresses of the host
+     */
+    protected void addHost(MacAddress mac, VlanId vlan, HostLocation hloc, Set<IpAddress> ips) {
+        HostId hid = HostId.hostId(mac, vlan);
+        HostDescription desc = new DefaultHostDescription(mac, vlan, hloc, ips);
+        providerService.hostDetected(hid, desc, false);
+    }
+
+    /**
+     * Updates host information.
+     * IP information will be replaced if host exists.
+     *
+     * @param mac MAC address of the host
+     * @param vlan VLAN ID of the host
+     * @param hloc Location of the host
+     * @param ips Set of IP addresses of the host
+     */
+    protected void updateHost(MacAddress mac, VlanId vlan, HostLocation hloc, Set<IpAddress> ips) {
+        HostId hid = HostId.hostId(mac, vlan);
+        HostDescription desc = new DefaultHostDescription(mac, vlan, hloc, ips);
+        providerService.hostDetected(hid, desc, true);
+    }
+
+    /**
+     * Removes host information.
+     *
+     * @param mac MAC address of the host
+     * @param vlan VLAN ID of the host
+     */
+    protected void removeHost(MacAddress mac, VlanId vlan) {
+        HostId hid = HostId.hostId(mac, vlan);
+        providerService.hostVanished(hid);
+    }
+
+    private void readInitialConfig() {
+        networkConfigRegistry.getSubjects(HostId.class).forEach(hostId -> {
+            MacAddress mac = hostId.mac();
+            VlanId vlan = hostId.vlanId();
+            BasicHostConfig hostConfig =
+                    networkConfigRegistry.getConfig(hostId, BasicHostConfig.class);
+            Set<IpAddress> ipAddresses = hostConfig.ipAddresses();
+            ConnectPoint location = hostConfig.location();
+            HostLocation hloc = new HostLocation(location, System.currentTimeMillis());
+            addHost(mac, vlan, hloc, ipAddresses);
+        });
+    }
+
+    private class InternalNetworkConfigListener implements NetworkConfigListener {
+        @Override
+        public void event(NetworkConfigEvent event) {
+            // Do not process non-host, register and unregister events
+            if (!event.configClass().equals(BasicHostConfig.class) ||
+                    event.type() == NetworkConfigEvent.Type.CONFIG_REGISTERED ||
+                    event.type() == NetworkConfigEvent.Type.CONFIG_UNREGISTERED) {
+                return;
+            }
+
+            HostId hostId = (HostId) event.subject();
+            MacAddress mac = hostId.mac();
+            VlanId vlan = hostId.vlanId();
+            BasicHostConfig hostConfig =
+                    networkConfigRegistry.getConfig(hostId, BasicHostConfig.class);
+            Set<IpAddress> ipAddresses = null;
+            HostLocation hloc = null;
+
+            // Note: There will be no config presented in the CONFIG_REMOVE case
+            if (hostConfig != null) {
+                ipAddresses = hostConfig.ipAddresses();
+                ConnectPoint location = hostConfig.location();
+                hloc = new HostLocation(location, System.currentTimeMillis());
+            }
+
+            switch (event.type()) {
+                case CONFIG_ADDED:
+                    addHost(mac, vlan, hloc, ipAddresses);
+                    break;
+                case CONFIG_UPDATED:
+                    updateHost(mac, vlan, hloc, ipAddresses);
+                    break;
+                case CONFIG_REMOVED:
+                    removeHost(mac, vlan);
+                    break;
+                default:
+                    break;
+            }
+        }
+    }
+}
diff --git a/framework/src/onos/providers/netcfghost/src/main/java/org/onosproject/provider/netcfghost/package-info.java b/framework/src/onos/providers/netcfghost/src/main/java/org/onosproject/provider/netcfghost/package-info.java
new file mode 100644
index 00000000..a56b9a80
--- /dev/null
+++ b/framework/src/onos/providers/netcfghost/src/main/java/org/onosproject/provider/netcfghost/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Host provider that uses network config service to discover hosts.
+ */
+package org.onosproject.provider.netcfghost;
diff --git a/framework/src/onos/providers/netcfghost/src/test/java/org/onosproject/provider/netcfghost/NetworkConfigHostProviderTest.java b/framework/src/onos/providers/netcfghost/src/test/java/org/onosproject/provider/netcfghost/NetworkConfigHostProviderTest.java
new file mode 100644
index 00000000..a4f057cf
--- /dev/null
+++ b/framework/src/onos/providers/netcfghost/src/test/java/org/onosproject/provider/netcfghost/NetworkConfigHostProviderTest.java
@@ -0,0 +1,132 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.provider.netcfghost;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.MacAddress;
+import org.onlab.packet.VlanId;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.HostId;
+import org.onosproject.net.HostLocation;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.host.DefaultHostDescription;
+import org.onosproject.net.host.HostDescription;
+import org.onosproject.net.host.HostProvider;
+import org.onosproject.net.host.HostProviderService;
+import org.onosproject.net.provider.AbstractProviderService;
+
+import java.util.HashSet;
+import java.util.Set;
+
+import static org.hamcrest.Matchers.is;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertThat;
+
+/**
+ * Set of tests of the host location provider for CORD.
+ */
+public class NetworkConfigHostProviderTest {
+    private NetworkConfigHostProvider provider = new NetworkConfigHostProvider();
+    private MockHostProviderService providerService = new MockHostProviderService(provider);
+
+    private MacAddress mac = MacAddress.valueOf("c0:ff:ee:c0:ff:ee");
+    private VlanId vlan = VlanId.vlanId(VlanId.UNTAGGED);
+    private DeviceId deviceId = DeviceId.deviceId("of:0000000000000001");
+    private PortNumber port = PortNumber.portNumber(5);
+    private HostLocation hloc = new HostLocation(deviceId, port, 100);
+    private Set<IpAddress> ips = new HashSet<>();
+    private HostId hostId = HostId.hostId(mac, vlan);
+    private HostDescription hostDescription;
+
+    @Before
+    public void setUp() {
+        provider.providerService = providerService;
+
+        // Initialize test variables
+        ips.add(IpAddress.valueOf("10.0.0.1"));
+        ips.add(IpAddress.valueOf("192.168.0.1"));
+        hostDescription = new DefaultHostDescription(mac, vlan, hloc, ips);
+    }
+
+    @Test
+    public void testAddHost() throws Exception {
+        provider.addHost(mac, vlan, hloc, ips);
+        assertThat(providerService.hostId, is(hostId));
+        assertThat(providerService.hostDescription, is(hostDescription));
+        assertThat(providerService.event, is("hostDetected"));
+        providerService.clear();
+    }
+
+    @Test
+    public void testUpdateHost() throws Exception {
+        provider.updateHost(mac, vlan, hloc, ips);
+        assertThat(providerService.hostId, is(hostId));
+        assertThat(providerService.hostDescription, is(hostDescription));
+        assertThat(providerService.event, is("hostDetected"));
+        providerService.clear();
+    }
+
+    @Test
+    public void testRemoveHost() throws Exception {
+        provider.removeHost(mac, vlan);
+        assertThat(providerService.hostId, is(hostId));
+        assertNull(providerService.hostDescription);
+        assertThat(providerService.event, is("hostVanished"));
+        providerService.clear();
+    }
+
+    /**
+     * Mock HostProviderService.
+     */
+    private class MockHostProviderService
+            extends AbstractProviderService<HostProvider>
+            implements HostProviderService {
+        private HostId hostId = null;
+        private HostDescription hostDescription = null;
+        private String event = null;
+
+        public MockHostProviderService(HostProvider provider) {
+            super(provider);
+        }
+
+        @Override
+        public void hostDetected(HostId hostId, HostDescription hostDescription, boolean replaceIps) {
+            this.hostId = hostId;
+            this.hostDescription = hostDescription;
+            this.event = "hostDetected";
+        }
+
+        @Override
+        public void hostVanished(HostId hostId) {
+            this.hostId = hostId;
+            this.event = "hostVanished";
+        }
+
+        @Override
+        public void removeIpFromHost(HostId hostId, IpAddress ipAddress) {
+            // Note: This method is never used.
+        }
+
+        public void clear() {
+            this.hostId = null;
+            this.hostDescription = null;
+            this.event = null;
+        }
+    }
+}
diff --git a/framework/src/onos/providers/netconf/app/pom.xml b/framework/src/onos/providers/netconf/app/pom.xml
index 4a19ae8e..0aa55ff5 100644
--- a/framework/src/onos/providers/netconf/app/pom.xml
+++ b/framework/src/onos/providers/netconf/app/pom.xml
@@ -37,12 +37,7 @@
             <artifactId>onos-netconf-provider-device</artifactId>
             <version>${project.version}</version>
         </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onos-netconf-provider-flow</artifactId>
-            <version>${project.version}</version>
-        </dependency>
-        <!-- TODO: add other dependencies here as more bundles are added to the app -->
+        <!-- Add other dependencies here as more bundles are added to the app -->
     </dependencies>
 
 </project>
diff --git a/framework/src/onos/providers/netconf/flow/pom.xml b/framework/src/onos/providers/netconf/flow/pom.xml
deleted file mode 100644
index 7ccd552f..00000000
--- a/framework/src/onos/providers/netconf/flow/pom.xml
+++ /dev/null
@@ -1,259 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--
-  ~ Copyright 2014 Open Networking Laboratory
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~     http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-    <modelVersion>4.0.0</modelVersion>
-
-    <parent>
-        <groupId>org.onosproject</groupId>
-        <artifactId>onos-netconf-providers</artifactId>
-        <version>1.4.0-SNAPSHOT</version>
-        <relativePath>../pom.xml</relativePath>
-    </parent>
-
-    <artifactId>onos-netconf-provider-flow</artifactId>
-    <packaging>bundle</packaging>
-
-    <dependencies>
-        <dependency>
-            <groupId>org.osgi</groupId>
-            <artifactId>org.osgi.compendium</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>ch.ethz.ganymed</groupId>
-            <artifactId>ganymed-ssh2</artifactId>
-            <version>262</version>
-        </dependency>
-        <dependency>
-            <!-- TODO: change this appropriately when the official TailF JNC is available -->
-            <groupId>org.onosproject</groupId>
-            <artifactId>jnc</artifactId>
-            <version>1.0</version>
-        </dependency>
-        <dependency>
-            <groupId>org.jdom</groupId>
-            <artifactId>jdom2</artifactId>
-            <version>2.0.5</version>
-        </dependency>
-        <dependency>
-            <groupId>jaxen</groupId>
-            <artifactId>jaxen</artifactId>
-            <version>1.1.4</version>
-            <optional>true</optional>
-        </dependency>
-        <dependency>
-            <groupId>org.osgi</groupId>
-            <artifactId>org.osgi.core</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onlab-junit</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.easymock</groupId>
-            <artifactId>easymock</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onos-yang-tool</artifactId>
-            <version>1.3</version>
-        </dependency>
-    </dependencies>
-
-    <build>
-        <plugins>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-shade-plugin</artifactId>
-                <version>2.3</version>
-                <configuration>
-                    <filters>
-                        <filter>
-                            <artifact>com.tailf:JNC</artifact>
-                            <includes>
-                                <include>com/tailf/jnc/**</include>
-                            </includes>
-                        </filter>
-                        <filter>
-                            <artifact>ch.ethz.ganymed:ganymed-ssh2</artifact>
-                            <includes>
-                                <include>ch/ethz/ssh2/**</include>
-                            </includes>
-                        </filter>
-                        <filter>
-                            <artifact>org.jdom:jdom2</artifact>
-                            <includes>
-                                <include>org/jdom2/**</include>
-                            </includes>
-                        </filter>
-                        <filter>
-                            <artifact>org.onosproject:onos-yang-tool</artifact>
-                            <includes>
-                                <include>org/opendaylight/yang/gen/**</include>
-                            </includes>
-                        </filter>
-                    </filters>
-                </configuration>
-                <executions>
-                    <execution>
-                        <phase>package</phase>
-                        <goals>
-                            <goal>shade</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.felix</groupId>
-                <artifactId>maven-scr-plugin</artifactId>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.felix</groupId>
-                <artifactId>maven-bundle-plugin</artifactId>
-                <configuration>
-                    <instructions>
-                        <Export-Package>
-                            com.tailf.jnc,
-                            ch.ethz.ssh2,
-                            ch.ethz.ssh2.auth,
-                            ch.ethz.ssh2.channel,
-                            ch.ethz.ssh2.crypto,
-                            ch.ethz.ssh2.crypto.cipher,
-                            ch.ethz.ssh2.crypto.dh,
-                            ch.ethz.ssh2.crypto.digest,
-                            ch.ethz.ssh2.log,
-                            ch.ethz.ssh2.packets,
-                            ch.ethz.ssh2.server,
-                            ch.ethz.ssh2.sftp,
-                            ch.ethz.ssh2.signature,
-                            ch.ethz.ssh2.transport,
-                            ch.ethz.ssh2.util,
-                            org.jdom2,
-                            org.jdom2.input,
-                            org.jdom2.output,
-                            org.jdom2.adapters,
-                            org.jdom2.filter,
-                            org.jdom2.internal,
-                            org.jdom2.located,
-                            org.jdom2.transform,
-                            org.jdom2.util,
-                            org.jdom2.xpath,
-                            org.jdom2.input.sax,
-                            org.jdom2.input.stax,
-                            org.jdom2.output.support,
-                            org.jdom2.xpath.jaxen,
-                            org.jdom2.xpath.util,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520,
-                            org.opendaylight.yangtools.yang.data.impl.schema.tree,
-                            org.opendaylight.yangtools.yang.data.impl.codec,
-                            org.opendaylight.yangtools.yang.model.parser.api,
-                            org.opendaylight.yangtools.yang.data.impl.schema.nodes,
-                            org.opendaylight.yangtools.yang.binding.util,
-                            org.opendaylight.yangtools.yang.data.impl,
-                            org.opendaylight.yangtools.sal.binding.generator.impl,
-                            org.opendaylight.yangtools.yang.parser.impl.util,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.packet.fields.rev140625,
-                            org.opendaylight.yangtools.yang.data.api,
-                            org.opendaylight.yangtools.objcache.spi,
-                            org.opendaylight.yangtools.yang.data.impl.schema.transform.base.parser,
-                            org.opendaylight.yangtools.maven.sal.api.gen.plugin,
-                            org.opendaylight.yangtools.yang.data.impl.schema.builder.impl,
-                            org.opendaylight.yangtools.yang.data.api.schema.tree,
-                            org.opendaylight.yangtools.binding.generator.util,
-                            org.opendaylight.yangtools.sal.binding.generator.spi,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715,
-                            org.opendaylight.yangtools.yang2sources.spi,
-                            org.opendaylight.yangtools.yang.model.repo.api,
-                            org.opendaylight.yangtools.util,
-                            org.opendaylight.yangtools.yang.parser.util,
-                            org.opendaylight.yangtools.yang.data.api.schema.stream,
-                            org.opendaylight.yangtools.yang.data.impl.schema.transform.base.serializer,
-                            org.opendaylight.yangtools.concepts,
-                            org.opendaylight.yangtools.yang.binding,
-                            org.opendaylight.yangtools.yang.model.util.repo,
-                            org.opendaylight.yangtools.yang.wadl.generator.maven,
-                            org.opendaylight.yangtools.yang.data.api.schema,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.ace.type,
-                            org.opendaylight.yangtools.concepts.util,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.ace.type.ace.ip.ace.ip.version,
-                            org.opendaylight.yangtools.sal.binding.model.api,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.ace.type.ace.ip,
-                            org.opendaylight.yangtools.yang.data.impl.schema.builder.api,
-                            org.opendaylight.yangtools.util.concurrent,
-                            org.opendaylight.yangtools.yang.parser.builder.impl,
-                            org.opendaylight.yangtools.yang.data.impl.schema.transform.base,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.actions.packet.handling,
-                            org.opendaylight.yangtools.sal.binding.model.api.type.builder,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.packet.fields.rev140625.acl.transport.header.fields,
-                            org.opendaylight.yangtools.yang2sources.plugin,
-                            org.opendaylight.yangtools.yang.data.impl.codec.xml,
-                            org.opendaylight.yangtools.antlrv4.code.gen,
-                            org.opendaylight.yangtools.yang.parser.builder.util,
-                            org.opendaylight.yangtools.yang.data.impl.schema.transform,
-                            org.opendaylight.yangtools.yang.model.api.type,
-                            org.opendaylight.yangtools.yang.data.impl.schema.transform.dom.serializer,
-                            org.opendaylight.yangtools.yang.data.api.schema.tree.spi,
-                            org.opendaylight.yangtools.yang.data.impl.schema.transform.dom.parser,
-                            org.opendaylight.yangtools.sal.binding.yang.types,
-                            org.opendaylight.yangtools.yang.data.impl.schema.transform.dom,
-                            org.opendaylight.yangtools.yang.data.impl.util,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.packet.fields.rev140625.timerange,
-                            org.opendaylight.yangtools.sal.binding.generator.api,
-                            org.opendaylight.yangtools.sal.java.api.generator,
-                            org.opendaylight.yangtools.yang.binding.annotations,
-                            org.opendaylight.yangtools.sal.binding.generator.util,
-                            org.opendaylight.yangtools.yang.model.repo.util,
-                            org.opendaylight.yangtools.yang.model.api,
-                            org.opendaylight.yangtools.yang.common,
-                            org.opendaylight.yangtools.yang.wadl.generator,
-                            org.opendaylight.yangtools.yang.parser.builder.api,
-                            org.opendaylight.yangtools.yang.model.util,
-                            org.opendaylight.yangtools.yang.parser.impl,
-                            org.opendaylight.yangtools.yang.data.impl.schema,
-                            org.opendaylight.yangtools.yang.data.api.codec,
-                            org.opendaylight.yangtools.yang.unified.doc.generator,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list,
-                            org.opendaylight.yangtools.objcache,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.actions,
-                            org.opendaylight.yangtools.yang.data.util,
-                            org.opendaylight.yangtools.yang.unified.doc.generator.maven,
-                            org.opendaylight.yangtools.binding.generator.util.generated.type.builder,
-                            org.opendaylight.yangtools.yang.model.repo.spi,
-                            org.opendaylight.yangtools.yang.parser.repo,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715,
-                            org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches,
-                            org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.valid,
-                            com.romix.scala,
-                            com.romix.scala.collection,
-                            com.romix.scala.collection.concurrent,
-                            org.opendaylight.yangtools.objcache.impl
-                        </Export-Package>
-                    </instructions>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.onosproject</groupId>
-                <artifactId>onos-maven-plugin</artifactId>
-            </plugin>
-        </plugins>
-    </build>
-
-</project>
diff --git a/framework/src/onos/providers/netconf/flow/src/main/java/org/onosproject/provider/netconf/flow/impl/NetconfFlowRuleProvider.java b/framework/src/onos/providers/netconf/flow/src/main/java/org/onosproject/provider/netconf/flow/impl/NetconfFlowRuleProvider.java
deleted file mode 100644
index b29d687e..00000000
--- a/framework/src/onos/providers/netconf/flow/src/main/java/org/onosproject/provider/netconf/flow/impl/NetconfFlowRuleProvider.java
+++ /dev/null
@@ -1,403 +0,0 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.provider.netconf.flow.impl;
-
-import static com.google.common.base.Strings.isNullOrEmpty;
-import static org.onlab.util.Tools.get;
-import static org.slf4j.LoggerFactory.getLogger;
-
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.Dictionary;
-import java.util.Enumeration;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ConcurrentMap;
-import java.util.concurrent.TimeUnit;
-
-import org.apache.felix.scr.annotations.Activate;
-import org.apache.felix.scr.annotations.Component;
-import org.apache.felix.scr.annotations.Deactivate;
-import org.apache.felix.scr.annotations.Modified;
-import org.apache.felix.scr.annotations.Reference;
-import org.apache.felix.scr.annotations.ReferenceCardinality;
-import org.jboss.netty.util.HashedWheelTimer;
-import org.jboss.netty.util.Timeout;
-import org.jboss.netty.util.TimerTask;
-import org.onlab.util.Timer;
-import org.onosproject.core.ApplicationId;
-import org.onosproject.net.DeviceId;
-import org.onosproject.net.flow.FlowEntry;
-import org.onosproject.net.flow.FlowRule;
-import org.onosproject.net.flow.FlowRuleBatchOperation;
-import org.onosproject.net.flow.FlowRuleProvider;
-import org.onosproject.net.flow.FlowRuleProviderRegistry;
-import org.onosproject.net.flow.FlowRuleProviderService;
-import org.onosproject.net.provider.AbstractProvider;
-import org.onosproject.net.provider.ProviderId;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.AccessList;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.AccessListBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.AccessListEntries;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.AccessListEntriesBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.ActionsBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.Matches;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.MatchesBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.actions.packet.handling.DenyBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.actions.packet.handling.PermitBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.ace.type.AceIp;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.ace.type.AceIpBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.ace.type.ace.ip.ace.ip.version.AceIpv4;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.ace.type.ace.ip.ace.ip.version.AceIpv4Builder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.packet.fields.rev140625.acl.transport.header.fields.DestinationPortRange;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.packet.fields.rev140625.acl.transport.header.fields.DestinationPortRangeBuilder;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.packet.fields.rev140625.acl.transport.header.fields.SourcePortRange;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.packet.fields.rev140625.acl.transport.header.fields.SourcePortRangeBuilder;
-import org.osgi.service.component.ComponentContext;
-import org.slf4j.Logger;
-
-/**
- * Netconf provider to accept any flow and report them.
- */
-@Component(immediate = true)
-public class NetconfFlowRuleProvider extends AbstractProvider
-        implements FlowRuleProvider {
-    private final Logger log = getLogger(getClass());
-
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected FlowRuleProviderRegistry providerRegistry;
-
-    private ConcurrentMap<DeviceId, Set<FlowEntry>> flowTable = new ConcurrentHashMap<>();
-
-    private FlowRuleProviderService providerService;
-
-    private XmlBuilder xmlBuilder;
-
-    private AceIp aceIp;
-    private SourcePortRange srcPortRange;
-    private DestinationPortRange destPortRange;
-    private Matches matches;
-    private HashedWheelTimer timer = Timer.getTimer();
-    private Timeout timeout;
-    private static final String ACL_NAME_KEY = "acl-name";
-    private static final String ACL_LIST_ENTRIES_RULE_NAME_KEY = "access-list-entries.rule-name";
-    private static final String ACL_LIST_SP_LOWER_KEY = "source-port-range.lower-port";
-    private static final String ACL_LIST_SP_UPPER_KEY = "source-port-range.upper-port";
-    private static final String ACL_LIST_DP_LOWER_KEY = "destination-port-range.lower-port";
-    private static final String ACL_LIST_DP_UPPER_KEY = "destination-port-range.upper-port";
-    private static final String ACL_LIST_DEST_IPV4_KEY = "matches.destination-ipv4-address";
-    private static final String ACL_LIST_SRC_IPV4_KEY = "matches.source-ipv4-address";
-    private static final String ACL_LIST_ACTIONS_KEY = "actions";
-
-    public NetconfFlowRuleProvider() {
-        super(new ProviderId("netconf", "org.onosproject.provider.netconf"));
-    }
-
-    @Activate
-    public void activate(ComponentContext context) {
-        providerService = providerRegistry.register(this);
-        timeout = timer.newTimeout(new StatisticTask(), 5, TimeUnit.SECONDS);
-        applyRule();
-        modified(context);
-        log.info("Started");
-    }
-
-    @Deactivate
-    public void deactivate() {
-        providerRegistry.unregister(this);
-        providerService = null;
-        timeout.cancel();
-        log.info("Stopped");
-    }
-
-    @Modified
-    public void modified(ComponentContext context) {
-        if (xmlBuilder == null) {
-            xmlBuilder = new XmlBuilder();
-        }
-        if (context == null) {
-            log.info("No configuration file");
-            return;
-        }
-        Dictionary<?, ?> properties = context.getProperties();
-        String deviceEntry = get(properties, "devConfigs");
-        log.info("Settings: devConfigs={}", deviceEntry);
-        Enumeration<?> elements = properties.keys();
-        Object nextElement = elements.nextElement();
-        while (elements.hasMoreElements()) {
-            if (nextElement instanceof String) {
-                log.info("key::" + nextElement + ", value::"
-                        + get(properties, (String) nextElement));
-            }
-            nextElement = elements.nextElement();
-        }
-        if (!isNullOrEmpty(deviceEntry)) {
-            Map<String, String> deviceMap = processDeviceEntry(deviceEntry);
-            AccessList accessList = buildAccessList(properties);
-            String xmlMsg = xmlBuilder.buildAclRequestXml(accessList);
-            log.info("The resultant xml from the builder\n" + xmlMsg);
-            NetconfOperation netconfOperation = new NetconfOperation();
-            netconfOperation.sendXmlMessage(xmlMsg, deviceMap.get("username"),
-                                            deviceMap.get("password"),
-                                            deviceMap.get("hostIp"), Integer
-                                                    .parseInt(deviceMap
-                                                            .get("hostPort")));
-        }
-    }
-
-    /**
-     * @param properties
-     * @return accessList
-     */
-    private AccessList buildAccessList(Dictionary<?, ?> properties) {
-        /**
-         * Populating Access List.
-         */
-        AccessListBuilder abuilder = new AccessListBuilder();
-        String aclName = get(properties, ACL_NAME_KEY);
-        if (aclName != null) {
-            abuilder.setAclName(aclName);
-        }
-        AccessList accessList = abuilder.build();
-        abuilder.setAccessListEntries(getAccessListEntries(properties, matches));
-        srcPortRange = getSourcePortRange(properties);
-        destPortRange = getDestinationPortRange(properties);
-        aceIp = getAceIp(properties, srcPortRange, destPortRange);
-        matches = getMatches(properties);
-        return accessList;
-    }
-
-    /**
-     * @param properties
-     * @return matches
-     */
-    private Matches getMatches(Dictionary<?, ?> properties) {
-        /**
-         * Building Matches for given ACL model.
-         */
-        MatchesBuilder matchesBuilder = new MatchesBuilder();
-        if (aceIp != null) {
-            matchesBuilder.setAceType(aceIp);
-        }
-        matches = matchesBuilder.build();
-        return matches;
-    }
-
-    /**
-     * @param properties
-     * @return srcPortRange
-     */
-    private SourcePortRange getSourcePortRange(Dictionary<?, ?> properties) {
-        /**
-         * Building Source Port Range for given ACL model.
-         */
-        String spRangeLowerStr = get(properties, ACL_LIST_SP_LOWER_KEY);
-        String spRangeUpperStr = get(properties, ACL_LIST_SP_UPPER_KEY);
-        SourcePortRangeBuilder srcPortRangeBuilder = new SourcePortRangeBuilder();
-        if (spRangeLowerStr != null) {
-            int spRangeLower = Integer.parseInt(spRangeLowerStr);
-            srcPortRangeBuilder.setLowerPort(new PortNumber(spRangeLower));
-        }
-        if (spRangeUpperStr != null) {
-            int spRangeUpper = Integer.parseInt(spRangeUpperStr);
-            srcPortRangeBuilder.setUpperPort(new PortNumber(spRangeUpper));
-        }
-        srcPortRange = srcPortRangeBuilder.build();
-        return srcPortRange;
-    }
-
-    /**
-     * @param properties
-     * @return destPortRange
-     */
-    private DestinationPortRange getDestinationPortRange(Dictionary<?, ?> properties) {
-        /**
-         * Building Destination Port Range for given ACL model.
-         */
-        String dpRangeLowerStr = get(properties, ACL_LIST_DP_LOWER_KEY);
-        String dpRangeUpperStr = get(properties, ACL_LIST_DP_UPPER_KEY);
-        DestinationPortRangeBuilder destPortRangeBuilder = new DestinationPortRangeBuilder();
-        if (dpRangeLowerStr != null) {
-            int dpRangeLower = Integer.parseInt(dpRangeLowerStr);
-            destPortRangeBuilder.setLowerPort(new PortNumber(dpRangeLower));
-        }
-        if (dpRangeUpperStr != null) {
-            int dpRangeUpper = Integer.parseInt(dpRangeUpperStr);
-            destPortRangeBuilder.setUpperPort(new PortNumber(dpRangeUpper));
-        }
-        destPortRange = destPortRangeBuilder.build();
-        return destPortRange;
-    }
-
-    /**
-     * @param properties
-     * @return accessListEntries
-     */
-    private List<AccessListEntries> getAccessListEntries(Dictionary<?, ?> properties,
-                                                         Matches matches) {
-        /**
-         * Build and Populate Access List Entries.
-         */
-        AccessListEntriesBuilder acLListEntriesBuilder = new AccessListEntriesBuilder();
-        String aclListEntriesRuleName = get(properties,
-                                            ACL_LIST_ENTRIES_RULE_NAME_KEY);
-        if (aclListEntriesRuleName != null) {
-            acLListEntriesBuilder.setRuleName(aclListEntriesRuleName);
-        }
-        acLListEntriesBuilder.setMatches(matches);
-        String aclActions = get(properties, ACL_LIST_ACTIONS_KEY);
-        if (aclActions != null) {
-            ActionsBuilder actionBuilder = new ActionsBuilder();
-            if (aclActions.equalsIgnoreCase("deny")) {
-                DenyBuilder denyBuilder = new DenyBuilder();
-                actionBuilder.setPacketHandling(denyBuilder.build());
-            } else if (aclActions.equalsIgnoreCase("permit")) {
-                PermitBuilder permitBuilder = new PermitBuilder();
-                actionBuilder.setPacketHandling(permitBuilder.build());
-            }
-            acLListEntriesBuilder.setActions(actionBuilder.build());
-        }
-        AccessListEntries aclListEntries = acLListEntriesBuilder.build();
-        List<AccessListEntries> accessListEntries = new ArrayList<AccessListEntries>();
-        accessListEntries.add(aclListEntries);
-        return accessListEntries;
-    }
-
-    /**
-     * @param properties
-     * @return aceIp
-     */
-    private AceIp getAceIp(Dictionary<?, ?> properties,
-                           SourcePortRange srcPortRange,
-                           DestinationPortRange destPortRange) {
-        /**
-         * Building Ace IPV4 Type
-         */
-        String destIpv4 = get(properties, ACL_LIST_DEST_IPV4_KEY);
-        String srcIpv4 = get(properties, ACL_LIST_SRC_IPV4_KEY);
-        AceIpv4Builder aceIpv4Builder = new AceIpv4Builder();
-        aceIp = null;
-        if (destIpv4 != null) {
-            Ipv4Prefix destinationIp = new Ipv4Prefix(destIpv4);
-            aceIpv4Builder.setDestinationIpv4Address(destinationIp);
-        }
-        if (srcIpv4 != null) {
-            Ipv4Prefix sourceIp = new Ipv4Prefix(srcIpv4);
-            aceIpv4Builder.setSourceIpv4Address(sourceIp);
-        }
-        if (destIpv4 != null || srcIpv4 != null) {
-            AceIpv4 aceIpv4 = aceIpv4Builder.build();
-            AceIpBuilder aceIpBuilder = new AceIpBuilder();
-            aceIpBuilder.setAceIpVersion(aceIpv4);
-            aceIpBuilder.setSourcePortRange(srcPortRange);
-            aceIpBuilder.setDestinationPortRange(destPortRange);
-            aceIp = aceIpBuilder.build();
-        }
-        return aceIp;
-    }
-
-    /**
-     * @param deviceEntry
-     * @return deviceMap
-     */
-    private Map<String, String> processDeviceEntry(String deviceEntry) {
-        if (deviceEntry == null) {
-            log.info("No content for Device Entry, so cannot proceed further.");
-            return null;
-        }
-
-        Map<String, String> deviceMap = new HashMap<String, String>();
-        log.info("Trying to convert Device Entry String: " + deviceEntry
-                + " to a Netconf Device Object");
-        try {
-            URI uri = new URI(deviceEntry);
-            String path = uri.getPath();
-            String userInfo = path.substring(path.lastIndexOf('@'));
-            String hostInfo = path.substring(path.lastIndexOf('@') + 1);
-            String[] infoSplit = userInfo.split(":");
-            String username = infoSplit[0];
-            String password = infoSplit[1];
-            infoSplit = hostInfo.split(":");
-            String hostIp = infoSplit[0];
-            String hostPort = infoSplit[1];
-            if (isNullOrEmpty(username) || isNullOrEmpty(password)
-                    || isNullOrEmpty(hostIp) || isNullOrEmpty(hostPort)) {
-                log.warn("Bad Configuration Data: both user and device"
-                        + " information parts of Configuration " + deviceEntry
-                        + " should be non-nullable");
-            } else {
-                deviceMap.put("hostIp", hostIp);
-                deviceMap.put("hostPort", hostPort);
-                deviceMap.put("username", username);
-                deviceMap.put("password", password);
-            }
-        } catch (ArrayIndexOutOfBoundsException aie) {
-            log.error("Error while reading config infromation from the config file: "
-                              + "The user, host and device state infomation should be "
-                              + "in the order 'userInfo@hostInfo:deviceState'"
-                              + deviceEntry, aie);
-        } catch (URISyntaxException urie) {
-            log.error("Error while parsing config information for the device entry: "
-                              + "Illegal character in path " + deviceEntry,
-                      urie);
-        } catch (Exception e) {
-            log.error("Error while parsing config information for the device entry: "
-                              + deviceEntry, e);
-        }
-        return deviceMap;
-    }
-
-    @Override
-    public void applyFlowRule(FlowRule... flowRules) {
-    }
-
-    @Override
-    public void removeFlowRule(FlowRule... flowRules) {
-    }
-
-    private void applyRule() {
-        // applyFlowRule(flowRules);//currentl
-    }
-
-    @Override
-    public void removeRulesById(ApplicationId id, FlowRule... flowRules) {
-        log.info("removal by app id not supported in null provider");
-    }
-
-    @Override
-    public void executeBatch(FlowRuleBatchOperation batch) {
-
-    }
-
-    private class StatisticTask implements TimerTask {
-
-        @Override
-        public void run(Timeout to) throws Exception {
-            for (DeviceId devId : flowTable.keySet()) {
-                providerService.pushFlowMetrics(devId, flowTable
-                        .getOrDefault(devId, Collections.emptySet()));
-            }
-            timeout = timer.newTimeout(to.getTask(), 5, TimeUnit.SECONDS);
-
-        }
-    }
-}
diff --git a/framework/src/onos/providers/netconf/flow/src/main/java/org/onosproject/provider/netconf/flow/impl/NetconfOperation.java b/framework/src/onos/providers/netconf/flow/src/main/java/org/onosproject/provider/netconf/flow/impl/NetconfOperation.java
deleted file mode 100644
index 4e5a2752..00000000
--- a/framework/src/onos/providers/netconf/flow/src/main/java/org/onosproject/provider/netconf/flow/impl/NetconfOperation.java
+++ /dev/null
@@ -1,141 +0,0 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.provider.netconf.flow.impl;
-
-import static org.onlab.util.Tools.delay;
-import static org.slf4j.LoggerFactory.getLogger;
-
-import java.io.IOException;
-
-import org.slf4j.Logger;
-
-import com.tailf.jnc.Capabilities;
-import com.tailf.jnc.JNCException;
-import com.tailf.jnc.SSHConnection;
-import com.tailf.jnc.SSHSession;
-
-/**
- * This is to carry necessary information to connect and execute NETCONF
- * operations.
- */
-public class NetconfOperation {
-    private final Logger log = getLogger(NetconfOperation.class);
-    private static final int EVENTINTERVAL = 2000;
-    private static final int CONNECTION_CHECK_INTERVAL = 3;
-    private static final String INPUT_HELLO_XML_MSG = new StringBuilder(
-                                                                        "<?xml version=\"1.0\" encoding=\"UTF-8\"?>")
-            .append("<hello xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">")
-            .append("<capabilities><capability>urn:ietf:params:netconf:base:1.0</capability>")
-            .append("</capabilities></hello>").toString();
-
-    /**
-     * This will send a Xml message to the device.
-     * @param xmlMsg XML to send
-     * @param username user name
-     * @param password pass word
-     * @param deviceIp ip address of the device
-     * @param devicePort port on the device
-     */
-    protected void sendXmlMessage(String xmlMsg, String username,
-                                  String password, String deviceIp,
-                                  Integer devicePort) {
-        SSHSession ssh = null;
-        try {
-            SSHConnection sshConnection = getConnection(username, password,
-                                                        deviceIp, devicePort);
-            ssh = new SSHSession(sshConnection);
-            executeMessage(ssh, INPUT_HELLO_XML_MSG);
-            /*
-             * execute acl message
-             */
-            executeMessage(ssh, xmlMsg);
-
-        } catch (IOException e) {
-            log.error("Unable to send Hello Message to the device: ", e);
-        } catch (JNCException e) {
-            log.error("Authentication fail while sending Hello Message to the device: ",
-                      e);
-        } catch (Exception e) {
-            log.error("Unable to send Hello Message to the device: ", e);
-        } finally {
-            log.debug("Closing the session after successful execution");
-            if (ssh != null) {
-                ssh.close();
-            }
-        }
-    }
-
-    private void executeMessage(SSHSession ssh, String xmlMsg)
-            throws IOException, JNCException {
-        String helloRequestXML = xmlMsg.trim();
-
-        log.debug("Sending Hello");
-        ssh.print(helloRequestXML);
-        ssh.flush();
-        String xmlResponse = null;
-        int i = CONNECTION_CHECK_INTERVAL;
-        while (!ssh.ready() && i > 0) {
-            delay(EVENTINTERVAL);
-            i--;
-        }
-
-        if (ssh.ready()) {
-            StringBuffer readOne = ssh.readOne();
-            if (readOne == null) {
-                log.error("The Hello Contains No Capabilites");
-                throw new JNCException(
-                                       JNCException.SESSION_ERROR,
-                                       "server does not support NETCONF base capability: "
-                                               + Capabilities.NETCONF_BASE_CAPABILITY);
-            } else {
-                xmlResponse = readOne.toString().trim();
-
-                log.debug("Reading Capabilities: "
-                        + ssh.getSSHConnection().getGanymedConnection()
-                                .getHostname());
-            }
-        }
-    }
-
-    /**
-     * To establish SSH Connection.
-     *
-     * @param username user name
-     * @param password pass word
-     * @param sshHost host
-     * @param sshPort port
-     * @return new SSH connection
-     * @throws IOException if connection fails
-     * @throws JNCException if connection causes an error
-     */
-    public SSHConnection getConnection(String username, String password,
-                                       String sshHost, Integer sshPort)
-            throws IOException, JNCException {
-        SSHConnection sshConnection;
-        try {
-            sshConnection = new SSHConnection(sshHost, sshPort);
-            sshConnection.authenticateWithPassword(username, password);
-        } catch (IOException e) {
-            log.error("Unable to create a connection to the device: ");
-            throw e;
-        } catch (JNCException e) {
-            log.error("Failed to connect to the device: ");
-            throw e;
-        }
-        return sshConnection;
-    }
-
-}
diff --git a/framework/src/onos/providers/netconf/flow/src/main/java/org/onosproject/provider/netconf/flow/impl/XmlBuilder.java b/framework/src/onos/providers/netconf/flow/src/main/java/org/onosproject/provider/netconf/flow/impl/XmlBuilder.java
deleted file mode 100644
index 389f1669..00000000
--- a/framework/src/onos/providers/netconf/flow/src/main/java/org/onosproject/provider/netconf/flow/impl/XmlBuilder.java
+++ /dev/null
@@ -1,223 +0,0 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.provider.netconf.flow.impl;
-
-import static org.slf4j.LoggerFactory.getLogger;
-
-import org.jdom2.Document;
-import org.jdom2.Element;
-import org.jdom2.Namespace;
-import org.jdom2.output.Format;
-import org.jdom2.output.XMLOutputter;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.AccessList;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.AceType;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.ace.type.AceEth;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.ace.type.AceIp;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.ace.type.ace.ip.AceIpVersion;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.ace.type.ace.ip.ace.ip.version.AceIpv4;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.acl.rev140520.access.list.access.list.entries.matches.ace.type.ace.ip.ace.ip.version.AceIpv6;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.packet.fields.rev140625.acl.transport.header.fields.DestinationPortRange;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.packet.fields.rev140625.acl.transport.header.fields.SourcePortRange;
-import org.slf4j.Logger;
-
-/**
- * Xml Builder to generate the xml according to given ACL model.
- */
-public class XmlBuilder {
-    private final Logger log = getLogger(XmlBuilder.class);
-
-    public String buildAclRequestXml(AccessList accessList) {
-        Document doc = new Document();
-        Namespace namespaceRpc = Namespace
-                .getNamespace("urn:ietf:params:xml:ns:netconf:base:1.0");
-        Namespace accessNamespaceRpc = Namespace
-                .getNamespace("urn:ietf:params:xml:ns:yang:ietf-acl");
-        doc.setRootElement(new Element("rpc", namespaceRpc)
-                .setAttribute("message-id", "101"));
-
-        /**
-         * Access list elements of given ACL model.
-         */
-        Element access = new Element("access-list", accessNamespaceRpc);
-        access.addContent(new Element("acl-name", accessNamespaceRpc)
-                .setText(accessList.getAclName()));
-        // access.addContent(accessEntries);
-
-        if (!accessList.getAccessListEntries().isEmpty()
-                && accessList.getAccessListEntries() != null) {
-            for (int accessEntryIntVlu = 0; accessEntryIntVlu < accessList
-                    .getAccessListEntries().size(); accessEntryIntVlu++) {
-                access.addContent(getAccessEntries(accessEntryIntVlu,
-                                                   accessList,
-                                                   accessNamespaceRpc));
-            }
-        }
-
-        /**
-         * edit-config operation for given ACL model.
-         */
-        Element editConfig = new Element("edit-config", namespaceRpc);
-        editConfig.addContent(new Element("target", namespaceRpc)
-                .addContent(new Element("running", namespaceRpc)));
-        editConfig.addContent(new Element("config", Namespace
-                .getNamespace("urn:ietf:params:xml:ns:netconf:base:1.0"))
-                .addContent(access));
-
-        doc.getRootElement().addContent(editConfig);
-        XMLOutputter xmlOutputter = new XMLOutputter(Format.getPrettyFormat());
-        String outputString = xmlOutputter.outputString(doc);
-
-        return outputString;
-    }
-
-    /**
-     * access entries operation for given ACL model.
-     */
-    private Element getAccessEntries(int accessEntryIntVlu,
-                                     AccessList accessList,
-                                     Namespace accessNamespaceRpc) {
-
-        /**
-         * Port Number
-         */
-
-        int srcPortRangeLower = 0;
-        int srcPortRangeUpper = 0;
-        int destPortRangeLower = 0;
-        int destPortRangeUpper = 0;
-
-        String sourceIpAdd = "";
-        String destinationIpAdd = "";
-
-        /*
-         * checking accessList is null or not
-         */
-        if (accessList != null) {
-            /*
-             * checking list entries are empty or null
-             */
-            if (!accessList.getAccessListEntries().isEmpty()
-                    && accessList.getAccessListEntries() != null) {
-                AceType aceType = accessList.getAccessListEntries()
-                        .get(accessEntryIntVlu).getMatches().getAceType();
-
-                if (aceType instanceof AceIp) {
-                    AceIp aceIp = (AceIp) aceType;
-                    SourcePortRange sourcePortRange = aceIp
-                            .getSourcePortRange();
-                    if (sourcePortRange != null) {
-                        PortNumber lowerPort = sourcePortRange.getLowerPort();
-                        PortNumber upperPort = sourcePortRange.getUpperPort();
-
-                        if (lowerPort != null) {
-                            srcPortRangeLower = lowerPort.getValue();
-                        }
-                        if (upperPort != null) {
-                            srcPortRangeUpper = upperPort.getValue();
-                        }
-                    }
-                    DestinationPortRange destinationPortRange = aceIp
-                            .getDestinationPortRange();
-
-                    if (destinationPortRange != null) {
-                        PortNumber lowerPort = destinationPortRange
-                                .getLowerPort();
-                        if (lowerPort != null) {
-                            destPortRangeLower = lowerPort.getValue();
-                        }
-
-                        PortNumber upperPort = destinationPortRange
-                                .getUpperPort();
-                        if (upperPort != null) {
-                            destPortRangeUpper = upperPort.getValue();
-                        }
-
-                    }
-
-                    AceIpVersion aceIpVersion = aceIp.getAceIpVersion();
-                    if (aceIpVersion instanceof AceIpv4) {
-                        AceIpv4 obj = (AceIpv4) aceIpVersion;
-                        destinationIpAdd = obj.getDestinationIpv4Address()
-                                .getValue();
-                        sourceIpAdd = obj.getSourceIpv4Address().getValue();
-                    } else if (aceIpVersion instanceof AceIpv6) {
-                        AceIpv6 obj = (AceIpv6) aceIpVersion;
-                        destinationIpAdd = obj.getDestinationIpv6Address()
-                                .getValue();
-                        sourceIpAdd = obj.getSourceIpv6Address().getValue();
-                    }
-                } else if (aceType instanceof AceEth) {
-                    log.debug("Need to add execution loging for Ace Type Ethernet");
-                }
-            }
-        }
-
-        /**
-         * Matches elements to define IP address & Port range for given ACL
-         * model.
-         */
-        Element matchesElement = new Element("matches", accessNamespaceRpc);
-        if (String.valueOf(srcPortRangeLower) != null
-                && !String.valueOf(srcPortRangeLower).isEmpty()) {
-
-            matchesElement.addContent(new Element("source-port-range",
-                                                  accessNamespaceRpc)
-                    .addContent(new Element("lower-port", accessNamespaceRpc)
-                            .setText(String.valueOf(srcPortRangeLower))));
-
-            matchesElement.addContent(new Element("source-port-range",
-                                                  accessNamespaceRpc)
-                    .addContent(new Element("upper-port", accessNamespaceRpc)
-                            .setText(String.valueOf(srcPortRangeUpper))));
-
-            matchesElement.addContent(new Element("destination-port-range",
-                                                  accessNamespaceRpc)
-                    .addContent(new Element("lower-port", accessNamespaceRpc)
-                            .setText(String.valueOf(destPortRangeLower))));
-
-            matchesElement.addContent(new Element("destination-port-range",
-                                                  accessNamespaceRpc)
-                    .addContent(new Element("upper-port", accessNamespaceRpc)
-                            .setText(String.valueOf(destPortRangeUpper))));
-        }
-
-        if (destinationIpAdd != null && !destinationIpAdd.isEmpty()) {
-            matchesElement.addContent(new Element("destination-ipv4-address",
-                                                  accessNamespaceRpc)
-                    .setText(destinationIpAdd));
-        }
-        if (sourceIpAdd != null && !sourceIpAdd.isEmpty()) {
-            matchesElement.addContent(new Element("source-ipv4-address",
-                                                  accessNamespaceRpc)
-                    .setText(sourceIpAdd));
-        }
-
-        /**
-         * Access entries elements for given ACL model.
-         */
-        Element accessEntries = new Element("access-list-entries",
-                                            accessNamespaceRpc);
-        accessEntries.addContent(new Element("rule-name", accessNamespaceRpc)
-                .setText(accessList.getAccessListEntries()
-                        .get(accessEntryIntVlu).getRuleName()));
-        accessEntries.addContent(matchesElement);
-        accessEntries.addContent(new Element("actions", accessNamespaceRpc)
-                .addContent(new Element("deny", accessNamespaceRpc)));
-
-        return accessEntries;
-    }
-}
diff --git a/framework/src/onos/providers/netconf/pom.xml b/framework/src/onos/providers/netconf/pom.xml
index f73940fe..8c4681df 100644
--- a/framework/src/onos/providers/netconf/pom.xml
+++ b/framework/src/onos/providers/netconf/pom.xml
@@ -34,7 +34,6 @@
     <modules>
         <module>device</module>
         <module>app</module>
-        <module>flow</module>
     </modules>
 
