In a previous article I showed an analysis of the Openflow rules on the OVS bridge used for tunneling traffic between nodes. Openstack Neutron offers an option to populate MAC entries on br-tun. In order to use this option, the mechanism driver l2population has to be added to the file ml2_conf.ini .
type_drivers = vxlan,local,vlan,flat
tenant_network_types = vxlan
mechanism_drivers = openvswitch,l2population
When using […]