[  488.989802] br0: port 1(c1) entered blocking state
[  488.989879] br0: port 1(c1) entered disabled state
[  488.989975] c1: entered allmulticast mode
[  488.990072] c1: entered promiscuous mode
[  489.042982] br0: port 2(c2) entered blocking state
[  489.043051] br0: port 2(c2) entered disabled state
[  489.043143] c2: entered allmulticast mode
[  489.043216] c2: entered promiscuous mode
[  489.097222] br0: port 3(c3) entered blocking state
[  489.097285] br0: port 3(c3) entered disabled state
[  489.097340] c3: entered allmulticast mode
[  489.097404] c3: entered promiscuous mode
[  489.147478] br0: port 4(sender) entered blocking state
[  489.147552] br0: port 4(sender) entered disabled state
[  489.147660] sender: entered allmulticast mode
[  489.147744] sender: entered promiscuous mode
[  489.167912] br0: port 4(sender) entered blocking state
[  489.167986] br0: port 4(sender) entered forwarding state
[  489.168068] br0: port 3(c3) entered blocking state
[  489.168133] br0: port 3(c3) entered forwarding state
[  489.168210] br0: port 2(c2) entered blocking state
[  489.168278] br0: port 2(c2) entered forwarding state
[  489.168346] br0: port 1(c1) entered blocking state
[  489.168409] br0: port 1(c1) entered forwarding state
[  499.885063] br0: port 1(c1) entered disabled state
[  499.885356] c1 (unregistering): left allmulticast mode
[  499.885446] c1 (unregistering): left promiscuous mode
[  499.885503] br0: port 1(c1) entered disabled state
[  499.920035] br0: port 2(c2) entered disabled state
[  499.920288] c2 (unregistering): left allmulticast mode
[  499.920351] c2 (unregistering): left promiscuous mode
[  499.920401] br0: port 2(c2) entered disabled state
[  499.952029] br0: port 3(c3) entered disabled state
[  499.952371] c3 (unregistering): left allmulticast mode
[  499.952418] c3 (unregistering): left promiscuous mode
[  499.952451] br0: port 3(c3) entered disabled state
[  499.987042] br0: port 4(sender) entered disabled state
[  499.987266] sender (unregistering): left allmulticast mode
[  499.987316] sender (unregistering): left promiscuous mode
[  499.987368] br0: port 4(sender) entered disabled state