[  424.165485] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  424.180790] br0: port 1(c1) entered blocking state
[  424.180826] br0: port 1(c1) entered disabled state
[  424.180860] c1: entered allmulticast mode
[  424.180904] c1: entered promiscuous mode
[  424.195161] br0: port 2(c2) entered blocking state
[  424.195194] br0: port 2(c2) entered disabled state
[  424.195231] c2: entered allmulticast mode
[  424.195269] c2: entered promiscuous mode
[  424.209613] br0: port 3(c3) entered blocking state
[  424.209664] br0: port 3(c3) entered disabled state
[  424.209700] c3: entered allmulticast mode
[  424.209739] c3: entered promiscuous mode
[  424.223934] br0: port 4(sender) entered blocking state
[  424.223968] br0: port 4(sender) entered disabled state
[  424.224004] sender: entered allmulticast mode
[  424.224058] sender: entered promiscuous mode
[  424.229662] br0: port 4(sender) entered blocking state
[  424.229693] br0: port 4(sender) entered forwarding state
[  424.229724] br0: port 3(c3) entered blocking state
[  424.229756] br0: port 3(c3) entered forwarding state
[  424.229787] br0: port 2(c2) entered blocking state
[  424.229817] br0: port 2(c2) entered forwarding state
[  424.229845] br0: port 1(c1) entered blocking state
[  424.229874] br0: port 1(c1) entered forwarding state
[  424.236337] Bridge firewalling registered
[  434.868017] br0: port 1(c1) entered disabled state
[  434.868401] c1 (unregistering): left allmulticast mode
[  434.868436] c1 (unregistering): left promiscuous mode
[  434.868467] br0: port 1(c1) entered disabled state
[  434.885724] br0: port 2(c2) entered disabled state
[  434.885870] c2 (unregistering): left allmulticast mode
[  434.885900] c2 (unregistering): left promiscuous mode
[  434.885929] br0: port 2(c2) entered disabled state
[  434.909714] br0: port 4(sender) entered disabled state
[  434.909791] br0: port 3(c3) entered disabled state
[  434.909957] sender (unregistering): left allmulticast mode
[  434.909989] sender (unregistering): left promiscuous mode
[  434.910019] br0: port 4(sender) entered disabled state
[  434.910269] c3 (unregistering): left allmulticast mode
[  434.910301] c3 (unregistering): left promiscuous mode
[  434.910340] br0: port 3(c3) entered disabled state