[ 2004.691934][T25080] br0: port 1(dummy0) entered blocking state
[ 2004.692161][T25080] br0: port 1(dummy0) entered disabled state
[ 2004.692373][T25080] dummy0: entered allmulticast mode
[ 2004.699611][T25080] dummy0: entered promiscuous mode
[ 2004.726401][T25081] br0: port 1(dummy0) entered blocking state
[ 2004.726574][T25081] br0: port 1(dummy0) entered forwarding state
[ 2006.993945][   T72] dummy0: left allmulticast mode
[ 2006.994805][   T72] dummy0: left promiscuous mode
[ 2006.995086][   T72] br0: port 1(dummy0) entered disabled state