Hello!I have a pure dense mode network without any active senders/receivers.Despitethis I have the following in the mroute table (on all routers).(*, 224.0.1.40), 01:55:45/00:02:27, RP 0.0.0.0, flags: DCLB Incoming interface: Null, RPF nbr 0.0.0.0B ...