[  449.448410] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  449.466826] br0: port 1(c1) entered blocking state
[  449.466873] br0: port 1(c1) entered disabled state
[  449.466913] c1: entered allmulticast mode
[  449.466977] c1: entered promiscuous mode
[  449.483868] br0: port 2(c2) entered blocking state
[  449.483951] br0: port 2(c2) entered disabled state
[  449.484048] c2: entered allmulticast mode
[  449.484157] c2: entered promiscuous mode
[  449.501191] br0: port 3(c3) entered blocking state
[  449.501232] br0: port 3(c3) entered disabled state
[  449.501270] c3: entered allmulticast mode
[  449.501333] c3: entered promiscuous mode
[  449.517844] br0: port 4(sender) entered blocking state
[  449.517882] br0: port 4(sender) entered disabled state
[  449.517916] sender: entered allmulticast mode
[  449.517989] sender: entered promiscuous mode
[  449.524419] br0: port 4(sender) entered blocking state
[  449.524454] br0: port 4(sender) entered forwarding state
[  449.524496] br0: port 3(c3) entered blocking state
[  449.524527] br0: port 3(c3) entered forwarding state
[  449.524567] br0: port 2(c2) entered blocking state
[  449.524595] br0: port 2(c2) entered forwarding state
[  449.524628] br0: port 1(c1) entered blocking state
[  449.524656] br0: port 1(c1) entered forwarding state
[  449.532237] Bridge firewalling registered
[  460.203473] br0: port 1(c1) entered disabled state
[  460.204017] c1 (unregistering): left allmulticast mode
[  460.204056] c1 (unregistering): left promiscuous mode
[  460.204093] br0: port 1(c1) entered disabled state
[  460.223120] br0: port 2(c2) entered disabled state
[  460.223313] c2 (unregistering): left allmulticast mode
[  460.223345] c2 (unregistering): left promiscuous mode
[  460.223379] br0: port 2(c2) entered disabled state
[  460.246102] br0: port 4(sender) entered disabled state
[  460.246186] br0: port 3(c3) entered disabled state
[  460.246361] sender (unregistering): left allmulticast mode
[  460.246392] sender (unregistering): left promiscuous mode
[  460.246423] br0: port 4(sender) entered disabled state
[  460.246710] c3 (unregistering): left allmulticast mode
[  460.246741] c3 (unregistering): left promiscuous mode
[  460.246773] br0: port 3(c3) entered disabled state