[ 2093.599005] br0: port 1(dummy0) entered blocking state
[ 2093.599043] br0: port 1(dummy0) entered disabled state
[ 2093.599083] dummy0: entered allmulticast mode
[ 2093.599133] dummy0: entered promiscuous mode
[ 2093.602517] br0: port 1(dummy0) entered blocking state
[ 2093.602549] br0: port 1(dummy0) entered forwarding state
[ 2093.860335] dummy0: left allmulticast mode
[ 2093.860371] dummy0: left promiscuous mode
[ 2093.860454] br0: port 1(dummy0) entered disabled state