[  426.744906] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  426.760877] br0: port 1(c1) entered blocking state
[  426.760962] br0: port 1(c1) entered disabled state
[  426.761032] c1: entered allmulticast mode
[  426.761123] c1: entered promiscuous mode
[  426.774924] br0: port 2(c2) entered blocking state
[  426.775016] br0: port 2(c2) entered disabled state
[  426.775088] c2: entered allmulticast mode
[  426.775192] c2: entered promiscuous mode
[  426.789216] br0: port 3(c3) entered blocking state
[  426.789267] br0: port 3(c3) entered disabled state
[  426.789303] c3: entered allmulticast mode
[  426.789359] c3: entered promiscuous mode
[  426.803020] br0: port 4(sender) entered blocking state
[  426.803068] br0: port 4(sender) entered disabled state
[  426.803104] sender: entered allmulticast mode
[  426.803164] sender: entered promiscuous mode
[  426.808747] br0: port 4(sender) entered blocking state
[  426.808829] br0: port 4(sender) entered forwarding state
[  426.808909] br0: port 3(c3) entered blocking state
[  426.808981] br0: port 3(c3) entered forwarding state
[  426.809058] br0: port 2(c2) entered blocking state
[  426.809131] br0: port 2(c2) entered forwarding state
[  426.809216] br0: port 1(c1) entered blocking state
[  426.809289] br0: port 1(c1) entered forwarding state
[  426.816977] Bridge firewalling registered
[  437.437787] br0: port 1(c1) entered disabled state
[  437.437974] c1 (unregistering): left allmulticast mode
[  437.438015] c1 (unregistering): left promiscuous mode
[  437.438043] br0: port 1(c1) entered disabled state
[  437.457787] br0: port 2(c2) entered disabled state
[  437.458011] c2 (unregistering): left allmulticast mode
[  437.458045] c2 (unregistering): left promiscuous mode
[  437.458078] br0: port 2(c2) entered disabled state
[  437.490775] br0: port 4(sender) entered disabled state
[  437.490864] br0: port 3(c3) entered disabled state
[  437.490988] sender (unregistering): left allmulticast mode
[  437.491026] sender (unregistering): left promiscuous mode
[  437.491053] br0: port 4(sender) entered disabled state
[  437.491282] c3 (unregistering): left allmulticast mode
[  437.491320] c3 (unregistering): left promiscuous mode
[  437.491349] br0: port 3(c3) entered disabled state