     <dependencies>
diff --git a/framework/src/onos/providers/null/src/main/java/org/onosproject/provider/nil/NullProviders.java b/framework/src/onos/providers/null/src/main/java/org/onosproject/provider/nil/NullProviders.java
index c5688419..68c536b9 100644
--- a/framework/src/onos/providers/null/src/main/java/org/onosproject/provider/nil/NullProviders.java
+++ b/framework/src/onos/providers/null/src/main/java/org/onosproject/provider/nil/NullProviders.java
@@ -168,7 +168,7 @@ public class NullProviders {
 
 
     @Activate
-    public void activate(ComponentContext context) {
+    public void activate() {
         cfgService.registerProperties(getClass());
 
         deviceProviderService = deviceProviderRegistry.register(deviceProvider);
@@ -180,7 +180,7 @@ public class NullProviders {
     }
 
     @Deactivate
-    public void deactivate(ComponentContext context) {
+    public void deactivate() {
         cfgService.unregisterProperties(getClass(), false);
         tearDown();
 
diff --git a/framework/src/onos/providers/openflow/device/src/main/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProvider.java b/framework/src/onos/providers/openflow/device/src/main/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProvider.java
index a7e334f4..4ceb425c 100644
--- a/framework/src/onos/providers/openflow/device/src/main/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProvider.java
+++ b/framework/src/onos/providers/openflow/device/src/main/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProvider.java
@@ -516,7 +516,7 @@ public class OpenFlowDeviceProvider extends AbstractProvider implements DevicePr
             PortNumber portNo = PortNumber.portNumber(port.getPortNo().getPortNumber());
             boolean enabled = !port.getState().contains(OFPortState.LINK_DOWN)
                     && !port.getConfig().contains(OFPortConfig.PORT_DOWN);
-            SparseAnnotations annotations = makePortNameAnnotation(port.getName());
+            SparseAnnotations annotations = makePortAnnotation(port.getName(), port.getHwAddr().toString());
 
             OFExpPortDescPropOpticalTransport firstProp = port.getProperties().get(0);
             OFPortOpticalTransportSignalType sigType = firstProp.getPortSignalType();
@@ -560,16 +560,19 @@ public class OpenFlowDeviceProvider extends AbstractProvider implements DevicePr
         /**
          * Creates an annotation for the port name if one is available.
          *
-         * @param port description of the port
+         * @param portName the port name
+         * @param portMac the port mac
          * @return annotation containing the port name if one is found,
          *         null otherwise
          */
-        private SparseAnnotations makePortNameAnnotation(String port) {
+        private SparseAnnotations makePortAnnotation(String portName, String portMac) {
             SparseAnnotations annotations = null;
-            String portName = Strings.emptyToNull(port);
+            String pName = Strings.emptyToNull(portName);
+            String pMac = Strings.emptyToNull(portMac);
             if (portName != null) {
                 annotations = DefaultAnnotations.builder()
-                        .set(AnnotationKeys.PORT_NAME, portName).build();
+                        .set(AnnotationKeys.PORT_NAME, pName)
+                        .set(AnnotationKeys.PORT_MAC, pMac).build();
             }
             return annotations;
         }
@@ -586,7 +589,7 @@ public class OpenFlowDeviceProvider extends AbstractProvider implements DevicePr
                     !port.getState().contains(OFPortState.LINK_DOWN) &&
                             !port.getConfig().contains(OFPortConfig.PORT_DOWN);
             Port.Type type = port.getCurr().contains(OFPortFeatures.PF_FIBER) ? FIBER : COPPER;
-            SparseAnnotations annotations = makePortNameAnnotation(port.getName());
+            SparseAnnotations annotations = makePortAnnotation(port.getName(), port.getHwAddr().toString());
             return new DefaultPortDescription(portNo, enabled, type,
                                               portSpeed(port), annotations);
         }
@@ -607,7 +610,7 @@ public class OpenFlowDeviceProvider extends AbstractProvider implements DevicePr
 
             boolean enabled = !port.getState().contains(OFPortState.LINK_DOWN)
                     && !port.getConfig().contains(OFPortConfig.PORT_DOWN);
-            SparseAnnotations annotations = makePortNameAnnotation(port.getName());
+            SparseAnnotations annotations = makePortAnnotation(port.getName(), port.getHwAddr().toString());
 
             if (port.getVersion() == OFVersion.OF_13
                     && ptype == PortDescPropertyType.OPTICAL_TRANSPORT) {
@@ -649,7 +652,7 @@ public class OpenFlowDeviceProvider extends AbstractProvider implements DevicePr
 
             // FIXME when Calient OF agent reports port status
             boolean enabled = true;
-            SparseAnnotations annotations = makePortNameAnnotation(port.getName());
+            SparseAnnotations annotations = makePortAnnotation(port.getName(), port.getHwAddr().toString());
 
             // S160 data sheet
             // Wavelength range: 1260 - 1630 nm, grid is irrelevant for this type of switch
@@ -664,7 +667,7 @@ public class OpenFlowDeviceProvider extends AbstractProvider implements DevicePr
             } else {
                 PortNumber portNo = PortNumber.portNumber(port.getPortNo().getPortNumber());
                 Port.Type type = port.getCurr().contains(OFPortFeatures.PF_FIBER) ? FIBER : COPPER;
-                SparseAnnotations annotations = makePortNameAnnotation(port.getName());
+                SparseAnnotations annotations = makePortAnnotation(port.getName(), port.getHwAddr().toString());
                 return new DefaultPortDescription(portNo, false, type,
                                                   portSpeed(port), annotations);
             }
diff --git a/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowEntryBuilder.java b/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowEntryBuilder.java
index d4494f18..b12d8a60 100644
--- a/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowEntryBuilder.java
+++ b/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowEntryBuilder.java
@@ -27,6 +27,7 @@ import org.onlab.packet.VlanId;
 import org.onosproject.core.DefaultGroupId;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.Lambda;
+import org.onosproject.net.OduSignalId;
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.driver.DefaultDriverData;
 import org.onosproject.net.driver.DefaultDriverHandler;
@@ -83,15 +84,21 @@ import org.projectfloodlight.openflow.types.U32;
 import org.projectfloodlight.openflow.types.U64;
 import org.projectfloodlight.openflow.types.U8;
 import org.projectfloodlight.openflow.types.VlanPcp;
+import org.projectfloodlight.openflow.types.OduSignalID;
 import org.slf4j.Logger;
 
 import java.util.List;
 
 import static org.onosproject.net.flow.criteria.Criteria.matchLambda;
 import static org.onosproject.net.flow.criteria.Criteria.matchOchSignalType;
+import static org.onosproject.net.flow.criteria.Criteria.matchOduSignalType;
+import static org.onosproject.net.flow.criteria.Criteria.matchOduSignalId;
+import static org.onosproject.net.flow.instructions.Instructions.modL0Lambda;
+import static org.onosproject.net.flow.instructions.Instructions.modL1OduSignalId;
 import static org.onosproject.provider.of.flow.impl.OpenFlowValueMapper.lookupChannelSpacing;
 import static org.onosproject.provider.of.flow.impl.OpenFlowValueMapper.lookupGridType;
 import static org.onosproject.provider.of.flow.impl.OpenFlowValueMapper.lookupOchSignalType;
+import static org.onosproject.provider.of.flow.impl.OpenFlowValueMapper.lookupOduSignalType;
 import static org.slf4j.LoggerFactory.getLogger;
 
 public class FlowEntryBuilder {
@@ -454,6 +461,29 @@ public class FlowEntryBuilder {
                 builder.extension(interpreter.mapAction(action), DeviceId.deviceId(Dpid.uri(dpid)));
             }
             break;
+       case EXP_ODU_SIG_ID:
+            @SuppressWarnings("unchecked")
+            OFOxm<OduSignalID> oduID = (OFOxm<OduSignalID>) oxm;
+            OduSignalID oduSignalID = oduID.getValue();
+            OduSignalId oduSignalId = OduSignalId.oduSignalId(oduSignalID.getTpn(),
+                    oduSignalID.getTslen(),
+                    oduSignalID.getTsmap());
+            builder.add(modL1OduSignalId(oduSignalId));
+            break;
+        case EXP_OCH_SIG_ID:
+            try {
+                @SuppressWarnings("unchecked")
+                OFOxm<CircuitSignalID> ochId = (OFOxm<CircuitSignalID>) oxm;
+                CircuitSignalID circuitSignalID = ochId.getValue();
+                builder.add(modL0Lambda(Lambda.ochSignal(
+                        lookupGridType(circuitSignalID.getGridType()),
+                        lookupChannelSpacing(circuitSignalID.getChannelSpacing()),
+                        circuitSignalID.getChannelNumber(), circuitSignalID.getSpectralWidth())));
+            } catch (NoMappingFoundException e) {
+                log.warn(e.getMessage());
+                break;
+            }
+            break;
         case ARP_OP:
         case ARP_SHA:
         case ARP_SPA:
@@ -501,6 +531,8 @@ public class FlowEntryBuilder {
         case OCH_SIGTYPE_BASIC:
         case SCTP_DST:
         case SCTP_SRC:
+        case EXP_ODU_SIGTYPE:
+        case EXP_OCH_SIGTYPE:
         default:
             log.warn("Set field type {} not yet implemented.", oxm.getMatchField().id);
             break;
@@ -704,6 +736,41 @@ public class FlowEntryBuilder {
                 U8 sigType = match.get(MatchField.OCH_SIGTYPE);
                 builder.add(matchOchSignalType(lookupOchSignalType((byte) sigType.getValue())));
                 break;
+            case EXP_OCH_SIG_ID:
+                try {
+                    CircuitSignalID expSigId = match.get(MatchField.EXP_OCH_SIG_ID);
+                    builder.add(matchLambda(Lambda.ochSignal(
+                            lookupGridType(expSigId.getGridType()), lookupChannelSpacing(expSigId.getChannelSpacing()),
+                            expSigId.getChannelNumber(), expSigId.getSpectralWidth())));
+                } catch (NoMappingFoundException e) {
+                    log.warn(e.getMessage());
+                    break;
+                }
+                break;
+            case EXP_OCH_SIGTYPE:
+                try {
+                    U8 expOchSigType = match.get(MatchField.EXP_OCH_SIGTYPE);
+                    builder.add(matchOchSignalType(lookupOchSignalType((byte) expOchSigType.getValue())));
+                } catch (NoMappingFoundException e) {
+                    log.warn(e.getMessage());
+                    break;
+                }
+                break;
+            case EXP_ODU_SIG_ID:
+                OduSignalId oduSignalId = OduSignalId.oduSignalId(match.get(MatchField.EXP_ODU_SIG_ID).getTpn(),
+                        match.get(MatchField.EXP_ODU_SIG_ID).getTslen(),
+                        match.get(MatchField.EXP_ODU_SIG_ID).getTsmap());
+                builder.add(matchOduSignalId(oduSignalId));
+            break;
+            case EXP_ODU_SIGTYPE:
+                try {
+                    U8 oduSigType = match.get(MatchField.EXP_ODU_SIGTYPE);
+                    builder.add(matchOduSignalType(lookupOduSignalType((byte) oduSigType.getValue())));
+                } catch (NoMappingFoundException e) {
+                    log.warn(e.getMessage());
+                    break;
+                }
+                break;
             case TUNNEL_ID:
                 long tunnelId = match.get(MatchField.TUNNEL_ID).getValue();
                 builder.matchTunnelId(tunnelId);
diff --git a/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowModBuilder.java b/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowModBuilder.java
index 2a8d2010..dcd7b0fc 100644
--- a/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowModBuilder.java
+++ b/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowModBuilder.java
@@ -20,8 +20,13 @@ import org.onlab.packet.Ip4Prefix;
 import org.onlab.packet.Ip6Address;
 import org.onlab.packet.Ip6Prefix;
 import org.onlab.packet.VlanId;
+import org.onosproject.net.DeviceId;
 import org.onosproject.net.OchSignal;
+import org.onosproject.net.driver.DefaultDriverData;
+import org.onosproject.net.driver.DefaultDriverHandler;
+import org.onosproject.net.driver.Driver;
 import org.onosproject.net.driver.DriverService;
+import org.onosproject.net.OduSignalId;
 import org.onosproject.net.flow.FlowRule;
 import org.onosproject.net.flow.TrafficSelector;
 import org.onosproject.net.flow.criteria.ArpHaCriterion;
@@ -30,6 +35,8 @@ import org.onosproject.net.flow.criteria.ArpPaCriterion;
 import org.onosproject.net.flow.criteria.Criterion;
 import org.onosproject.net.flow.criteria.EthCriterion;
 import org.onosproject.net.flow.criteria.EthTypeCriterion;
+import org.onosproject.net.flow.criteria.ExtensionCriterion;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
 import org.onosproject.net.flow.criteria.IPCriterion;
 import org.onosproject.net.flow.criteria.IPDscpCriterion;
 import org.onosproject.net.flow.criteria.IPEcnCriterion;
@@ -47,6 +54,8 @@ import org.onosproject.net.flow.criteria.MplsBosCriterion;
 import org.onosproject.net.flow.criteria.MplsCriterion;
 import org.onosproject.net.flow.criteria.OchSignalCriterion;
 import org.onosproject.net.flow.criteria.OchSignalTypeCriterion;
+import org.onosproject.net.flow.criteria.OduSignalIdCriterion;
+import org.onosproject.net.flow.criteria.OduSignalTypeCriterion;
 import org.onosproject.net.flow.criteria.PortCriterion;
 import org.onosproject.net.flow.criteria.SctpPortCriterion;
 import org.onosproject.net.flow.criteria.TcpPortCriterion;
@@ -54,12 +63,14 @@ import org.onosproject.net.flow.criteria.TunnelIdCriterion;
 import org.onosproject.net.flow.criteria.UdpPortCriterion;
 import org.onosproject.net.flow.criteria.VlanIdCriterion;
 import org.onosproject.net.flow.criteria.VlanPcpCriterion;
+import org.onosproject.openflow.controller.ExtensionSelectorInterpreter;
 import org.projectfloodlight.openflow.protocol.OFFactory;
 import org.projectfloodlight.openflow.protocol.OFFlowAdd;
 import org.projectfloodlight.openflow.protocol.OFFlowDelete;
 import org.projectfloodlight.openflow.protocol.OFFlowMod;
 import org.projectfloodlight.openflow.protocol.match.Match;
 import org.projectfloodlight.openflow.protocol.match.MatchField;
+import org.projectfloodlight.openflow.protocol.oxm.OFOxm;
 import org.projectfloodlight.openflow.types.ArpOpcode;
 import org.projectfloodlight.openflow.types.CircuitSignalID;
 import org.projectfloodlight.openflow.types.EthType;
@@ -84,6 +95,7 @@ import org.projectfloodlight.openflow.types.U64;
 import org.projectfloodlight.openflow.types.U8;
 import org.projectfloodlight.openflow.types.VlanPcp;
 import org.projectfloodlight.openflow.types.VlanVid;
+import org.projectfloodlight.openflow.types.OduSignalID;
 import org.slf4j.Logger;
 
 import java.util.Optional;
@@ -102,6 +114,7 @@ public abstract class FlowModBuilder {
     private final TrafficSelector selector;
     protected final Long xid;
     protected final Optional<DriverService> driverService;
+    protected final DeviceId deviceId;
 
     /**
      * Creates a new flow mod builder.
@@ -142,6 +155,7 @@ public abstract class FlowModBuilder {
         this.selector = flowRule.selector();
         this.xid = xid.orElse(0L);
         this.driverService = driverService;
+        this.deviceId = flowRule.deviceId();
     }
 
     /**
@@ -398,7 +412,7 @@ public abstract class FlowModBuilder {
                     OchSignal signal = ochSignalCriterion.lambda();
                     byte gridType = OpenFlowValueMapper.lookupGridType(signal.gridType());
                     byte channelSpacing = OpenFlowValueMapper.lookupChannelSpacing(signal.channelSpacing());
-                    mBuilder.setExact(MatchField.OCH_SIGID,
+                    mBuilder.setExact(MatchField.EXP_OCH_SIG_ID,
                             new CircuitSignalID(gridType, channelSpacing,
                                     (short) signal.spacingMultiplier(), (short) signal.slotGranularity()));
                 } catch (NoMappingFoundException e) {
@@ -406,9 +420,30 @@ public abstract class FlowModBuilder {
                 }
                 break;
             case OCH_SIGTYPE:
-                OchSignalTypeCriterion sc = (OchSignalTypeCriterion) c;
-                byte signalType = OpenFlowValueMapper.lookupOchSignalType(sc.signalType());
-                mBuilder.setExact(MatchField.OCH_SIGTYPE, U8.of(signalType));
+                try {
+                    OchSignalTypeCriterion sc = (OchSignalTypeCriterion) c;
+                    byte signalType = OpenFlowValueMapper.lookupOchSignalType(sc.signalType());
+                    mBuilder.setExact(MatchField.EXP_OCH_SIGTYPE, U8.of(signalType));
+                } catch (NoMappingFoundException e) {
+                    log.warn(e.getMessage());
+                }
+                break;
+            case ODU_SIGID:
+                OduSignalIdCriterion oduSignalIdCriterion = (OduSignalIdCriterion) c;
+                OduSignalId oduSignalId = oduSignalIdCriterion.oduSignalId();
+                mBuilder.setExact(MatchField.EXP_ODU_SIG_ID,
+                        new OduSignalID((short) oduSignalId.tributaryPortNumber(),
+                                (short) oduSignalId.tributarySlotLength(),
+                                oduSignalId.tributarySlotBitmap()));
+                break;
+            case ODU_SIGTYPE:
+                try {
+                    OduSignalTypeCriterion oduSignalTypeCriterion = (OduSignalTypeCriterion) c;
+                    byte oduSigType = OpenFlowValueMapper.lookupOduSignalType(oduSignalTypeCriterion.signalType());
+                    mBuilder.setExact(MatchField.EXP_ODU_SIGTYPE, U8.of(oduSigType));
+                } catch (NoMappingFoundException e) {
+                    log.warn(e.getMessage());
+                }
                 break;
             case TUNNEL_ID:
                 TunnelIdCriterion tunnelId = (TunnelIdCriterion) c;
@@ -446,8 +481,24 @@ public abstract class FlowModBuilder {
                 mBuilder.setExact(MatchField.ARP_TPA,
                                   IPv4Address.of(arpPaCriterion.ip().toInt()));
                 break;
+            case EXTENSION:
+                ExtensionCriterion extensionCriterion = (ExtensionCriterion) c;
+                OFOxm oxm = buildExtensionOxm(extensionCriterion.extensionSelector());
+                if (oxm == null) {
+                    log.warn("Unable to build extension selector");
+                    break;
+                }
+
+                if (oxm.isMasked()) {
+                    mBuilder.setMasked(oxm.getMatchField(), oxm.getValue(), oxm.getMask());
+                } else {
+                    mBuilder.setExact(oxm.getMatchField(), oxm.getValue());
+                }
+
+                break;
             case MPLS_TC:
             case PBB_ISID:
+                // TODO: need to implement PBB-ISID case when OpenFlowJ is ready
             default:
                 log.warn("Match type {} not yet implemented.", c.type());
             }
@@ -473,4 +524,21 @@ public abstract class FlowModBuilder {
         return factory;
     }
 
