[  720.233730] br0: port 1(c1) entered blocking state
[  720.233788] br0: port 1(c1) entered disabled state
[  720.233851] c1: entered allmulticast mode
[  720.233936] c1: entered promiscuous mode
[  720.282180] br0: port 2(c2) entered blocking state
[  720.282299] br0: port 2(c2) entered disabled state
[  720.282386] c2: entered allmulticast mode
[  720.282497] c2: entered promiscuous mode
[  720.326194] br0: port 3(c3) entered blocking state
[  720.326266] br0: port 3(c3) entered disabled state
[  720.326327] c3: entered allmulticast mode
[  720.326406] c3: entered promiscuous mode
[  720.370430] br0: port 4(sender) entered blocking state
[  720.370498] br0: port 4(sender) entered disabled state
[  720.370595] sender: entered allmulticast mode
[  720.370705] sender: entered promiscuous mode
[  720.388445] br0: port 4(sender) entered blocking state
[  720.388529] br0: port 4(sender) entered forwarding state
[  720.388586] br0: port 3(c3) entered blocking state
[  720.388632] br0: port 3(c3) entered forwarding state
[  720.388682] br0: port 2(c2) entered blocking state
[  720.388730] br0: port 2(c2) entered forwarding state
[  720.388780] br0: port 1(c1) entered blocking state
[  720.388826] br0: port 1(c1) entered forwarding state
[  731.076422] br0: port 1(c1) entered disabled state
[  731.076707] c1 (unregistering): left allmulticast mode
[  731.076764] c1 (unregistering): left promiscuous mode
[  731.076803] br0: port 1(c1) entered disabled state
[  731.121316] br0: port 2(c2) entered disabled state
[  731.121662] c2 (unregistering): left allmulticast mode
[  731.121705] c2 (unregistering): left promiscuous mode
[  731.121753] br0: port 2(c2) entered disabled state
[  731.167314] br0: port 3(c3) entered disabled state
[  731.167562] c3 (unregistering): left allmulticast mode
[  731.167640] c3 (unregistering): left promiscuous mode
[  731.167686] br0: port 3(c3) entered disabled state
[  731.197278] br0: port 4(sender) entered disabled state
[  731.197508] sender (unregistering): left allmulticast mode
[  731.197549] sender (unregistering): left promiscuous mode
[  731.197584] br0: port 4(sender) entered disabled state