[  480.995203] br0: port 1(c1) entered blocking state
[  480.995300] br0: port 1(c1) entered disabled state
[  480.995373] c1: entered allmulticast mode
[  480.995452] c1: entered promiscuous mode
[  481.055058] br0: port 2(c2) entered blocking state
[  481.055134] br0: port 2(c2) entered disabled state
[  481.055216] c2: entered allmulticast mode
[  481.055315] c2: entered promiscuous mode
[  481.117256] br0: port 3(c3) entered blocking state
[  481.117372] br0: port 3(c3) entered disabled state
[  481.117466] c3: entered allmulticast mode
[  481.117563] c3: entered promiscuous mode
[  481.179433] br0: port 4(sender) entered blocking state
[  481.179540] br0: port 4(sender) entered disabled state
[  481.179631] sender: entered allmulticast mode
[  481.179752] sender: entered promiscuous mode
[  481.204432] br0: port 4(sender) entered blocking state
[  481.204550] br0: port 4(sender) entered forwarding state
[  481.204624] br0: port 3(c3) entered blocking state
[  481.204708] br0: port 3(c3) entered forwarding state
[  481.204772] br0: port 2(c2) entered blocking state
[  481.204832] br0: port 2(c2) entered forwarding state
[  481.204911] br0: port 1(c1) entered blocking state
[  481.204973] br0: port 1(c1) entered forwarding state
[  491.924075] br0: port 1(c1) entered disabled state
[  491.924626] c1 (unregistering): left allmulticast mode
[  491.924714] c1 (unregistering): left promiscuous mode
[  491.924756] br0: port 1(c1) entered disabled state
[  491.972062] br0: port 2(c2) entered disabled state
[  491.972351] c2 (unregistering): left allmulticast mode
[  491.972420] c2 (unregistering): left promiscuous mode
[  491.972460] br0: port 2(c2) entered disabled state
[  492.014050] br0: port 3(c3) entered disabled state
[  492.014444] c3 (unregistering): left allmulticast mode
[  492.014502] c3 (unregistering): left promiscuous mode
[  492.014548] br0: port 3(c3) entered disabled state
[  492.051110] br0: port 4(sender) entered disabled state
[  492.051460] sender (unregistering): left allmulticast mode
[  492.051508] sender (unregistering): left promiscuous mode
[  492.051549] br0: port 4(sender) entered disabled state