+    private OFOxm buildExtensionOxm(ExtensionSelector extension) {
+        if (!driverService.isPresent()) {
+            log.error("No driver service present");
+            return null;
+        }
+        Driver driver = driverService.get().getDriver(deviceId);
+        if (driver.hasBehaviour(ExtensionSelectorInterpreter.class)) {
+            DefaultDriverHandler handler =
+                    new DefaultDriverHandler(new DefaultDriverData(driver, deviceId));
+            ExtensionSelectorInterpreter interpreter = handler.behaviour(ExtensionSelectorInterpreter.class);
+
+            return interpreter.mapSelector(factory(), extension);
+        }
+
+        return null;
+    }
+
 }
diff --git a/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowModBuilderVer10.java b/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowModBuilderVer10.java
index bdea09da..d4ebb4fd 100644
--- a/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowModBuilderVer10.java
+++ b/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowModBuilderVer10.java
@@ -181,6 +181,7 @@ public class FlowModBuilderVer10 extends FlowModBuilder {
                 acts.add(queueBuilder.build());
                 break;
             case L0MODIFICATION:
+            case L1MODIFICATION:
             case GROUP:
             case TABLE:
             case METADATA:
diff --git a/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowModBuilderVer13.java b/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowModBuilderVer13.java
index 90def432..a3182e72 100644
--- a/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowModBuilderVer13.java
+++ b/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/FlowModBuilderVer13.java
@@ -18,8 +18,8 @@ package org.onosproject.provider.of.flow.impl;
 import com.google.common.collect.Lists;
 import org.onlab.packet.Ip4Address;
 import org.onlab.packet.Ip6Address;
-import org.onosproject.net.DeviceId;
 import org.onosproject.net.OchSignal;
+import org.onosproject.net.OduSignalId;
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.driver.DefaultDriverData;
 import org.onosproject.net.driver.DefaultDriverHandler;
@@ -36,6 +36,8 @@ import org.onosproject.net.flow.instructions.Instructions.SetQueueInstruction;
 import org.onosproject.net.flow.instructions.L0ModificationInstruction;
 import org.onosproject.net.flow.instructions.L0ModificationInstruction.ModLambdaInstruction;
 import org.onosproject.net.flow.instructions.L0ModificationInstruction.ModOchSignalInstruction;
+import org.onosproject.net.flow.instructions.L1ModificationInstruction;
+import org.onosproject.net.flow.instructions.L1ModificationInstruction.ModOduSignalIdInstruction;
 import org.onosproject.net.flow.instructions.L2ModificationInstruction;
 import org.onosproject.net.flow.instructions.L2ModificationInstruction.ModEtherInstruction;
 import org.onosproject.net.flow.instructions.L2ModificationInstruction.ModMplsBosInstruction;
@@ -46,6 +48,9 @@ import org.onosproject.net.flow.instructions.L2ModificationInstruction.ModVlanPc
 import org.onosproject.net.flow.instructions.L2ModificationInstruction.PushHeaderInstructions;
 import org.onosproject.net.flow.instructions.L3ModificationInstruction;
 import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModIPInstruction;
+import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModArpIPInstruction;
+import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModArpEthInstruction;
+import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModArpOpInstruction;
 import org.onosproject.net.flow.instructions.L3ModificationInstruction.ModIPv6FlowLabelInstruction;
 import org.onosproject.net.flow.instructions.L4ModificationInstruction;
 import org.onosproject.net.flow.instructions.L4ModificationInstruction.ModTransportPortInstruction;
@@ -62,6 +67,7 @@ import org.projectfloodlight.openflow.protocol.action.OFActionSetQueue;
 import org.projectfloodlight.openflow.protocol.instruction.OFInstruction;
 import org.projectfloodlight.openflow.protocol.match.Match;
 import org.projectfloodlight.openflow.protocol.oxm.OFOxm;
+import org.projectfloodlight.openflow.types.ArpOpcode;
 import org.projectfloodlight.openflow.types.CircuitSignalID;
 import org.projectfloodlight.openflow.types.EthType;
 import org.projectfloodlight.openflow.types.IPv4Address;
@@ -73,6 +79,7 @@ import org.projectfloodlight.openflow.types.OFBufferId;
 import org.projectfloodlight.openflow.types.OFGroup;
 import org.projectfloodlight.openflow.types.OFPort;
 import org.projectfloodlight.openflow.types.OFVlanVidMatch;
+import org.projectfloodlight.openflow.types.OduSignalID;
 import org.projectfloodlight.openflow.types.TableId;
 import org.projectfloodlight.openflow.types.TransportPort;
 import org.projectfloodlight.openflow.types.U32;
@@ -95,7 +102,6 @@ public class FlowModBuilderVer13 extends FlowModBuilder {
     private static final int OFPCML_NO_BUFFER = 0xffff;
 
     private final TrafficTreatment treatment;
-    private final DeviceId deviceId;
 
     /**
      * Constructor for a flow mod builder for OpenFlow 1.3.
@@ -110,7 +116,6 @@ public class FlowModBuilderVer13 extends FlowModBuilder {
         super(flowRule, factory, xid, driverService);
 
         this.treatment = flowRule.treatment();
-        this.deviceId = flowRule.deviceId();
     }
 
     @Override
@@ -233,6 +238,9 @@ public class FlowModBuilderVer13 extends FlowModBuilder {
                 case L0MODIFICATION:
                     actions.add(buildL0Modification(i));
                     break;
+                case L1MODIFICATION:
+                    actions.add(buildL1Modification(i));
+                    break;
                 case L2MODIFICATION:
                     actions.add(buildL2Modification(i));
                     break;
@@ -302,20 +310,31 @@ public class FlowModBuilderVer13 extends FlowModBuilder {
 
     private OFAction buildL0Modification(Instruction i) {
         L0ModificationInstruction l0m = (L0ModificationInstruction) i;
+        OFOxm<?> oxm = null;
         switch (l0m.subtype()) {
             case LAMBDA:
                 return buildModLambdaInstruction((ModLambdaInstruction) i);
             case OCH:
                 try {
-                    return buildModOchSignalInstruction((ModOchSignalInstruction) i);
+                    ModOchSignalInstruction modOchSignalInstruction = (ModOchSignalInstruction) l0m;
+                    OchSignal signal = modOchSignalInstruction.lambda();
+                    byte gridType = OpenFlowValueMapper.lookupGridType(signal.gridType());
+                    byte channelSpacing = OpenFlowValueMapper.lookupChannelSpacing(signal.channelSpacing());
+                    oxm = factory().oxms().expOchSigId(
+                            new CircuitSignalID(gridType, channelSpacing,
+                                    (short) signal.spacingMultiplier(), (short) signal.slotGranularity()));
                 } catch (NoMappingFoundException e) {
                     log.warn(e.getMessage());
                     break;
                 }
+                break;
             default:
                 log.warn("Unimplemented action type {}.", l0m.subtype());
                 break;
         }
+        if (oxm != null) {
+            return factory().actions().buildSetField().setField(oxm).build();
+        }
         return null;
     }
 
@@ -335,6 +354,31 @@ public class FlowModBuilderVer13 extends FlowModBuilder {
         ));
     }
 
+    private OFAction buildL1Modification(Instruction i) {
+        L1ModificationInstruction l1m = (L1ModificationInstruction) i;
+        OFOxm<?> oxm = null;
+        switch (l1m.subtype()) {
+        case ODU_SIGID:
+            ModOduSignalIdInstruction modOduSignalIdInstruction = (ModOduSignalIdInstruction) l1m;
+            OduSignalId oduSignalId = modOduSignalIdInstruction.oduSignalId();
+
+            OduSignalID oduSignalID = new OduSignalID((short) oduSignalId.tributaryPortNumber(),
+                    (short) oduSignalId.tributarySlotLength(),
+                    oduSignalId.tributarySlotBitmap());
+
+            oxm = factory().oxms().expOduSigId(oduSignalID);
+            break;
+        default:
+            log.warn("Unimplemented action type {}.", l1m.subtype());
+            break;
+        }
+
+        if (oxm != null) {
+            return factory().actions().buildSetField().setField(oxm).build();
+        }
+        return null;
+    }
+
     private OFAction buildL2Modification(Instruction i) {
         L2ModificationInstruction l2m = (L2ModificationInstruction) i;
         ModEtherInstruction eth;
@@ -433,6 +477,19 @@ public class FlowModBuilderVer13 extends FlowModBuilder {
                 int flowLabel = flowLabelInstruction.flowLabel();
                 oxm = factory().oxms().ipv6Flabel(IPv6FlowLabel.of(flowLabel));
                 break;
+            case ARP_SPA:
+                ModArpIPInstruction aip = (ModArpIPInstruction) i;
+                ip4 = aip.ip().getIp4Address();
+                oxm = factory().oxms().arpSpa(IPv4Address.of(ip4.toInt()));
+                break;
+            case ARP_SHA:
+                ModArpEthInstruction ei = (ModArpEthInstruction) i;
+                oxm = factory().oxms().arpSha(MacAddress.of(ei.mac().toLong()));
+                break;
+            case ARP_OP:
+                ModArpOpInstruction oi = (ModArpOpInstruction) i;
+                oxm = factory().oxms().arpOp(ArpOpcode.of((int) oi.op()));
+                break;
             case DEC_TTL:
                 return factory().actions().decNwTtl();
             case TTL_IN:
diff --git a/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/NewAdaptiveFlowStatsCollector.java b/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/NewAdaptiveFlowStatsCollector.java
index d5186fa9..aa8df947 100644
--- a/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/NewAdaptiveFlowStatsCollector.java
+++ b/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/NewAdaptiveFlowStatsCollector.java
@@ -1,882 +1,882 @@
-/*

- * Copyright 2015 Open Networking Laboratory

- *

- * Licensed under the Apache License, Version 2.0 (the "License");

- * you may not use this file except in compliance with the License.

- * You may obtain a copy of the License at

- *

- *     http://www.apache.org/licenses/LICENSE-2.0

- *

- * Unless required by applicable law or agreed to in writing, software

- * distributed under the License is distributed on an "AS IS" BASIS,

- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

- * See the License for the specific language governing permissions and

- * limitations under the License.

- */

-

-package org.onosproject.provider.of.flow.impl;

-

-import com.google.common.base.Objects;

-import com.google.common.collect.ImmutableSet;

-import com.google.common.collect.Maps;

-import com.google.common.collect.Sets;

-import org.onosproject.net.flow.DefaultTypedFlowEntry;

-import org.onosproject.net.flow.FlowEntry;

-import org.onosproject.net.flow.FlowId;

-import org.onosproject.net.flow.FlowRule;

-import org.onosproject.net.flow.StoredFlowEntry;

-import org.onosproject.net.flow.TypedStoredFlowEntry;

-import org.onosproject.net.flow.instructions.Instruction;

-import org.onosproject.net.flow.instructions.Instructions;

-import org.onosproject.openflow.controller.OpenFlowSwitch;

-import org.onosproject.openflow.controller.RoleState;

-import org.projectfloodlight.openflow.protocol.OFFlowStatsRequest;

-import org.projectfloodlight.openflow.protocol.match.Match;

-import org.projectfloodlight.openflow.types.OFPort;

-import org.projectfloodlight.openflow.types.TableId;

-import org.slf4j.Logger;

-

-import java.util.HashSet;

-import java.util.List;

-import java.util.Map;

-import java.util.Optional;

-import java.util.Set;

-import java.util.concurrent.Executors;

-import java.util.concurrent.ScheduledExecutorService;

-import java.util.concurrent.ScheduledFuture;

-import java.util.concurrent.TimeUnit;

-

-import static com.google.common.base.Preconditions.checkNotNull;

-import static org.onlab.util.Tools.groupedThreads;

-import static org.onosproject.net.flow.TypedStoredFlowEntry.FlowLiveType;

-import static org.slf4j.LoggerFactory.getLogger;

-

-/**

- * Efficiently and adaptively collects flow statistics for the specified switch.

- */

-public class NewAdaptiveFlowStatsCollector {

-

-    private final Logger log = getLogger(getClass());

-

-    private final OpenFlowSwitch sw;

-

-    private ScheduledExecutorService adaptiveFlowStatsScheduler =

-            Executors.newScheduledThreadPool(4, groupedThreads("onos/flow", "device-stats-collector-%d"));

-    private ScheduledFuture<?> calAndShortFlowsThread;

-    private ScheduledFuture<?> midFlowsThread;

-    private ScheduledFuture<?> longFlowsThread;

-

-    // Task that calculates all flowEntries' FlowLiveType and collects stats IMMEDIATE flows every calAndPollInterval

-    private CalAndShortFlowsTask calAndShortFlowsTask;

-    // Task that collects stats MID flows every 2*calAndPollInterval

-    private MidFlowsTask midFlowsTask;

-    // Task that collects stats LONG flows every 3*calAndPollInterval

-    private LongFlowsTask longFlowsTask;

-

-    private static final int CAL_AND_POLL_TIMES = 1; // must be always 0

-    private static final int MID_POLL_TIMES = 2;     // variable greater or equal than 1

-    private static final int LONG_POLL_TIMES = 3;    // variable greater or equal than MID_POLL_TIMES

-    //TODO: make ENTIRE_POLL_TIMES configurable with enable or disable

-    // must be variable greater or equal than common multiple of MID_POLL_TIMES and LONG_POLL_TIMES

-    private static final int ENTIRE_POLL_TIMES = 6;

-

-    private static final int DEFAULT_CAL_AND_POLL_FREQUENCY = 5;

-    private static final int MIN_CAL_AND_POLL_FREQUENCY = 2;

-    private static final int MAX_CAL_AND_POLL_FREQUENCY = 60;

-

-    private int calAndPollInterval; // CAL_AND_POLL_TIMES * DEFAULT_CAL_AND_POLL_FREQUENCY;

-    private int midPollInterval; // MID_POLL_TIMES * DEFAULT_CAL_AND_POLL_FREQUENCY;

-    private int longPollInterval; // LONG_POLL_TIMES * DEFAULT_CAL_AND_POLL_FREQUENCY;

-    // only used for checking condition at each task if it collects entire flows from a given switch or not

-    private int entirePollInterval; // ENTIRE_POLL_TIMES * DEFAULT_CAL_AND_POLL_FREQUENCY;

-

-    // Number of call count of each Task,

-    // for undoing collection except only entire flows collecting task in CalAndShortFlowsTask

-    private int callCountCalAndShortFlowsTask = 0; // increased CAL_AND_POLL_TIMES whenever Task is called

-    private int callCountMidFlowsTask = 0;   // increased MID_POLL_TIMES whenever Task is called

-    private int callCountLongFlowsTask = 0;  // increased LONG_POLL_TIMES whenever Task is called

-

-    private InternalDeviceFlowTable deviceFlowTable = new InternalDeviceFlowTable();

-

-    private boolean isFirstTimeStart = true;

-

-    public static final long NO_FLOW_MISSING_XID = (-1);

-    private long flowMissingXid = NO_FLOW_MISSING_XID;

-

-    /**

-     * Creates a new adaptive collector for the given switch and default cal_and_poll frequency.

-     *

-     * @param sw           switch to pull

-     * @param pollInterval cal and immediate poll frequency in seconds

-     */

-    NewAdaptiveFlowStatsCollector(OpenFlowSwitch sw, int pollInterval) {

-        this.sw = sw;

-

-        initMemberVars(pollInterval);

-    }

-

-    // check calAndPollInterval validity and set all pollInterval values and finally initialize each task call count

-    private void initMemberVars(int pollInterval) {

-        if (pollInterval < MIN_CAL_AND_POLL_FREQUENCY) {

-            this.calAndPollInterval = MIN_CAL_AND_POLL_FREQUENCY;

-        } else if (pollInterval >= MAX_CAL_AND_POLL_FREQUENCY) {

-            this.calAndPollInterval = MAX_CAL_AND_POLL_FREQUENCY;

-        } else {

-            this.calAndPollInterval = pollInterval;

-        }

-

-        calAndPollInterval = CAL_AND_POLL_TIMES * calAndPollInterval;

-        midPollInterval = MID_POLL_TIMES * calAndPollInterval;

-        longPollInterval = LONG_POLL_TIMES * calAndPollInterval;

-        entirePollInterval = ENTIRE_POLL_TIMES * calAndPollInterval;

-

-        callCountCalAndShortFlowsTask = 0;

-        callCountMidFlowsTask = 0;

-        callCountLongFlowsTask = 0;

-

-        flowMissingXid = NO_FLOW_MISSING_XID;

-    }

-

-    /**

-     * Adjusts adaptive poll frequency.

-     *

-     * @param pollInterval poll frequency in seconds

-     */

-    synchronized void adjustCalAndPollInterval(int pollInterval) {

-        initMemberVars(pollInterval);

-

-        if (calAndShortFlowsThread != null) {

-            calAndShortFlowsThread.cancel(false);

-        }

-        if (midFlowsThread != null) {

-            midFlowsThread.cancel(false);

-        }

-        if (longFlowsThread != null) {

-            longFlowsThread.cancel(false);

-        }

-

-        calAndShortFlowsTask = new CalAndShortFlowsTask();

-        calAndShortFlowsThread = adaptiveFlowStatsScheduler.scheduleWithFixedDelay(

-                calAndShortFlowsTask,

-                0,

-                calAndPollInterval,

-                TimeUnit.SECONDS);

-

-        midFlowsTask = new MidFlowsTask();

-        midFlowsThread = adaptiveFlowStatsScheduler.scheduleWithFixedDelay(

-                midFlowsTask,

-                0,

-                midPollInterval,

-                TimeUnit.SECONDS);

-

-        longFlowsTask = new LongFlowsTask();

-        longFlowsThread = adaptiveFlowStatsScheduler.scheduleWithFixedDelay(

-                longFlowsTask,

-                0,

-                longPollInterval,

-                TimeUnit.SECONDS);

-

-        log.debug("calAndPollInterval=" + calAndPollInterval + "is adjusted");

-    }

-

-    private class CalAndShortFlowsTask implements Runnable {

-        @Override

-        public void run() {

-            if (sw.getRole() == RoleState.MASTER) {

-                log.trace("CalAndShortFlowsTask Collecting AdaptiveStats for {}", sw.getStringId());

-

-                if (isFirstTimeStart) {

-                    // isFirstTimeStart, get entire flow stats from a given switch sw

-                    log.trace("CalAndShortFlowsTask Collecting Entire AdaptiveStats at first time start for {}",

-                            sw.getStringId());

-                    ofFlowStatsRequestAllSend();

-

-                    callCountCalAndShortFlowsTask += CAL_AND_POLL_TIMES;

-                    isFirstTimeStart = false;

-                } else  if (callCountCalAndShortFlowsTask == ENTIRE_POLL_TIMES) {

-                    // entire_poll_times, get entire flow stats from a given switch sw

-                    log.trace("CalAndShortFlowsTask Collecting Entire AdaptiveStats for {}", sw.getStringId());

-                    ofFlowStatsRequestAllSend();

-

-                    callCountCalAndShortFlowsTask = CAL_AND_POLL_TIMES;

-                    //TODO: check flows deleted in switch, but exist in controller flow table, then remove them

-                    //

-                } else {

-                    calAndShortFlowsTaskInternal();

-                    callCountCalAndShortFlowsTask += CAL_AND_POLL_TIMES;

-                }

-            }

-        }

-    }

-

-    // send openflow flow stats request message with getting all flow entries to a given switch sw

-    private void ofFlowStatsRequestAllSend() {

-        OFFlowStatsRequest request = sw.factory().buildFlowStatsRequest()

-                .setMatch(sw.factory().matchWildcardAll())

-                .setTableId(TableId.ALL)

-                .setOutPort(OFPort.NO_MASK)

-                .build();

-

-        synchronized (this) {

-            // set the request xid to check the reply in OpenFlowRuleProvider

-            // After processing the reply of this request message,

-            // this must be set to NO_FLOW_MISSING_XID(-1) by provider

-            setFlowMissingXid(request.getXid());

-            log.debug("ofFlowStatsRequestAllSend,Request={},for {}", request.toString(), sw.getStringId());

-

-            sw.sendMsg(request);

-        }

-    }

-

-    // send openflow flow stats request message with getting the specific flow entry(fe) to a given switch sw

-    private void ofFlowStatsRequestFlowSend(FlowEntry fe) {

-        // set find match

-        Match match = FlowModBuilder.builder(fe, sw.factory(), Optional.empty(),

-                Optional.empty()).buildMatch();

-        // set find tableId

-        TableId tableId = TableId.of(fe.tableId());

-        // set output port

-        Instruction ins = fe.treatment().allInstructions().stream()

-                .filter(i -> (i.type() == Instruction.Type.OUTPUT))

-                .findFirst()

-                .orElse(null);

-        OFPort ofPort = OFPort.NO_MASK;

-        if (ins != null) {

-            Instructions.OutputInstruction out = (Instructions.OutputInstruction) ins;

-            ofPort = OFPort.of((int) ((out.port().toLong())));

-        }

-

-        OFFlowStatsRequest request = sw.factory().buildFlowStatsRequest()

-                .setMatch(match)

-                .setTableId(tableId)

-                .setOutPort(ofPort)

-                .build();

-

-        synchronized (this) {

-            if (getFlowMissingXid() != NO_FLOW_MISSING_XID) {

-                log.debug("ofFlowStatsRequestFlowSend: previous FlowStatsRequestAll does not be processed yet,"

-                                + " set no flow missing xid anyway, for {}",

-                        sw.getStringId());

-                setFlowMissingXid(NO_FLOW_MISSING_XID);

-            }

-

-            sw.sendMsg(request);

-        }

-    }

-

-    private void calAndShortFlowsTaskInternal() {

-        deviceFlowTable.checkAndMoveLiveFlowAll();

-

-        deviceFlowTable.getShortFlows().forEach(fe -> {

-            ofFlowStatsRequestFlowSend(fe);

-        });

-    }

-

-    private class MidFlowsTask implements Runnable {

-        @Override

-        public void run() {

-            if (sw.getRole() == RoleState.MASTER) {

-                log.trace("MidFlowsTask Collecting AdaptiveStats for {}", sw.getStringId());

-

-                // skip collecting because CalAndShortFlowsTask collects entire flow stats from a given switch sw

-                if (callCountMidFlowsTask == ENTIRE_POLL_TIMES) {

-                    callCountMidFlowsTask = MID_POLL_TIMES;

-                } else {

-                    midFlowsTaskInternal();

-                    callCountMidFlowsTask += MID_POLL_TIMES;

-                }

-            }

-        }

-    }

-

-    private void midFlowsTaskInternal() {

-        deviceFlowTable.getMidFlows().forEach(fe -> {

-            ofFlowStatsRequestFlowSend(fe);

-        });

-    }

-

-    private class LongFlowsTask implements Runnable {

-        @Override

-        public void run() {

-            if (sw.getRole() == RoleState.MASTER) {

-                log.trace("LongFlowsTask Collecting AdaptiveStats for {}", sw.getStringId());

-

-                // skip collecting because CalAndShortFlowsTask collects entire flow stats from a given switch sw

-                if (callCountLongFlowsTask == ENTIRE_POLL_TIMES) {

-                    callCountLongFlowsTask = LONG_POLL_TIMES;

-                } else {

-                    longFlowsTaskInternal();

-                    callCountLongFlowsTask += LONG_POLL_TIMES;

-                }

-            }

-        }

-    }

-

-    private void longFlowsTaskInternal() {

-        deviceFlowTable.getLongFlows().forEach(fe -> {

-            ofFlowStatsRequestFlowSend(fe);

-        });

-    }

-

-    /**

-     * start adaptive flow statistic collection.

-     *

-     */

-    public synchronized void start() {

-        log.debug("Starting AdaptiveStats collection thread for {}", sw.getStringId());

-        callCountCalAndShortFlowsTask = 0;

-        callCountMidFlowsTask = 0;

-        callCountLongFlowsTask = 0;

-

-        isFirstTimeStart = true;

-

-        // Initially start polling quickly. Then drop down to configured value

-        calAndShortFlowsTask = new CalAndShortFlowsTask();

-        calAndShortFlowsThread = adaptiveFlowStatsScheduler.scheduleWithFixedDelay(

-                calAndShortFlowsTask,

-                1,

-                calAndPollInterval,

-                TimeUnit.SECONDS);

-

-        midFlowsTask = new MidFlowsTask();

-        midFlowsThread = adaptiveFlowStatsScheduler.scheduleWithFixedDelay(

-                midFlowsTask,

-                1,

-                midPollInterval,

-                TimeUnit.SECONDS);

-

-        longFlowsTask = new LongFlowsTask();

-        longFlowsThread = adaptiveFlowStatsScheduler.scheduleWithFixedDelay(

-                longFlowsTask,

-                1,

-                longPollInterval,

-                TimeUnit.SECONDS);

-

-        log.info("Started");

-    }

-

-    /**

-     * stop adaptive flow statistic collection.

-     *

-     */

-    public synchronized void stop() {

-        log.debug("Stopping AdaptiveStats collection thread for {}", sw.getStringId());

-        if (calAndShortFlowsThread != null) {

-            calAndShortFlowsThread.cancel(true);

-        }

-        if (midFlowsThread != null) {

-            midFlowsThread.cancel(true);

-        }

-        if (longFlowsThread != null) {

-            longFlowsThread.cancel(true);

-        }

-

-        adaptiveFlowStatsScheduler.shutdownNow();

-

-        isFirstTimeStart = false;

-

-        log.info("Stopped");

-    }

-

-    /**

-     * add typed flow entry from flow rule into the internal flow table.

-     *

-     * @param flowRules the flow rules

-     *

-     */

-    public synchronized void addWithFlowRule(FlowRule... flowRules) {

-        for (FlowRule fr : flowRules) {

-            // First remove old entry unconditionally, if exist

-            deviceFlowTable.remove(fr);

-

-            // add new flow entry, we suppose IMMEDIATE_FLOW

-            TypedStoredFlowEntry newFlowEntry = new DefaultTypedFlowEntry(fr,

-                    FlowLiveType.IMMEDIATE_FLOW);

-            deviceFlowTable.addWithCalAndSetFlowLiveType(newFlowEntry);

-        }

-    }

-

-    /**

-     * add or update typed flow entry from flow entry into the internal flow table.

-     *

-     * @param flowEntries the flow entries

-     *

-     */

-    public synchronized void addOrUpdateFlows(FlowEntry... flowEntries) {

-       for (FlowEntry fe : flowEntries) {

-           // check if this new rule is an update to an existing entry

-           TypedStoredFlowEntry stored = deviceFlowTable.getFlowEntry(fe);

-

-           if (stored != null) {

-               // duplicated flow entry is collected!, just skip

-               if (fe.bytes() == stored.bytes() && fe.packets() == stored.packets()

-                       && fe.life() == stored.life()) {

-                   log.debug("addOrUpdateFlows:, FlowId=" + Long.toHexString(fe.id().value())

-                                   + ",is DUPLICATED stats collection, just skip."

-                                   + " AdaptiveStats collection thread for {}",

-                           sw.getStringId());

-

-                   stored.setLastSeen();

-                   continue;

-               } else if (fe.life() < stored.life()) {

-                   // Invalid updates the stats values, i.e., bytes, packets, durations ...

-                   log.debug("addOrUpdateFlows():" +

-                               " Invalid Flow Update! The new life is SMALLER than the previous one, jus skip." +

-                               " new flowId=" + Long.toHexString(fe.id().value()) +

-                               ", old flowId=" + Long.toHexString(stored.id().value()) +

-                               ", new bytes=" + fe.bytes() + ", old bytes=" + stored.bytes() +

-                               ", new life=" + fe.life() + ", old life=" + stored.life() +

-                               ", new lastSeen=" + fe.lastSeen() + ", old lastSeen=" + stored.lastSeen());

-                   // go next

-                   stored.setLastSeen();

-                   continue;

-               }

-

-               // update now

-               stored.setLife(fe.life());

-               stored.setPackets(fe.packets());

-               stored.setBytes(fe.bytes());

-               stored.setLastSeen();

-               if (stored.state() == FlowEntry.FlowEntryState.PENDING_ADD) {

-                   // flow is really RULE_ADDED

-                   stored.setState(FlowEntry.FlowEntryState.ADDED);

-               }

-               // flow is RULE_UPDATED, skip adding and just updating flow live table

-               //deviceFlowTable.calAndSetFlowLiveType(stored);

-               continue;

-           }

-

-           // add new flow entry, we suppose IMMEDIATE_FLOW

-           TypedStoredFlowEntry newFlowEntry = new DefaultTypedFlowEntry(fe,

-                    FlowLiveType.IMMEDIATE_FLOW);

-           deviceFlowTable.addWithCalAndSetFlowLiveType(newFlowEntry);

-        }

-    }

-

-    /**

-     * remove typed flow entry from the internal flow table.

-     *

-     * @param flowRules the flow entries

-     *

-     */

-    public synchronized void removeFlows(FlowRule...  flowRules) {

-        for (FlowRule rule : flowRules) {

-            deviceFlowTable.remove(rule);

-        }

-    }

-

-    // same as removeFlows() function

-    /**

-     * remove typed flow entry from the internal flow table.

-     *

-     * @param flowRules the flow entries

-     *

-     */

-    public void flowRemoved(FlowRule... flowRules) {

-        removeFlows(flowRules);

-    }

-

-    // same as addOrUpdateFlows() function

-    /**

-     * add or update typed flow entry from flow entry into the internal flow table.

-     *

-     * @param flowEntries the flow entry list

-     *

-     */

-    public void pushFlowMetrics(List<FlowEntry> flowEntries) {

-        flowEntries.forEach(fe -> {

-            addOrUpdateFlows(fe);

-        });

-    }

-

-    /**

-     * returns flowMissingXid that indicates the execution of flowMissing process or not(NO_FLOW_MISSING_XID(-1)).

-     *

-     * @return xid of missing flow

-     */

-    public long getFlowMissingXid() {

-        return flowMissingXid;

-    }

-

-    /**

-     * set flowMissingXid, namely OFFlowStatsRequest match any ALL message Id.

-     *

-     * @param flowMissingXid the OFFlowStatsRequest message Id

-     *

-     */

-    public void setFlowMissingXid(long flowMissingXid) {

-        this.flowMissingXid = flowMissingXid;

-    }

-

-    private class InternalDeviceFlowTable {

-

-        private final Map<FlowId, Set<TypedStoredFlowEntry>>

-                flowEntries = Maps.newConcurrentMap();

-

-        private final Set<StoredFlowEntry> shortFlows = new HashSet<>();

-        private final Set<StoredFlowEntry> midFlows = new HashSet<>();

-        private final Set<StoredFlowEntry> longFlows = new HashSet<>();

-

-        // Assumed latency adjustment(default=500 millisecond) between FlowStatsRequest and Reply

-        private final long latencyFlowStatsRequestAndReplyMillis = 500;

-

-

-        // Statistics for table operation

-        private long addCount = 0, addWithSetFlowLiveTypeCount = 0;

-        private long removeCount = 0;

-

-        /**

-         * Resets all count values with zero.

-         *

-         */

-        public void resetAllCount() {

-            addCount = 0;

-            addWithSetFlowLiveTypeCount = 0;

-            removeCount = 0;

-        }

-

-        // get set of flow entries for the given flowId

-        private Set<TypedStoredFlowEntry> getFlowEntriesInternal(FlowId flowId) {

-            return flowEntries.computeIfAbsent(flowId, id -> Sets.newCopyOnWriteArraySet());

-        }

-

-        // get flow entry for the given flow rule

-        private TypedStoredFlowEntry getFlowEntryInternal(FlowRule rule) {

-            Set<TypedStoredFlowEntry> flowEntries = getFlowEntriesInternal(rule.id());

-            return flowEntries.stream()

-                    .filter(entry -> Objects.equal(entry, rule))

-                    .findAny()

-                    .orElse(null);

-        }

-

-        // get the flow entries for all flows in flow table

-        private Set<TypedStoredFlowEntry> getFlowEntriesInternal() {

-            Set<TypedStoredFlowEntry> result = Sets.newHashSet();

-

-            flowEntries.values().forEach(result::addAll);

-            return result;

-        }

-

-        /**

-         * Gets the number of flow entry in flow table.

-         *

-         * @return the number of flow entry.

-         *

-         */

-        public long getFlowCount() {

-            return flowEntries.values().stream().mapToLong(Set::size).sum();

-        }

-

-        /**

-         * Gets the number of flow entry in flow table.

-         *

-         * @param rule the flow rule

-         * @return the typed flow entry.

-         *

-         */

-        public TypedStoredFlowEntry getFlowEntry(FlowRule rule) {

-            checkNotNull(rule);

-

-            return getFlowEntryInternal(rule);

-        }

-

-        /**

-         * Gets the all typed flow entries in flow table.

-         *

-         * @return the set of typed flow entry.

-         *

-         */

-        public Set<TypedStoredFlowEntry> getFlowEntries() {

-            return getFlowEntriesInternal();

-        }

-

-        /**

-         * Gets the short typed flow entries in flow table.

-         *

-         * @return the set of typed flow entry.

-         *

-         */

-        public Set<StoredFlowEntry> getShortFlows() {

-            return ImmutableSet.copyOf(shortFlows); //Sets.newHashSet(shortFlows);

-        }

-

-        /**

-         * Gets the mid typed flow entries in flow table.

-         *

-         * @return the set of typed flow entry.

-         *

-         */

-        public Set<StoredFlowEntry> getMidFlows() {

-            return ImmutableSet.copyOf(midFlows); //Sets.newHashSet(midFlows);

-        }

-

-        /**

-         * Gets the long typed flow entries in flow table.

-         *

-         * @return the set of typed flow entry.

-         *

-         */

-        public Set<StoredFlowEntry> getLongFlows() {

-            return ImmutableSet.copyOf(longFlows); //Sets.newHashSet(longFlows);

-        }

-

-        /**

-         * Add typed flow entry into table only.

-         *

-         * @param rule the flow rule

-         *

-         */

-        public synchronized void add(TypedStoredFlowEntry rule) {

-            checkNotNull(rule);

-

-            //rule have to be new DefaultTypedFlowEntry

-            boolean result = getFlowEntriesInternal(rule.id()).add(rule);

-

-            if (result) {

-                addCount++;

-            }

-        }

-

-        /**

-         * Calculates and set the flow live type at the first time,

-         * and then add it into a corresponding typed flow table.

-         *

-         * @param rule the flow rule

-         *

-         */

-        public void calAndSetFlowLiveType(TypedStoredFlowEntry rule) {

-            checkNotNull(rule);

-

-            calAndSetFlowLiveTypeInternal(rule);

-        }

-

-        /**

-         * Add the typed flow entry into table, and calculates and set the flow live type,

-         * and then add it into a corresponding typed flow table.

