Verified: Environment: openstack-tripleo-heat-templates-0.8.6-122.el7ost.noarch Update of 7.0 -> 7.3 with the passed /usr/share/openstack-tripleo-heat-templates/environments/updates/update-from-publicvip-on-ctlplane.yaml file completed successfully. the control_virtual_ip and public_virtual_ip addresses are the same before and after the update which is what the BZ was about