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+.. This work is licensed under a Creative Commons Attribution 4.0 International License.
+.. http://creativecommons.org/licenses/by/4.0
+.. (c) Justin Chi (HUAWEI) and Yifei Xue (HUAWEI)
+
+This document introduces scenario descriptions for Euphrates 2.0 of
+deployment with no SDN controller and no feature enabled.
+
+.. contents::
+ :depth: 3
+ :local:
+
+=====================
+os-nosdn-ovs_dpdk-ha
+=====================
+
+This scenario is used to deploy an Ocata OpenStack deployment with
+Ceph Jewel, DPDK feature enabled, without SDN controller.
+
+Scenario components and composition
+===================================
+
+This scenario includes a set of common OpenStack services which are Nova,
+Neutron, Glance, Cinder, Keystone, Heat, Ceilometer, Gnocchi, Aodh,
+Horizon. Ceph is used as the backend of Cinder on deployed hosts. HAproxy
+is used to balance all the services running on 3 control nodes behind a
+VIP (Virtual IP address). Enables high performance data plane acceleration
+by utilizing DPDK enabled Open vSwitch (OVS). Changes the dirver of interface
+for tenant network to support DPDK.
+
+Scenario usage overview
+=======================
+
+To deploy with this scenario, you just need to assign the
+os-nosdn-ovs_dpdk-ha.yml to DHA file before deployment.
+
+Limitations, Issues and Workarounds
+===================================
+
+References
+==========
+
+For more information on the OPNFV Euphrates release, please visit
+http://www.opnfv.org/euphrates