-         *

-         * @param rule the flow rule

-         *

-         */

-       public synchronized void addWithCalAndSetFlowLiveType(TypedStoredFlowEntry rule) {

-            checkNotNull(rule);

-

-            //rule have to be new DefaultTypedFlowEntry

-            boolean result = getFlowEntriesInternal(rule.id()).add(rule);

-            if (result) {

-                calAndSetFlowLiveTypeInternal(rule);

-                addWithSetFlowLiveTypeCount++;

-            } else {

-                log.debug("addWithCalAndSetFlowLiveType, FlowId=" + Long.toHexString(rule.id().value())

-                                + " ADD Failed, cause it may already exists in table !!!,"

-                                + " AdaptiveStats collection thread for {}",

-                        sw.getStringId());

-            }

-        }

-

-        // In real, calculates and set the flow live type at the first time,

-        // and then add it into a corresponding typed flow table

-        private void calAndSetFlowLiveTypeInternal(TypedStoredFlowEntry rule) {

-            long life = rule.life();

-            FlowLiveType prevFlowLiveType = rule.flowLiveType();

-

-            if (life >= longPollInterval) {

-                rule.setFlowLiveType(FlowLiveType.LONG_FLOW);

-                longFlows.add(rule);

-            } else if (life >= midPollInterval) {

-                rule.setFlowLiveType(FlowLiveType.MID_FLOW);

-                midFlows.add(rule);

-            } else if (life >= calAndPollInterval) {

-                rule.setFlowLiveType(FlowLiveType.SHORT_FLOW);

-                shortFlows.add(rule);

-            } else if (life >= 0) {

-                rule.setFlowLiveType(FlowLiveType.IMMEDIATE_FLOW);

-            } else { // life < 0

-                rule.setFlowLiveType(FlowLiveType.UNKNOWN_FLOW);

-            }

-

-            if (rule.flowLiveType() != prevFlowLiveType) {

-                switch (prevFlowLiveType) {

-                    // delete it from previous flow table

-                    case SHORT_FLOW:

-                        shortFlows.remove(rule);

-                        break;

-                    case MID_FLOW:

-                        midFlows.remove(rule);

-                        break;

-                    case LONG_FLOW:

-                        longFlows.remove(rule);

-                        break;

-                    default:

-                        break;

-                }

-            }

-        }

-

-

-        // check the flow live type based on current time, then set and add it into corresponding table

-        private boolean checkAndMoveLiveFlowInternal(TypedStoredFlowEntry fe, long cTime) {

-            long curTime = (cTime > 0 ? cTime : System.currentTimeMillis());

-            // For latency adjustment(default=500 millisecond) between FlowStatsRequest and Reply

-            long fromLastSeen = ((curTime - fe.lastSeen() + latencyFlowStatsRequestAndReplyMillis) / 1000);

-            // fe.life() unit is SECOND!

-            long liveTime = fe.life() + fromLastSeen;

-

-

-            switch (fe.flowLiveType()) {

-                case IMMEDIATE_FLOW:

-                    if (liveTime >= longPollInterval) {

-                        fe.setFlowLiveType(FlowLiveType.LONG_FLOW);

-                         longFlows.add(fe);

-                    } else if (liveTime >= midPollInterval) {

-                        fe.setFlowLiveType(FlowLiveType.MID_FLOW);

-                        midFlows.add(fe);

-                    } else if (liveTime >= calAndPollInterval) {

-                        fe.setFlowLiveType(FlowLiveType.SHORT_FLOW);

-                        shortFlows.add(fe);

-                    }

-                    break;

-                case SHORT_FLOW:

-                    if (liveTime >= longPollInterval) {

-                        fe.setFlowLiveType(FlowLiveType.LONG_FLOW);

-                        shortFlows.remove(fe);

-                        longFlows.add(fe);

-                    } else if (liveTime >= midPollInterval) {

-                        fe.setFlowLiveType(FlowLiveType.MID_FLOW);

-                        shortFlows.remove(fe);

-                        midFlows.add(fe);

-                    }

-                    break;

-                case MID_FLOW:

-                    if (liveTime >= longPollInterval) {

-                        fe.setFlowLiveType(FlowLiveType.LONG_FLOW);

-                        midFlows.remove(fe);

-                        longFlows.add(fe);

-                    }

-                    break;

-                case LONG_FLOW:

-                    if (fromLastSeen > entirePollInterval) {

-                        log.trace("checkAndMoveLiveFlowInternal, flow is already removed at switch.");

-                        return false;

-                    }

-                    break;

-                case UNKNOWN_FLOW: // Unknown flow is an internal error flow type, just fall through

-                default :

-                    // Error Unknown Live Type

-                    log.error("checkAndMoveLiveFlowInternal, Unknown Live Type error!"

-                            + "AdaptiveStats collection thread for {}",

-                            sw.getStringId());

-                    return false;

-            }

-

-            log.debug("checkAndMoveLiveFlowInternal, FlowId=" + Long.toHexString(fe.id().value())

-                            + ", state=" + fe.state()

-                            + ", After liveType=" + fe.flowLiveType()

-                            + ", liveTime=" + liveTime

-                            + ", life=" + fe.life()

-                            + ", bytes=" + fe.bytes()

-                            + ", packets=" + fe.packets()

-                            + ", fromLastSeen=" + fromLastSeen

-                            + ", priority=" + fe.priority()

-                            + ", selector=" + fe.selector().criteria()

-                            + ", treatment=" + fe.treatment()

-                            + " AdaptiveStats collection thread for {}",

-                    sw.getStringId());

-

-            return true;

-        }

-

-        /**

-         * Check and move live type for all type flow entries in table at every calAndPollInterval time.

-         *

-         */

-        public void checkAndMoveLiveFlowAll() {

-            Set<TypedStoredFlowEntry> typedFlowEntries = getFlowEntriesInternal();

-

-            long calCurTime = System.currentTimeMillis();

-            typedFlowEntries.forEach(fe -> {

-                if (!checkAndMoveLiveFlowInternal(fe, calCurTime)) {

-                    remove(fe);

-                }

-            });

-

-            // print table counts for debug

-            if (log.isDebugEnabled()) {

-                synchronized (this) {

-                    long totalFlowCount = getFlowCount();

-                    long shortFlowCount = shortFlows.size();

-                    long midFlowCount = midFlows.size();

-                    long longFlowCount = longFlows.size();

-                    long immediateFlowCount = totalFlowCount - shortFlowCount - midFlowCount - longFlowCount;

-                    long calTotalCount = addCount + addWithSetFlowLiveTypeCount - removeCount;

-

-                    log.debug("--------------------------------------------------------------------------- for {}",

-                            sw.getStringId());

-                    log.debug("checkAndMoveLiveFlowAll, Total Flow_Count=" + totalFlowCount

-                            + ", add - remove_Count=" + calTotalCount

-                            + ", IMMEDIATE_FLOW_Count=" + immediateFlowCount

-                            + ", SHORT_FLOW_Count=" + shortFlowCount

-                            + ", MID_FLOW_Count=" + midFlowCount

-                            + ", LONG_FLOW_Count=" + longFlowCount

-                            + ", add_Count=" + addCount

-                            + ", addWithSetFlowLiveType_Count=" + addWithSetFlowLiveTypeCount

-                            + ", remove_Count=" + removeCount

-                            + " AdaptiveStats collection thread for {}", sw.getStringId());

-                    log.debug("--------------------------------------------------------------------------- for {}",

-                            sw.getStringId());

-                    if (totalFlowCount != calTotalCount) {

-                        log.error("checkAndMoveLiveFlowAll, Real total flow count and "

-                                + "calculated total flow count do NOT match, something is wrong internally "

-                                + "or check counter value bound is over!");

-                    }

-                    if (immediateFlowCount < 0) {

-                        log.error("checkAndMoveLiveFlowAll, IMMEDIATE_FLOW count is negative, "

-                                + "something is wrong internally "

-                                + "or check counter value bound is over!");

-                    }

-                }

-            }

-            log.trace("checkAndMoveLiveFlowAll, AdaptiveStats for {}", sw.getStringId());

-        }

-

-        /**

-         * Remove the typed flow entry from table.

-         *

-         * @param rule the flow rule

-         *

-         */

-        public synchronized void remove(FlowRule rule) {

-            checkNotNull(rule);

-

-            TypedStoredFlowEntry removeStore = getFlowEntryInternal(rule);

-            if (removeStore != null) {

-                removeLiveFlowsInternal((TypedStoredFlowEntry) removeStore);

-                boolean result = getFlowEntriesInternal(rule.id()).remove(removeStore);

-

-                if (result) {

-                    removeCount++;

-                }

-            }

-       }

-

-        // Remove the typed flow entry from corresponding table

-        private void removeLiveFlowsInternal(TypedStoredFlowEntry fe) {

-            switch (fe.flowLiveType()) {

-                case IMMEDIATE_FLOW:

-                    // do nothing

-                    break;

-                case SHORT_FLOW:

-                    shortFlows.remove(fe);

-                    break;

-                case MID_FLOW:

-                    midFlows.remove(fe);

-                    break;

-                case LONG_FLOW:

-                    longFlows.remove(fe);

-                    break;

-                default: // error in Flow Live Type

-                    log.error("removeLiveFlowsInternal, Unknown Live Type error!");

-                    break;

-            }

-        }

-    }

-}

+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.provider.of.flow.impl;
+
+import com.google.common.base.Objects;
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Maps;
+import com.google.common.collect.Sets;
+import org.onosproject.net.flow.DefaultTypedFlowEntry;
+import org.onosproject.net.flow.FlowEntry;
+import org.onosproject.net.flow.FlowId;
+import org.onosproject.net.flow.FlowRule;
+import org.onosproject.net.flow.StoredFlowEntry;
+import org.onosproject.net.flow.TypedStoredFlowEntry;
+import org.onosproject.net.flow.instructions.Instruction;
+import org.onosproject.net.flow.instructions.Instructions;
+import org.onosproject.openflow.controller.OpenFlowSwitch;
+import org.onosproject.openflow.controller.RoleState;
+import org.projectfloodlight.openflow.protocol.OFFlowStatsRequest;
+import org.projectfloodlight.openflow.protocol.match.Match;
+import org.projectfloodlight.openflow.types.OFPort;
+import org.projectfloodlight.openflow.types.TableId;
+import org.slf4j.Logger;
+
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.Set;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.onlab.util.Tools.groupedThreads;
+import static org.onosproject.net.flow.TypedStoredFlowEntry.FlowLiveType;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Efficiently and adaptively collects flow statistics for the specified switch.
+ */
+public class NewAdaptiveFlowStatsCollector {
+
+    private final Logger log = getLogger(getClass());
+
+    private final OpenFlowSwitch sw;
+
+    private ScheduledExecutorService adaptiveFlowStatsScheduler =
+            Executors.newScheduledThreadPool(4, groupedThreads("onos/flow", "device-stats-collector-%d"));
+    private ScheduledFuture<?> calAndShortFlowsThread;
+    private ScheduledFuture<?> midFlowsThread;
+    private ScheduledFuture<?> longFlowsThread;
+
+    // Task that calculates all flowEntries' FlowLiveType and collects stats IMMEDIATE flows every calAndPollInterval
+    private CalAndShortFlowsTask calAndShortFlowsTask;
+    // Task that collects stats MID flows every 2*calAndPollInterval
+    private MidFlowsTask midFlowsTask;
+    // Task that collects stats LONG flows every 3*calAndPollInterval
+    private LongFlowsTask longFlowsTask;
+
+    private static final int CAL_AND_POLL_TIMES = 1; // must be always 0
+    private static final int MID_POLL_TIMES = 2;     // variable greater or equal than 1
+    private static final int LONG_POLL_TIMES = 3;    // variable greater or equal than MID_POLL_TIMES
+    //TODO: make ENTIRE_POLL_TIMES configurable with enable or disable
+    // must be variable greater or equal than common multiple of MID_POLL_TIMES and LONG_POLL_TIMES
+    private static final int ENTIRE_POLL_TIMES = 6;
+
+    private static final int DEFAULT_CAL_AND_POLL_FREQUENCY = 5;
+    private static final int MIN_CAL_AND_POLL_FREQUENCY = 2;
+    private static final int MAX_CAL_AND_POLL_FREQUENCY = 60;
+
+    private int calAndPollInterval; // CAL_AND_POLL_TIMES * DEFAULT_CAL_AND_POLL_FREQUENCY;
+    private int midPollInterval; // MID_POLL_TIMES * DEFAULT_CAL_AND_POLL_FREQUENCY;
+    private int longPollInterval; // LONG_POLL_TIMES * DEFAULT_CAL_AND_POLL_FREQUENCY;
+    // only used for checking condition at each task if it collects entire flows from a given switch or not
+    private int entirePollInterval; // ENTIRE_POLL_TIMES * DEFAULT_CAL_AND_POLL_FREQUENCY;
+
+    // Number of call count of each Task,
+    // for undoing collection except only entire flows collecting task in CalAndShortFlowsTask
+    private int callCountCalAndShortFlowsTask = 0; // increased CAL_AND_POLL_TIMES whenever Task is called
+    private int callCountMidFlowsTask = 0;   // increased MID_POLL_TIMES whenever Task is called
+    private int callCountLongFlowsTask = 0;  // increased LONG_POLL_TIMES whenever Task is called
+
+    private InternalDeviceFlowTable deviceFlowTable = new InternalDeviceFlowTable();
+
+    private boolean isFirstTimeStart = true;
+
+    public static final long NO_FLOW_MISSING_XID = (-1);
+    private long flowMissingXid = NO_FLOW_MISSING_XID;
+
+    /**
+     * Creates a new adaptive collector for the given switch and default cal_and_poll frequency.
+     *
+     * @param sw           switch to pull
+     * @param pollInterval cal and immediate poll frequency in seconds
+     */
+    NewAdaptiveFlowStatsCollector(OpenFlowSwitch sw, int pollInterval) {
+        this.sw = sw;
+
+        initMemberVars(pollInterval);
+    }
+
+    // check calAndPollInterval validity and set all pollInterval values and finally initialize each task call count
+    private void initMemberVars(int pollInterval) {
+        if (pollInterval < MIN_CAL_AND_POLL_FREQUENCY) {
+            this.calAndPollInterval = MIN_CAL_AND_POLL_FREQUENCY;
+        } else if (pollInterval >= MAX_CAL_AND_POLL_FREQUENCY) {
+            this.calAndPollInterval = MAX_CAL_AND_POLL_FREQUENCY;
+        } else {
+            this.calAndPollInterval = pollInterval;
+        }
+
+        calAndPollInterval = CAL_AND_POLL_TIMES * calAndPollInterval;
+        midPollInterval = MID_POLL_TIMES * calAndPollInterval;
+        longPollInterval = LONG_POLL_TIMES * calAndPollInterval;
+        entirePollInterval = ENTIRE_POLL_TIMES * calAndPollInterval;
+
+        callCountCalAndShortFlowsTask = 0;
+        callCountMidFlowsTask = 0;
+        callCountLongFlowsTask = 0;
+
+        flowMissingXid = NO_FLOW_MISSING_XID;
+    }
+
+    /**
+     * Adjusts adaptive poll frequency.
+     *
+     * @param pollInterval poll frequency in seconds
+     */
+    synchronized void adjustCalAndPollInterval(int pollInterval) {
+        initMemberVars(pollInterval);
+
+        if (calAndShortFlowsThread != null) {
+            calAndShortFlowsThread.cancel(false);
+        }
+        if (midFlowsThread != null) {
+            midFlowsThread.cancel(false);
+        }
+        if (longFlowsThread != null) {
+            longFlowsThread.cancel(false);
+        }
+
+        calAndShortFlowsTask = new CalAndShortFlowsTask();
+        calAndShortFlowsThread = adaptiveFlowStatsScheduler.scheduleWithFixedDelay(
+                calAndShortFlowsTask,
+                0,
+                calAndPollInterval,
+                TimeUnit.SECONDS);
+
+        midFlowsTask = new MidFlowsTask();
+        midFlowsThread = adaptiveFlowStatsScheduler.scheduleWithFixedDelay(
+                midFlowsTask,
+                0,
+                midPollInterval,
+                TimeUnit.SECONDS);
+
+        longFlowsTask = new LongFlowsTask();
+        longFlowsThread = adaptiveFlowStatsScheduler.scheduleWithFixedDelay(
+                longFlowsTask,
+                0,
+                longPollInterval,
+                TimeUnit.SECONDS);
+
+        log.debug("calAndPollInterval=" + calAndPollInterval + "is adjusted");
+    }
+
+    private class CalAndShortFlowsTask implements Runnable {
+        @Override
+        public void run() {
+            if (sw.getRole() == RoleState.MASTER) {
+                log.trace("CalAndShortFlowsTask Collecting AdaptiveStats for {}", sw.getStringId());
+
+                if (isFirstTimeStart) {
+                    // isFirstTimeStart, get entire flow stats from a given switch sw
+                    log.trace("CalAndShortFlowsTask Collecting Entire AdaptiveStats at first time start for {}",
+                            sw.getStringId());
+                    ofFlowStatsRequestAllSend();
+
+                    callCountCalAndShortFlowsTask += CAL_AND_POLL_TIMES;
+                    isFirstTimeStart = false;
+                } else  if (callCountCalAndShortFlowsTask == ENTIRE_POLL_TIMES) {
+                    // entire_poll_times, get entire flow stats from a given switch sw
+                    log.trace("CalAndShortFlowsTask Collecting Entire AdaptiveStats for {}", sw.getStringId());
+                    ofFlowStatsRequestAllSend();
+
+                    callCountCalAndShortFlowsTask = CAL_AND_POLL_TIMES;
+                    //TODO: check flows deleted in switch, but exist in controller flow table, then remove them
+                    //
+                } else {
+                    calAndShortFlowsTaskInternal();
+                    callCountCalAndShortFlowsTask += CAL_AND_POLL_TIMES;
+                }
+            }
+        }
+    }
+
+    // send openflow flow stats request message with getting all flow entries to a given switch sw
+    private void ofFlowStatsRequestAllSend() {
+        OFFlowStatsRequest request = sw.factory().buildFlowStatsRequest()
+                .setMatch(sw.factory().matchWildcardAll())
+                .setTableId(TableId.ALL)
+                .setOutPort(OFPort.NO_MASK)
+                .build();
+
+        synchronized (this) {
+            // set the request xid to check the reply in OpenFlowRuleProvider
+            // After processing the reply of this request message,
+            // this must be set to NO_FLOW_MISSING_XID(-1) by provider
+            setFlowMissingXid(request.getXid());
+            log.debug("ofFlowStatsRequestAllSend,Request={},for {}", request.toString(), sw.getStringId());
+
+            sw.sendMsg(request);
+        }
+    }
+
+    // send openflow flow stats request message with getting the specific flow entry(fe) to a given switch sw
+    private void ofFlowStatsRequestFlowSend(FlowEntry fe) {
+        // set find match
+        Match match = FlowModBuilder.builder(fe, sw.factory(), Optional.empty(),
+                Optional.empty()).buildMatch();
+        // set find tableId
+        TableId tableId = TableId.of(fe.tableId());
+        // set output port
+        Instruction ins = fe.treatment().allInstructions().stream()
+                .filter(i -> (i.type() == Instruction.Type.OUTPUT))
+                .findFirst()
+                .orElse(null);
+        OFPort ofPort = OFPort.NO_MASK;
+        if (ins != null) {
+            Instructions.OutputInstruction out = (Instructions.OutputInstruction) ins;
+            ofPort = OFPort.of((int) ((out.port().toLong())));
+        }
+
+        OFFlowStatsRequest request = sw.factory().buildFlowStatsRequest()
+                .setMatch(match)
+                .setTableId(tableId)
+                .setOutPort(ofPort)
+                .build();
+
+        synchronized (this) {
+            if (getFlowMissingXid() != NO_FLOW_MISSING_XID) {
+                log.debug("ofFlowStatsRequestFlowSend: previous FlowStatsRequestAll does not be processed yet,"
+                                + " set no flow missing xid anyway, for {}",
+                        sw.getStringId());
+                setFlowMissingXid(NO_FLOW_MISSING_XID);
+            }
+
+            sw.sendMsg(request);
+        }
+    }
+
+    private void calAndShortFlowsTaskInternal() {
+        deviceFlowTable.checkAndMoveLiveFlowAll();
+
+        deviceFlowTable.getShortFlows().forEach(fe -> {
+            ofFlowStatsRequestFlowSend(fe);
+        });
+    }
+
+    private class MidFlowsTask implements Runnable {
+        @Override
+        public void run() {
+            if (sw.getRole() == RoleState.MASTER) {
+                log.trace("MidFlowsTask Collecting AdaptiveStats for {}", sw.getStringId());
+
+                // skip collecting because CalAndShortFlowsTask collects entire flow stats from a given switch sw
+                if (callCountMidFlowsTask == ENTIRE_POLL_TIMES) {
+                    callCountMidFlowsTask = MID_POLL_TIMES;
+                } else {
+                    midFlowsTaskInternal();
+                    callCountMidFlowsTask += MID_POLL_TIMES;
+                }
+            }
+        }
+    }
+
+    private void midFlowsTaskInternal() {
+        deviceFlowTable.getMidFlows().forEach(fe -> {
+            ofFlowStatsRequestFlowSend(fe);
+        });
+    }
+
+    private class LongFlowsTask implements Runnable {
+        @Override
+        public void run() {
+            if (sw.getRole() == RoleState.MASTER) {
+                log.trace("LongFlowsTask Collecting AdaptiveStats for {}", sw.getStringId());
+
+                // skip collecting because CalAndShortFlowsTask collects entire flow stats from a given switch sw
+                if (callCountLongFlowsTask == ENTIRE_POLL_TIMES) {
+                    callCountLongFlowsTask = LONG_POLL_TIMES;
+                } else {
+                    longFlowsTaskInternal();
+                    callCountLongFlowsTask += LONG_POLL_TIMES;
+                }
+            }
+        }
+    }
+
+    private void longFlowsTaskInternal() {
+        deviceFlowTable.getLongFlows().forEach(fe -> {
+            ofFlowStatsRequestFlowSend(fe);
+        });
+    }
+
+    /**
+     * start adaptive flow statistic collection.
+     *
+     */
+    public synchronized void start() {
+        log.debug("Starting AdaptiveStats collection thread for {}", sw.getStringId());
+        callCountCalAndShortFlowsTask = 0;
+        callCountMidFlowsTask = 0;
+        callCountLongFlowsTask = 0;
+
+        isFirstTimeStart = true;
+
+        // Initially start polling quickly. Then drop down to configured value
+        calAndShortFlowsTask = new CalAndShortFlowsTask();
+        calAndShortFlowsThread = adaptiveFlowStatsScheduler.scheduleWithFixedDelay(
+                calAndShortFlowsTask,
+                1,
+                calAndPollInterval,
+                TimeUnit.SECONDS);
+
+        midFlowsTask = new MidFlowsTask();
+        midFlowsThread = adaptiveFlowStatsScheduler.scheduleWithFixedDelay(
+                midFlowsTask,
+                1,
+                midPollInterval,
+                TimeUnit.SECONDS);
+
+        longFlowsTask = new LongFlowsTask();
+        longFlowsThread = adaptiveFlowStatsScheduler.scheduleWithFixedDelay(
+                longFlowsTask,
+                1,
+                longPollInterval,
+                TimeUnit.SECONDS);
+
+        log.info("Started");
+    }
+
+    /**
+     * stop adaptive flow statistic collection.
+     *
+     */
+    public synchronized void stop() {
+        log.debug("Stopping AdaptiveStats collection thread for {}", sw.getStringId());
+        if (calAndShortFlowsThread != null) {
+            calAndShortFlowsThread.cancel(true);
+        }
+        if (midFlowsThread != null) {
+            midFlowsThread.cancel(true);
+        }
+        if (longFlowsThread != null) {
+            longFlowsThread.cancel(true);
+        }
+
+        adaptiveFlowStatsScheduler.shutdownNow();
+
+        isFirstTimeStart = false;
+
+        log.info("Stopped");
+    }
+
+    /**
+     * add typed flow entry from flow rule into the internal flow table.
+     *
+     * @param flowRules the flow rules
+     *
+     */
+    public synchronized void addWithFlowRule(FlowRule... flowRules) {
+        for (FlowRule fr : flowRules) {
+            // First remove old entry unconditionally, if exist
+            deviceFlowTable.remove(fr);
+
+            // add new flow entry, we suppose IMMEDIATE_FLOW
+            TypedStoredFlowEntry newFlowEntry = new DefaultTypedFlowEntry(fr,
+                    FlowLiveType.IMMEDIATE_FLOW);
+            deviceFlowTable.addWithCalAndSetFlowLiveType(newFlowEntry);
+        }
+    }
+
+    /**
+     * add or update typed flow entry from flow entry into the internal flow table.
+     *
+     * @param flowEntries the flow entries
+     *
+     */
+    public synchronized void addOrUpdateFlows(FlowEntry... flowEntries) {
+       for (FlowEntry fe : flowEntries) {
+           // check if this new rule is an update to an existing entry
+           TypedStoredFlowEntry stored = deviceFlowTable.getFlowEntry(fe);
+
+           if (stored != null) {
+               // duplicated flow entry is collected!, just skip
+               if (fe.bytes() == stored.bytes() && fe.packets() == stored.packets()
+                       && fe.life() == stored.life()) {
+                   log.debug("addOrUpdateFlows:, FlowId=" + Long.toHexString(fe.id().value())
+                                   + ",is DUPLICATED stats collection, just skip."
+                                   + " AdaptiveStats collection thread for {}",
+                           sw.getStringId());
+
+                   stored.setLastSeen();
+                   continue;
+               } else if (fe.life() < stored.life()) {
+                   // Invalid updates the stats values, i.e., bytes, packets, durations ...
+                   log.debug("addOrUpdateFlows():" +
+                               " Invalid Flow Update! The new life is SMALLER than the previous one, jus skip." +
+                               " new flowId=" + Long.toHexString(fe.id().value()) +
+                               ", old flowId=" + Long.toHexString(stored.id().value()) +
+                               ", new bytes=" + fe.bytes() + ", old bytes=" + stored.bytes() +
+                               ", new life=" + fe.life() + ", old life=" + stored.life() +
+                               ", new lastSeen=" + fe.lastSeen() + ", old lastSeen=" + stored.lastSeen());
+                   // go next
+                   stored.setLastSeen();
+                   continue;
+               }
+
+               // update now
+               stored.setLife(fe.life());
+               stored.setPackets(fe.packets());
+               stored.setBytes(fe.bytes());
+               stored.setLastSeen();
+               if (stored.state() == FlowEntry.FlowEntryState.PENDING_ADD) {
+                   // flow is really RULE_ADDED
+                   stored.setState(FlowEntry.FlowEntryState.ADDED);
+               }
+               // flow is RULE_UPDATED, skip adding and just updating flow live table
+               //deviceFlowTable.calAndSetFlowLiveType(stored);
+               continue;
+           }
+
+           // add new flow entry, we suppose IMMEDIATE_FLOW
+           TypedStoredFlowEntry newFlowEntry = new DefaultTypedFlowEntry(fe,
+                    FlowLiveType.IMMEDIATE_FLOW);
+           deviceFlowTable.addWithCalAndSetFlowLiveType(newFlowEntry);
+        }
+    }
+
+    /**
+     * remove typed flow entry from the internal flow table.
+     *
+     * @param flowRules the flow entries
+     *
+     */
+    public synchronized void removeFlows(FlowRule...  flowRules) {
+        for (FlowRule rule : flowRules) {
+            deviceFlowTable.remove(rule);
+        }
+    }
+
+    // same as removeFlows() function
+    /**
+     * remove typed flow entry from the internal flow table.
+     *
+     * @param flowRules the flow entries
+     *
+     */
+    public void flowRemoved(FlowRule... flowRules) {
+        removeFlows(flowRules);
+    }
+
+    // same as addOrUpdateFlows() function
+    /**
+     * add or update typed flow entry from flow entry into the internal flow table.
+     *
+     * @param flowEntries the flow entry list
+     *
+     */
+    public void pushFlowMetrics(List<FlowEntry> flowEntries) {
+        flowEntries.forEach(fe -> {
+            addOrUpdateFlows(fe);
+        });
+    }
+
+    /**
+     * returns flowMissingXid that indicates the execution of flowMissing process or not(NO_FLOW_MISSING_XID(-1)).
+     *
+     * @return xid of missing flow
+     */
+    public long getFlowMissingXid() {
+        return flowMissingXid;
+    }
+
+    /**
+     * set flowMissingXid, namely OFFlowStatsRequest match any ALL message Id.
+     *
+     * @param flowMissingXid the OFFlowStatsRequest message Id
+     *
+     */
+    public void setFlowMissingXid(long flowMissingXid) {
+        this.flowMissingXid = flowMissingXid;
+    }
+
+    private class InternalDeviceFlowTable {
+
+        private final Map<FlowId, Set<TypedStoredFlowEntry>>
+                flowEntries = Maps.newConcurrentMap();
+
+        private final Set<StoredFlowEntry> shortFlows = new HashSet<>();
+        private final Set<StoredFlowEntry> midFlows = new HashSet<>();
+        private final Set<StoredFlowEntry> longFlows = new HashSet<>();
+
+        // Assumed latency adjustment(default=500 millisecond) between FlowStatsRequest and Reply
+        private final long latencyFlowStatsRequestAndReplyMillis = 500;
+
+
+        // Statistics for table operation
+        private long addCount = 0, addWithSetFlowLiveTypeCount = 0;
+        private long removeCount = 0;
+
+        /**
+         * Resets all count values with zero.
+         *
+         */
+        public void resetAllCount() {
+            addCount = 0;
+            addWithSetFlowLiveTypeCount = 0;
+            removeCount = 0;
+        }
+
+        // get set of flow entries for the given flowId
+        private Set<TypedStoredFlowEntry> getFlowEntriesInternal(FlowId flowId) {
+            return flowEntries.computeIfAbsent(flowId, id -> Sets.newCopyOnWriteArraySet());
+        }
+
+        // get flow entry for the given flow rule
+        private TypedStoredFlowEntry getFlowEntryInternal(FlowRule rule) {
+            Set<TypedStoredFlowEntry> flowEntries = getFlowEntriesInternal(rule.id());
+            return flowEntries.stream()
+                    .filter(entry -> Objects.equal(entry, rule))
+                    .findAny()
+                    .orElse(null);
+        }
+
+        // get the flow entries for all flows in flow table
+        private Set<TypedStoredFlowEntry> getFlowEntriesInternal() {
+            Set<TypedStoredFlowEntry> result = Sets.newHashSet();
+
+            flowEntries.values().forEach(result::addAll);
+            return result;
+        }
+
+        /**
+         * Gets the number of flow entry in flow table.
+         *
+         * @return the number of flow entry.
+         *
+         */
+        public long getFlowCount() {
+            return flowEntries.values().stream().mapToLong(Set::size).sum();
+        }
+
+        /**
+         * Gets the number of flow entry in flow table.
+         *
+         * @param rule the flow rule
+         * @return the typed flow entry.
+         *
+         */
+        public TypedStoredFlowEntry getFlowEntry(FlowRule rule) {
+            checkNotNull(rule);
+
+            return getFlowEntryInternal(rule);
+        }
+
+        /**
+         * Gets the all typed flow entries in flow table.
+         *
+         * @return the set of typed flow entry.
+         *
+         */
+        public Set<TypedStoredFlowEntry> getFlowEntries() {
+            return getFlowEntriesInternal();
+        }
+
+        /**
+         * Gets the short typed flow entries in flow table.
+         *
+         * @return the set of typed flow entry.
+         *
+         */
+        public Set<StoredFlowEntry> getShortFlows() {
+            return ImmutableSet.copyOf(shortFlows); //Sets.newHashSet(shortFlows);
+        }
+
+        /**
+         * Gets the mid typed flow entries in flow table.
+         *
+         * @return the set of typed flow entry.
+         *
+         */
+        public Set<StoredFlowEntry> getMidFlows() {
+            return ImmutableSet.copyOf(midFlows); //Sets.newHashSet(midFlows);
+        }
+
+        /**
+         * Gets the long typed flow entries in flow table.
+         *
+         * @return the set of typed flow entry.
+         *
+         */
+        public Set<StoredFlowEntry> getLongFlows() {
+            return ImmutableSet.copyOf(longFlows); //Sets.newHashSet(longFlows);
+        }
+
+        /**
+         * Add typed flow entry into table only.
+         *
+         * @param rule the flow rule
+         *
+         */
+        public synchronized void add(TypedStoredFlowEntry rule) {
+            checkNotNull(rule);
+
+            //rule have to be new DefaultTypedFlowEntry
+            boolean result = getFlowEntriesInternal(rule.id()).add(rule);
+
+            if (result) {
+                addCount++;
+            }
+        }
+
+        /**
+         * Calculates and set the flow live type at the first time,
+         * and then add it into a corresponding typed flow table.
+         *
+         * @param rule the flow rule
+         *
+         */
+        public void calAndSetFlowLiveType(TypedStoredFlowEntry rule) {
+            checkNotNull(rule);
+
+            calAndSetFlowLiveTypeInternal(rule);
+        }
+
+        /**
+         * Add the typed flow entry into table, and calculates and set the flow live type,
+         * and then add it into a corresponding typed flow table.
+         *
+         * @param rule the flow rule
+         *
+         */
+       public synchronized void addWithCalAndSetFlowLiveType(TypedStoredFlowEntry rule) {
+            checkNotNull(rule);
+
+            //rule have to be new DefaultTypedFlowEntry
+            boolean result = getFlowEntriesInternal(rule.id()).add(rule);
+            if (result) {
+                calAndSetFlowLiveTypeInternal(rule);
+                addWithSetFlowLiveTypeCount++;
+            } else {
+                log.debug("addWithCalAndSetFlowLiveType, FlowId=" + Long.toHexString(rule.id().value())
+                                + " ADD Failed, cause it may already exists in table !!!,"
+                                + " AdaptiveStats collection thread for {}",
+                        sw.getStringId());
+            }
+        }
+
+        // In real, calculates and set the flow live type at the first time,
+        // and then add it into a corresponding typed flow table
+        private void calAndSetFlowLiveTypeInternal(TypedStoredFlowEntry rule) {
+            long life = rule.life();
+            FlowLiveType prevFlowLiveType = rule.flowLiveType();
+
+            if (life >= longPollInterval) {
+                rule.setFlowLiveType(FlowLiveType.LONG_FLOW);
+                longFlows.add(rule);
+            } else if (life >= midPollInterval) {
+                rule.setFlowLiveType(FlowLiveType.MID_FLOW);
+                midFlows.add(rule);
+            } else if (life >= calAndPollInterval) {
+                rule.setFlowLiveType(FlowLiveType.SHORT_FLOW);
+                shortFlows.add(rule);
+            } else if (life >= 0) {
+                rule.setFlowLiveType(FlowLiveType.IMMEDIATE_FLOW);
+            } else { // life < 0
+                rule.setFlowLiveType(FlowLiveType.UNKNOWN_FLOW);
+            }
+
+            if (rule.flowLiveType() != prevFlowLiveType) {
+                switch (prevFlowLiveType) {
+                    // delete it from previous flow table
+                    case SHORT_FLOW:
+                        shortFlows.remove(rule);
+                        break;
+                    case MID_FLOW:
+                        midFlows.remove(rule);
+                        break;
+                    case LONG_FLOW:
+                        longFlows.remove(rule);
+                        break;
+                    default:
+                        break;
+                }
+            }
+        }
+
+
+        // check the flow live type based on current time, then set and add it into corresponding table
+        private boolean checkAndMoveLiveFlowInternal(TypedStoredFlowEntry fe, long cTime) {
+            long curTime = (cTime > 0 ? cTime : System.currentTimeMillis());
+            // For latency adjustment(default=500 millisecond) between FlowStatsRequest and Reply
+            long fromLastSeen = ((curTime - fe.lastSeen() + latencyFlowStatsRequestAndReplyMillis) / 1000);
+            // fe.life() unit is SECOND!
+            long liveTime = fe.life() + fromLastSeen;
+
+
+            switch (fe.flowLiveType()) {
+                case IMMEDIATE_FLOW:
+                    if (liveTime >= longPollInterval) {
+                        fe.setFlowLiveType(FlowLiveType.LONG_FLOW);
+                         longFlows.add(fe);
+                    } else if (liveTime >= midPollInterval) {
+                        fe.setFlowLiveType(FlowLiveType.MID_FLOW);
+                        midFlows.add(fe);
+                    } else if (liveTime >= calAndPollInterval) {
+                        fe.setFlowLiveType(FlowLiveType.SHORT_FLOW);
+                        shortFlows.add(fe);
+                    }
+                    break;
+                case SHORT_FLOW:
+                    if (liveTime >= longPollInterval) {
+                        fe.setFlowLiveType(FlowLiveType.LONG_FLOW);
+                        shortFlows.remove(fe);
+                        longFlows.add(fe);
+                    } else if (liveTime >= midPollInterval) {
+                        fe.setFlowLiveType(FlowLiveType.MID_FLOW);
+                        shortFlows.remove(fe);
+                        midFlows.add(fe);
+                    }
+                    break;
+                case MID_FLOW:
+                    if (liveTime >= longPollInterval) {
+                        fe.setFlowLiveType(FlowLiveType.LONG_FLOW);
+                        midFlows.remove(fe);
+                        longFlows.add(fe);
+                    }
+                    break;
+                case LONG_FLOW:
+                    if (fromLastSeen > entirePollInterval) {
+                        log.trace("checkAndMoveLiveFlowInternal, flow is already removed at switch.");
+                        return false;
+                    }
+                    break;
+                case UNKNOWN_FLOW: // Unknown flow is an internal error flow type, just fall through
+                default :
+                    // Error Unknown Live Type
+                    log.error("checkAndMoveLiveFlowInternal, Unknown Live Type error!"
+                            + "AdaptiveStats collection thread for {}",
+                            sw.getStringId());
+                    return false;
+            }
+
+            log.debug("checkAndMoveLiveFlowInternal, FlowId=" + Long.toHexString(fe.id().value())
+                            + ", state=" + fe.state()
+                            + ", After liveType=" + fe.flowLiveType()
+                            + ", liveTime=" + liveTime
+                            + ", life=" + fe.life()
+                            + ", bytes=" + fe.bytes()
+                            + ", packets=" + fe.packets()
+                            + ", fromLastSeen=" + fromLastSeen
+                            + ", priority=" + fe.priority()
+                            + ", selector=" + fe.selector().criteria()
+                            + ", treatment=" + fe.treatment()
+                            + " AdaptiveStats collection thread for {}",
+                    sw.getStringId());
+
+            return true;
+        }
+
+        /**
+         * Check and move live type for all type flow entries in table at every calAndPollInterval time.
+         *
+         */
+        public void checkAndMoveLiveFlowAll() {
+            Set<TypedStoredFlowEntry> typedFlowEntries = getFlowEntriesInternal();
+
+            long calCurTime = System.currentTimeMillis();
+            typedFlowEntries.forEach(fe -> {
+                if (!checkAndMoveLiveFlowInternal(fe, calCurTime)) {
+                    remove(fe);
+                }
+            });
+
+            // print table counts for debug
+            if (log.isDebugEnabled()) {
+                synchronized (this) {
+                    long totalFlowCount = getFlowCount();
+                    long shortFlowCount = shortFlows.size();
+                    long midFlowCount = midFlows.size();
+                    long longFlowCount = longFlows.size();
+                    long immediateFlowCount = totalFlowCount - shortFlowCount - midFlowCount - longFlowCount;
+                    long calTotalCount = addCount + addWithSetFlowLiveTypeCount - removeCount;
+
+                    log.debug("--------------------------------------------------------------------------- for {}",
+                            sw.getStringId());
+                    log.debug("checkAndMoveLiveFlowAll, Total Flow_Count=" + totalFlowCount
+                            + ", add - remove_Count=" + calTotalCount
+                            + ", IMMEDIATE_FLOW_Count=" + immediateFlowCount
+                            + ", SHORT_FLOW_Count=" + shortFlowCount
+                            + ", MID_FLOW_Count=" + midFlowCount
+                            + ", LONG_FLOW_Count=" + longFlowCount
+                            + ", add_Count=" + addCount
+                            + ", addWithSetFlowLiveType_Count=" + addWithSetFlowLiveTypeCount
+                            + ", remove_Count=" + removeCount
+                            + " AdaptiveStats collection thread for {}", sw.getStringId());
+                    log.debug("--------------------------------------------------------------------------- for {}",
+                            sw.getStringId());
+                    if (totalFlowCount != calTotalCount) {
+                        log.error("checkAndMoveLiveFlowAll, Real total flow count and "
+                                + "calculated total flow count do NOT match, something is wrong internally "
+                                + "or check counter value bound is over!");
+                    }
+                    if (immediateFlowCount < 0) {
+                        log.error("checkAndMoveLiveFlowAll, IMMEDIATE_FLOW count is negative, "
+                                + "something is wrong internally "
+                                + "or check counter value bound is over!");
+                    }
+                }
+            }
+            log.trace("checkAndMoveLiveFlowAll, AdaptiveStats for {}", sw.getStringId());
+        }
+
+        /**
+         * Remove the typed flow entry from table.
+         *
+         * @param rule the flow rule
+         *
+         */
+        public synchronized void remove(FlowRule rule) {
+            checkNotNull(rule);
+
+            TypedStoredFlowEntry removeStore = getFlowEntryInternal(rule);
+            if (removeStore != null) {
+                removeLiveFlowsInternal((TypedStoredFlowEntry) removeStore);
+                boolean result = getFlowEntriesInternal(rule.id()).remove(removeStore);
+
+                if (result) {
+                    removeCount++;
+                }
+            }
+       }
+
+        // Remove the typed flow entry from corresponding table
+        private void removeLiveFlowsInternal(TypedStoredFlowEntry fe) {
+            switch (fe.flowLiveType()) {
+                case IMMEDIATE_FLOW:
+                    // do nothing
+                    break;
+                case SHORT_FLOW:
+                    shortFlows.remove(fe);
+                    break;
+                case MID_FLOW:
+                    midFlows.remove(fe);
+                    break;
+                case LONG_FLOW:
+                    longFlows.remove(fe);
+                    break;
+                default: // error in Flow Live Type
+                    log.error("removeLiveFlowsInternal, Unknown Live Type error!");
+                    break;
+            }
+        }
+    }
+}
diff --git a/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/OpenFlowValueMapper.java b/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/OpenFlowValueMapper.java
index 2f0831c6..556f76f5 100644
--- a/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/OpenFlowValueMapper.java
+++ b/framework/src/onos/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/impl/OpenFlowValueMapper.java
@@ -20,6 +20,7 @@ import com.google.common.collect.EnumHashBiMap;
 import org.onosproject.net.ChannelSpacing;
 import org.onosproject.net.GridType;
 import org.onosproject.net.OchSignalType;
+import org.onosproject.net.OduSignalType;
 
