[  400.568927] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  400.583233] br0: port 1(c1) entered blocking state
[  400.583306] br0: port 1(c1) entered disabled state
[  400.583373] c1: entered allmulticast mode
[  400.583458] c1: entered promiscuous mode
[  400.596024] br0: port 2(c2) entered blocking state
[  400.596089] br0: port 2(c2) entered disabled state
[  400.596156] c2: entered allmulticast mode
[  400.596235] c2: entered promiscuous mode
[  400.608802] br0: port 3(c3) entered blocking state
[  400.608842] br0: port 3(c3) entered disabled state
[  400.608874] c3: entered allmulticast mode
[  400.608916] c3: entered promiscuous mode
[  400.621329] br0: port 4(sender) entered blocking state
[  400.621392] br0: port 4(sender) entered disabled state
[  400.621457] sender: entered allmulticast mode
[  400.621543] sender: entered promiscuous mode
[  400.626432] br0: port 4(sender) entered blocking state
[  400.626495] br0: port 4(sender) entered forwarding state
[  400.626562] br0: port 3(c3) entered blocking state
[  400.626633] br0: port 3(c3) entered forwarding state
[  400.626702] br0: port 2(c2) entered blocking state
[  400.626763] br0: port 2(c2) entered forwarding state
[  400.626828] br0: port 1(c1) entered blocking state
[  400.626889] br0: port 1(c1) entered forwarding state
[  400.633878] Bridge firewalling registered
[  411.300758] br0: port 1(c1) entered disabled state
[  411.300972] c1 (unregistering): left allmulticast mode
[  411.301010] c1 (unregistering): left promiscuous mode
[  411.301046] br0: port 1(c1) entered disabled state
[  411.319735] br0: port 2(c2) entered disabled state
[  411.319913] c2 (unregistering): left allmulticast mode
[  411.319954] c2 (unregistering): left promiscuous mode
[  411.319988] br0: port 2(c2) entered disabled state
[  411.341747] br0: port 4(sender) entered disabled state
[  411.341837] br0: port 3(c3) entered disabled state
[  411.342160] sender (unregistering): left allmulticast mode
[  411.342200] sender (unregistering): left promiscuous mode
[  411.342231] br0: port 4(sender) entered disabled state
[  411.342492] c3 (unregistering): left allmulticast mode
[  411.342537] c3 (unregistering): left promiscuous mode
[  411.342575] br0: port 3(c3) entered disabled state