[  405.993682] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  406.008746] br0: port 1(c1) entered blocking state
[  406.008787] br0: port 1(c1) entered disabled state
[  406.008827] c1: entered allmulticast mode
[  406.008871] c1: entered promiscuous mode
[  406.021527] br0: port 2(c2) entered blocking state
[  406.021576] br0: port 2(c2) entered disabled state
[  406.021606] c2: entered allmulticast mode
[  406.021647] c2: entered promiscuous mode
[  406.034344] br0: port 3(c3) entered blocking state
[  406.034422] br0: port 3(c3) entered disabled state
[  406.034487] c3: entered allmulticast mode
[  406.034563] c3: entered promiscuous mode
[  406.047239] br0: port 4(sender) entered blocking state
[  406.047281] br0: port 4(sender) entered disabled state
[  406.047314] sender: entered allmulticast mode
[  406.047363] sender: entered promiscuous mode
[  406.052273] br0: port 4(sender) entered blocking state
[  406.052314] br0: port 4(sender) entered forwarding state
[  406.052357] br0: port 3(c3) entered blocking state
[  406.052405] br0: port 3(c3) entered forwarding state
[  406.052441] br0: port 2(c2) entered blocking state
[  406.052477] br0: port 2(c2) entered forwarding state
[  406.052512] br0: port 1(c1) entered blocking state
[  406.052545] br0: port 1(c1) entered forwarding state
[  406.059557] Bridge firewalling registered
[  416.663136] br0: port 1(c1) entered disabled state
[  416.663437] c1 (unregistering): left allmulticast mode
[  416.663505] c1 (unregistering): left promiscuous mode
[  416.663542] br0: port 1(c1) entered disabled state
[  416.691981] br0: port 2(c2) entered disabled state
[  416.692197] c2 (unregistering): left allmulticast mode
[  416.692295] c2 (unregistering): left promiscuous mode
[  416.692339] br0: port 2(c2) entered disabled state
[  416.709983] sender: left allmulticast mode
[  416.710053] sender: left promiscuous mode
[  416.710092] br0: port 4(sender) entered disabled state
[  416.710219] c3: left allmulticast mode
[  416.710299] c3: left promiscuous mode
[  416.710342] br0: port 3(c3) entered disabled state