[ 2085.447831] br0: port 1(dummy0) entered blocking state
[ 2085.447896] br0: port 1(dummy0) entered disabled state
[ 2085.447961] dummy0: entered allmulticast mode
[ 2085.448047] dummy0: entered promiscuous mode
[ 2085.451227] br0: port 1(dummy0) entered blocking state
[ 2085.451258] br0: port 1(dummy0) entered forwarding state
[ 2085.697182] dummy0: left allmulticast mode
[ 2085.697213] dummy0: left promiscuous mode
[ 2085.697240] br0: port 1(dummy0) entered disabled state