[ 2003.483529] br0: port 1(dummy0) entered blocking state
[ 2003.483593] br0: port 1(dummy0) entered disabled state
[ 2003.483667] dummy0: entered allmulticast mode
[ 2003.483748] dummy0: entered promiscuous mode
[ 2003.487211] br0: port 1(dummy0) entered blocking state
[ 2003.487244] br0: port 1(dummy0) entered forwarding state
[ 2003.751024] dummy0: left allmulticast mode
[ 2003.751087] dummy0: left promiscuous mode
[ 2003.751148] br0: port 1(dummy0) entered disabled state