[  406.057745] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  406.072264] br0: port 1(c1) entered blocking state
[  406.072311] br0: port 1(c1) entered disabled state
[  406.072348] c1: entered allmulticast mode
[  406.072400] c1: entered promiscuous mode
[  406.085427] br0: port 2(c2) entered blocking state
[  406.085470] br0: port 2(c2) entered disabled state
[  406.085508] c2: entered allmulticast mode
[  406.085557] c2: entered promiscuous mode
[  406.098019] br0: port 3(c3) entered blocking state
[  406.098054] br0: port 3(c3) entered disabled state
[  406.098088] c3: entered allmulticast mode
[  406.098133] c3: entered promiscuous mode
[  406.110671] br0: port 4(sender) entered blocking state
[  406.110714] br0: port 4(sender) entered disabled state
[  406.110749] sender: entered allmulticast mode
[  406.110805] sender: entered promiscuous mode
[  406.115634] br0: port 4(sender) entered blocking state
[  406.115673] br0: port 4(sender) entered forwarding state
[  406.115708] br0: port 3(c3) entered blocking state
[  406.115740] br0: port 3(c3) entered forwarding state
[  406.115772] br0: port 2(c2) entered blocking state
[  406.115810] br0: port 2(c2) entered forwarding state
[  406.115836] br0: port 1(c1) entered blocking state
[  406.115870] br0: port 1(c1) entered forwarding state
[  406.123050] Bridge firewalling registered
[  416.751834] br0: port 1(c1) entered disabled state
[  416.752017] c1 (unregistering): left allmulticast mode
[  416.752054] c1 (unregistering): left promiscuous mode
[  416.752084] br0: port 1(c1) entered disabled state
[  416.781834] br0: port 3(c3) entered disabled state
[  416.781939] br0: port 2(c2) entered disabled state
[  416.782083] c3 (unregistering): left allmulticast mode
[  416.782122] c3 (unregistering): left promiscuous mode
[  416.782151] br0: port 3(c3) entered disabled state
[  416.782383] c2 (unregistering): left allmulticast mode
[  416.782428] c2 (unregistering): left promiscuous mode
[  416.782459] br0: port 2(c2) entered disabled state
[  416.802865] sender: left allmulticast mode
[  416.802913] sender: left promiscuous mode
[  416.802960] br0: port 4(sender) entered disabled state