compute:/etc/neutron/plugins/ml2/linuxbridge_agent.ini
[linux_bridge]
physical_interface_mappings = public:eth0
[vxlan]
enable_vxlan = True
local_ip = 10.3.0.4
l2_population = True
[agent]
prevent_arp_spoofing = True
[securitygroup]
enable_security_group = True
firewall_driver = neutron.agent.linux.iptables_firewall.IptablesFirewallDriver

cloud@compute02:~$ ifconfig | grep eth0 -A 2
eth0      Link encap:Ethernet  HWaddr 40:f2:e9:5d:63:a4
          inet addr:10.3.0.4  Bcast:10.3.0.255  Mask:255.255.255.0
          inet6 addr: fe80::42f2:e9ff:fe5d:63a4/64 Scope:Link

root@controller:/home/cloud# neutron agent-list
+--------------------------------------+--------------------+------------+-------+----------------+---------------------------+
| id                                   | agent_type         | host       | alive | admin_state_up | binary                    |
+--------------------------------------+--------------------+------------+-------+----------------+---------------------------+
| 2a3ff30d-a437-4751-878a-d2cde04144a6 | L3 agent           | controller | :-)   | True           | neutron-l3-agent          |
| 63f28e74-6b2e-44b8-be82-92ca7dfd4de5 | Metadata agent     | controller | :-)   | True           | neutron-metadata-agent    |
| b53ecb81-cbfa-49fb-a51c-e03d74fa1156 | DHCP agent         | controller | :-)   | True           | neutron-dhcp-agent        |
| ff12ad2f-3fb4-4c78-a581-4a3d92a4d81d | Linux bridge agent | compute02  | :-)   | True           | neutron-linuxbridge-agent |
+--------------------------------------+--------------------+------------+-------+----------------+---------------------------+