[  560.017014] br0: port 1(c1) entered blocking state
[  560.019692] br0: port 1(c1) entered disabled state
[  560.019782] c1: entered allmulticast mode
[  560.019903] c1: entered promiscuous mode
[  560.243970] br0: port 2(c2) entered blocking state
[  560.244177] br0: port 2(c2) entered disabled state
[  560.244251] c2: entered allmulticast mode
[  560.244356] c2: entered promiscuous mode
[  560.507246] br0: port 3(c3) entered blocking state
[  560.507358] br0: port 3(c3) entered disabled state
[  560.507443] c3: entered allmulticast mode
[  560.507581] c3: entered promiscuous mode
[  560.695212] br0: port 4(sender) entered blocking state
[  560.695320] br0: port 4(sender) entered disabled state
[  560.695393] sender: entered allmulticast mode
[  560.695583] sender: entered promiscuous mode
[  560.802602] br0: port 4(sender) entered blocking state
[  560.802685] br0: port 4(sender) entered forwarding state
[  560.802743] br0: port 3(c3) entered blocking state
[  560.802868] br0: port 3(c3) entered forwarding state
[  560.802913] br0: port 2(c2) entered blocking state
[  560.802962] br0: port 2(c2) entered forwarding state
[  560.803015] br0: port 1(c1) entered blocking state
[  560.803055] br0: port 1(c1) entered forwarding state
[  572.088678] br0: port 1(c1) entered disabled state
[  572.089013] c1 (unregistering): left allmulticast mode
[  572.089079] c1 (unregistering): left promiscuous mode
[  572.089114] br0: port 1(c1) entered disabled state
[  572.145714] br0: port 2(c2) entered disabled state
[  572.145955] c2 (unregistering): left allmulticast mode
[  572.146000] c2 (unregistering): left promiscuous mode
[  572.146048] br0: port 2(c2) entered disabled state
[  572.219709] br0: port 3(c3) entered disabled state
[  572.219937] c3 (unregistering): left allmulticast mode
[  572.219992] c3 (unregistering): left promiscuous mode
[  572.220040] br0: port 3(c3) entered disabled state
[  572.277755] br0: port 4(sender) entered disabled state
[  572.278030] sender (unregistering): left allmulticast mode
[  572.278099] sender (unregistering): left promiscuous mode
[  572.278154] br0: port 4(sender) entered disabled state