So this is on purpose apparently (not sure why the config option exists): https://github.com/openstack/nova/commit/5ab1b1b1c456b8b43edbd1bddd74b96b56ab80e6
The question remains why IPv6 neighbor discovery won't go though until I enable IPv6 on the bridge via sysctl.
So this is on purpose apparently (not sure why the config option exists): https:/ /github. com/openstack/ nova/commit/ 5ab1b1b1c456b8b 43edbd1bddd74b9 6b56ab80e6
The question remains why IPv6 neighbor discovery won't go though until I enable IPv6 on the bridge via sysctl.