[  406.249887] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  406.263197] br0: port 1(c1) entered blocking state
[  406.263227] br0: port 1(c1) entered disabled state
[  406.263258] c1: entered allmulticast mode
[  406.263298] c1: entered promiscuous mode
[  406.274661] br0: port 2(c2) entered blocking state
[  406.274718] br0: port 2(c2) entered disabled state
[  406.274775] c2: entered allmulticast mode
[  406.274842] c2: entered promiscuous mode
[  406.286132] br0: port 3(c3) entered blocking state
[  406.286198] br0: port 3(c3) entered disabled state
[  406.286254] c3: entered allmulticast mode
[  406.286320] c3: entered promiscuous mode
[  406.297614] br0: port 4(sender) entered blocking state
[  406.297643] br0: port 4(sender) entered disabled state
[  406.297669] sender: entered allmulticast mode
[  406.297710] sender: entered promiscuous mode
[  406.302118] br0: port 4(sender) entered blocking state
[  406.302156] br0: port 4(sender) entered forwarding state
[  406.302186] br0: port 3(c3) entered blocking state
[  406.302216] br0: port 3(c3) entered forwarding state
[  406.302238] br0: port 2(c2) entered blocking state
[  406.302263] br0: port 2(c2) entered forwarding state
[  406.302296] br0: port 1(c1) entered blocking state
[  406.302322] br0: port 1(c1) entered forwarding state
[  406.308428] Bridge firewalling registered
[  416.981782] br0: port 1(c1) entered disabled state
[  416.981949] c1 (unregistering): left allmulticast mode
[  416.982035] c1 (unregistering): left promiscuous mode
[  416.982064] br0: port 1(c1) entered disabled state
[  417.001534] br0: port 3(c3) entered disabled state
[  417.001605] br0: port 2(c2) entered disabled state
[  417.001746] c3 (unregistering): left allmulticast mode
[  417.001777] c3 (unregistering): left promiscuous mode
[  417.001801] br0: port 3(c3) entered disabled state
[  417.002094] c2 (unregistering): left allmulticast mode
[  417.002123] c2 (unregistering): left promiscuous mode
[  417.002148] br0: port 2(c2) entered disabled state
[  417.021554] sender: left allmulticast mode
[  417.021651] sender: left promiscuous mode
[  417.021681] br0: port 4(sender) entered disabled state