[  400.663912] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  400.679409] br0: port 1(c1) entered blocking state
[  400.679447] br0: port 1(c1) entered disabled state
[  400.679483] c1: entered allmulticast mode
[  400.679532] c1: entered promiscuous mode
[  400.693483] br0: port 2(c2) entered blocking state
[  400.693520] br0: port 2(c2) entered disabled state
[  400.693553] c2: entered allmulticast mode
[  400.693595] c2: entered promiscuous mode
[  400.707038] br0: port 3(c3) entered blocking state
[  400.707068] br0: port 3(c3) entered disabled state
[  400.707099] c3: entered allmulticast mode
[  400.707136] c3: entered promiscuous mode
[  400.720633] br0: port 4(sender) entered blocking state
[  400.720674] br0: port 4(sender) entered disabled state
[  400.720705] sender: entered allmulticast mode
[  400.720759] sender: entered promiscuous mode
[  400.725899] br0: port 4(sender) entered blocking state
[  400.725932] br0: port 4(sender) entered forwarding state
[  400.725962] br0: port 3(c3) entered blocking state
[  400.725996] br0: port 3(c3) entered forwarding state
[  400.726029] br0: port 2(c2) entered blocking state
[  400.726054] br0: port 2(c2) entered forwarding state
[  400.726083] br0: port 1(c1) entered blocking state
[  400.726109] br0: port 1(c1) entered forwarding state
[  400.733109] Bridge firewalling registered
[  411.388768] br0: port 1(c1) entered disabled state
[  411.388949] c1 (unregistering): left allmulticast mode
[  411.388981] c1 (unregistering): left promiscuous mode
[  411.389019] br0: port 1(c1) entered disabled state
[  411.407742] br0: port 2(c2) entered disabled state
[  411.407885] c2 (unregistering): left allmulticast mode
[  411.407936] c2 (unregistering): left promiscuous mode
[  411.407966] br0: port 2(c2) entered disabled state
[  411.428734] br0: port 3(c3) entered disabled state
[  411.428902] c3 (unregistering): left allmulticast mode
[  411.428944] c3 (unregistering): left promiscuous mode
[  411.428974] br0: port 3(c3) entered disabled state
[  411.451751] sender: left allmulticast mode
[  411.451787] sender: left promiscuous mode
[  411.451820] br0: port 4(sender) entered disabled state