Joakim Tjernlund <joakim.tjernlund@xxxxxxxxxxxx> writes: > If I loop two or more interfaces by connecting each interface's output > to its own input, I get a loop that STP doesn't detect. > Looping by connecting an output from one interface to another interface > input works fine. Do you see BPDU packets come back when you do the loops? tcpdump can probably help. It sounds like the switch is eating your BPDU's. /Benny _______________________________________________ Bridge mailing list Bridge@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/bridge