[ 1695.875719] br0: port 1(dummy0) entered blocking state
[ 1695.875760] br0: port 1(dummy0) entered disabled state
[ 1695.875793] dummy0: entered allmulticast mode
[ 1695.875848] dummy0: entered promiscuous mode
[ 1695.878470] br0: port 1(dummy0) entered blocking state
[ 1695.878531] br0: port 1(dummy0) entered forwarding state
[ 1696.057708] dummy0: left allmulticast mode
[ 1696.057776] dummy0: left promiscuous mode
[ 1696.057841] br0: port 1(dummy0) entered disabled state