[  398.189939] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  398.206041] br0: port 1(c1) entered blocking state
[  398.206077] br0: port 1(c1) entered disabled state
[  398.206115] c1: entered allmulticast mode
[  398.206158] c1: entered promiscuous mode
[  398.219148] br0: port 2(c2) entered blocking state
[  398.219186] br0: port 2(c2) entered disabled state
[  398.219221] c2: entered allmulticast mode
[  398.219267] c2: entered promiscuous mode
[  398.232354] br0: port 3(c3) entered blocking state
[  398.232390] br0: port 3(c3) entered disabled state
[  398.232424] c3: entered allmulticast mode
[  398.232470] c3: entered promiscuous mode
[  398.245613] br0: port 4(sender) entered blocking state
[  398.245679] br0: port 4(sender) entered disabled state
[  398.245749] sender: entered allmulticast mode
[  398.245851] sender: entered promiscuous mode
[  398.251007] br0: port 4(sender) entered blocking state
[  398.251044] br0: port 4(sender) entered forwarding state
[  398.251074] br0: port 3(c3) entered blocking state
[  398.251104] br0: port 3(c3) entered forwarding state
[  398.251138] br0: port 2(c2) entered blocking state
[  398.251165] br0: port 2(c2) entered forwarding state
[  398.251194] br0: port 1(c1) entered blocking state
[  398.251224] br0: port 1(c1) entered forwarding state
[  398.258325] Bridge firewalling registered
[  408.886919] br0: port 1(c1) entered disabled state
[  408.887148] c1 (unregistering): left allmulticast mode
[  408.887188] c1 (unregistering): left promiscuous mode
[  408.887220] br0: port 1(c1) entered disabled state
[  408.911889] br0: port 2(c2) entered disabled state
[  408.912072] c2 (unregistering): left allmulticast mode
[  408.912104] c2 (unregistering): left promiscuous mode
[  408.912162] br0: port 2(c2) entered disabled state
[  408.939872] br0: port 4(sender) entered disabled state
[  408.939957] br0: port 3(c3) entered disabled state
[  408.940111] sender (unregistering): left allmulticast mode
[  408.940141] sender (unregistering): left promiscuous mode
[  408.940176] br0: port 4(sender) entered disabled state
[  408.940383] c3 (unregistering): left allmulticast mode
[  408.940426] c3 (unregistering): left promiscuous mode
[  408.940455] br0: port 3(c3) entered disabled state