[  487.943826] br0: port 1(c1) entered blocking state
[  487.943896] br0: port 1(c1) entered disabled state
[  487.943971] c1: entered allmulticast mode
[  487.944052] c1: entered promiscuous mode
[  488.002476] br0: port 2(c2) entered blocking state
[  488.002549] br0: port 2(c2) entered disabled state
[  488.002611] c2: entered allmulticast mode
[  488.002680] c2: entered promiscuous mode
[  488.058997] br0: port 3(c3) entered blocking state
[  488.059084] br0: port 3(c3) entered disabled state
[  488.059153] c3: entered allmulticast mode
[  488.059229] c3: entered promiscuous mode
[  488.113780] br0: port 4(sender) entered blocking state
[  488.113838] br0: port 4(sender) entered disabled state
[  488.113898] sender: entered allmulticast mode
[  488.113987] sender: entered promiscuous mode
[  488.137297] br0: port 4(sender) entered blocking state
[  488.137355] br0: port 4(sender) entered forwarding state
[  488.137421] br0: port 3(c3) entered blocking state
[  488.137466] br0: port 3(c3) entered forwarding state
[  488.137518] br0: port 2(c2) entered blocking state
[  488.137571] br0: port 2(c2) entered forwarding state
[  488.137628] br0: port 1(c1) entered blocking state
[  488.137685] br0: port 1(c1) entered forwarding state
[  498.873262] br0: port 1(c1) entered disabled state
[  498.873733] c1 (unregistering): left allmulticast mode
[  498.873789] c1 (unregistering): left promiscuous mode
[  498.873833] br0: port 1(c1) entered disabled state
[  498.912379] br0: port 2(c2) entered disabled state
[  498.912904] c2 (unregistering): left allmulticast mode
[  498.912977] c2 (unregistering): left promiscuous mode
[  498.913029] br0: port 2(c2) entered disabled state
[  498.968300] br0: port 3(c3) entered disabled state
[  498.968694] c3 (unregistering): left allmulticast mode
[  498.968764] c3 (unregistering): left promiscuous mode
[  498.968827] br0: port 3(c3) entered disabled state
[  499.011329] br0: port 4(sender) entered disabled state
[  499.011697] sender (unregistering): left allmulticast mode
[  499.011764] sender (unregistering): left promiscuous mode
[  499.011817] br0: port 4(sender) entered disabled state