[  408.978644] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  408.993336] br0: port 1(c1) entered blocking state
[  408.993380] br0: port 1(c1) entered disabled state
[  408.993411] c1: entered allmulticast mode
[  408.993454] c1: entered promiscuous mode
[  409.006438] br0: port 2(c2) entered blocking state
[  409.006511] br0: port 2(c2) entered disabled state
[  409.006575] c2: entered allmulticast mode
[  409.006650] c2: entered promiscuous mode
[  409.020048] br0: port 3(c3) entered blocking state
[  409.020084] br0: port 3(c3) entered disabled state
[  409.020114] c3: entered allmulticast mode
[  409.020156] c3: entered promiscuous mode
[  409.033599] br0: port 4(sender) entered blocking state
[  409.033667] br0: port 4(sender) entered disabled state
[  409.033735] sender: entered allmulticast mode
[  409.033822] sender: entered promiscuous mode
[  409.039590] br0: port 4(sender) entered blocking state
[  409.039657] br0: port 4(sender) entered forwarding state
[  409.039721] br0: port 3(c3) entered blocking state
[  409.039781] br0: port 3(c3) entered forwarding state
[  409.039844] br0: port 2(c2) entered blocking state
[  409.039923] br0: port 2(c2) entered forwarding state
[  409.040004] br0: port 1(c1) entered blocking state
[  409.040071] br0: port 1(c1) entered forwarding state
[  409.047749] Bridge firewalling registered
[  419.674124] br0: port 1(c1) entered disabled state
[  419.674329] c1 (unregistering): left allmulticast mode
[  419.674366] c1 (unregistering): left promiscuous mode
[  419.674395] br0: port 1(c1) entered disabled state
[  419.695132] br0: port 2(c2) entered disabled state
[  419.695303] c2 (unregistering): left allmulticast mode
[  419.695340] c2 (unregistering): left promiscuous mode
[  419.695369] br0: port 2(c2) entered disabled state
[  419.717104] br0: port 4(sender) entered disabled state
[  419.717184] br0: port 3(c3) entered disabled state
[  419.717338] sender (unregistering): left allmulticast mode
[  419.717379] sender (unregistering): left promiscuous mode
[  419.717411] br0: port 4(sender) entered disabled state
[  419.717671] c3 (unregistering): left allmulticast mode
[  419.717707] c3 (unregistering): left promiscuous mode
[  419.717744] br0: port 3(c3) entered disabled state