[  720.800628] br0: port 1(c1) entered blocking state
[  720.800692] br0: port 1(c1) entered disabled state
[  720.800761] c1: entered allmulticast mode
[  720.800848] c1: entered promiscuous mode
[  720.845089] br0: port 2(c2) entered blocking state
[  720.845149] br0: port 2(c2) entered disabled state
[  720.845201] c2: entered allmulticast mode
[  720.845263] c2: entered promiscuous mode
[  720.889903] br0: port 3(c3) entered blocking state
[  720.889956] br0: port 3(c3) entered disabled state
[  720.890009] c3: entered allmulticast mode
[  720.890074] c3: entered promiscuous mode
[  720.933237] br0: port 4(sender) entered blocking state
[  720.933333] br0: port 4(sender) entered disabled state
[  720.933408] sender: entered allmulticast mode
[  720.933516] sender: entered promiscuous mode
[  720.950596] br0: port 4(sender) entered blocking state
[  720.950686] br0: port 4(sender) entered forwarding state
[  720.950759] br0: port 3(c3) entered blocking state
[  720.950813] br0: port 3(c3) entered forwarding state
[  720.950871] br0: port 2(c2) entered blocking state
[  720.950925] br0: port 2(c2) entered forwarding state
[  720.950982] br0: port 1(c1) entered blocking state
[  720.951036] br0: port 1(c1) entered forwarding state
[  731.685909] br0: port 1(c1) entered disabled state
[  731.686310] c1 (unregistering): left allmulticast mode
[  731.686401] c1 (unregistering): left promiscuous mode
[  731.686451] br0: port 1(c1) entered disabled state
[  731.720884] br0: port 2(c2) entered disabled state
[  731.721183] c2 (unregistering): left allmulticast mode
[  731.721245] c2 (unregistering): left promiscuous mode
[  731.721286] br0: port 2(c2) entered disabled state
[  731.768965] br0: port 3(c3) entered disabled state
[  731.769277] c3 (unregistering): left allmulticast mode
[  731.769345] c3 (unregistering): left promiscuous mode
[  731.769403] br0: port 3(c3) entered disabled state
[  731.806863] br0: port 4(sender) entered disabled state
[  731.807161] sender (unregistering): left allmulticast mode
[  731.807211] sender (unregistering): left promiscuous mode
[  731.807245] br0: port 4(sender) entered disabled state