This needs context, for almost all readers this would not make sense. I happen to know this refers to the Neutron security groups driver, but not everyone would know that. Since we support either driver I would actually just remove this line entirely. If you want to keep it, you can add a sentence for context, for example "The migration supports ML2/OVS with either Neutron security groups driver: ..." Reported by: amuller https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/16.1/html/networking_with_open_virtual_network/migrating-ml2ovs-to-ovn#annotations:80b95410-b791-4056-8460-15db037248ae