[  432.233443] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  432.249891] br0: port 1(c1) entered blocking state
[  432.249930] br0: port 1(c1) entered disabled state
[  432.249965] c1: entered allmulticast mode
[  432.250019] c1: entered promiscuous mode
[  432.264974] br0: port 2(c2) entered blocking state
[  432.265022] br0: port 2(c2) entered disabled state
[  432.265086] c2: entered allmulticast mode
[  432.265150] c2: entered promiscuous mode
[  432.279781] br0: port 3(c3) entered blocking state
[  432.279862] br0: port 3(c3) entered disabled state
[  432.279955] c3: entered allmulticast mode
[  432.280046] c3: entered promiscuous mode
[  432.294630] br0: port 4(sender) entered blocking state
[  432.294675] br0: port 4(sender) entered disabled state
[  432.294709] sender: entered allmulticast mode
[  432.294761] sender: entered promiscuous mode
[  432.300479] br0: port 4(sender) entered blocking state
[  432.300552] br0: port 4(sender) entered forwarding state
[  432.300641] br0: port 3(c3) entered blocking state
[  432.300730] br0: port 3(c3) entered forwarding state
[  432.300802] br0: port 2(c2) entered blocking state
[  432.300883] br0: port 2(c2) entered forwarding state
[  432.300961] br0: port 1(c1) entered blocking state
[  432.301046] br0: port 1(c1) entered forwarding state
[  432.307781] Bridge firewalling registered
[  442.949628] br0: port 1(c1) entered disabled state
[  442.949831] c1 (unregistering): left allmulticast mode
[  442.949873] c1 (unregistering): left promiscuous mode
[  442.949909] br0: port 1(c1) entered disabled state
[  442.980607] br0: port 3(c3) entered disabled state
[  442.980702] br0: port 2(c2) entered disabled state
[  442.980860] c3 (unregistering): left allmulticast mode
[  442.980894] c3 (unregistering): left promiscuous mode
[  442.980925] br0: port 3(c3) entered disabled state
[  442.981151] c2 (unregistering): left allmulticast mode
[  442.981181] c2 (unregistering): left promiscuous mode
[  442.981208] br0: port 2(c2) entered disabled state
[  443.009688] sender: left allmulticast mode
[  443.009735] sender: left promiscuous mode
[  443.009783] br0: port 4(sender) entered disabled state