 /**
  * Collection of helper methods to convert protocol agnostic models to values used in OpenFlow spec.
@@ -54,6 +55,17 @@ final class OpenFlowValueMapper {
         OCH_SIGNAL_TYPES.put(OchSignalType.FLEX_GRID, (byte) 2);  // OFPOCHT_FLEX_GRID of enum ofp_och_signal_type
     }
 
+    private static final BiMap<OduSignalType, Byte> ODU_SIGNAL_TYPES = EnumHashBiMap.create(OduSignalType.class);
+    static {
+        // See ONF "Optical Transport Protocol Extensions Version 1.0" for the following values
+        ODU_SIGNAL_TYPES.put(OduSignalType.ODU1, (byte) 1);         // OFPODUT_ODU1 of enum ofp_odu_signal_type
+        ODU_SIGNAL_TYPES.put(OduSignalType.ODU2, (byte) 2);         // OFPODUT_ODU2 of enum ofp_odu_signal_type
+        ODU_SIGNAL_TYPES.put(OduSignalType.ODU3, (byte) 3);         // OFPODUT_ODU3 of enum ofp_odu_signal_type
+        ODU_SIGNAL_TYPES.put(OduSignalType.ODU4, (byte) 4);         // OFPODUT_ODU4 of enum ofp_odu_signal_type
+        ODU_SIGNAL_TYPES.put(OduSignalType.ODU0, (byte) 10);        // OFPODUT_ODU0 of enum ofp_odu_signal_type
+        ODU_SIGNAL_TYPES.put(OduSignalType.ODU2e, (byte) 11);       // OFPODUT_ODU2E of enum ofp_odu_signal_type
+    }
+
     /**
      * Looks up the specified input value to the corresponding value with the specified map.
      *
@@ -149,4 +161,30 @@ final class OpenFlowValueMapper {
     static OchSignalType lookupOchSignalType(byte signalType) {
         return lookup(OCH_SIGNAL_TYPES.inverse(), signalType, OchSignalType.class);
     }
+
+    /**
+     * Looks up the corresponding byte value for ODU signal type defined in
+     * ONF "Optical Transport Protocol Extensions Version 1.0"
+     * from the specified {@link OchSignalType} instance.
+     *
+     * @param signalType ODU (Optical channel Data Unit) signal type
+     * @return byte value corresponding to the specified ODU signal type
+     * @throws NoMappingFoundException if the specified ODU signal type is not found
+     */
+    static byte lookupOduSignalType(OduSignalType signalType) {
+        return lookup(ODU_SIGNAL_TYPES, signalType, Byte.class);
+    }
+
+    /**
+     * Looks up the the corresponding {@link OchSignalType} instance
+     * from the specified byte value for ODU signal type defined in
+     * ONF "Optical Transport Protocol Extensions Version 1.0".
+     *
+     * @param signalType byte value as ODU (Optical channel Data Unit) signal type defined the spec
+     * @return the corresponding OchSignalType instance
+     * @throws NoMappingFoundException if the specified ODU signal type is not found
+     */
+    static OduSignalType lookupOduSignalType(byte signalType) {
+        return lookup(ODU_SIGNAL_TYPES.inverse(), signalType, OduSignalType.class);
+    }
 }
diff --git a/framework/src/onos/providers/openflow/group/src/main/java/org/onosproject/provider/of/group/impl/OpenFlowGroupProvider.java b/framework/src/onos/providers/openflow/group/src/main/java/org/onosproject/provider/of/group/impl/OpenFlowGroupProvider.java
index e69fd6b9..6c646d0d 100644
--- a/framework/src/onos/providers/openflow/group/src/main/java/org/onosproject/provider/of/group/impl/OpenFlowGroupProvider.java
+++ b/framework/src/onos/providers/openflow/group/src/main/java/org/onosproject/provider/of/group/impl/OpenFlowGroupProvider.java
@@ -128,7 +128,8 @@ public class OpenFlowGroupProvider extends AbstractProvider implements GroupProv
     public void deactivate() {
         providerRegistry.unregister(this);
         providerService = null;
-
+        collectors.values().forEach(GroupStatsCollector::stop);
+        collectors.clear();
         log.info("Stopped");
     }
 
diff --git a/framework/src/onos/providers/openflow/meter/src/main/java/org/onosproject/provider/of/meter/impl/OpenFlowMeterProvider.java b/framework/src/onos/providers/openflow/meter/src/main/java/org/onosproject/provider/of/meter/impl/OpenFlowMeterProvider.java
index f5a777be..e4113790 100644
--- a/framework/src/onos/providers/openflow/meter/src/main/java/org/onosproject/provider/of/meter/impl/OpenFlowMeterProvider.java
+++ b/framework/src/onos/providers/openflow/meter/src/main/java/org/onosproject/provider/of/meter/impl/OpenFlowMeterProvider.java
@@ -132,6 +132,8 @@ public class OpenFlowMeterProvider extends AbstractProvider implements MeterProv
     @Deactivate
     public void deactivate() {
         providerRegistry.unregister(this);
+        collectors.values().forEach(MeterStatsCollector::stop);
+        collectors.clear();
         controller.removeEventListener(listener);
         controller.removeListener(listener);
         providerService = null;
diff --git a/framework/src/onos/providers/pom.xml b/framework/src/onos/providers/pom.xml
index 32890b92..5665d324 100644
--- a/framework/src/onos/providers/pom.xml
+++ b/framework/src/onos/providers/pom.xml
@@ -35,11 +35,13 @@
         <module>openflow</module>
         <module>lldp</module>
         <module>host</module>
+        <module>netcfghost</module>
         <module>netconf</module>
         <module>null</module>
         <module>pcep</module>
         <module>ovsdb</module>
         <module>bgp</module>
+        <module>snmp</module>
     </modules>
 
     <dependencies>
diff --git a/framework/src/onos/providers/snmp/alarm/pom.xml b/framework/src/onos/providers/snmp/alarm/pom.xml
new file mode 100644
index 00000000..f0a292e9
--- /dev/null
+++ b/framework/src/onos/providers/snmp/alarm/pom.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2014 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.onosproject</groupId>
+        <artifactId>onos-snmp-providers</artifactId>
+        <version>1.4.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <artifactId>onos-snmp-provider-alarm</artifactId>
+    <packaging>bundle</packaging>
+
+    <description>ONOS SNMP protocol alarm provider</description>
+
+</project>
\ No newline at end of file
diff --git a/framework/src/onos/providers/snmp/alarm/src/main/java/org/onosproject/provider/snmp/alarm/impl/SNMPAlarmProvider.java b/framework/src/onos/providers/snmp/alarm/src/main/java/org/onosproject/provider/snmp/alarm/impl/SNMPAlarmProvider.java
new file mode 100644
index 00000000..dc82a2cf
--- /dev/null
+++ b/framework/src/onos/providers/snmp/alarm/src/main/java/org/onosproject/provider/snmp/alarm/impl/SNMPAlarmProvider.java
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.provider.snmp.alarm.impl;
+
+import org.apache.felix.scr.annotations.Component;
+import org.onosproject.net.DeviceId;
+import org.onosproject.incubator.net.faultmanagement.alarm.AlarmProvider;
+import org.onosproject.net.provider.AbstractProvider;
+import org.onosproject.net.provider.ProviderId;
+import org.slf4j.Logger;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Provider which uses an SNMP controller to detect network device alarms. The class leverages functionality from
+ *
+ * @see <a href="https://github.com/btisystems/snmp-core">https://github.com/btisystems/snmp-core</a>
+ * @see <a href="https://github.com/btisystems/mibbler">https://github.com/btisystems/mibbler</a>
+ */
+@Component(immediate = true)
+public class SNMPAlarmProvider extends AbstractProvider implements AlarmProvider {
+
+    private static final Logger LOG = getLogger(SNMPAlarmProvider.class);
+
+    /**
+     * Creates a SNMP alarm provider, dummy class provided as template, tbd later.
+     */
+    public SNMPAlarmProvider() {
+        super(new ProviderId("snmp", "org.onosproject.provider.alarm"));
+    }
+
+    @Override
+    public void triggerProbe(final DeviceId deviceId) {
+
+        // TODO in shout term should this just be synchronous and return result?
+        LOG.info("Run a SNMP discovery for device at {} when done invoke on AlarmProviderService", deviceId);
+
+        // TODO Look up AlarmProviderService
+        // TODO Decide threading
+        // TODO Decide shouldn't it be generic not alarm-specific ? Its user responsible for passing in OID list ?
+        // Same for its callack AlarmProviderService ?
+    }
+
+}
diff --git a/framework/src/onos/providers/snmp/alarm/src/main/java/org/onosproject/provider/snmp/alarm/impl/package-info.java b/framework/src/onos/providers/snmp/alarm/src/main/java/org/onosproject/provider/snmp/alarm/impl/package-info.java
new file mode 100644
index 00000000..2c138cbb
--- /dev/null
+++ b/framework/src/onos/providers/snmp/alarm/src/main/java/org/onosproject/provider/snmp/alarm/impl/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Provider that uses SNMP as a means of discovering alarms on devices.
+ */
+package org.onosproject.provider.snmp.alarm.impl;
diff --git a/framework/src/onos/providers/snmp/pom.xml b/framework/src/onos/providers/snmp/pom.xml
new file mode 100644
index 00000000..21031d98
--- /dev/null
+++ b/framework/src/onos/providers/snmp/pom.xml
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2014 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.onosproject</groupId>
+        <artifactId>onos-providers</artifactId>
+        <version>1.4.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <artifactId>onos-snmp-providers</artifactId>
+    <packaging>pom</packaging>
+
+    <description>ONOS SNMP Protocol Adapters</description>
+
+    <modules>
+        <module>alarm</module>
+    </modules>
+
+</project>
\ No newline at end of file
diff --git a/framework/src/onos/tools/build/conf/pom.xml b/framework/src/onos/tools/build/conf/pom.xml
index d56168f2..c76939ce 100644
--- a/framework/src/onos/tools/build/conf/pom.xml
+++ b/framework/src/onos/tools/build/conf/pom.xml
@@ -27,7 +27,7 @@
 
     <groupId>org.onosproject</groupId>
     <artifactId>onos-build-conf</artifactId>
-    <version>1.1-SNAPSHOT</version>
+    <version>1.2-SNAPSHOT</version>
     <description>Various ONOS build settings</description>
 
     <properties>
diff --git a/framework/src/onos/tools/build/conf/src/main/resources/onos/checkstyle.xml b/framework/src/onos/tools/build/conf/src/main/resources/onos/checkstyle.xml
index fc6757a5..9260bae8 100644
--- a/framework/src/onos/tools/build/conf/src/main/resources/onos/checkstyle.xml
+++ b/framework/src/onos/tools/build/conf/src/main/resources/onos/checkstyle.xml
@@ -257,10 +257,6 @@
         <!-- <module name="MagicNumber"/> -->
         <module name="MissingSwitchDefault"/>
 
-        <module name="RedundantThrows">
-            <property name="allowSubclasses" value="true"/>
-        </module>
-
         <module name="SimplifyBooleanExpression"/>
         <module name="SimplifyBooleanReturn"/>
 
diff --git a/framework/src/onos/tools/build/onos-change-version b/framework/src/onos/tools/build/onos-change-version
index a7117429..b41255b1 100755
--- a/framework/src/onos/tools/build/onos-change-version
+++ b/framework/src/onos/tools/build/onos-change-version
@@ -41,7 +41,7 @@ sed -i "" -E "s/Version\.version\(\"[^\"]*\"\)/Version.version(\"$NEW_VERSION\")
 
 # Augment the version in archetypes tree.
 mvn -f tools/package/archetypes/pom.xml versions:set -DnewVersion=$NEW_VERSION versions:commit
-for atype in api bundle cli ui; do
+for atype in api bundle cli ui uitab uitopo; do
     pom="tools/package/archetypes/$atype/src/main/resources/archetype-resources/pom.xml"
     sed -i "" -E "1,/<onos.version>/s/<onos.version>[^<]*</<onos.version>$NEW_VERSION</g" $pom
 done
@@ -51,6 +51,3 @@ sed -i "" -E "s/-DarchetypeVersion=[^\"]*/-DarchetypeVersion=$NEW_VERSION/g" $ON
 perl -i -0pe "s#<artifactId>cord-gui<.*\n.*version>#<artifactId>cord-gui</artifactId>\n    <version>$NEW_VERSION</version>#" $ONOS_ROOT/apps/demo/cord-gui/pom.xml
 sed -i "" -E "s#demo/cord-gui/target/cord-gui-.*\.war#demo/cord-gui/target/cord-gui-$NEW_VERSION.war#" $ONOS_ROOT/apps/demo/cord-gui/src/scripts/pullwar.sh
 sed -i "" -E "s#CORD=./cord-gui-.*\.war#CORD=./cord-gui-$NEW_VERSION.war#" $ONOS_ROOT/apps/demo/cord-gui/src/scripts/run.me
-
-# Augment the acl app
-sed -i "" -E "s/<onos.version>[^<]*</<onos.version>$NEW_VERSION</g" $ONOS_ROOT/apps/acl/pom.xml
diff --git a/framework/src/onos/tools/build/onos-package b/framework/src/onos/tools/build/onos-package
index 5566e60d..e7f2cbe3 100755
--- a/framework/src/onos/tools/build/onos-package
+++ b/framework/src/onos/tools/build/onos-package
@@ -50,16 +50,25 @@ function build_stage_dir() {
         $ONOS_ROOT/tools/package/bin/onos-client > bin/onos
     chmod a+x bin/onos-service bin/onos
 
-    # Stage the ONOS bundles, but only those that match the version
-    mkdir -p $ONOS_STAGE/$KARAF_DIST/system/org/onosproject
-    find $M2_REPO/org/onosproject -type f -path "*/$ONOS_POM_VERSION/*" \
-        \( -name '*.jar' -o -name '*.pom' -o -name '*-features.xml' \) \
-            | grep -v -Ee '-tests.jar|-[0-9]{8}.[0-9]{6}-' \
-            | while read src; do
-        dst=$ONOS_STAGE/$KARAF_DIST/system/${src#$M2_REPO/*}
-        mkdir -p $(dirname $dst)
-        cp $src $dst
-    done
+    if [ -d $ONOS_ROOT/tools/package/karaf-assembly/target/repo ]; then
+        cp -r $ONOS_ROOT/tools/package/karaf-assembly/target/repo/* $ONOS_STAGE/$KARAF_DIST/system
+        #FIXME we need to add onos-features manually
+        mkdir -p $ONOS_STAGE/$KARAF_DIST/system/org/onosproject/onos-features/$ONOS_POM_VERSION
+        cp $M2_REPO/org/onosproject/onos-features/$ONOS_POM_VERSION/onos-features* \
+           $ONOS_STAGE/$KARAF_DIST/system/org/onosproject/onos-features/$ONOS_POM_VERSION
+    else
+        # TODO: Deprecated so remove when confident staging works.
+        # Stage the ONOS bundles, but only those that match the version
+        mkdir -p $ONOS_STAGE/$KARAF_DIST/system/org/onosproject
+        find $M2_REPO/org/onosproject -type f -path "*/$ONOS_POM_VERSION/*" \
+            \( -name '*.jar' -o -name '*.pom' -o -name '*-features.xml' \) \
+                | grep -v -Ee '-tests.jar|-[0-9]{8}.[0-9]{6}-' \
+                | while read src; do
+            dst=$ONOS_STAGE/$KARAF_DIST/system/${src#$M2_REPO/*}
+            mkdir -p $(dirname $dst)
+            cp $src $dst
+        done
+    fi
 
     # ONOS Patching ----------------------------------------------------------------
 
@@ -153,6 +162,11 @@ function build_rpm() {
 # Bail on any errors
 set -e
 
+# Run karaf assembly to collect artifacts for off-line installations.
+aux=/tmp/assembly-$$.log
+trap "rm -f $aux 2>/dev/null" EXIT
+cd $ONOS_ROOT/tools/package/karaf-assembly && mvn clean install > $aux 2>&1
+
 # Before starting make sure the environment is clan - delete onos staging folder
 rm -fr $ONOS_STAGE
 
diff --git a/framework/src/onos/tools/build/pom.xml b/framework/src/onos/tools/build/pom.xml
index ea473ed2..33b3a09b 100644
--- a/framework/src/onos/tools/build/pom.xml
+++ b/framework/src/onos/tools/build/pom.xml
@@ -81,7 +81,6 @@
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-javadoc-plugin</artifactId>
-                        <version>2.9.1</version>
                         <executions>
                             <execution>
                                 <id>attach-javadocs</id>
diff --git a/framework/src/onos/tools/dev/bash_profile b/framework/src/onos/tools/dev/bash_profile
index b8244a77..6bab610e 100644
--- a/framework/src/onos/tools/dev/bash_profile
+++ b/framework/src/onos/tools/dev/bash_profile
@@ -140,11 +140,12 @@ function cells {
     done
 }
 
-# Miscellaneous
+# Find a process by regex
 function spy {
     ps -ef | egrep "$@" | grep -v egrep
 }
 
+# Kill a process by regex
 function nuke {
     spy "$@" | cut -c7-11 | xargs kill
 }
@@ -186,5 +187,9 @@ function vicell {
     ($apply) && cell ${cdf}
 }
 
-# autocomplete for certain utilities
+# Autocomplete for certain utilities
 . ${ONOS_ROOT}/tools/test/bin/ogroup-opts
+
+
+# Load AT&T MPLS topo GEO data
+alias atttopo='onos-topo-cfg $OCI $ONOS_ROOT/tools/test/topos/attmpls.json'
\ No newline at end of file
diff --git a/framework/src/onos/tools/dev/bin/onos-build-selective.exclude b/framework/src/onos/tools/dev/bin/onos-build-selective.exclude
index 487f848c..33bf08a3 100644
--- a/framework/src/onos/tools/dev/bin/onos-build-selective.exclude
+++ b/framework/src/onos/tools/dev/bin/onos-build-selective.exclude
@@ -7,4 +7,5 @@
 .*/jdvue/.*
 .*/ovsdb/api/.*
 .*/netconf/flow/.*
-.*/vtn/sfcmgr/.*
\ No newline at end of file
+.*/vtn/sfcmgr/.*
+/tools/package/yangtools/.*
\ No newline at end of file
diff --git a/framework/src/onos/tools/package/config/samples/network-cfg.json b/framework/src/onos/tools/package/config/samples/network-cfg.json
index 9e9257e0..f6879f07 100644
--- a/framework/src/onos/tools/package/config/samples/network-cfg.json
+++ b/framework/src/onos/tools/package/config/samples/network-cfg.json
@@ -1,67 +1,86 @@
 {
     "ports" : {
-	"of:0000000000000002/1" : {
-	    "interfaces" : [
-		{
-		    "ips" : [ "192.168.10.101/24" ],
-		    "mac" : "08:9e:01:82:38:68",
-		    "vlan" : "100"
-		}
-	    ]
-	},
-	"of:0000000000000002/20" : {
-	    "interfaces" : [
-		{
-		    "ips" : [ "192.168.20.101/24" ],
-		    "mac" : "08:9e:01:82:38:68",
-		    "vlan" : "200"
-		}
-	    ]
-	}
+    "of:0000000000000002/1" : {
+        "interfaces" : [
+        {
+            "ips" : [ "192.168.10.101/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    },
+    "of:0000000000000002/2" : {
+        "interfaces" : [
+        {
+            "ips" : [ "192.168.20.101/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "200"
+        }
+        ]
+    }
     },
     "devices" : {
-    	"of:0000000000000002" : {
-    		"segmentrouting" : {
+        "of:0000000000000002" : {
+            "segmentrouting" : {
                 "name" : "Leaf-R1",
                 "nodeSid" : 101,
                 "routerIp" : "10.0.1.254",
                 "routerMac" : "00:00:00:00:01:80",
                 "isEdgeRouter" : true,
                 "adjacencySids" : [
-                    { "sid" : 100, "ports" : [2, 3] },
-                    { "sid" : 200, "ports" : [4, 5] }
+                    { "adjSids" : 100, "ports" : [2, 3] },
+                    { "adjSids" : 200, "ports" : [4, 5] }
                 ]
             }
-    	},
-    	"of:0000000000000191" : {
-    		"segmentrouting" : {
+        },
+        "of:0000000000000191" : {
+            "segmentrouting" : {
                 "name" : "Spine-R1",
                 "nodeSid" : 105,
                 "routerIp" : "192.168.0.11",
                 "routerMac" : "00:00:01:00:11:80",
-                "isEdgeRouter" : false
+                "isEdgeRouter" : false,
+                "adjacencySids" : []
             }
-    	}
+        }
     },
     "apps" : {
-	"org.onosproject.router" : {
-	    "bgp" : {
-		"bgpSpeakers" : [
-		    {
-			"connectPoint" : "of:00000000000000aa/10",
-			"peers" : [
-			    "192.168.10.1"
-			]
-		    },
-		    {
-			"connectPoint" : "of:00000000000000aa/20",
-			"peers" : [
-			    "192.168.20.1"
-			]
-		    }
-		]
-	    }
-	}
+    "org.onosproject.router" : {
+        "bgp" : {
+        "bgpSpeakers" : [
+            {
+            "connectPoint" : "of:00000000000000aa/10",
+            "peers" : [
+                "192.168.10.1"
+            ]
+            },
+            {
+            "connectPoint" : "of:00000000000000aa/20",
+            "peers" : [
+                "192.168.20.1"
+            ]
+            }
+        ]
+        }
+    }
+    },
+    "hosts" : {
+        "00:00:00:00:00:01/4093": {
+            "basic": {
+                "ips": [
+                    "10.0.1.1"
+                ],
+                "location": "of:0000000000000001/3"
+            }
+        },
+        "00:00:00:00:00:02/4093": {
+            "basic": {
+                "ips": [
+                    "10.0.1.2"
+                ],
+                "location": "of:0000000000000001/4"
+            }
+        }
     }
 }
 
diff --git a/framework/src/onos/tools/package/etc/samples/org.onosproject.faultmanagement.impl.AlarmsManager.cfg b/framework/src/onos/tools/package/etc/samples/org.onosproject.faultmanagement.impl.AlarmsManager.cfg
new file mode 100644
index 00000000..99795e57
--- /dev/null
+++ b/framework/src/onos/tools/package/etc/samples/org.onosproject.faultmanagement.impl.AlarmsManager.cfg
@@ -0,0 +1,6 @@
+#
+# devices which may have faults.
+#    TODO change to NetworkConfig subsystem.
+#
+fmDevices = 172.27.7.110,172.27.7.110,3.3.3.3
+
diff --git a/framework/src/onos/tools/package/karaf-assembly/onos-assembly.py b/framework/src/onos/tools/package/karaf-assembly/onos-assembly.py
new file mode 100755
index 00000000..1e394bf6
--- /dev/null
+++ b/framework/src/onos/tools/package/karaf-assembly/onos-assembly.py
@@ -0,0 +1,80 @@
+#!/usr/bin/env python
+'''
+  Builds synthetic feature file that includes all core, provider, and application
+  features, so that we can pre-stage all bundles required to run ONOS off-line.
+'''
+
+import os
+import xml.etree.ElementTree as ET
+
+FEATURE_TAG = '{http://karaf.apache.org/xmlns/features/v1.2.0}feature'
+STAGED_REPOS = 'target/staged-repos.xml'
+
+if 'ONOS_ROOT' in os.environ:
+    ONOS_ROOT = os.environ['ONOS_ROOT']
+else:
+    # fallback to working directory if ONOS_ROOT is not set
+    ONOS_ROOT = os.getcwd()
+
+def findFeatureFiles(path=ONOS_ROOT):
+    #only descend into target directories that have pom
+    for root, dirs, files in os.walk(path):
+        if 'pom.xml' not in files:
+            if 'target' in dirs:
+                #pruning target dir with no pom.xml
+                dirs.remove('target')
+        if '/target' in root:
+            if '/classes/' in root:
+                #filter out features.xml for maven-plugin
+                continue
+            for f in files:
+                if f.endswith('features.xml'):
+                    yield os.path.join(root, f)
+
+def featuresFromFile(file):
+    features = []
+    tree = ET.parse(file)
+    root = tree.getroot()
+    for feature in root.findall(FEATURE_TAG):
+        features.append(feature.attrib['name'])
+    return features
+
+if __name__ == '__main__':
+    outputTree = ET.Element('features')
+    uberFeature = ET.Element('feature', attrib={'name' : 'onos-uber-synthetic'})
+    for file in findFeatureFiles():
+        features = featuresFromFile(file)
+        if len(features) > 0:
+            ET.SubElement(outputTree, 'repository').text = 'file:%s' % file
+            for feature in features:
+                ET.SubElement(uberFeature, 'feature').text = feature
+    outputTree.append(uberFeature)
+
+    outputFile = os.path.join(os.path.dirname(os.path.realpath(__file__)), STAGED_REPOS)
+    outputDir = os.path.dirname(outputFile)
+    if not os.path.exists(outputDir):
+        os.mkdir(outputDir)
+    ET.ElementTree(outputTree).write(outputFile)
+
+    import sys
+    if '-d' in sys.argv:
+        # -------- TODO for debug only --------
+        def indent(elem, level=0):
+            #function borrowed from: http://effbot.org/zone/element-lib.htm#prettyprint
+            i = "\n" + level*"  "
+            if len(elem):
+                if not elem.text or not elem.text.strip():
+                    elem.text = i + "  "
+                if not elem.tail or not elem.tail.strip():
+                    elem.tail = i
+                for elem in elem:
+                    indent(elem, level+1)
+                if not elem.tail or not elem.tail.strip():
+                    elem.tail = i
+            else:
+                if level and (not elem.tail or not elem.tail.strip()):
+                    elem.tail = i
+
+        print 'Writing to file:', outputFile
+        indent(outputTree)
+        ET.dump(outputTree)
diff --git a/framework/src/onos/tools/package/karaf-assembly/pom.xml b/framework/src/onos/tools/package/karaf-assembly/pom.xml
new file mode 100644
index 00000000..4b47c0d1
--- /dev/null
+++ b/framework/src/onos/tools/package/karaf-assembly/pom.xml
@@ -0,0 +1,84 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+  ~ Copyright 2014-2015 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.onosproject</groupId>
+        <artifactId>onos-base</artifactId>
+        <version>1</version>
+    </parent>
+
+    <groupId>org.onosproject</groupId>
+    <artifactId>onos-assembly</artifactId>
+    <version>1.0</version>
+    <packaging>pom</packaging>
+
+    <description>ONOS Apache Karaf assembly definitions</description>
+
+    <build>
+        <plugins>
+            <plugin>
+                <artifactId>maven-antrun-plugin</artifactId>
+                <version>1.8</version>
+                <executions>
+                    <execution>
+                        <phase>generate-sources</phase>
+                        <configuration>
+                            <target>
+                                <exec executable="python">
+                                    <arg value="${basedir}/onos-assembly.py"/>
+                                </exec>
+                            </target>
+                        </configuration>
+                        <goals>
+                            <goal>run</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.karaf.tooling</groupId>
+                <artifactId>karaf-maven-plugin</artifactId>
+                <version>3.0.3</version>
+
+                <executions>
+                    <execution>
+                        <id>features-add-to-repo</id>
+                        <phase>generate-resources</phase>
+                        <goals>
+                            <goal>features-add-to-repository</goal>
+                        </goals>
+                        <configuration>
+                            <descriptors>
+                                <descriptor>file:${basedir}/target/staged-repos.xml</descriptor>
+                            </descriptors>
+                            <features>
+                                <feature>onos-uber-synthetic</feature>
+                            </features>
+                            <repository>target/repo</repository>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
diff --git a/framework/src/onos/tools/package/maven-plugin/pom.xml b/framework/src/onos/tools/package/maven-plugin/pom.xml
index c2b5d8ae..5a287d04 100644
--- a/framework/src/onos/tools/package/maven-plugin/pom.xml
+++ b/framework/src/onos/tools/package/maven-plugin/pom.xml
@@ -23,8 +23,9 @@
         <relativePath>../../build/pom.xml</relativePath>
     </parent>
 
