[  499.499078] br0: port 1(c1) entered blocking state
[  499.499164] br0: port 1(c1) entered disabled state
[  499.499233] c1: entered allmulticast mode
[  499.499325] c1: entered promiscuous mode
[  499.573323] br0: port 2(c2) entered blocking state
[  499.573420] br0: port 2(c2) entered disabled state
[  499.573510] c2: entered allmulticast mode
[  499.573613] c2: entered promiscuous mode
[  499.650925] br0: port 3(c3) entered blocking state
[  499.651016] br0: port 3(c3) entered disabled state
[  499.651088] c3: entered allmulticast mode
[  499.651184] c3: entered promiscuous mode
[  499.724991] br0: port 4(sender) entered blocking state
[  499.725087] br0: port 4(sender) entered disabled state
[  499.725169] sender: entered allmulticast mode
[  499.725300] sender: entered promiscuous mode
[  499.755622] br0: port 4(sender) entered blocking state
[  499.755721] br0: port 4(sender) entered forwarding state
[  499.755771] br0: port 3(c3) entered blocking state
[  499.755820] br0: port 3(c3) entered forwarding state
[  499.755867] br0: port 2(c2) entered blocking state
[  499.755909] br0: port 2(c2) entered forwarding state
[  499.755963] br0: port 1(c1) entered blocking state
[  499.756005] br0: port 1(c1) entered forwarding state
[  510.530623] br0: port 1(c1) entered disabled state
[  510.531009] c1 (unregistering): left allmulticast mode
[  510.531060] c1 (unregistering): left promiscuous mode
[  510.531099] br0: port 1(c1) entered disabled state
[  510.583679] br0: port 2(c2) entered disabled state
[  510.584159] c2 (unregistering): left allmulticast mode
[  510.584242] c2 (unregistering): left promiscuous mode
[  510.584313] br0: port 2(c2) entered disabled state
[  510.643740] br0: port 3(c3) entered disabled state
[  510.644314] c3 (unregistering): left allmulticast mode
[  510.644412] c3 (unregistering): left promiscuous mode
[  510.644477] br0: port 3(c3) entered disabled state
[  510.697694] br0: port 4(sender) entered disabled state
[  510.698082] sender (unregistering): left allmulticast mode
[  510.698134] sender (unregistering): left promiscuous mode
[  510.698199] br0: port 4(sender) entered disabled state