http://docs.openstack.org/liberty/install-guide-ubuntu/neutron.html (http://docs.openstack.org/liberty/ins...)

First install OpenStack liberty step by step.

Install Networking Service...

(Controller Node : Controller+Network Node / Compute Node : Compute Node)

• Controller Node

1) apt-get install neutron-server neutron-plugin-ml2 \ neutron-plugin-openvswitch-agent neutron-l3-agent neutron-dhcp-agent \ neutron-metadata-agent python-neutronclient conntrack

2) edit agent file (l3_agent.ini / dhcp_agent.ini)

interface_driver = neutron.agent.linux.interface.OVSInterfaceDriver

3) edit ml2 file (ml2_conf.ini)

mechanism_drivers = openvswitch

• Compute Node

apt-get install neutron-plugin-openvswitch-agent conntrack