+    <groupId>org.onosproject</groupId>
     <artifactId>onos-maven-plugin</artifactId>
-    <version>1.6-SNAPSHOT</version>
+    <version>1.7-SNAPSHOT</version>
     <packaging>maven-plugin</packaging>
 
     <description>Maven plugin for packaging ONOS applications or generating
diff --git a/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosSwaggerMojo.java b/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosSwaggerMojo.java
index 0ee5382e..a98557dc 100644
--- a/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosSwaggerMojo.java
+++ b/framework/src/onos/tools/package/maven-plugin/src/main/java/org/onosproject/maven/OnosSwaggerMojo.java
@@ -243,7 +243,7 @@ public class OnosSwaggerMojo extends AbstractMojo {
                                    String resourcePath, ArrayNode tagArray, ObjectNode definitions) {
         String fullPath = resourcePath, consumes = "", produces = "",
                 comment = javaMethod.getComment();
-        DocletTag tag = javaMethod.getTagByName("rsModel");
+        DocletTag tag = javaMethod.getTagByName("onos.rsModel");
         for (JavaAnnotation annotation : javaMethod.getAnnotations()) {
             String name = annotation.getType().getName();
             if (name.equals(PATH)) {
@@ -293,6 +293,7 @@ public class OnosSwaggerMojo extends AbstractMojo {
                                                    + param + ".json");
                     String lines = Files.readLines(config, Charsets.UTF_8).stream().reduce((t, u) -> t + u).
                             get();
+                    lines = lines.replaceAll("\\s+","");
                     definitions.putPOJO(param, lines);
                 } catch (IOException e) {
                     e.printStackTrace();
diff --git a/framework/src/onos/tools/package/yangtools/pom.xml b/framework/src/onos/tools/package/yangtools/pom.xml
new file mode 100644
index 00000000..82422c0f
--- /dev/null
+++ b/framework/src/onos/tools/package/yangtools/pom.xml
@@ -0,0 +1,76 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>org.onosproject</groupId>
+    <artifactId>yangloader</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <dependencies>
+        <dependency>
+            <groupId>commons-configuration</groupId>
+            <artifactId>commons-configuration</artifactId>
+            <version>1.10</version>
+        </dependency>
+        <dependency>
+            <groupId>commons-io</groupId>
+            <artifactId>commons-io</artifactId>
+            <version>2.4</version>
+        </dependency>
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+            <version>18.0</version>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onlab-misc</artifactId>
+            <version>1.4.0-SNAPSHOT</version>
+        </dependency>
+        <dependency>
+            <groupId>commons-collections</groupId>
+            <artifactId>commons-collections</artifactId>
+            <version>3.2.1</version>
+            <optional>true</optional>
+        </dependency>
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-jdk14</artifactId>
+            <version>1.7.12</version>
+        </dependency>
+    </dependencies>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.3</version>
+                <configuration>
+                    <source>1.8</source>
+                    <target>1.8</target>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>2.3</version>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                        <configuration>
+                            <transformers>
+                                <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                                    <mainClass>org.onoproject.yangtool.YangLoaderMain</mainClass>
+                                </transformer>
+                            </transformers>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
diff --git a/framework/src/onos/tools/package/yangtools/src/main/java/org/onoproject/yangtool/YangLoader.java b/framework/src/onos/tools/package/yangtools/src/main/java/org/onoproject/yangtool/YangLoader.java
new file mode 100644
index 00000000..37126890
--- /dev/null
+++ b/framework/src/onos/tools/package/yangtools/src/main/java/org/onoproject/yangtool/YangLoader.java
@@ -0,0 +1,167 @@
+package org.onoproject.yangtool;
+
+import com.google.common.io.Files;
+import org.apache.commons.configuration.ConfigurationException;
+import org.apache.commons.configuration.XMLConfiguration;
+import org.apache.commons.io.FileUtils;
+import org.apache.commons.io.IOUtils;
+import org.onlab.util.Tools;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.PrintWriter;
+import java.nio.charset.Charset;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * Class that takes in input two paths, one to the yang file and one where
+ * to generate the interface, and a yang container name, generates the sources
+ * through OpenDaylight code generator plugin from yang, and modifies
+ * them accordingly to the needs of the ONOS behavior system.
+ */
+public class YangLoader {
+    /**
+     * Public method to take a yang file from the input folder and generate classes
+     * to the output folder.
+     * @param inputFolder forlder with the yang files
+     * @param completeOuputFolder folder where to put the desired classes
+     * @throws IOException
+     * @throws ConfigurationException
+     * @throws InterruptedException
+     */
+    public void generateBehaviourInterface(String inputFolder,
+                                           String completeOuputFolder)
+            throws IOException, ConfigurationException, InterruptedException {
+        File projectDir = createTemporaryProject(inputFolder);
+        List<String> containerNames = findContainerName(
+                                new File(projectDir.getAbsolutePath() + "/src"));
+        System.out.println("Containers " + containerNames);
+        generateJava(projectDir);
+        //modifyClasses(containerName, projectDir, completeInterfaceOuputFolder);
+        copyFiles(new File(projectDir.getAbsolutePath() + "/dst"),
+                  new File(completeOuputFolder));
+        //System.out.println("Sources in " + completeOuputFolder);
+
+    }
+
+    private List<String> findContainerName(File scrDir) {
+        List<String> allContainers = new ArrayList<>();
+        Arrays.asList(scrDir.listFiles()).stream().forEach(f -> {
+            try {
+                FileUtils.readLines(f).stream()
+                        .filter(line -> line.matches("(.*)container(.*)\\{"))
+                        .collect(Collectors.toList()).forEach(s -> {
+                    s = s.replace("container", "");
+                    s = s.replace("{", "");
+                    allContainers.add(s.trim());
+                });
+
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        });
+        return allContainers;
+    }
+
+    private File createTemporaryProject(String inputFolder) throws IOException,
+            ConfigurationException {
+        File tempDir = Files.createTempDir();
+        File scrDir = new File(tempDir, "src");
+        scrDir.mkdir();
+        copyFiles(new File(inputFolder), scrDir);
+        createPomFile(tempDir, scrDir);
+        return tempDir;
+
+    }
+
+    private void copyFiles(File inputFolder, File scrDir) throws IOException {
+        Tools.copyDirectory(inputFolder, scrDir);
+    }
+
+    private void createPomFile(File tempDir, File scrDir) throws ConfigurationException {
+        File pom = new File(tempDir, "pom.xml");
+        File dstDir = new File(tempDir, "dst");
+        dstDir.mkdir();
+        XMLConfiguration cfg = new XMLConfiguration();
+        cfg.load(getClass().getResourceAsStream("/pom-template.xml"));
+        cfg.setProperty("build.plugins.plugin.executions.execution." +
+                                "configuration.yangFilesRootDir", scrDir.getPath());
+        cfg.setProperty("build.plugins.plugin.executions." +
+                                "execution.configuration.codeGenerators." +
+                                "generator.outputBaseDir", dstDir.getPath());
+        cfg.save(pom);
+    }
+
+    private void generateJava(File projectDir)
+            throws IOException, InterruptedException {
+        Runtime rt = Runtime.getRuntime();
+        Process pr = rt.exec("mvn generate-sources", null, projectDir);
+        String s = IOUtils.toString(pr.getInputStream(), "UTF-8");
+        if (pr.waitFor() == 0) {
+            if (s.contains("[WARNING]")) {
+                System.out.println("Sources not generated, warning log: \n" + s);
+            } else {
+                System.out.println("Sources generated");
+            }
+        } else {
+            System.out.println("Sources not generated. " + s +
+                                       " \nError " + pr.getInputStream().read());
+        }
+    }
+
+    //parsing classes part, for now is not used.
+    private void modifyClasses(String containerName, File projectDir,
+                               String pathToNewInterface) throws IOException {
+        String odlInterfacepath = getPathWithFileName(containerName, projectDir.getPath());
+        odlInterfacepath = odlInterfacepath + "/";
+        parseClass(odlInterfacepath, pathToNewInterface, containerName);
+        System.out.println("ONOS behaviour interface generated " +
+                                   "correctly at " + pathToNewInterface);
+    }
+
+    private String getPathWithFileName(String filename, String pathToGenerated) {
+        File[] directories = new File(pathToGenerated).listFiles(File::isDirectory);
+        while (directories.length != 0) {
+            pathToGenerated = pathToGenerated + "/" + directories[0].getName();
+            directories = new File(pathToGenerated).listFiles(File::isDirectory);
+        }
+        File dir = new File(pathToGenerated);
+        File behaviour = (File) Arrays.asList(dir.listFiles()).stream()
+                .filter(f -> f.getName().equals(filename)).toArray()[0];
+        return behaviour.getParentFile().getAbsolutePath();
+    }
+
+    private void parseClass(String filePath, String pathToNewInterface,
+                            String filename) throws IOException {
+        InputStream fis = null;
+        String newFile = "package org.onosproject.net.behaviour;\n" +
+                "import org.onosproject.net.driver.HandlerBehaviour;\n";
+        fis = new FileInputStream(filePath + filename);
+        InputStreamReader isr = new InputStreamReader(fis, Charset.forName("UTF-8"));
+        BufferedReader br = new BufferedReader(isr);
+        String line;
+        while ((line = br.readLine()) != null) {
+            if (!line.contains("org.opendaylight.")) {
+                if (line.contains("ChildOf")) {
+                    newFile = newFile + "HandlerBehaviour\n";
+                } else {
+                    newFile = newFile + line + "\n";
+                }
+            }
+        }
+        PrintWriter out = new PrintWriter(pathToNewInterface +
+                                                  filename.replace(".java", "")
+                                                  + "Interface.java");
+        out.print(newFile);
+        out.flush();
+    }
+
+
+}
diff --git a/framework/src/onos/tools/package/yangtools/src/main/java/org/onoproject/yangtool/YangLoaderMain.java b/framework/src/onos/tools/package/yangtools/src/main/java/org/onoproject/yangtool/YangLoaderMain.java
new file mode 100644
index 00000000..7b137677
--- /dev/null
+++ b/framework/src/onos/tools/package/yangtools/src/main/java/org/onoproject/yangtool/YangLoaderMain.java
@@ -0,0 +1,16 @@
+package org.onoproject.yangtool;
+
+import org.apache.commons.configuration.ConfigurationException;
+
+import java.io.IOException;
+
+/**
+ * Main of the uangloader tool in order to be called through command line.
+ */
+public class YangLoaderMain {
+    public static void main (String args []) throws IOException,
+            ConfigurationException, InterruptedException {
+        YangLoader yl = new YangLoader();
+        yl.generateBehaviourInterface(args[0], args[1]);
+    }
+}
diff --git a/framework/src/onos/tools/package/yangtools/src/main/resources/pom-template.xml b/framework/src/onos/tools/package/yangtools/src/main/resources/pom-template.xml
new file mode 100644
index 00000000..5280e213
--- /dev/null
+++ b/framework/src/onos/tools/package/yangtools/src/main/resources/pom-template.xml
@@ -0,0 +1,95 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>groupId</groupId>
+    <artifactId>yangloader</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <pluginRepositories>
+        <pluginRepository>
+            <id>opendaylight-release</id>
+            <name>opendaylight-release</name>
+            <url>
+                http://nexus.opendaylight.org/content/repositories/opendaylight.release/
+            </url>
+        </pluginRepository>
+        <pluginRepository>
+            <id>opendaylight-snapshot</id>
+            <name>opendaylight-snapshot</name>
+            <url>
+                http://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/
+            </url>
+        </pluginRepository>
+    </pluginRepositories>
+    <repositories>
+        <repository>
+            <id>opendaylight-release</id>
+            <name>opendaylight-release</name>
+            <url>
+                http://nexus.opendaylight.org/content/repositories/opendaylight.release/
+            </url>
+        </repository>
+        <repository>
+            <id>opendaylight-snapshot</id>
+            <name>opendaylight-snapshot</name>
+            <url>
+                http://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/
+            </url>
+        </repository>
+    </repositories>
+    <dependencies>
+        <dependency>
+            <groupId>org.opendaylight.yangtools</groupId>
+            <artifactId>yang-binding</artifactId>
+            <version>0.7.2-Lithium-SR2</version>
+        </dependency>
+    </dependencies>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.opendaylight.yangtools</groupId>
+                <artifactId>yang-maven-plugin</artifactId>
+                <version>0.7.2-Lithium-SR2</version>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>generate-sources</goal>
+                        </goals>
+                        <configuration>
+                            <!-- directory containing yang files to parse and generate code -->
+                            <yangFilesRootDir>INPUTDIR</yangFilesRootDir>
+                            <codeGenerators>
+                                <generator>
+                                    <codeGeneratorClass>
+                                        org.opendaylight.yangtools.maven.sal.api.gen.plugin.CodeGeneratorImpl
+                                    </codeGeneratorClass>
+                                    <!-- directory into which generated files will be placed -->
+                                    <outputBaseDir>OUTPUTDIR</outputBaseDir>
+                                </generator>
+                            </codeGenerators>
+                            <inspectDependencies>false</inspectDependencies>
+                        </configuration>
+                    </execution>
+                </executions>
+                <dependencies>
+                    <dependency>
+                        <groupId>org.opendaylight.yangtools</groupId>
+                        <artifactId>maven-sal-api-gen-plugin</artifactId>
+                        <version>0.7.2-Lithium-SR2</version>
+                        <type>jar</type>
+                    </dependency>
+                </dependencies>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.3</version>
+                <configuration>
+                    <source>1.8</source>
+                    <target>1.8</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>
diff --git a/framework/src/onos/tools/test/bin/ogroup-opts b/framework/src/onos/tools/test/bin/ogroup-opts
index f02b7a8f..eec2f224 100644
--- a/framework/src/onos/tools/test/bin/ogroup-opts
+++ b/framework/src/onos/tools/test/bin/ogroup-opts
@@ -51,7 +51,7 @@ complete -F _cell-opts cell vicell
 function _ocapp-opts () {
   local cur=${COMP_WORDS[COMP_CWORD]}
   if [ $COMP_CWORD -eq 1 ]; then
-    COMPREPLY=( $( compgen -W "bundle ui cli" -- $cur ) )
+    COMPREPLY=( $( compgen -W "app bundle ui uitable uitopo cli" -- $cur ) )
   fi
 }
 
diff --git a/framework/src/onos/tools/test/cells/andrea b/framework/src/onos/tools/test/cells/andrea
index 1f9f22fe..0074f2d6 100644
--- a/framework/src/onos/tools/test/cells/andrea
+++ b/framework/src/onos/tools/test/cells/andrea
@@ -8,4 +8,4 @@ export OCN="10.128.12.4"
 
 export OCT=$OC1
 export ONOS_USE_SSH=true
-export ONOS_APPS=drivers,openflow,proxyarp,ovsdb
+export ONOS_APPS=drivers,openflow,proxyarp,ovsdb,pathpainter
diff --git a/framework/src/onos/tools/test/cells/tomx b/framework/src/onos/tools/test/cells/tomx
index 91036e67..bc7f1e06 100644
--- a/framework/src/onos/tools/test/cells/tomx
+++ b/framework/src/onos/tools/test/cells/tomx
@@ -8,4 +8,4 @@ export OCN="10.128.11.4"
 
 export OCT=$OC1
 export ONOS_USE_SSH=true
-export ONOS_APPS=drivers,openflow,proxyarp,mobility
\ No newline at end of file
+export ONOS_APPS=drivers,openflow,proxyarp,mobility,pathpainter
\ No newline at end of file
diff --git a/framework/src/onos/tools/test/configs/network-cfg-2x2-leaf-spine.json b/framework/src/onos/tools/test/configs/network-cfg-2x2-leaf-spine.json
new file mode 100644
index 00000000..828d2735
--- /dev/null
+++ b/framework/src/onos/tools/test/configs/network-cfg-2x2-leaf-spine.json
@@ -0,0 +1,108 @@
+{
+    "ports" : {
+    "of:0000000000000001/3" : {
+        "interfaces" : [
+        {
+            "ips" : [ "10.0.1.254/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    },
+    "of:0000000000000001/4" : {
+        "interfaces" : [
+        {
+            "ips" : [ "10.0.1.254/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    },
+    "of:0000000000000002/3" : {
+        "interfaces" : [
+        {
+            "ips" : [ "10.0.2.254/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    },
+    "of:0000000000000002/4" : {
+        "interfaces" : [
+        {
+            "ips" : [ "10.0.2.254/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    }
+    },
+    "devices" : {
+        "of:0000000000000001" : {
+            "segmentrouting" : {
+                "name" : "Leaf-R1",
+                "nodeSid" : 101,
+                "routerIp" : "10.0.1.254",
+                "routerMac" : "00:00:00:00:01:80",
+                "isEdgeRouter" : true,
+                "adjacencySids" : []
+            }
+        },
+        "of:0000000000000002" : {
+            "segmentrouting" : {
+                "name" : "Leaf-R2",
+                "nodeSid" : 102,
+                "routerIp" : "10.0.2.254",
+                "routerMac" : "00:00:00:00:02:80",
+                "isEdgeRouter" : true,
+                "adjacencySids" : []
+            }
+        },
+        "of:0000000000000191" : {
+            "segmentrouting" : {
+                "name" : "Spine-R1",
+                "nodeSid" : 103,
+                "routerIp" : "192.168.0.11",
+                "routerMac" : "00:00:01:00:11:80",
+                "isEdgeRouter" : false,
+                "adjacencySids" : []
+            }
+        },
+        "of:0000000000000192" : {
+            "segmentrouting" : {
+                "name" : "Spine-R2",
+                "nodeSid" : 104,
+                "routerIp" : "192.168.0.22",
+                "routerMac" : "00:00:01:00:22:80",
+                "isEdgeRouter" : false,
+                "adjacencySids" : []
+            }
+        }
+    },
+    "hosts" : {
+        "00:00:00:00:00:01/4093" : {
+            "basic": {
+                "ips": ["10.0.1.1"],
+                "location": "of:0000000000000001/3"
+            }
+        },
+        "00:00:00:00:00:02/4093" : {
+            "basic": {
+                "ips": ["10.0.1.2"],
+                "location": "of:0000000000000001/4"
+            }
+        },
+        "00:00:00:00:00:03/4093" : {
+            "basic": {
+                "ips": ["10.0.2.1"],
+                "location": "of:0000000000000002/3"
+            }
+        },
+        "00:00:00:00:00:04/4093" : {
+            "basic": {
+                "ips": ["10.0.2.2"],
+                "location": "of:0000000000000002/4"
+            }
+        }
+    }
+}
diff --git a/framework/src/onos/tools/test/configs/network-cfg-4x4-leaf-spine.json b/framework/src/onos/tools/test/configs/network-cfg-4x4-leaf-spine.json
new file mode 100644
index 00000000..4efcf97d
--- /dev/null
+++ b/framework/src/onos/tools/test/configs/network-cfg-4x4-leaf-spine.json
@@ -0,0 +1,208 @@
+{
+    "ports" : {
+    "of:0000000000000001/5" : {
+        "interfaces" : [
+        {
+            "ips" : [ "10.0.1.254/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    },
+    "of:0000000000000001/6" : {
+        "interfaces" : [
+        {
+            "ips" : [ "10.0.1.254/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    },
+    "of:0000000000000002/5" : {
+        "interfaces" : [
+        {
+            "ips" : [ "10.0.2.254/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    },
+    "of:0000000000000002/6" : {
+        "interfaces" : [
+        {
+            "ips" : [ "10.0.2.254/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    },
+    "of:0000000000000003/5" : {
+        "interfaces" : [
+        {
+            "ips" : [ "10.0.3.254/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    },
+    "of:0000000000000003/6" : {
+        "interfaces" : [
+        {
+            "ips" : [ "10.0.3.254/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    },
+    "of:0000000000000004/5" : {
+        "interfaces" : [
+        {
+            "ips" : [ "10.0.4.254/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    },
+    "of:0000000000000004/6" : {
+        "interfaces" : [
+        {
+            "ips" : [ "10.0.4.254/24" ],
+            "mac" : "08:9e:01:82:38:68",
+            "vlan" : "100"
+        }
+        ]
+    }
+    },
+    "devices" : {
+        "of:0000000000000001" : {
+            "segmentrouting" : {
+                "name" : "Leaf-R1",
+                "nodeSid" : 101,
+                "routerIp" : "10.0.1.254",
+                "routerMac" : "00:00:00:00:01:80",
+                "isEdgeRouter" : true,
+                "adjacencySids" : []
+            }
+        },
+        "of:0000000000000002" : {
+            "segmentrouting" : {
+                "name" : "Leaf-R2",
+                "nodeSid" : 102,
+                "routerIp" : "10.0.2.254",
+                "routerMac" : "00:00:00:00:02:80",
+                "isEdgeRouter" : true,
+                "adjacencySids" : []
+            }
+        },
+        "of:0000000000000003" : {
+            "segmentrouting" : {
+                "name" : "Leaf-R3",
+                "nodeSid" : 103,
+                "routerIp" : "10.0.3.254",
+                "routerMac" : "00:00:00:00:03:80",
+                "isEdgeRouter" : true,
+                "adjacencySids" : []
+            }
+        },
+        "of:0000000000000004" : {
+            "segmentrouting" : {
+                "name" : "Leaf-R4",
+                "nodeSid" : 104,
+                "routerIp" : "10.0.4.254",
+                "routerMac" : "00:00:00:00:04:80",
+                "isEdgeRouter" : true,
+                "adjacencySids" : []
+            }
+        },
+        "of:0000000000000191" : {
+            "segmentrouting" : {
+                "name" : "Spine-R1",
+                "nodeSid" : 105,
+                "routerIp" : "192.168.0.11",
+                "routerMac" : "00:00:01:00:11:80",
+                "isEdgeRouter" : false,
+                "adjacencySids" : []
+            }
+        },
+        "of:0000000000000192" : {
+            "segmentrouting" : {
+                "name" : "Spine-R2",
+                "nodeSid" : 106,
+                "routerIp" : "192.168.0.22",
+                "routerMac" : "00:00:01:00:22:80",
+                "isEdgeRouter" : false,
+                "adjacencySids" : []
+            }
+        },
+        "of:0000000000000193" : {
+            "segmentrouting" : {
+                "name" : "Spine-R3",
+                "nodeSid" : 107,
+                "routerIp" : "192.168.0.33",
+                "routerMac" : "00:00:03:00:33:80",
+                "isEdgeRouter" : false,
+                "adjacencySids" : []
+            }
+        },
+        "of:0000000000000194" : {
+            "segmentrouting" : {
+                "name" : "Spine-R4",
+                "nodeSid" : 108,
+                "routerIp" : "192.168.0.44",
+                "routerMac" : "00:00:04:00:44:80",
+                "isEdgeRouter" : false,
+                "adjacencySids" : []
+            }
+        }
+    },
+    "hosts" : {
+        "00:00:00:00:00:01/4093" : {
+            "basic": {
+                "ips": ["10.0.1.1"],
+                "location": "of:0000000000000001/5"
+            }
+        },
+        "00:00:00:00:00:02/4093" : {
+            "basic": {
+                "ips": ["10.0.1.2"],
+                "location": "of:0000000000000001/6"
+            }
+        },
+        "00:00:00:00:00:03/4093" : {
+            "basic": {
+                "ips": ["10.0.2.1"],
+                "location": "of:0000000000000002/5"
+            }
+        },
+        "00:00:00:00:00:04/4093" : {
+            "basic": {
+                "ips": ["10.0.2.2"],
+                "location": "of:0000000000000002/6"
+            }
+        },
+        "00:00:00:00:00:05/4093" : {
+            "basic": {
+                "ips": ["10.0.3.1"],
+                "location": "of:0000000000000003/5"
+            }
+        },
+        "00:00:00:00:00:06/4093" : {
+            "basic": {
+                "ips": ["10.0.3.2"],
+                "location": "of:0000000000000003/6"
+            }
+        },
+        "00:00:00:00:00:07/4093" : {
+            "basic": {
+                "ips": ["10.0.4.1"],
+                "location": "of:0000000000000004/5"
+            }
+        },
+        "00:00:00:00:00:08/4093" : {
+            "basic": {
+                "ips": ["10.0.4.2"],
+                "location": "of:0000000000000004/6"
+            }
+        }
+    }
+}
diff --git a/framework/src/onos/tools/test/topos/attmplsfast.py b/framework/src/onos/tools/test/topos/attmplsfast.py
index 7f904462..cc7479be 100644
--- a/framework/src/onos/tools/test/topos/attmplsfast.py
+++ b/framework/src/onos/tools/test/topos/attmplsfast.py
@@ -15,19 +15,23 @@ from mininet.util import dumpNodeConnections
 class AttMplsTopo( Topo ):
     "Internet Topology Zoo Specimen."
 
-    def build( self ):
+    def __init__( self ):
         "Create a topology."
 
+        # Initialize Topology
+        Topo.__init__( self )
+
         # add nodes, switches first...
+        NY54 = self.addSwitch( 's25' ) # 40.728270, -73.994483
         CMBR = self.addSwitch( 's1' )  # 42.373730, -71.109734
-        CHCG = self.addSwitch( 's2' )  # 41.877461, -87.642892
+        CHCG = self.addSwitch( 's2', protocols='OpenFlow13' )  # 41.877461, -87.642892
         CLEV = self.addSwitch( 's3' )  # 41.498928, -81.695217
         RLGH = self.addSwitch( 's4' )  # 35.780150, -78.644026
         ATLN = self.addSwitch( 's5' )  # 33.749017, -84.394168
         PHLA = self.addSwitch( 's6' )  # 39.952906, -75.172278
         WASH = self.addSwitch( 's7' )  # 38.906696, -77.035509
         NSVL = self.addSwitch( 's8' )  # 36.166410, -86.787305
-        STLS = self.addSwitch( 's9' )  # 38.626418, -90.198143
+        STLS = self.addSwitch( 's9', protocols='OpenFlow13' )  # 38.626418, -90.198143
         NWOR = self.addSwitch( 's10' ) # 29.951475, -90.078434
         HSTN = self.addSwitch( 's11' ) # 29.763249, -95.368332
         SNAN = self.addSwitch( 's12' ) # 29.424331, -98.491745
@@ -40,12 +44,12 @@ class AttMplsTopo( Topo ):
         PTLD = self.addSwitch( 's19' ) # 45.523317, -122.677768
         STTL = self.addSwitch( 's20' ) # 47.607326, -122.331786
         SLKC = self.addSwitch( 's21' ) # 40.759577, -111.895079
-        LA03 = self.addSwitch( 's22' ) # 34.056346, -118.235951
+        LA03 = self.addSwitch( 's22', protocols='OpenFlow13' ) # 34.056346, -118.235951
         SNDG = self.addSwitch( 's23' ) # 32.714564, -117.153528
         PHNX = self.addSwitch( 's24' ) # 33.448289, -112.076299
-        NY54 = self.addSwitch( 's25' ) # 40.728270, -73.994483
 
         # ... and now hosts
+        NY54_host = self.addHost( 'h25' )
         CMBR_host = self.addHost( 'h1' )
         CHCG_host = self.addHost( 'h2' )
         CLEV_host = self.addHost( 'h3' )
@@ -70,7 +74,6 @@ class AttMplsTopo( Topo ):
         LA03_host = self.addHost( 'h22' )
         SNDG_host = self.addHost( 'h23' )
         PHNX_host = self.addHost( 'h24' )
-        NY54_host = self.addHost( 'h25' )
 
         # add edges between switch and corresponding host
         self.addLink( NY54 , NY54_host )
diff --git a/framework/src/onos/tools/test/topos/metro.py b/framework/src/onos/tools/test/topos/metro.py
index 1979b103..5a73cb6b 100755
--- a/framework/src/onos/tools/test/topos/metro.py
+++ b/framework/src/onos/tools/test/topos/metro.py
@@ -86,8 +86,8 @@ class Domain(object):
 class OpticalDomain(Domain):
     """ An emulated optical metro core. It is Domain 0. """
     def build(self):
-        oean = { "optical.regens": 0 }
         for i in range (1,4):
+            oean = { "optical.regens": 0 }
             self.addSwitch('OE%s' % i, dpid='0000ffffffffff0%s' % i, annotations=oean, cls=LINCSwitch)
 
         an = { "optical.waves": 80, "optical.type": "WDM", "optical.kms": 1000, "durable": "true" }
diff --git a/framework/src/onos/utils/misc/src/main/java/org/onlab/util/GeoLocation.java b/framework/src/onos/utils/misc/src/main/java/org/onlab/util/GeoLocation.java
new file mode 100644
index 00000000..7e546531
--- /dev/null
+++ b/framework/src/onos/utils/misc/src/main/java/org/onlab/util/GeoLocation.java
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onlab.util;
+
+import com.google.common.base.MoreObjects;
+
+/**
+ * Geo location specified in terms of longitude and latitude.
+ */
+public class GeoLocation {
+
+    public static final double EARTH_RADIUS_KM = 6378.1370D;
+
+    private final double latitude;
+    private final double longitude;
+
+    /**
+     * Creates a new location using the specified coordinates.
+     *
+     * @param latitude  latitude line
+     * @param longitude longitude line
+     */
+    public GeoLocation(double latitude, double longitude) {
+        this.latitude = latitude;
+        this.longitude = longitude;
+    }
+
+    /**
+     * Returns the latitude of this location.
+     *
+     * @return latitude
+     */
+    public double latitude() {
+        return latitude;
+    }
+
+    /**
+     * Returns the longitude of this location.
+     *
+     * @return longitude
+     */
+    public double longitude() {
+        return longitude;
+    }
+
+    /**
+     * Returns the distance in kilometers, between this location and another.
+     *
+     * @param other other geo location
+     * @return distance in kilometers
+     */
+    public double kilometersTo(GeoLocation other) {
+        double hereLat = Math.toRadians(latitude);
+        double hereLon = Math.toRadians(longitude);
+        double thereLat = Math.toRadians(other.latitude);
+        double thereLon = Math.toRadians(other.longitude);
+
+        double cos = Math.sin(hereLat) * Math.sin(thereLat) +
+                Math.cos(hereLat) * Math.cos(thereLat) * Math.cos(hereLon - thereLon);
+        return Math.acos(cos) * EARTH_RADIUS_KM;
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(this)
+                .add("latitude", latitude)
+                .add("longitude", longitude)
+                .toString();
+    }
+
+}
diff --git a/framework/src/onos/utils/misc/src/main/java/org/onlab/util/Spectrum.java b/framework/src/onos/utils/misc/src/main/java/org/onlab/util/Spectrum.java
index 42d76090..ca01c6e3 100644
--- a/framework/src/onos/utils/misc/src/main/java/org/onlab/util/Spectrum.java
+++ b/framework/src/onos/utils/misc/src/main/java/org/onlab/util/Spectrum.java
@@ -19,11 +19,12 @@ package org.onlab.util;
  * Telecom optical wavelength bands: O, E, S, C, L and U bands.
  *
  * See ITU-T G-Series Recommendations, Supplement 39
+ * See ITU-T G.694.1 for center frequency definition.
  */
 public final class Spectrum {
 
-    private Spectrum() {
-    }
+    // Center frequency
+    public static final Frequency CENTER_FREQUENCY = Frequency.ofTHz(193.1);
 
