[  402.988198] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  403.003101] br0: port 1(c1) entered blocking state
[  403.003140] br0: port 1(c1) entered disabled state
[  403.003173] c1: entered allmulticast mode
[  403.003217] c1: entered promiscuous mode
[  403.015821] br0: port 2(c2) entered blocking state
[  403.015889] br0: port 2(c2) entered disabled state
[  403.015962] c2: entered allmulticast mode
[  403.016051] c2: entered promiscuous mode
[  403.028594] br0: port 3(c3) entered blocking state
[  403.028631] br0: port 3(c3) entered disabled state
[  403.028665] c3: entered allmulticast mode
[  403.028708] c3: entered promiscuous mode
[  403.041059] br0: port 4(sender) entered blocking state
[  403.041123] br0: port 4(sender) entered disabled state
[  403.041187] sender: entered allmulticast mode
[  403.041271] sender: entered promiscuous mode
[  403.046268] br0: port 4(sender) entered blocking state
[  403.046308] br0: port 4(sender) entered forwarding state
[  403.046343] br0: port 3(c3) entered blocking state
[  403.046381] br0: port 3(c3) entered forwarding state
[  403.046412] br0: port 2(c2) entered blocking state
[  403.046439] br0: port 2(c2) entered forwarding state
[  403.046471] br0: port 1(c1) entered blocking state
[  403.046502] br0: port 1(c1) entered forwarding state
[  403.053389] Bridge firewalling registered
[  413.731854] br0: port 1(c1) entered disabled state
[  413.732097] c1 (unregistering): left allmulticast mode
[  413.732174] c1 (unregistering): left promiscuous mode
[  413.732260] br0: port 1(c1) entered disabled state
[  413.754903] br0: port 2(c2) entered disabled state
[  413.755159] c2 (unregistering): left allmulticast mode
[  413.755229] c2 (unregistering): left promiscuous mode
[  413.755297] br0: port 2(c2) entered disabled state
[  413.772834] sender: left allmulticast mode
[  413.772900] sender: left promiscuous mode
[  413.772965] br0: port 4(sender) entered disabled state
[  413.773131] c3: left allmulticast mode
[  413.773193] c3: left promiscuous mode
[  413.773259] br0: port 3(c3) entered disabled state