[  400.008827] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  400.023392] br0: port 1(c1) entered blocking state
[  400.023430] br0: port 1(c1) entered disabled state
[  400.023462] c1: entered allmulticast mode
[  400.023509] c1: entered promiscuous mode
[  400.037029] br0: port 2(c2) entered blocking state
[  400.037075] br0: port 2(c2) entered disabled state
[  400.037114] c2: entered allmulticast mode
[  400.037173] c2: entered promiscuous mode
[  400.050694] br0: port 3(c3) entered blocking state
[  400.050736] br0: port 3(c3) entered disabled state
[  400.050771] c3: entered allmulticast mode
[  400.050830] c3: entered promiscuous mode
[  400.063734] br0: port 4(sender) entered blocking state
[  400.063774] br0: port 4(sender) entered disabled state
[  400.063809] sender: entered allmulticast mode
[  400.063854] sender: entered promiscuous mode
[  400.069315] br0: port 4(sender) entered blocking state
[  400.069351] br0: port 4(sender) entered forwarding state
[  400.069382] br0: port 3(c3) entered blocking state
[  400.069420] br0: port 3(c3) entered forwarding state
[  400.069449] br0: port 2(c2) entered blocking state
[  400.069479] br0: port 2(c2) entered forwarding state
[  400.069509] br0: port 1(c1) entered blocking state
[  400.069542] br0: port 1(c1) entered forwarding state
[  400.076404] Bridge firewalling registered
[  410.693045] br0: port 1(c1) entered disabled state
[  410.693211] c1 (unregistering): left allmulticast mode
[  410.693244] c1 (unregistering): left promiscuous mode
[  410.693269] br0: port 1(c1) entered disabled state
[  410.718041] br0: port 2(c2) entered disabled state
[  410.718223] c2 (unregistering): left allmulticast mode
[  410.718258] c2 (unregistering): left promiscuous mode
[  410.718285] br0: port 2(c2) entered disabled state
[  410.741036] br0: port 4(sender) entered disabled state
[  410.741113] br0: port 3(c3) entered disabled state
[  410.741243] sender (unregistering): left allmulticast mode
[  410.741283] sender (unregistering): left promiscuous mode
[  410.741314] br0: port 4(sender) entered disabled state
[  410.741499] c3 (unregistering): left allmulticast mode
[  410.741536] c3 (unregistering): left promiscuous mode
[  410.741564] br0: port 3(c3) entered disabled state