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+# This file describes the network interfaces available on your system
+# and how to activate them. For more information, see interfaces(5).
+
+# The loopback network interface
+auto lo
+iface lo inet loopback
+
+
+# Physical interface
+auto ens3
+iface ens3 inet manual
+
+# Container/Host management VLAN interface
+auto ens3.10
+iface ens3.10 inet manual
+ vlan-raw-device ens3
+
+# OpenStack Networking VXLAN (tunnel/overlay) VLAN interface
+auto ens3.30
+iface ens3.30 inet manual
+ vlan-raw-device ens3
+
+# Storage network VLAN interface (optional)
+auto ens3.20
+iface ens3.20 inet manual
+ vlan-raw-device ens3
+
+# Container/Host management bridge
+auto br-mgmt
+iface br-mgmt inet static
+ bridge_stp off
+ bridge_waitport 0
+ bridge_fd 0
+ bridge_ports ens3.10
+ address {{host_info[inventory_hostname].MGMT_IP}}
+ netmask 255.255.252.0
+
+# compute1 VXLAN (tunnel/overlay) bridge config
+auto br-vxlan
+iface br-vxlan inet static
+ bridge_stp off
+ bridge_waitport 0
+ bridge_fd 0
+ bridge_ports ens3.30
+ address {{host_info[inventory_hostname].VXLAN_IP}}
+ netmask 255.255.252.0
+
+# OpenStack Networking VLAN bridge
+auto br-vlan
+iface br-vlan inet static
+ bridge_stp off
+ bridge_waitport 0
+ bridge_fd 0
+ bridge_ports ens3
+ address {{host_info[inventory_hostname].VLAN_IP}}
+ netmask 255.255.255.0
+ gateway 192.168.122.1
+ offload-sg off
+ # Create veth pair, don't bomb if already exists
+ pre-up ip link add br-vlan-veth type veth peer name eth12 || true
+ # Set both ends UP
+ pre-up ip link set br-vlan-veth up
+ pre-up ip link set eth12 up
+ # Delete veth pair on DOWN
+ post-down ip link del br-vlan-veth || true
+ bridge_ports br-vlan-veth
+
+# Add an additional address to br-vlan
+iface br-vlan inet static
+ # Flat network default gateway
+ # -- This needs to exist somewhere for network reachability
+ # -- from the router namespace for floating IP paths.
+ # -- Putting this here is primarily for tempest to work.
+ address {{host_info[inventory_hostname].VLAN_IP_SECOND}}
+ netmask 255.255.252.0
+ dns-nameserver 8.8.8.8 8.8.4.4
+
+# compute1 Storage bridge
+auto br-storage
+iface br-storage inet static
+ bridge_stp off
+ bridge_waitport 0
+ bridge_fd 0
+ bridge_ports ens3.20
+ address {{host_info[inventory_hostname].STORAGE_IP}}
+ netmask 255.255.252.0