[  427.428258] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  427.444878] br0: port 1(c1) entered blocking state
[  427.444922] br0: port 1(c1) entered disabled state
[  427.444957] c1: entered allmulticast mode
[  427.445001] c1: entered promiscuous mode
[  427.460624] br0: port 2(c2) entered blocking state
[  427.460667] br0: port 2(c2) entered disabled state
[  427.460697] c2: entered allmulticast mode
[  427.460750] c2: entered promiscuous mode
[  427.476276] br0: port 3(c3) entered blocking state
[  427.476349] br0: port 3(c3) entered disabled state
[  427.476422] c3: entered allmulticast mode
[  427.476507] c3: entered promiscuous mode
[  427.492033] br0: port 4(sender) entered blocking state
[  427.492106] br0: port 4(sender) entered disabled state
[  427.492185] sender: entered allmulticast mode
[  427.492280] sender: entered promiscuous mode
[  427.498397] br0: port 4(sender) entered blocking state
[  427.498439] br0: port 4(sender) entered forwarding state
[  427.498476] br0: port 3(c3) entered blocking state
[  427.498501] br0: port 3(c3) entered forwarding state
[  427.498538] br0: port 2(c2) entered blocking state
[  427.498592] br0: port 2(c2) entered forwarding state
[  427.498629] br0: port 1(c1) entered blocking state
[  427.498662] br0: port 1(c1) entered forwarding state
[  427.505649] Bridge firewalling registered
[  438.153496] br0: port 1(c1) entered disabled state
[  438.153912] c1 (unregistering): left allmulticast mode
[  438.153967] c1 (unregistering): left promiscuous mode
[  438.153998] br0: port 1(c1) entered disabled state
[  438.176892] br0: port 2(c2) entered disabled state
[  438.177075] c2 (unregistering): left allmulticast mode
[  438.177116] c2 (unregistering): left promiscuous mode
[  438.177149] br0: port 2(c2) entered disabled state
[  438.200892] br0: port 4(sender) entered disabled state
[  438.200973] br0: port 3(c3) entered disabled state
[  438.201166] sender (unregistering): left allmulticast mode
[  438.201203] sender (unregistering): left promiscuous mode
[  438.201239] br0: port 4(sender) entered disabled state
[  438.201520] c3 (unregistering): left allmulticast mode
[  438.201560] c3 (unregistering): left promiscuous mode
[  438.201585] br0: port 3(c3) entered disabled state