[  470.277670] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  470.292987] br0: port 1(c1) entered blocking state
[  470.293062] br0: port 1(c1) entered disabled state
[  470.293132] c1: entered allmulticast mode
[  470.293215] c1: entered promiscuous mode
[  470.307489] br0: port 2(c2) entered blocking state
[  470.307525] br0: port 2(c2) entered disabled state
[  470.307560] c2: entered allmulticast mode
[  470.307601] c2: entered promiscuous mode
[  470.321941] br0: port 3(c3) entered blocking state
[  470.322018] br0: port 3(c3) entered disabled state
[  470.322087] c3: entered allmulticast mode
[  470.322165] c3: entered promiscuous mode
[  470.336387] br0: port 4(sender) entered blocking state
[  470.336421] br0: port 4(sender) entered disabled state
[  470.336456] sender: entered allmulticast mode
[  470.336510] sender: entered promiscuous mode
[  470.342031] br0: port 4(sender) entered blocking state
[  470.342096] br0: port 4(sender) entered forwarding state
[  470.342163] br0: port 3(c3) entered blocking state
[  470.342225] br0: port 3(c3) entered forwarding state
[  470.342290] br0: port 2(c2) entered blocking state
[  470.342353] br0: port 2(c2) entered forwarding state
[  470.342418] br0: port 1(c1) entered blocking state
[  470.342481] br0: port 1(c1) entered forwarding state
[  470.348982] Bridge firewalling registered
[  481.007093] br0: port 1(c1) entered disabled state
[  481.007368] c1 (unregistering): left allmulticast mode
[  481.007437] c1 (unregistering): left promiscuous mode
[  481.007504] br0: port 1(c1) entered disabled state
[  481.029104] br0: port 2(c2) entered disabled state
[  481.029325] c2 (unregistering): left allmulticast mode
[  481.029395] c2 (unregistering): left promiscuous mode
[  481.029489] br0: port 2(c2) entered disabled state
[  481.051122] br0: port 4(sender) entered disabled state
[  481.051242] br0: port 3(c3) entered disabled state
[  481.051486] sender (unregistering): left allmulticast mode
[  481.051556] sender (unregistering): left promiscuous mode
[  481.051633] br0: port 4(sender) entered disabled state
[  481.051913] c3 (unregistering): left allmulticast mode
[  481.051989] c3 (unregistering): left promiscuous mode
[  481.052067] br0: port 3(c3) entered disabled state