[  418.991443] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  419.006018] br0: port 1(c1) entered blocking state
[  419.006092] br0: port 1(c1) entered disabled state
[  419.006159] c1: entered allmulticast mode
[  419.006246] c1: entered promiscuous mode
[  419.020176] br0: port 2(c2) entered blocking state
[  419.020247] br0: port 2(c2) entered disabled state
[  419.020315] c2: entered allmulticast mode
[  419.020391] c2: entered promiscuous mode
[  419.034510] br0: port 3(c3) entered blocking state
[  419.034577] br0: port 3(c3) entered disabled state
[  419.034642] c3: entered allmulticast mode
[  419.034719] c3: entered promiscuous mode
[  419.048992] br0: port 4(sender) entered blocking state
[  419.049060] br0: port 4(sender) entered disabled state
[  419.049131] sender: entered allmulticast mode
[  419.049217] sender: entered promiscuous mode
[  419.054742] br0: port 4(sender) entered blocking state
[  419.054820] br0: port 4(sender) entered forwarding state
[  419.054885] br0: port 3(c3) entered blocking state
[  419.054955] br0: port 3(c3) entered forwarding state
[  419.055019] br0: port 2(c2) entered blocking state
[  419.055081] br0: port 2(c2) entered forwarding state
[  419.055144] br0: port 1(c1) entered blocking state
[  419.055205] br0: port 1(c1) entered forwarding state
[  419.061828] Bridge firewalling registered
[  429.667702] br0: port 1(c1) entered disabled state
[  429.667947] c1 (unregistering): left allmulticast mode
[  429.668016] c1 (unregistering): left promiscuous mode
[  429.668089] br0: port 1(c1) entered disabled state
[  429.686888] br0: port 2(c2) entered disabled state
[  429.687096] c2 (unregistering): left allmulticast mode
[  429.687164] c2 (unregistering): left promiscuous mode
[  429.687229] br0: port 2(c2) entered disabled state
[  429.709943] br0: port 4(sender) entered disabled state
[  429.710041] br0: port 3(c3) entered disabled state
[  429.710335] sender (unregistering): left allmulticast mode
[  429.710366] sender (unregistering): left promiscuous mode
[  429.710401] br0: port 4(sender) entered disabled state
[  429.710676] c3 (unregistering): left allmulticast mode
[  429.710710] c3 (unregistering): left promiscuous mode
[  429.710740] br0: port 3(c3) entered disabled state