     // O band (original): 1260 to 1360 nm
     public static final Frequency O_BAND_MIN = Frequency.ofTHz(220.436);
@@ -48,4 +49,7 @@ public final class Spectrum {
     // U band (ultra-long wavelength): 1625 to 1675 nm
     public static final Frequency U_BAND_MIN = Frequency.ofTHz(178.981);
     public static final Frequency U_BAND_MAX = Frequency.ofTHz(184.488);
+
+    private Spectrum() {
+    }
 }
diff --git a/framework/src/onos/utils/misc/src/test/java/org/onlab/util/GeoLocationTest.java b/framework/src/onos/utils/misc/src/test/java/org/onlab/util/GeoLocationTest.java
new file mode 100644
index 00000000..a497bcc4
--- /dev/null
+++ b/framework/src/onos/utils/misc/src/test/java/org/onlab/util/GeoLocationTest.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onlab.util;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Test suite of the geo location.
+ */
+public class GeoLocationTest {
+
+    @Test
+    public void basics() {
+        GeoLocation nLoc = new GeoLocation(40.7127, -74.0059);
+        GeoLocation wLoc = new GeoLocation(38.9047, -77.0164);
+
+        assertEquals("incorrect latitude", 40.7127, nLoc.latitude(), 0.0001);
+        assertEquals("incorrect longitude", -74.00598, nLoc.longitude(), 0.0001);
+        assertEquals("incorrect distance", 326.74, nLoc.kilometersTo(wLoc), 0.01);
+    }
+
+}
\ No newline at end of file
diff --git a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/ApplicationsWebResource.java b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/ApplicationsWebResource.java
index b38633bf..f0383346 100644
--- a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/ApplicationsWebResource.java
+++ b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/ApplicationsWebResource.java
@@ -44,7 +44,7 @@ public class ApplicationsWebResource extends AbstractWebResource {
      * Get all installed applications.
      * Returns array of all installed applications.
      *
-     * @rsModel Applications
+     * @onos.rsModel Applications
      * @return 200 OK
      */
     @GET
@@ -57,7 +57,7 @@ public class ApplicationsWebResource extends AbstractWebResource {
     /**
      * Get application details.
      * Returns details of the specified application.
-     * @rsModel Application
+     * @onos.rsModel Application
      * @param name application name
      * @return 200 OK; 404; 401
      */
diff --git a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/ClusterWebResource.java b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/ClusterWebResource.java
index 16a4dc7f..cedbd6b6 100644
--- a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/ClusterWebResource.java
+++ b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/ClusterWebResource.java
@@ -49,7 +49,7 @@ public class ClusterWebResource extends AbstractWebResource {
      * Returns array of all cluster nodes.
      *
      * @return 200 OK
-     * @rsModel Cluster
+     * @onos.rsModel Cluster
      */
     @GET
     public Response getClusterNodes() {
@@ -63,7 +63,7 @@ public class ClusterWebResource extends AbstractWebResource {
      *
      * @param id cluster node identifier
      * @return 200 OK
-     * @rsModel ClusterNode
+     * @onos.rsModel ClusterNode
      */
     @GET
     @Path("{id}")
@@ -80,7 +80,7 @@ public class ClusterWebResource extends AbstractWebResource {
      * @param config cluster definition
      * @return 200 OK
      * @throws IOException to signify bad request
-     * @rsModel ClusterPost
+     * @onos.rsModel ClusterPost
      */
     @POST
     @Path("configuration")
diff --git a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/DevicesWebResource.java b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/DevicesWebResource.java
index 23ca46e7..be1e5b63 100644
--- a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/DevicesWebResource.java
+++ b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/DevicesWebResource.java
@@ -46,7 +46,7 @@ public class DevicesWebResource extends AbstractWebResource {
      * Returns array of all discovered infrastructure devices.
      *
      * @return 200 OK
-     * @rsModel DevicesGet
+     * @onos.rsModel DevicesGet
      */
     @GET
     public Response getDevices() {
@@ -60,7 +60,7 @@ public class DevicesWebResource extends AbstractWebResource {
      *
      * @param id device identifier
      * @return 200 OK
-     * @rsModel DeviceGet
+     * @onos.rsModel DeviceGet
      */
     @GET
     @Path("{id}")
@@ -91,7 +91,7 @@ public class DevicesWebResource extends AbstractWebResource {
      * Get ports of infrastructure device.
      * Returns details of the specified infrastructure device.
      *
-     * @rsModel DeviceGetPorts
+     * @onos.rsModel DeviceGetPorts
      * @param id device identifier
      * @return 200 OK
      */
diff --git a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/FlowsWebResource.java b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/FlowsWebResource.java
index 252a3ba7..e5e1ddab 100644
--- a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/FlowsWebResource.java
+++ b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/FlowsWebResource.java
@@ -58,7 +58,7 @@ public class FlowsWebResource extends AbstractWebResource {
 
     /**
      * Get all flow entries. Returns array of all flow rules in the system.
-     * @rsModel Flows
+     * @onos.rsModel Flows
      * @return array of all the intents in the system
      */
     @GET
@@ -80,7 +80,7 @@ public class FlowsWebResource extends AbstractWebResource {
     /**
      * Get flow entries of a device. Returns array of all flow rules for the
      * specified device.
-     * @rsModel Flows
+     * @onos.rsModel Flows
      * @param deviceId device identifier
      * @return flow data as an array
      */
@@ -103,7 +103,7 @@ public class FlowsWebResource extends AbstractWebResource {
     /**
      * Get flow rule. Returns the flow entry specified by the device id and
      * flow rule id.
-     * @rsModel Flows
+     * @onos.rsModel Flows
      * @param deviceId device identifier
      * @param flowId   flow rule identifier
      * @return flow data as an array
@@ -130,7 +130,7 @@ public class FlowsWebResource extends AbstractWebResource {
     /**
      * Create new flow rule. Creates and installs a new flow rule for the
      * specified device.
-     * @rsModel FlowsPost
+     * @onos.rsModel FlowsPost
      * @param deviceId device identifier
      * @param stream   flow rule JSON
      * @return status of the request - CREATED if the JSON is correct,
diff --git a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/HostsWebResource.java b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/HostsWebResource.java
index 00cbdf2f..8f69c24d 100644
--- a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/HostsWebResource.java
+++ b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/HostsWebResource.java
@@ -73,7 +73,7 @@ public class HostsWebResource extends AbstractWebResource {
      * Returns array of all known end-station hosts.
      *
      * @return 200 OK
-     * @rsModel Hosts
+     * @onos.rsModel Hosts
      */
     @GET
     @Produces(MediaType.APPLICATION_JSON)
@@ -89,7 +89,7 @@ public class HostsWebResource extends AbstractWebResource {
      *
      * @param id host identifier
      * @return 200 OK
-     * @rsModel Host
+     * @onos.rsModel Host
      */
     @GET
     @Produces(MediaType.APPLICATION_JSON)
@@ -108,7 +108,7 @@ public class HostsWebResource extends AbstractWebResource {
      * @param mac  host MAC address
      * @param vlan host VLAN identifier
      * @return 200 OK
-     * @rsModel Host
+     * @onos.rsModel Host
      */
     @GET
     @Produces(MediaType.APPLICATION_JSON)
@@ -128,7 +128,7 @@ public class HostsWebResource extends AbstractWebResource {
      * @param stream input JSON
      * @return status of the request - CREATED if the JSON is correct,
      * BAD_REQUEST if the JSON is invalid
-     * @rsModel HostPut
+     * @onos.rsModel HostPut
      */
     @POST
     @Consumes(MediaType.APPLICATION_JSON)
diff --git a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/IntentsWebResource.java b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/IntentsWebResource.java
index 2c63db9c..e6955045 100644
--- a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/IntentsWebResource.java
+++ b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/IntentsWebResource.java
@@ -70,7 +70,7 @@ public class IntentsWebResource extends AbstractWebResource {
     /**
      * Get all intents.
      * Returns array containing all the intents in the system.
-     * @rsModel Intents
+     * @onos.rsModel Intents
      * @return array of all the intents in the system
      */
     @GET
@@ -84,7 +84,7 @@ public class IntentsWebResource extends AbstractWebResource {
     /**
      * Get intent by application and key.
      * Returns details of the specified intent.
-     * @rsModel Intents
+     * @onos.rsModel Intents
      * @param appId application identifier
      * @param key   intent key
      * @return intent data
@@ -136,7 +136,7 @@ public class IntentsWebResource extends AbstractWebResource {
     /**
      * Submit a new intent.
      * Creates and submits intent from the JSON request.
-     * @rsModel IntentHost
+     * @onos.rsModel IntentHost
      * @param stream input JSON
      * @return status of the request - CREATED if the JSON is correct,
      * BAD_REQUEST if the JSON is invalid
diff --git a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/LinksWebResource.java b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/LinksWebResource.java
index e36ea8af..edf9f028 100644
--- a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/LinksWebResource.java
+++ b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/LinksWebResource.java
@@ -44,7 +44,7 @@ public class LinksWebResource extends AbstractWebResource {
     /**
      * Get infrastructure links.
      * Returns array of all links, or links for the specified device or port.
-     * @rsModel LinksGet
+     * @onos.rsModel LinksGet
      * @param deviceId  (optional) device identifier
      * @param port      (optional) port number
      * @param direction (optional) direction qualifier
diff --git a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/NetworkConfigWebResource.java b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/NetworkConfigWebResource.java
index 69c0b6a3..9e474fd3 100644
--- a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/NetworkConfigWebResource.java
+++ b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/NetworkConfigWebResource.java
@@ -68,7 +68,6 @@ public class NetworkConfigWebResource extends AbstractWebResource {
     /**
      * Get entire network configuration base.
      *
-     * @rsModel NetCfgGet
      * @return network configuration JSON
      */
     @GET
@@ -185,7 +184,6 @@ public class NetworkConfigWebResource extends AbstractWebResource {
     /**
      * Upload bulk network configuration.
      *
-     * @rsModel NetCfgGet
      * @param request network configuration JSON rooted at the top node
      * @return empty response
      * @throws IOException if unable to parse the request
diff --git a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/PathsWebResource.java b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/PathsWebResource.java
index c14b4ec2..9968d1e7 100644
--- a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/PathsWebResource.java
+++ b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/PathsWebResource.java
@@ -60,7 +60,7 @@ public class PathsWebResource extends AbstractWebResource {
     /**
      * Get all shortest paths between any two hosts or devices.
      * Returns array of all shortest paths between any two elements.
-     * @rsModel Paths
+     * @onos.rsModel Paths
      * @param src source identifier
      * @param dst destination identifier
      * @return path data
@@ -79,7 +79,7 @@ public class PathsWebResource extends AbstractWebResource {
     /**
      * Get all shortest disjoint paths between any two hosts or devices.
      * Returns array of all shortest disjoint paths between any two elements.
-     * @rsModel Paths
+     * @onos.rsModel Paths
      * @param src source identifier
      * @param dst destination identifier
      * @return path data
diff --git a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/StatisticsWebResource.java b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/StatisticsWebResource.java
index 284d3775..7c6dd74e 100644
--- a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/StatisticsWebResource.java
+++ b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/StatisticsWebResource.java
@@ -60,7 +60,7 @@ public class StatisticsWebResource  extends AbstractWebResource {
 
     /**
      * Get load statistics for all links or for a specific link.
-     * @rsModel StatisticsFlowsLink
+     * @onos.rsModel StatisticsFlowsLink
      * @param deviceId (optional) device ID for a specific link
      * @param port (optional) port number for a specified link
      * @return JSON encoded array lof Load objects
@@ -102,7 +102,7 @@ public class StatisticsWebResource  extends AbstractWebResource {
 
     /**
      * Get table statistics for all tables of all devices.
-     * @rsModel StatisticsFlowsTables
+     * @onos.rsModel StatisticsFlowsTables
      * @return JSON encoded array of table statistics
      */
     @GET
@@ -131,7 +131,7 @@ public class StatisticsWebResource  extends AbstractWebResource {
 
     /**
      * Get table statistics for all tables of a specified device.
-     * @rsModel StatisticsFlowsTables
+     * @onos.rsModel StatisticsFlowsTables
      * @param deviceId device ID
      * @return JSON encoded array of table statistics
      */
@@ -157,7 +157,7 @@ public class StatisticsWebResource  extends AbstractWebResource {
 
     /**
      * Get port statistics of all devices.
-     * @rsModel StatisticsPorts
+     * @onos.rsModel StatisticsPorts
      * @return JSON encoded array of port statistics
      */
     @GET
@@ -186,7 +186,7 @@ public class StatisticsWebResource  extends AbstractWebResource {
 
     /**
      * Get port statistics of a specified devices.
-     * @rsModel StatisticsPorts
+     * @onos.rsModel StatisticsPorts
      * @param deviceId device ID
      * @return JSON encoded array of port statistics
      */
diff --git a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/TopologyWebResource.java b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/TopologyWebResource.java
index d51bd5a0..683f7afe 100644
--- a/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/TopologyWebResource.java
+++ b/framework/src/onos/web/api/src/main/java/org/onosproject/rest/resources/TopologyWebResource.java
@@ -50,7 +50,7 @@ public class TopologyWebResource extends AbstractWebResource {
      * Get overview of current topology.
      *
      * @return topology overview
-     * @rsModel Topology
+     * @onos.rsModel Topology
      */
     @GET
     @Produces(MediaType.APPLICATION_JSON)
@@ -64,7 +64,7 @@ public class TopologyWebResource extends AbstractWebResource {
      * Get overview of topology SCCs.
      *
      * @return topology clusters overview
-     * @rsModel TopologyClusters
+     * @onos.rsModel TopologyClusters
      */
     @GET
     @Produces(MediaType.APPLICATION_JSON)
@@ -82,7 +82,7 @@ public class TopologyWebResource extends AbstractWebResource {
      *
      * @param clusterId id of the cluster to query
      * @return topology cluster details
-     * @rsModel TopologyCluster
+     * @onos.rsModel TopologyCluster
      */
     @GET
     @Produces(MediaType.APPLICATION_JSON)
@@ -106,7 +106,7 @@ public class TopologyWebResource extends AbstractWebResource {
      *
      * @param clusterId id of the cluster to query
      * @return topology cluster devices
-     * @rsModel TopologyClustersDevices
+     * @onos.rsModel TopologyClustersDevices
      */
     @GET
     @Produces(MediaType.APPLICATION_JSON)
@@ -130,7 +130,7 @@ public class TopologyWebResource extends AbstractWebResource {
      *
      * @param clusterId id of the cluster to query
      * @return topology cluster links
-     * @rsModel LinksGet
+     * @onos.rsModel LinksGet
      */
     @GET
     @Produces(MediaType.APPLICATION_JSON)
@@ -180,7 +180,7 @@ public class TopologyWebResource extends AbstractWebResource {
      * @param connectPointString deviceid:portnumber
      * @return JSON representation of true if the connect point is broadcast,
      * false otherwise
-     * @rsModel TopologyBroadcast
+     * @onos.rsModel TopologyBroadcast
      */
     @GET
     @Produces(MediaType.APPLICATION_JSON)
@@ -205,7 +205,7 @@ public class TopologyWebResource extends AbstractWebResource {
      * @param connectPointString deviceid:portnumber
      * @return JSON representation of true if the connect point is broadcast,
      * false otherwise
-     * @rsModel TopologyInfrastructure
+     * @onos.rsModel TopologyInfrastructure
      */
     @GET
     @Produces(MediaType.APPLICATION_JSON)
diff --git a/framework/src/onos/web/api/src/main/resources/definitions/Application.json b/framework/src/onos/web/api/src/main/resources/definitions/Application.json
index ea6c3ea2..fb5bbeb9 100644
--- a/framework/src/onos/web/api/src/main/resources/definitions/Application.json
+++ b/framework/src/onos/web/api/src/main/resources/definitions/Application.json
@@ -25,7 +25,7 @@
     },
     "version": {
       "type": "string",
-      "example": "1.4.0.SNAPSHOT"
+      "example": "1.2.3"
     },
     "description": {
       "type": "string",
@@ -48,7 +48,7 @@
     },
     "featuresRepo": {
       "type": "string",
-      "example": "mvn:org.onosproject/onos-app-cip/1.4.0-SNAPSHOT/xml/features"
+      "example": "mvn:org.onosproject/onos-app-cip/1.2.3/xml/features"
     },
     "features": {
       "type": "array",
diff --git a/framework/src/onos/web/api/src/main/resources/definitions/ApplicationPost.json b/framework/src/onos/web/api/src/main/resources/definitions/ApplicationPost.json
index ea6c3ea2..fb5bbeb9 100644
--- a/framework/src/onos/web/api/src/main/resources/definitions/ApplicationPost.json
+++ b/framework/src/onos/web/api/src/main/resources/definitions/ApplicationPost.json
@@ -25,7 +25,7 @@
     },
     "version": {
       "type": "string",
-      "example": "1.4.0.SNAPSHOT"
+      "example": "1.2.3"
     },
     "description": {
       "type": "string",
@@ -48,7 +48,7 @@
     },
     "featuresRepo": {
       "type": "string",
-      "example": "mvn:org.onosproject/onos-app-cip/1.4.0-SNAPSHOT/xml/features"
+      "example": "mvn:org.onosproject/onos-app-cip/1.2.3/xml/features"
     },
     "features": {
       "type": "array",
diff --git a/framework/src/onos/web/api/src/main/resources/definitions/Applications.json b/framework/src/onos/web/api/src/main/resources/definitions/Applications.json
index d7653619..304404a4 100644
--- a/framework/src/onos/web/api/src/main/resources/definitions/Applications.json
+++ b/framework/src/onos/web/api/src/main/resources/definitions/Applications.json
@@ -38,7 +38,7 @@
           },
           "version": {
             "type": "string",
-            "example": "1.4.0.SNAPSHOT"
+            "example": "1.2.3"
           },
           "description": {
             "type": "string",
@@ -61,7 +61,7 @@
           },
           "featuresRepo": {
             "type": "string",
-            "example": "mvn:org.onosproject/onos-app-cip/1.4.0-SNAPSHOT/xml/features"
+            "example": "mvn:org.onosproject/onos-app-cip/1.2.3/xml/features"
           },
           "features": {
             "type": "array",
diff --git a/framework/src/onos/web/api/src/test/java/org/onosproject/rest/resources/NetworkConfigWebResourceTest.java b/framework/src/onos/web/api/src/test/java/org/onosproject/rest/resources/NetworkConfigWebResourceTest.java
new file mode 100644
index 00000000..2b341af2
--- /dev/null
+++ b/framework/src/onos/web/api/src/test/java/org/onosproject/rest/resources/NetworkConfigWebResourceTest.java
@@ -0,0 +1,352 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.rest.resources;
+
+import java.net.HttpURLConnection;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.osgi.ServiceDirectory;
+import org.onlab.osgi.TestServiceDirectory;
+import org.onlab.rest.BaseResource;
+import org.onosproject.net.DefaultDevice;
+import org.onosproject.net.Device;
+import org.onosproject.net.Link;
+import org.onosproject.net.config.Config;
+import org.onosproject.net.config.NetworkConfigService;
+import org.onosproject.net.config.NetworkConfigServiceAdapter;
+import org.onosproject.net.config.SubjectFactory;
+import org.onosproject.rest.ResourceTest;
+
+import com.eclipsesource.json.JsonObject;
+import com.eclipsesource.json.JsonValue;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.common.collect.ImmutableSet;
+import com.sun.jersey.api.client.UniformInterfaceException;
+import com.sun.jersey.api.client.WebResource;
+
+import static org.easymock.EasyMock.createMock;
+import static org.easymock.EasyMock.replay;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.containsString;
+import static org.hamcrest.Matchers.hasSize;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+import static org.junit.Assert.fail;
+
+/**
+ * Unit tests for network config web resource.
+ */
+public class NetworkConfigWebResourceTest extends ResourceTest {
+
+    MockNetworkConfigService mockNetworkConfigService;
+
+    public class MockDeviceConfig extends Config<Device> {
+
+        final String field1Value;
+        final String field2Value;
+
+        MockDeviceConfig(String value1, String value2) {
+            field1Value = value1;
+            field2Value = value2;
+        }
+
+        @Override
+        public String key() {
+            return "basic";
+        }
+
+        @Override
+        public JsonNode node() {
+            return new ObjectMapper()
+                    .createObjectNode()
+                    .put("field1", field1Value)
+                    .put("field2", field2Value);
+        }
+    }
+
+    /**
+     * Mock config factory for devices.
+     */
+    private final SubjectFactory<Device> mockDevicesSubjectFactory =
+            new SubjectFactory<Device>(Device.class, "devices") {
+                @Override
+                public Device createSubject(String subjectKey) {
+                    DefaultDevice device = createMock(DefaultDevice.class);
+                    replay(device);
+                    return device;
+                }
+
+                @Override
+                public Class<Device> subjectClass() {
+                    return Device.class;
+                }
+            };
+
+    /**
+     * Mock config factory for links.
+     */
+    private final SubjectFactory<Link> mockLinksSubjectFactory =
+            new SubjectFactory<Link>(Link.class, "links") {
+                @Override
+                public Link createSubject(String subjectKey) {
+                    return null;
+                }
+
+                @Override
+                public Class<Link> subjectClass() {
+                    return Link.class;
+                }
+            };
+
+    /**
+     * Mocked config service.
+     */
+    class MockNetworkConfigService extends NetworkConfigServiceAdapter {
+
+        Set devicesSubjects = new HashSet<>();
+        Set devicesConfigs = new HashSet<>();
+        Set linksSubjects = new HashSet();
+        Set linksConfigs = new HashSet<>();
+
+        @Override
+        public Set<Class> getSubjectClasses() {
+            return ImmutableSet.of(Device.class, Link.class);
+        }
+
+        @Override
+        public SubjectFactory getSubjectFactory(Class subjectClass) {
+            if (subjectClass == Device.class) {
+                return mockDevicesSubjectFactory;
+            } else if (subjectClass == Link.class) {
+                return mockLinksSubjectFactory;
+            }
+            return null;
+        }
+
+        @Override
+        public SubjectFactory getSubjectFactory(String subjectClassKey) {
+            if (subjectClassKey.equals("devices")) {
+                return mockDevicesSubjectFactory;
+            } else if (subjectClassKey.equals("links")) {
+                return mockLinksSubjectFactory;
+            }
+            return null;
+        }
+
+        @SuppressWarnings("unchecked")
+        @Override
+        public <S> Set<S> getSubjects(Class<S> subjectClass) {
+            if (subjectClass == Device.class) {
+                return devicesSubjects;
+            } else if (subjectClass == Link.class) {
+                return linksSubjects;
+            }
+            return null;
+        }
+
+        @SuppressWarnings("unchecked")
+        @Override
+        public <S> Set<? extends Config<S>> getConfigs(S subject) {
+            if (subject instanceof Device || subject.toString().contains("device")) {
+                return devicesConfigs;
+            } else if (subject.toString().contains("link")) {
+                return linksConfigs;
+            }
+            return null;
+        }
+
+        @SuppressWarnings("unchecked")
+        @Override
+        public <S, C extends Config<S>> C getConfig(S subject, Class<C> configClass) {
+
+            if (configClass == MockDeviceConfig.class) {
+                return (C) devicesConfigs.toArray()[0];
+            }
+            return null;
+        }
+
+        @Override
+        public Class<? extends Config> getConfigClass(String subjectClassKey, String configKey) {
+            return MockDeviceConfig.class;
+        }
+    }
+
+    /**
+     * Sets up mocked config service.
+     */
+    @Before
+    public void setUp() {
+        mockNetworkConfigService = new MockNetworkConfigService();
+        ServiceDirectory testDirectory =
+                new TestServiceDirectory()
+                .add(NetworkConfigService.class, mockNetworkConfigService);
+        BaseResource.setServiceDirectory(testDirectory);
+    }
+
+    /**
+     * Sets up test config data.
+     */
+    @SuppressWarnings("unchecked")
+    public void setUpConfigData() {
+        mockNetworkConfigService.devicesSubjects.add("device1");
+        mockNetworkConfigService.devicesConfigs.add(new MockDeviceConfig("v1", "v2"));
+    }
+
+    /**
+     * Tests the result of the rest api GET when there are no configs.
+     */
+    @Test
+    public void testEmptyConfigs() {
+        final WebResource rs = resource();
+        final String response = rs.path("network/configuration").get(String.class);
+
+        assertThat(response, containsString("\"devices\":{}"));
+        assertThat(response, containsString("\"links\":{}"));
+    }
+
+    /**
+     * Tests the result of the rest api GET for a single subject with no configs.
+     */
+    @Test
+    public void testEmptyConfig() {
+        final WebResource rs = resource();
+        final String response = rs.path("network/configuration/devices").get(String.class);
+
+        assertThat(response, is("{}"));
+    }
+
+    /**
+     * Tests the result of the rest api GET for a single subject that
+     * is undefined.
+     */
+    @Test
+    public void testNonExistentConfig() {
+        final WebResource rs = resource();
+
+        try {
+            final String response = rs.path("network/configuration/nosuchkey").get(String.class);
+            fail("GET of non-existent key does not produce an exception " + response);
+        } catch (UniformInterfaceException e) {
+            assertThat(e.getResponse().getStatus(), is(HttpURLConnection.HTTP_NOT_FOUND));
+        }
+    }
+
+    private void checkBasicAttributes(JsonValue basic) {
+        Assert.assertThat(basic.asObject().get("field1").asString(), is("v1"));
+        Assert.assertThat(basic.asObject().get("field2").asString(), is("v2"));
+    }
+
+    /**
+     * Tests the result of the rest api GET when there is a config.
+     */
+    @Test
+
+    public void testConfigs() {
+        setUpConfigData();
+        final WebResource rs = resource();
+        final String response = rs.path("network/configuration").get(String.class);
+
+        final JsonObject result = JsonObject.readFrom(response);
+        Assert.assertThat(result, notNullValue());
+
+        Assert.assertThat(result.names(), hasSize(2));
+
+        JsonValue devices = result.get("devices");
+        Assert.assertThat(devices, notNullValue());
+
+        JsonValue device1 = devices.asObject().get("device1");
+        Assert.assertThat(device1, notNullValue());
+
+        JsonValue basic = device1.asObject().get("basic");
+        Assert.assertThat(basic, notNullValue());
+
+        checkBasicAttributes(basic);
+    }
+
+    /**
+     * Tests the result of the rest api single subject key GET when
+     * there is a config.
+     */
+    @Test
+    public void testSingleSubjectKeyConfig() {
+        setUpConfigData();
+        final WebResource rs = resource();
+        final String response = rs.path("network/configuration/devices").get(String.class);
+
+        final JsonObject result = JsonObject.readFrom(response);
+        Assert.assertThat(result, notNullValue());
+
+        Assert.assertThat(result.names(), hasSize(1));
+
+        JsonValue device1 = result.asObject().get("device1");
+        Assert.assertThat(device1, notNullValue());
+
+        JsonValue basic = device1.asObject().get("basic");
+        Assert.assertThat(basic, notNullValue());
+
+        checkBasicAttributes(basic);
+    }
+
+    /**
+     * Tests the result of the rest api single subject GET when
+     * there is a config.
+     */
+    @Test
+    public void testSingleSubjectConfig() {
+        setUpConfigData();
+        final WebResource rs = resource();
+        final String response =
+                rs.path("network/configuration/devices/device1")
+                        .get(String.class);
+
+        final JsonObject result = JsonObject.readFrom(response);
+        Assert.assertThat(result, notNullValue());
+
+        Assert.assertThat(result.names(), hasSize(1));
+
+        JsonValue basic = result.asObject().get("basic");
+        Assert.assertThat(basic, notNullValue());
+
+        checkBasicAttributes(basic);
+    }
+
+    /**
+     * Tests the result of the rest api single subject single config GET when
+     * there is a config.
+     */
+    @Test
+    public void testSingleSubjectSingleConfig() {
+        setUpConfigData();
+        final WebResource rs = resource();
+        final String response =
+                rs.path("network/configuration/devices/device1/basic")
+                        .get(String.class);
+
+        final JsonObject result = JsonObject.readFrom(response);
+        Assert.assertThat(result, notNullValue());
+
+        Assert.assertThat(result.names(), hasSize(2));
+
+        checkBasicAttributes(result);
+    }
+
+    // TODO: Add test for DELETE and POST
+}
diff --git a/framework/src/onos/web/gui/src/main/java/org/onosproject/ui/impl/TopologyViewMessageHandlerBase.java b/framework/src/onos/web/gui/src/main/java/org/onosproject/ui/impl/TopologyViewMessageHandlerBase.java
index f35b6c03..a8e112a4 100644
--- a/framework/src/onos/web/gui/src/main/java/org/onosproject/ui/impl/TopologyViewMessageHandlerBase.java
+++ b/framework/src/onos/web/gui/src/main/java/org/onosproject/ui/impl/TopologyViewMessageHandlerBase.java
@@ -386,15 +386,16 @@ public abstract class TopologyViewMessageHandlerBase extends UiMessageHandler {
         Topology topology = topologyService.currentTopology();
 
         return new PropertyPanel("ONOS Summary", "node")
-            .addProp(Properties.DEVICES, topology.deviceCount())
+            .addProp(Properties.VERSION, version)
+            .addSeparator()
+            .addProp(Properties.DEVICES,  deviceService.getDeviceCount())
             .addProp(Properties.LINKS, topology.linkCount())
             .addProp(Properties.HOSTS, hostService.getHostCount())
             .addProp(Properties.TOPOLOGY_SSCS, topology.clusterCount())
             .addSeparator()
             .addProp(Properties.INTENTS, intentService.getIntentCount())
             .addProp(Properties.TUNNELS, tunnelService.tunnelCount())
-            .addProp(Properties.FLOWS, flowService.getFlowRuleCount())
-            .addProp(Properties.VERSION, version);
+            .addProp(Properties.FLOWS, flowService.getFlowRuleCount());
     }
 
