I'm also wondering this, running OSPF over WireGuard for failover (IMO preferable to a Gateway Group).
Currently I can set the neighbor at the other end which isn't OPNsense and they'll find each other anyway but it's blocking full migration to OPNsense.
Currently I can set the neighbor at the other end which isn't OPNsense and they'll find each other anyway but it's blocking full migration to OPNsense.