[  423.210854] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  423.225213] br0: port 1(c1) entered blocking state
[  423.225241] br0: port 1(c1) entered disabled state
[  423.225261] c1: entered allmulticast mode
[  423.225299] c1: entered promiscuous mode
[  423.238396] br0: port 2(c2) entered blocking state
[  423.238420] br0: port 2(c2) entered disabled state
[  423.238440] c2: entered allmulticast mode
[  423.238474] c2: entered promiscuous mode
[  423.251513] br0: port 3(c3) entered blocking state
[  423.251537] br0: port 3(c3) entered disabled state
[  423.251555] c3: entered allmulticast mode
[  423.251586] c3: entered promiscuous mode
[  423.264672] br0: port 4(sender) entered blocking state
[  423.264698] br0: port 4(sender) entered disabled state
[  423.264723] sender: entered allmulticast mode
[  423.264759] sender: entered promiscuous mode
[  423.269888] br0: port 4(sender) entered blocking state
[  423.269911] br0: port 4(sender) entered forwarding state
[  423.269929] br0: port 3(c3) entered blocking state
[  423.269945] br0: port 3(c3) entered forwarding state
[  423.269961] br0: port 2(c2) entered blocking state
[  423.269977] br0: port 2(c2) entered forwarding state
[  423.269996] br0: port 1(c1) entered blocking state
[  423.270015] br0: port 1(c1) entered forwarding state
[  423.276144] Bridge firewalling registered
[  433.913963] br0: port 1(c1) entered disabled state
[  433.914187] c1 (unregistering): left allmulticast mode
[  433.914216] c1 (unregistering): left promiscuous mode
[  433.914236] br0: port 1(c1) entered disabled state
[  433.939959] br0: port 3(c3) entered disabled state
[  433.940025] br0: port 2(c2) entered disabled state
[  433.940195] c3 (unregistering): left allmulticast mode
[  433.940227] c3 (unregistering): left promiscuous mode
[  433.940244] br0: port 3(c3) entered disabled state
[  433.940503] c2 (unregistering): left allmulticast mode
[  433.940526] c2 (unregistering): left promiscuous mode
[  433.940542] br0: port 2(c2) entered disabled state
[  433.967940] sender: left allmulticast mode
[  433.967997] sender: left promiscuous mode
[  433.968019] br0: port 4(sender) entered disabled state