     // Returns property panel model for device details response.
diff --git a/framework/src/onos/web/gui/src/main/webapp/_sdh/topojson/countrycodes.html b/framework/src/onos/web/gui/src/main/webapp/_sdh/topojson/countrycodes.html
new file mode 100644
index 00000000..246d9e4c
--- /dev/null
+++ b/framework/src/onos/web/gui/src/main/webapp/_sdh/topojson/countrycodes.html
@@ -0,0 +1,376 @@
+<!DOCTYPE html>
+<!--
+ *
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+-->
+<html lang="en">
+<head>
+    <title>2-Letter, 3-Letter, Country Codes for All Countries in the World</title>
+    <meta charset="utf-8">
+    <script charset="utf-8" src="../../tp/jquery-2.1.1.min.js"></script>
+</head>
+<body>
+
+<style type="text/css" scoped>
+    body {
+        font-family: Helvetica Neue, Helvetica, Arial, sans-serif ;
+        background-color: #eef;
+    }
+    .mainContent {
+        margin: auto;
+        width: 800px;
+        background-color: #ddf;
+        padding: 8px;
+    }
+
+    table {
+        margin: auto;
+    }
+    th {
+        font-style: italic;
+        text-align: left;
+        background-color: #aad;
+        color: #66c;
+        padding: 4px;
+    }
+    td {
+        padding: 4px;
+    }
+    td.code {
+        font-family: monospace;
+        font-size: 120%;
+    }
+    td.num {
+        text-align: right;
+    }
+    tr:nth-child(even) {
+        background-color: #dde;
+    }
+    tr:nth-child(odd) {
+        background-color: #eef;
+    }
+
+</style>
+
+<div class="content">
+    <div class="mainContent">
+        <div class="miscTxt">
+            <header>
+                <h1>Complete List of Country Codes </h1>
+            </header>
+            <p>
+                The 2-letter codes shown below are supplied by the ISO
+                (<i>International Organization for Standardization</i>).
+                It bases its list of country names and abbreviations on
+                the list of names published by the United Nations.
+                The UN also uses 3-letter codes, and numerical codes
+                to identify nations.
+            </p>
+
+            <table>
+                <thead>
+                <tr>
+                    <th> Country </th>
+                    <th> A2 (ISO) </th>
+                    <th> A3 (UN) </th>
+                    <th> NUM (UN) </th>
+                </tr>
+                </thead>
+                <tbody id="codes-body">
+                </tbody>
+            </table>
+        </div>
+    </div>
+</div>
+
+<script type="text/javascript">
+
+    var data = [
+    [ 'Afghanistan', 'AF', 'AFG', 4 ],
+    [ 'Albania', 'AL', 'ALB', 8 ],
+    [ 'Algeria', 'DZ', 'DZA', 12 ],
+    [ 'American Samoa', 'AS', 'ASM', 16 ],
+    [ 'Andorra', 'AD', 'AND', 20 ],
+    [ 'Angola', 'AO', 'AGO', 24 ],
+    [ 'Anguilla', 'AI', 'AIA', 660 ],
+    [ 'Antarctica', 'AQ', 'ATA', 10 ],
+    [ 'Antigua and Barbuda', 'AG', 'ATG', 28 ],
+    [ 'Argentina', 'AR', 'ARG', 32 ],
+    [ 'Armenia', 'AM', 'ARM', 51 ],
+    [ 'Aruba', 'AW', 'ABW', 533 ],
+    [ 'Australia', 'AU', 'AUS', 36 ],
+    [ 'Austria', 'AT', 'AUT', 40 ],
+    [ 'Azerbaijan', 'AZ', 'AZE', 31 ],
+    [ 'Bahamas', 'BS', 'BHS', 44 ],
+    [ 'Bahrain', 'BH', 'BHR', 48 ],
+    [ 'Bangladesh', 'BD', 'BGD', 50 ],
+    [ 'Barbados', 'BB', 'BRB', 52 ],
+    [ 'Belarus', 'BY', 'BLR', 112 ],
+    [ 'Belgium', 'BE', 'BEL', 56 ],
+    [ 'Belize', 'BZ', 'BLZ', 84 ],
+    [ 'Benin', 'BJ', 'BEN', 204 ],
+    [ 'Bermuda', 'BM', 'BMU', 60 ],
+    [ 'Bhutan', 'BT', 'BTN', 64 ],
+    [ 'Bolivia', 'BO', 'BOL', 68 ],
+    [ 'Bonaire', 'BQ', 'BES', 535 ],
+    [ 'Bosnia and Herzegovina', 'BA', 'BIH', 70 ],
+    [ 'Botswana', 'BW', 'BWA', 72 ],
+    [ 'Bouvet Island', 'BV', 'BVT', 74 ],
+    [ 'Brazil', 'BR', 'BRA', 76 ],
+    [ 'British Indian Ocean Territory', 'IO', 'IOT', 86 ],
+    [ 'Brunei Darussalam', 'BN', 'BRN', 96 ],
+    [ 'Bulgaria', 'BG', 'BGR', 100 ],
+    [ 'Burkina Faso', 'BF', 'BFA', 854 ],
+    [ 'Burundi', 'BI', 'BDI', 108 ],
+    [ 'Cambodia', 'KH', 'KHM', 116 ],
+    [ 'Cameroon', 'CM', 'CMR', 120 ],
+    [ 'Canada', 'CA', 'CAN', 124 ],
+    [ 'Cape Verde', 'CV', 'CPV', 132 ],
+    [ 'Cayman Islands', 'KY', 'CYM', 136 ],
+    [ 'Central African Republic', 'CF', 'CAF', 140 ],
+    [ 'Chad', 'TD', 'TCD', 148 ],
+    [ 'Chile', 'CL', 'CHL', 152 ],
+    [ 'China', 'CN', 'CHN', 156 ],
+    [ 'Christmas Island', 'CX', 'CXR', 162 ],
+    [ 'Cocos (Keeling) Islands', 'CC', 'CCK', 166 ],
+    [ 'Colombia', 'CO', 'COL', 170 ],
+    [ 'Comoros', 'KM', 'COM', 174 ],
+    [ 'Congo', 'CG', 'COG', 178 ],
+    [ 'Democratic Republic of the Congo', 'CD', 'COD', 180 ],
+    [ 'Cook Islands', 'CK', 'COK', 184 ],
+    [ 'Costa Rica', 'CR', 'CRI', 188 ],
+    [ 'Croatia', 'HR', 'HRV', 191 ],
+    [ 'Cuba', 'CU', 'CUB', 192 ],
+    [ 'Curaçao', 'CW', 'CUW', 531 ],
+    [ 'Cyprus', 'CY', 'CYP', 196 ],
+    [ 'Czech Republic', 'CZ', 'CZE', 203 ],
+    [ 'Côte dIvoire', 'CI', 'CIV', 384 ],
+    [ 'Denmark', 'DK', 'DNK', 208 ],
+    [ 'Djibouti', 'DJ', 'DJI', 262 ],
+    [ 'Dominica', 'DM', 'DMA', 212 ],
+    [ 'Dominican Republic', 'DO', 'DOM', 214 ],
+    [ 'Ecuador', 'EC', 'ECU', 218 ],
+    [ 'Egypt', 'EG', 'EGY', 818 ],
+    [ 'El Salvador', 'SV', 'SLV', 222 ],
+    [ 'Equatorial Guinea', 'GQ', 'GNQ', 226 ],
+    [ 'Eritrea', 'ER', 'ERI', 232 ],
+    [ 'Estonia', 'EE', 'EST', 233 ],
+    [ 'Ethiopia', 'ET', 'ETH', 231 ],
+    [ 'Falkland Islands (Malvinas)', 'FK', 'FLK', 238 ],
+    [ 'Faroe Islands', 'FO', 'FRO', 234 ],
+    [ 'Fiji', 'FJ', 'FJI', 242 ],
+    [ 'Finland', 'FI', 'FIN', 246 ],
+    [ 'France', 'FR', 'FRA', 250 ],
+    [ 'French Guiana', 'GF', 'GUF', 254 ],
+    [ 'French Polynesia', 'PF', 'PYF', 258 ],
+    [ 'French Southern Territories', 'TF', 'ATF', 260 ],
+    [ 'Gabon', 'GA', 'GAB', 266 ],
+    [ 'Gambia', 'GM', 'GMB', 270 ],
+    [ 'Georgia', 'GE', 'GEO', 268 ],
+    [ 'Germany', 'DE', 'DEU', 276 ],
+    [ 'Ghana', 'GH', 'GHA', 288 ],
+    [ 'Gibraltar', 'GI', 'GIB', 292 ],
+    [ 'Greece', 'GR', 'GRC', 300 ],
+    [ 'Greenland', 'GL', 'GRL', 304 ],
+    [ 'Grenada', 'GD', 'GRD', 308 ],
+    [ 'Guadeloupe', 'GP', 'GLP', 312 ],
+    [ 'Guam', 'GU', 'GUM', 316 ],
+    [ 'Guatemala', 'GT', 'GTM', 320 ],
+    [ 'Guernsey', 'GG', 'GGY', 831 ],
+    [ 'Guinea', 'GN', 'GIN', 324 ],
+    [ 'Guinea-Bissau', 'GW', 'GNB', 624 ],
+    [ 'Guyana', 'GY', 'GUY', 328 ],
+    [ 'Haiti', 'HT', 'HTI', 332 ],
+    [ 'Heard Island and McDonald Mcdonald Islands', 'HM', 'HMD', 334 ],
+    [ 'Holy See (Vatican City State)', 'VA', 'VAT', 336 ],
+    [ 'Honduras', 'HN', 'HND', 340 ],
+    [ 'Hong Kong', 'HK', 'HKG', 344 ],
+    [ 'Hungary', 'HU', 'HUN', 348 ],
+    [ 'Iceland', 'IS', 'ISL', 352 ],
+    [ 'India', 'IN', 'IND', 356 ],
+    [ 'Indonesia', 'ID', 'IDN', 360 ],
+    [ 'Iran, Islamic Republic of', 'IR', 'IRN', 364 ],
+    [ 'Iraq', 'IQ', 'IRQ', 368 ],
+    [ 'Ireland', 'IE', 'IRL', 372 ],
+    [ 'Isle of Man', 'IM', 'IMN', 833 ],
+    [ 'Israel', 'IL', 'ISR', 376 ],
+    [ 'Italy', 'IT', 'ITA', 380 ],
+    [ 'Jamaica', 'JM', 'JAM', 388 ],
+    [ 'Japan', 'JP', 'JPN', 392 ],
+    [ 'Jersey', 'JE', 'JEY', 832 ],
+    [ 'Jordan', 'JO', 'JOR', 400 ],
+    [ 'Kazakhstan', 'KZ', 'KAZ', 398 ],
+    [ 'Kenya', 'KE', 'KEN', 404 ],
+    [ 'Kiribati', 'KI', 'KIR', 296 ],
+    [ 'Korea, Democratic People\'s Republic of', 'KP', 'PRK', 408 ],
+    [ 'Korea, Republic of', 'KR', 'KOR', 410 ],
+    [ 'Kuwait', 'KW', 'KWT', 414 ],
+    [ 'Kyrgyzstan', 'KG', 'KGZ', 417 ],
+    [ 'Lao People\'s Democratic Republic', 'LA', 'LAO', 418 ],
+    [ 'Latvia', 'LV', 'LVA', 428 ],
+    [ 'Lebanon', 'LB', 'LBN', 422 ],
+    [ 'Lesotho', 'LS', 'LSO', 426 ],
+    [ 'Liberia', 'LR', 'LBR', 430 ],
+    [ 'Libya', 'LY', 'LBY', 434 ],
+    [ 'Liechtenstein', 'LI', 'LIE', 438 ],
+    [ 'Lithuania', 'LT', 'LTU', 440 ],
+    [ 'Luxembourg', 'LU', 'LUX', 442 ],
+    [ 'Macao', 'MO', 'MAC', 446 ],
+    [ 'Macedonia, the Former Yugoslav Republic of', 'MK', 'MKD', 807 ],
+    [ 'Madagascar', 'MG', 'MDG', 450 ],
+    [ 'Malawi', 'MW', 'MWI', 454 ],
+    [ 'Malaysia', 'MY', 'MYS', 458 ],
+    [ 'Maldives', 'MV', 'MDV', 462 ],
+    [ 'Mali', 'ML', 'MLI', 466 ],
+    [ 'Malta', 'MT', 'MLT', 470 ],
+    [ 'Marshall Islands', 'MH', 'MHL', 584 ],
+    [ 'Martinique', 'MQ', 'MTQ', 474 ],
+    [ 'Mauritania', 'MR', 'MRT', 478 ],
+    [ 'Mauritius', 'MU', 'MUS', 480 ],
+    [ 'Mayotte', 'YT', 'MYT', 175 ],
+    [ 'Mexico', 'MX', 'MEX', 484 ],
+    [ 'Micronesia, Federated States of', 'FM', 'FSM', 583 ],
+    [ 'Moldova, Republic of', 'MD', 'MDA', 498 ],
+    [ 'Monaco', 'MC', 'MCO', 492 ],
+    [ 'Mongolia', 'MN', 'MNG', 496 ],
+    [ 'Montenegro', 'ME', 'MNE', 499 ],
+    [ 'Montserrat', 'MS', 'MSR', 500 ],
+    [ 'Morocco', 'MA', 'MAR', 504 ],
+    [ 'Mozambique', 'MZ', 'MOZ', 508 ],
+    [ 'Myanmar', 'MM', 'MMR', 104 ],
+    [ 'Namibia', 'NA', 'NAM', 516 ],
+    [ 'Nauru', 'NR', 'NRU', 520 ],
+    [ 'Nepal', 'NP', 'NPL', 524 ],
+    [ 'Netherlands', 'NL', 'NLD', 528 ],
+    [ 'New Caledonia', 'NC', 'NCL', 540 ],
+    [ 'New Zealand', 'NZ', 'NZL', 554 ],
+    [ 'Nicaragua', 'NI', 'NIC', 558 ],
+    [ 'Niger', 'NE', 'NER', 562 ],
+    [ 'Nigeria', 'NG', 'NGA', 566 ],
+    [ 'Niue', 'NU', 'NIU', 570 ],
+    [ 'Norfolk Island', 'NF', 'NFK', 574 ],
+    [ 'Northern Mariana Islands', 'MP', 'MNP', 580 ],
+    [ 'Norway', 'NO', 'NOR', 578 ],
+    [ 'Oman', 'OM', 'OMN', 512 ],
+    [ 'Pakistan', 'PK', 'PAK', 586 ],
+    [ 'Palau', 'PW', 'PLW', 585 ],
+    [ 'Palestine, State of', 'PS', 'PSE', 275 ],
+    [ 'Panama', 'PA', 'PAN', 591 ],
+    [ 'Papua New Guinea', 'PG', 'PNG', 598 ],
+    [ 'Paraguay', 'PY', 'PRY', 600 ],
+    [ 'Peru', 'PE', 'PER', 604 ],
+    [ 'Philippines', 'PH', 'PHL', 608 ],
+    [ 'Pitcairn', 'PN', 'PCN', 612 ],
+    [ 'Poland', 'PL', 'POL', 616 ],
+    [ 'Portugal', 'PT', 'PRT', 620 ],
+    [ 'Puerto Rico', 'PR', 'PRI', 630 ],
+    [ 'Qatar', 'QA', 'QAT', 634 ],
+    [ 'Romania', 'RO', 'ROU', 642 ],
+    [ 'Russian Federation', 'RU', 'RUS', 643 ],
+    [ 'Rwanda', 'RW', 'RWA', 646 ],
+    [ 'Reunion', 'RE', 'REU', 638 ],
+    [ 'Saint Barthalemy', 'BL', 'BLM', 652 ],
+    [ 'Saint Helena', 'SH', 'SHN', 654 ],
+    [ 'Saint Kitts and Nevis', 'KN', 'KNA', 659 ],
+    [ 'Saint Lucia', 'LC', 'LCA', 662 ],
+    [ 'Saint Martin (French part)', 'MF', 'MAF', 663 ],
+    [ 'Saint Pierre and Miquelon', 'PM', 'SPM', 666 ],
+    [ 'Saint Vincent and the Grenadines', 'VC', 'VCT', 670 ],
+    [ 'Samoa', 'WS', 'WSM', 882 ],
+    [ 'San Marino', 'SM', 'SMR', 674 ],
+    [ 'Sao Tome and Principe', 'ST', 'STP', 678 ],
+    [ 'Saudi Arabia', 'SA', 'SAU', 682 ],
+    [ 'Senegal', 'SN', 'SEN', 686 ],
+    [ 'Serbia', 'RS', 'SRB', 688 ],
+    [ 'Seychelles', 'SC', 'SYC', 690 ],
+    [ 'Sierra Leone', 'SL', 'SLE', 694 ],
+    [ 'Singapore', 'SG', 'SGP', 702 ],
+    [ 'Sint Maarten (Dutch part)', 'SX', 'SXM', 534 ],
+    [ 'Slovakia', 'SK', 'SVK', 703 ],
+    [ 'Slovenia', 'SI', 'SVN', 705 ],
+    [ 'Solomon Islands', 'SB', 'SLB', 90 ],
+    [ 'Somalia', 'SO', 'SOM', 706 ],
+    [ 'South Africa', 'ZA', 'ZAF', 710 ],
+    [ 'South Georgia and the South Sandwich Islands', 'GS', 'SGS', 239 ],
+    [ 'South Sudan', 'SS', 'SSD', 728 ],
+    [ 'Spain', 'ES', 'ESP', 724 ],
+    [ 'Sri Lanka', 'LK', 'LKA', 144 ],
+    [ 'Sudan', 'SD', 'SDN', 729 ],
+    [ 'Suriname', 'SR', 'SUR', 740 ],
+    [ 'Svalbard and Jan Mayen', 'SJ', 'SJM', 744 ],
+    [ 'Swaziland', 'SZ', 'SWZ', 748 ],
+    [ 'Sweden', 'SE', 'SWE', 752 ],
+    [ 'Switzerland', 'CH', 'CHE', 756 ],
+    [ 'Syrian Arab Republic', 'SY', 'SYR', 760 ],
+    [ 'Taiwan, Province of China', 'TW', 'TWN', 158 ],
+    [ 'Tajikistan', 'TJ', 'TJK', 762 ],
+    [ 'United Republic of Tanzania', 'TZ', 'TZA', 834 ],
+    [ 'Thailand', 'TH', 'THA', 764 ],
+    [ 'Timor-Leste', 'TL', 'TLS', 626 ],
+    [ 'Togo', 'TG', 'TGO', 768 ],
+    [ 'Tokelau', 'TK', 'TKL', 772 ],
+    [ 'Tonga', 'TO', 'TON', 776 ],
+    [ 'Trinidad and Tobago', 'TT', 'TTO', 780 ],
+    [ 'Tunisia', 'TN', 'TUN', 788 ],
+    [ 'Turkey', 'TR', 'TUR', 792 ],
+    [ 'Turkmenistan', 'TM', 'TKM', 795 ],
+    [ 'Turks and Caicos Islands', 'TC', 'TCA', 796 ],
+    [ 'Tuvalu', 'TV', 'TUV', 798 ],
+    [ 'Uganda', 'UG', 'UGA', 800 ],
+    [ 'Ukraine', 'UA', 'UKR', 804 ],
+    [ 'United Arab Emirates', 'AE', 'ARE', 784 ],
+    [ 'United Kingdom', 'GB', 'GBR', 826 ],
+    [ 'United States', 'US', 'USA', 840 ],
+    [ 'United States Minor Outlying Islands', 'UM', 'UMI', 581 ],
+    [ 'Uruguay', 'UY', 'URY', 858 ],
+    [ 'Uzbekistan', 'UZ', 'UZB', 860 ],
+    [ 'Vanuatu', 'VU', 'VUT', 548 ],
+    [ 'Venezuela', 'VE', 'VEN', 862 ],
+    [ 'Viet Nam', 'VN', 'VNM', 704 ],
+    [ 'British Virgin Islands', 'VG', 'VGB', 92 ],
+    [ 'US Virgin Islands', 'VI', 'VIR', 850 ],
+    [ 'Wallis and Futuna', 'WF', 'WLF', 876 ],
+    [ 'Western Sahara', 'EH', 'ESH', 732 ],
+    [ 'Yemen', 'YE', 'YEM', 887 ],
+    [ 'Zambia', 'ZM', 'ZMB', 894 ],
+    [ 'Zimbabwe', 'ZW', 'ZWE', 716 ],
+    [ 'Aland Islands', 'AX', 'ALA', 248 ]
+    ];
+
+    var bod = $('#codes-body');
+
+    function addRow(name, a2, a3, num) {
+        bod.append('<tr>' +
+                '<td>'+ name + '</td>' +
+                '<td class="code">'+ a2 + '</td>' +
+                '<td class="code">'+ a3 + '</td>' +
+                '<td class="num">'+ num + '</td>' +
+                '</tr>');
+    }
+
+    function loadRows() {
+        data.forEach(function (d) {
+            if (d.length) {
+                addRow(d[0], d[1], d[2], d[3]);
+            }
+        });
+    }
+
+    loadRows();
+</script>
+
+</body>
+</html>
diff --git a/framework/src/onos/web/gui/src/main/webapp/app/fw/svg/icon.js b/framework/src/onos/web/gui/src/main/webapp/app/fw/svg/icon.js
index cc26360f..d6a517fc 100644
--- a/framework/src/onos/web/gui/src/main/webapp/app/fw/svg/icon.js
+++ b/framework/src/onos/web/gui/src/main/webapp/app/fw/svg/icon.js
@@ -149,6 +149,10 @@
             rx: 4
         },
         host: {
+            badge: {
+                dx: 14,
+                dy: -14
+            },
             radius: {
                 noGlyph: 9,
                 withGlyph: 14
diff --git a/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topo.css b/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topo.css
index dda6d5c6..0319b9b7 100644
--- a/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topo.css
+++ b/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topo.css
@@ -82,10 +82,10 @@
 
 #topo-p-detail {
     /* Base css from panel.css */
-    top: 320px;
+    top: 338px;
 }
 html[data-platform='iPad'] #topo-p-detail {
-    top: 336px;
+    top: 354px;
 }
 
 #topo-p-detail .actionBtns .actionBtn {
@@ -452,7 +452,7 @@ html[data-platform='iPad'] #topo-p-detail {
 }
 
 #ov-topo svg .node .badge.badgeInfo circle {
-    fill: #ccf;
+    fill: #99d;
 }
 
 #ov-topo svg .node .badge.badgeWarn circle {
@@ -464,7 +464,7 @@ html[data-platform='iPad'] #topo-p-detail {
 }
 
 #ov-topo svg .node .badge use {
-    fill: white;
+    fill: white !important;
 }
 
 #ov-topo svg .node .badge.badgeInfo use {
@@ -472,7 +472,7 @@ html[data-platform='iPad'] #topo-p-detail {
 }
 
 #ov-topo svg .node .badge text {
-    fill: white;
+    fill: white !important;
 }
 
 #ov-topo svg .node .badge.badgeInfo text {
diff --git a/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topo.js b/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topo.js
index 702584af..3564eb33 100644
--- a/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topo.js
+++ b/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topo.js
@@ -304,6 +304,12 @@
             return c.properties.continent === 'South America';
         },
 
+        ns_america: function (c) {
+            return c.properties.custom === 'US-cont' ||
+                c.properties.subregion === 'Central America' ||
+                c.properties.continent === 'South America';
+        },
+
         japan: function (c) {
             return c.properties.geounit === 'Japan';
         },
diff --git a/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoD3.js b/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoD3.js
index 1d2c5b10..5bf2eb4f 100644
--- a/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoD3.js
+++ b/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoD3.js
@@ -200,7 +200,6 @@
         };
     }
 
-
     function updateDeviceRendering(d) {
         var label = trimLabel(deviceLabel(d)),
             noLabel = !label,
@@ -237,31 +236,50 @@
 
         // handle badge, if defined
         if (bdg) {
-            node.select('g.badge').remove();
-
-            bsel = node.append('g')
-                .classed('badge', true)
-                .classed(badgeStatus(bdg), true)
-                .attr('transform', sus.translate(dx + dim, dy));
-
-            bsel.append('circle')
-                .attr('r', bcr);
-
-            if (bdg.txt) {
-                bsel.append('text')
-                    .attr('dy', badgeConfig.yoff)
-                    .attr('text-anchor', 'middle')
-                    .text(bdg.txt);
-            } else if (bdg.gid) {
-                bsel.append('use')
-                    .attr({
-                        width: bcgd * 2,
-                        height: bcgd * 2,
-                        transform: sus.translate(-bcgd, -bcgd),
-                        'xlink:href': '#' + bdg.gid
-                    });
+            renderBadge(node, bdg, { dx: dx + dim, dy: dy });
+        }
+    }
 
-            }
+    function updateHostRendering(d) {
+        var node = d.el,
+            bdg = d.badge;
+
+        updateHostLabel(d);
+
+        // handle badge, if defined
+        if (bdg) {
+            renderBadge(node, bdg, icfg.host.badge);
+        }
+    }
+
+    function renderBadge(node, bdg, boff) {
+        var bsel,
+            bcr = badgeConfig.radius,
+            bcgd = badgeConfig.gdelta;
+
+        node.select('g.badge').remove();
+
+        bsel = node.append('g')
+            .classed('badge', true)
+            .classed(badgeStatus(bdg), true)
+            .attr('transform', sus.translate(boff.dx, boff.dy));
+
+        bsel.append('circle')
+            .attr('r', bcr);
+
+        if (bdg.txt) {
+            bsel.append('text')
+                .attr('dy', badgeConfig.yoff)
+                .attr('text-anchor', 'middle')
+                .text(bdg.txt);
+        } else if (bdg.gid) {
+            bsel.append('use')
+                .attr({
+                    width: bcgd * 2,
+                    height: bcgd * 2,
+                    transform: sus.translate(-bcgd, -bcgd),
+                    'xlink:href': '#' + bdg.gid
+                });
         }
     }
 
@@ -292,7 +310,7 @@
     }
 
     function hostExisting(d) {
-        updateHostLabel(d);
+        updateHostRendering(d);
         api.posNode(d, true);
     }
 
diff --git a/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoOverlay.js b/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoOverlay.js
index 2dee4c40..fb7921ad 100644
--- a/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoOverlay.js
+++ b/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoOverlay.js
@@ -312,8 +312,11 @@
         }
 
         data.hosts.forEach(function (host) {
-            var hdata = api.findNodeById(host.id);
+            var hdata = api.findNodeById(host.id),
+                badgeData = host.badge || null;
+
             if (hdata && !hdata.el.empty()) {
+                hdata.badge = badgeData;
                 if (!host.subdue) {
                     api.unsupNode(hdata.id, less);
                 }
diff --git a/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoPanel.js b/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoPanel.js
index 7db17f0d..1b8c2192 100644
--- a/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoPanel.js
+++ b/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoPanel.js
@@ -32,7 +32,7 @@
         panelOpts = {
             width: 260
         },
-        sumMax = 240,
+        sumMax = 262,
         padTop = 20,
         devPath = 'device';
 
diff --git a/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoToolbar.js b/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoToolbar.js
index 804e2a3c..fbcdaf6d 100644
--- a/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoToolbar.js
+++ b/framework/src/onos/web/gui/src/main/webapp/app/view/topo/topoToolbar.js
@@ -167,7 +167,7 @@
 
         // generate radio button set for overlays; start with 'none'
         var rset = [{
-                gid: 'topo',
+                gid: 'unknown',
                 tooltip: 'No Overlay',
                 cb: function () {
                     tov.tbSelection(null, switchOverlayActions);
diff --git a/framework/src/onos/web/gui/src/main/webapp/data/map/countries.topojson b/framework/src/onos/web/gui/src/main/webapp/data/map/countries.topojson
index 8116a00d..778d51d8 100644
--- a/framework/src/onos/web/gui/src/main/webapp/data/map/countries.topojson
+++ b/framework/src/onos/web/gui/src/main/webapp/data/map/countries.topojson
@@ -1 +1,9 @@
-{"type":"Topology","objects":{"countries":{"type":"GeometryCollection","geometries":[{"type":"Polygon","properties":{"scalerank":3,"featurecla":"Admin-0 country","labelrank":5,"sovereignt":"Netherlands","sov_a3":"NL1","adm0_dif":1,"level":2,"type":"Country","admin":"Aruba","adm0_a3":"ABW","geou_dif":0,"geounit":"Aruba","gu_a3":"ABW","su_dif":0,"subunit":"Aruba","su_a3":"ABW","brk_diff":0,"name":"Aruba","name_long":"Aruba","brk_a3":"ABW","brk_name":"Aruba","brk_group":null,"abbrev":"Aruba","postal":"AW","formal_en":"Aruba","formal_fr":null,"note_adm0":"Neth.","note_brk":null,"name_sort":"Aruba","name_alt":null,"mapcolor7":4,"mapcolor8":2,"mapcolor9":2,"mapcolor13":9,"pop_est":103065,"gdp_md_est":2258,"pop_year":-99,"lastcensus":2010,"gdp_year":-99,"economy":"6. Developing region","income_grp":"2. High income: nonOECD","wikipedia":-99,"fips_10":null,"iso_a2":"AW","iso_a3":"ABW","iso_n3":"533","un_a3":"533","wb_a2":"AW","wb_a3":"ABW","woe_id":-99,"adm0_a3_is":"ABW","adm0_a3_us":"ABW","adm0_a3_un":-99,"adm0_a3_wb":-99,"continent":"North America","region_un":"Americas","subregion":"Caribbean","region_wb":"Latin America & Caribbean","name_len":5,"long_len":5,"abbrev_len":5,"tiny":4,"homepart":-99},"arcs":[[0]]},{"type":"Polygon","properties":{"scalerank":1,"featurecla":"Admin-0 country","labelrank":3,"sovereignt":"Afghanistan","sov_a3":"AFG","adm0_dif":0,"level":2,"type":"Sovereign country","admin":"Afghanistan","adm0_a3":"AFG","geou_dif":0,"geounit":"Afghanistan","gu_a3":"AFG","su_dif":0,"subunit":"Afghanistan","su_a3":"AFG","brk_diff":0,"name":"Afghanistan","name_long":"Afghanistan","brk_a3":"AFG","brk_name":"Afghanistan","brk_group":null,"abbrev":"Afg.","postal":"AF","formal_en":"Islamic State of Afghanistan","formal_fr":null,"note_adm0":null,"note_brk":null,"name_sort":"Afghanistan","name_alt":null,"mapcolor7":5,"mapcolor8":6,"mapcolor9":8,"mapcolor13":7,"pop_est":28400000,"gdp_md_est":22270,"pop_year":-99,"lastcensus":1979,"gdp_year":-99,"economy":"7. Least developed region","income_grp":"5. Low income","wikipedia":-99,"fips_10":null,"iso_a2":"AF","iso_a3":"AFG","iso_n3":"004","un_a3":"004","wb_a2":"AF","wb_a3":"AFG","woe_id":-99,"adm0_a3_is":"AFG","adm0_a3_us":"AFG","adm0_a3_un":-99,"adm0_a3_wb":-99,"continent":"Asia","region_un":"Asia","subregion":"Southern Asia","region_wb":"South Asia","name_len":11,"long_len":11,"abbrev_len":4,"tiny":-99,"homepart":1},"arcs":[[1,2,3,4,5,6,7]]},{"type":"MultiPolygon","properties":{"scalerank":1,"featurecla":"Admin-0 country","labelrank":3,"sovereignt":"Angola","sov_a3":"AGO","adm0_dif":0,"level":2,"type":"Sovereign country","admin":"Angola","adm0_a3":"AGO","geou_dif":0,"geounit":"Angola","gu_a3":"AGO","su_dif":0,"subunit":"Angola","su_a3":"AGO","brk_diff":0,"name":"Angola","name_long":"Angola","brk_a3":"AGO","brk_name":"Angola","brk_group":null,"abbrev":"Ang.","postal":"AO","formal_en":"People's Republic of Angola","formal_fr":null,"note_adm0":null,"note_brk":null,"name_sort":"Angola","name_alt":null,"mapcolor7":3,"mapcolor8":2,"mapcolor9":6,"mapcolor13":1,"pop_est":12799293,"gdp_md_est":110300,"pop_year":-99,"lastcensus":1970,"gdp_year":-99,"economy":"7. Least developed region","income_grp":"3. Upper middle income","wikipedia":-99,"fips_10":null,"iso_a2":"AO","iso_a3":"AGO","iso_n3":"024","un_a3":"024","wb_a2":"AO","wb_a3":"AGO","woe_id":-99,"adm0_a3_is":"AGO","adm0_a3_us":"AGO","adm0_a3_un":-99,"adm0_a3_wb":-99,"continent":"Africa","region_un":"Africa","subregion":"Middle Africa","region_wb":"Sub-Saharan Africa","name_len":6,"long_len":6,"abbrev_len":4,"tiny":-99,"homepart":1},"arcs":[[[8,9,10,11]],[[12,13,14]]]},{"type":"Polygon","properties":{"scalerank":1,"featurecla":"Admin-0 country","labelrank":6,"sovereignt":"United Kingdom","sov_a3":"GB1","adm0_dif":1,"level":2,"type":"Dependency","admin":"Anguilla","adm0_a3":"AIA","geou_dif":0,"geounit":"Anguilla","gu_a3":"AIA","su_dif":0,"subunit":"Anguilla","su_a3":"AIA","brk_diff":0,"name":"Anguilla","name_long":"Anguilla","brk_a3":"AIA","brk_name":"Anguilla","brk_group":null,"abbrev":"Ang.","postal":"AI","formal_en":null,"formal_fr":null,"note_adm0":"U.K.","note_brk":null,"name_sort":"Anguilla","name_alt":null,"mapcolor7":6,"mapcolor8":6,"mapcolor9":6,"mapcolor13":3,"pop_est":14436,"gdp_md_est":108.9,"pop_year":-99,"lastcensus":-99,"gdp_year":-99,"economy":"6. Developing region","income_grp":"3. Upper middle income","wikipedia":-99,"fips_10":null,"iso_a2":"AI","iso_a3":"AIA","iso_n3":"660","un_a3":"660","wb_a2":"-99","wb_a3":"-99","woe_id":-99,"adm0_a3_is":"AIA","adm0_a3_us":"AIA","adm0_a3_un":-99,"adm0_a3_wb":-99,"continent":"North America","region_un":"Americas","subregion":"Caribbean","region_wb":"Latin America & Caribbean","name_len":8,"long_len":8,"abbrev_len":4,"tiny":-99,"homepart":-99},"arcs":[[15]]},{"type":"Polygon","properties":{"scalerank":1,"featurecla":"Admin-0 country","labelrank":6,"sovereignt":"Albania","sov_a3":"ALB","adm0_dif":0,"level":2,"type":"Sovereign country","admin":"Albania","adm0_a3":"ALB","geou_dif":0,"geounit":"Albania","gu_a3":"ALB","su_dif":0,"subunit":"Albania","su_a3":"ALB","brk_diff":0,"name":"Albania","name_long":"Albania","brk_a3":"ALB","brk_name":"Albania","brk_group":null,"abbrev":"Alb.","postal":"AL","formal_en":"Republic of Albania","formal_fr":null,"note_adm0":null,"note_brk":null,"name_sort":"Albania","name_alt":null,"mapcolor7":1,"mapcolor8":4,"mapcolor9":1,"mapcolor13":6,"pop_est":3639453,"gdp_md_est":21810,"pop_year":-99,"lastcensus":2001,"gdp_year":-99,"economy":"6. 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\ No newline at end of file
diff --git a/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_10_addHost_02.json b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_10_addHost_02.json
new file mode 100644
index 00000000..db17014e
--- /dev/null
+++ b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_10_addHost_02.json
@@ -0,0 +1,21 @@
+{
+  "event": "addHost",
+  "payload": {
+    "id": "0E:2A:69:30:13:97/-1",
+    "ingress": "0E:2A:69:30:13:97/-1/0-of:0000000000000002/3",
+    "egress": "of:0000000000000002/3-0E:2A:69:30:13:97/-1/0",
+    "cp": {
+      "device": "of:0000000000000002",
+      "port": 3
+    },
+    "labels": [
+      "192.168.0.2",
+      "0E:2A:69:30:13:97"
+    ],
+    "metaUi": {
+      "x": 340,
+      "y": 100
+    },
+    "props": {}
+  }
+}
diff --git a/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_11_addHost_03.json b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_11_addHost_03.json
new file mode 100644
index 00000000..5038df10
--- /dev/null
+++ b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_11_addHost_03.json
@@ -0,0 +1,21 @@
+{
+  "event": "addHost",
+  "payload": {
+    "id": "0E:2A:69:30:13:a8/-1",
+    "ingress": "0E:2A:69:30:13:a8/-1/0-of:0000000000000002/4",
+    "egress": "of:0000000000000002/4-0E:2A:69:30:13:a8/-1/0",
+    "cp": {
+      "device": "of:0000000000000002",
+      "port": 4
+    },
+    "labels": [
+      "192.168.0.3",
+      "0E:2A:69:30:13:a8"
+    ],
+    "metaUi": {
+      "x": 480,
+      "y": 90
+    },
+    "props": {}
+  }
+}
diff --git a/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_11_showHighlights_clear.json b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_12_showHighlights_clear.json
index 615efd25..615efd25 100644
--- a/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_11_showHighlights_clear.json
+++ b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_12_showHighlights_clear.json
diff --git a/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_10_showHighlights_stuff.json b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_13_showHighlights_devices.json
index 4f35403f..4f35403f 100644
--- a/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_10_showHighlights_stuff.json
+++ b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_13_showHighlights_devices.json
diff --git a/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_14_showHighlights_hosts.json b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_14_showHighlights_hosts.json
new file mode 100644
index 00000000..a935496f
--- /dev/null
+++ b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_14_showHighlights_hosts.json
@@ -0,0 +1,32 @@
+{
+  "event": "showHighlights",
+  "payload": {
+    "devices": [],
+    "hosts": [
+      {
+        "id": "0E:2A:69:30:13:86/-1",
+        "badge": {
+          "status": "e",
+          "txt": "99",
+          "msg": "cadbury's flake"
+        }
+      },
+      {
+        "id": "0E:2A:69:30:13:97/-1",
+        "badge": {
+          "status": "i",
+          "gid": "xMark",
+          "msg": "x marks the spot"
+        }
+      },
+      {
+        "id": "0E:2A:69:30:13:a8/-1",
+        "badge": {
+          "status": "w",
+          "gid": "crown"
+        }
+      }
+    ],
+    "links": []
+  }
+}
diff --git a/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_9_showHighlights_clear.json b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_15_showHighlights_clear.json
index 615efd25..615efd25 100644
--- a/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_9_showHighlights_clear.json
+++ b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_15_showHighlights_clear.json
diff --git a/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_9_addHost_01.json b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_9_addHost_01.json
new file mode 100644
index 00000000..96046061
--- /dev/null
+++ b/framework/src/onos/web/gui/src/test/_karma/ev/badges/ev_9_addHost_01.json
@@ -0,0 +1,21 @@
+{
+  "event": "addHost",
+  "payload": {
+    "id": "0E:2A:69:30:13:86/-1",
+    "ingress": "0E:2A:69:30:13:86/-1/0-of:0000000000000001/2",
+    "egress": "of:0000000000000001/2-0E:2A:69:30:13:86/-1/0",
+    "cp": {
+      "device": "of:0000000000000001",
+      "port": 2
+    },
+    "labels": [
+      "192.168.0.1",
+      "0E:2A:69:30:13:86"
+    ],
+    "metaUi": {
+      "x": 210,
+      "y": 100
+    },
+    "props": {}
+  }
+}
diff --git a/framework/src/onos/web/gui/src/test/_karma/ev/badges/scenario.json b/framework/src/onos/web/gui/src/test/_karma/ev/badges/scenario.json
index ae093d69..c5bad4f8 100644
--- a/framework/src/onos/web/gui/src/test/_karma/ev/badges/scenario.json
+++ b/framework/src/onos/web/gui/src/test/_karma/ev/badges/scenario.json
@@ -1,12 +1,12 @@
 {
   "comments": [
-    "Demo of adding badges to devices"
+    "Demo of adding badges to devices and hosts"
   ],
   "title": "Demo adding badges",
   "params": {
-    "lastAuto": 9
+    "lastAuto": 12
   },
   "description": [
-    "Demonstrate the device badging feature."
+    "Demonstrate the device/host badging feature."
   ]
 }