[ 1695.514736] br0: port 1(dummy0) entered blocking state
[ 1695.514769] br0: port 1(dummy0) entered disabled state
[ 1695.514789] dummy0: entered allmulticast mode
[ 1695.514825] dummy0: entered promiscuous mode
[ 1695.518178] br0: port 1(dummy0) entered blocking state
[ 1695.518226] br0: port 1(dummy0) entered forwarding state
[ 1695.742140] dummy0: left allmulticast mode
[ 1695.742167] dummy0: left promiscuous mode
[ 1695.742187] br0: port 1(dummy0) entered disabled state