[  403.133861] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  403.147984] br0: port 1(c1) entered blocking state
[  403.148063] br0: port 1(c1) entered disabled state
[  403.148132] c1: entered allmulticast mode
[  403.148215] c1: entered promiscuous mode
[  403.161648] br0: port 2(c2) entered blocking state
[  403.161686] br0: port 2(c2) entered disabled state
[  403.161717] c2: entered allmulticast mode
[  403.161760] c2: entered promiscuous mode
[  403.174459] br0: port 3(c3) entered blocking state
[  403.174498] br0: port 3(c3) entered disabled state
[  403.174538] c3: entered allmulticast mode
[  403.174579] c3: entered promiscuous mode
[  403.187240] br0: port 4(sender) entered blocking state
[  403.187311] br0: port 4(sender) entered disabled state
[  403.187381] sender: entered allmulticast mode
[  403.187467] sender: entered promiscuous mode
[  403.192422] br0: port 4(sender) entered blocking state
[  403.192485] br0: port 4(sender) entered forwarding state
[  403.192561] br0: port 3(c3) entered blocking state
[  403.192626] br0: port 3(c3) entered forwarding state
[  403.192692] br0: port 2(c2) entered blocking state
[  403.192774] br0: port 2(c2) entered forwarding state
[  403.192842] br0: port 1(c1) entered blocking state
[  403.192907] br0: port 1(c1) entered forwarding state
[  403.199640] Bridge firewalling registered
[  413.827920] br0: port 1(c1) entered disabled state
[  413.828235] c1 (unregistering): left allmulticast mode
[  413.828278] c1 (unregistering): left promiscuous mode
[  413.828308] br0: port 1(c1) entered disabled state
[  413.847792] br0: port 2(c2) entered disabled state
[  413.848055] c2 (unregistering): left allmulticast mode
[  413.848125] c2 (unregistering): left promiscuous mode
[  413.848159] br0: port 2(c2) entered disabled state
[  413.869798] br0: port 4(sender) entered disabled state
[  413.869877] br0: port 3(c3) entered disabled state
[  413.870020] sender (unregistering): left allmulticast mode
[  413.870062] sender (unregistering): left promiscuous mode
[  413.870088] br0: port 4(sender) entered disabled state
[  413.870313] c3 (unregistering): left allmulticast mode
[  413.870379] c3 (unregistering): left promiscuous mode
[  413.870414] br0: port 3(c3) entered disabled state