[  416.998950] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  417.013805] br0: port 1(c1) entered blocking state
[  417.013840] br0: port 1(c1) entered disabled state
[  417.013874] c1: entered allmulticast mode
[  417.013928] c1: entered promiscuous mode
[  417.028048] br0: port 2(c2) entered blocking state
[  417.028084] br0: port 2(c2) entered disabled state
[  417.028116] c2: entered allmulticast mode
[  417.028160] c2: entered promiscuous mode
[  417.042294] br0: port 3(c3) entered blocking state
[  417.042324] br0: port 3(c3) entered disabled state
[  417.042357] c3: entered allmulticast mode
[  417.042398] c3: entered promiscuous mode
[  417.056517] br0: port 4(sender) entered blocking state
[  417.056549] br0: port 4(sender) entered disabled state
[  417.056586] sender: entered allmulticast mode
[  417.056635] sender: entered promiscuous mode
[  417.062140] br0: port 4(sender) entered blocking state
[  417.062177] br0: port 4(sender) entered forwarding state
[  417.062208] br0: port 3(c3) entered blocking state
[  417.062237] br0: port 3(c3) entered forwarding state
[  417.062265] br0: port 2(c2) entered blocking state
[  417.062297] br0: port 2(c2) entered forwarding state
[  417.062327] br0: port 1(c1) entered blocking state
[  417.062356] br0: port 1(c1) entered forwarding state
[  417.068788] Bridge firewalling registered
[  427.726112] br0: port 1(c1) entered disabled state
[  427.726300] c1 (unregistering): left allmulticast mode
[  427.726335] c1 (unregistering): left promiscuous mode
[  427.726367] br0: port 1(c1) entered disabled state
[  427.749299] br0: port 2(c2) entered disabled state
[  427.749448] c2 (unregistering): left allmulticast mode
[  427.749478] c2 (unregistering): left promiscuous mode
[  427.749511] br0: port 2(c2) entered disabled state
[  427.771253] br0: port 4(sender) entered disabled state
[  427.771329] br0: port 3(c3) entered disabled state
[  427.771486] sender (unregistering): left allmulticast mode
[  427.771519] sender (unregistering): left promiscuous mode
[  427.771543] br0: port 4(sender) entered disabled state
[  427.771772] c3 (unregistering): left allmulticast mode
[  427.771799] c3 (unregistering): left promiscuous mode
[  427.771828] br0: port 3(c3) entered disabled state