[  470.602113] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  470.618407] br0: port 1(c1) entered blocking state
[  470.618456] br0: port 1(c1) entered disabled state
[  470.618487] c1: entered allmulticast mode
[  470.618546] c1: entered promiscuous mode
[  470.634574] br0: port 2(c2) entered blocking state
[  470.634615] br0: port 2(c2) entered disabled state
[  470.634649] c2: entered allmulticast mode
[  470.634696] c2: entered promiscuous mode
[  470.650397] br0: port 3(c3) entered blocking state
[  470.650436] br0: port 3(c3) entered disabled state
[  470.650470] c3: entered allmulticast mode
[  470.650520] c3: entered promiscuous mode
[  470.666543] br0: port 4(sender) entered blocking state
[  470.666583] br0: port 4(sender) entered disabled state
[  470.666619] sender: entered allmulticast mode
[  470.666667] sender: entered promiscuous mode
[  470.672590] br0: port 4(sender) entered blocking state
[  470.672661] br0: port 4(sender) entered forwarding state
[  470.672730] br0: port 3(c3) entered blocking state
[  470.672805] br0: port 3(c3) entered forwarding state
[  470.672875] br0: port 2(c2) entered blocking state
[  470.672940] br0: port 2(c2) entered forwarding state
[  470.673007] br0: port 1(c1) entered blocking state
[  470.673072] br0: port 1(c1) entered forwarding state
[  470.680057] Bridge firewalling registered
[  481.280914] br0: port 1(c1) entered disabled state
[  481.281302] c1 (unregistering): left allmulticast mode
[  481.281375] c1 (unregistering): left promiscuous mode
[  481.281468] br0: port 1(c1) entered disabled state
[  481.302297] br0: port 2(c2) entered disabled state
[  481.302504] c2 (unregistering): left allmulticast mode
[  481.302572] c2 (unregistering): left promiscuous mode
[  481.302674] br0: port 2(c2) entered disabled state
[  481.320332] br0: port 4(sender) entered disabled state
[  481.320509] br0: port 3(c3) entered disabled state
[  481.320744] sender (unregistering): left allmulticast mode
[  481.320826] sender (unregistering): left promiscuous mode
[  481.320907] br0: port 4(sender) entered disabled state
[  481.321232] c3 (unregistering): left allmulticast mode
[  481.321308] c3 (unregistering): left promiscuous mode
[  481.321384] br0: port 3(c3) entered disabled state