[ 2002.980987][T11213] br0: port 1(dummy0) entered blocking state
[ 2002.981188][T11213] br0: port 1(dummy0) entered disabled state
[ 2002.981362][T11213] dummy0: entered allmulticast mode
[ 2002.982444][T11213] dummy0: entered promiscuous mode
[ 2003.009926][T11214] br0: port 1(dummy0) entered blocking state
[ 2003.010193][T11214] br0: port 1(dummy0) entered forwarding state
[ 2004.827537][   T69] dummy0: left allmulticast mode
[ 2004.827971][   T69] dummy0: left promiscuous mode
[ 2004.828180][   T69] br0: port 1(dummy0) entered disabled state