Learning OpenStack Networking - Third Edition

Scheduling routers to availability zones

Neutron routers can be directed to a particular availability zone during the router creation process. Using the openstack router create command, we can schedule a router to availability zone AZ1 with the --availability-zone-hint argument as shown here:

After attaching the router to the external provider network GATEWAY_NET, we can see the router was scheduled to an L3 agent in availability zone AZ1:

Directing a router to a particular availability zone does not ensure it will be scheduled to an L3 agent ...