[  499.994262] br0: port 1(c1) entered blocking state
[  499.994353] br0: port 1(c1) entered disabled state
[  499.994421] c1: entered allmulticast mode
[  499.994505] c1: entered promiscuous mode
[  500.012634] br0: port 2(c2) entered blocking state
[  500.012678] br0: port 2(c2) entered disabled state
[  500.012712] c2: entered allmulticast mode
[  500.012761] c2: entered promiscuous mode
[  500.030857] br0: port 3(c3) entered blocking state
[  500.030938] br0: port 3(c3) entered disabled state
[  500.031006] c3: entered allmulticast mode
[  500.031086] c3: entered promiscuous mode
[  500.049276] br0: port 4(sender) entered blocking state
[  500.049316] br0: port 4(sender) entered disabled state
[  500.049353] sender: entered allmulticast mode
[  500.049404] sender: entered promiscuous mode
[  500.056576] br0: port 4(sender) entered blocking state
[  500.056608] br0: port 4(sender) entered forwarding state
[  500.056644] br0: port 3(c3) entered blocking state
[  500.056675] br0: port 3(c3) entered forwarding state
[  500.056706] br0: port 2(c2) entered blocking state
[  500.056734] br0: port 2(c2) entered forwarding state
[  500.056765] br0: port 1(c1) entered blocking state
[  500.056797] br0: port 1(c1) entered forwarding state
[  500.064578] Bridge firewalling registered
[  510.743964] br0: port 1(c1) entered disabled state
[  510.744194] c1 (unregistering): left allmulticast mode
[  510.744261] c1 (unregistering): left promiscuous mode
[  510.744328] br0: port 1(c1) entered disabled state
[  510.763922] br0: port 2(c2) entered disabled state
[  510.764142] c2 (unregistering): left allmulticast mode
[  510.764212] c2 (unregistering): left promiscuous mode
[  510.764270] br0: port 2(c2) entered disabled state
[  510.782936] br0: port 4(sender) entered disabled state
[  510.783064] br0: port 3(c3) entered disabled state
[  510.783254] sender (unregistering): left allmulticast mode
[  510.783320] sender (unregistering): left promiscuous mode
[  510.783382] br0: port 4(sender) entered disabled state
[  510.783646] c3 (unregistering): left allmulticast mode
[  510.783714] c3 (unregistering): left promiscuous mode
[  510.783781] br0: port 3(c3) entered disabled state