[  405.875342] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  405.889142] br0: port 1(c1) entered blocking state
[  405.889213] br0: port 1(c1) entered disabled state
[  405.889284] c1: entered allmulticast mode
[  405.889374] c1: entered promiscuous mode
[  405.901972] br0: port 2(c2) entered blocking state
[  405.902039] br0: port 2(c2) entered disabled state
[  405.902102] c2: entered allmulticast mode
[  405.902182] c2: entered promiscuous mode
[  405.914704] br0: port 3(c3) entered blocking state
[  405.914776] br0: port 3(c3) entered disabled state
[  405.914840] c3: entered allmulticast mode
[  405.914918] c3: entered promiscuous mode
[  405.927526] br0: port 4(sender) entered blocking state
[  405.927562] br0: port 4(sender) entered disabled state
[  405.927593] sender: entered allmulticast mode
[  405.927645] sender: entered promiscuous mode
[  405.932570] br0: port 4(sender) entered blocking state
[  405.932632] br0: port 4(sender) entered forwarding state
[  405.932707] br0: port 3(c3) entered blocking state
[  405.932779] br0: port 3(c3) entered forwarding state
[  405.932846] br0: port 2(c2) entered blocking state
[  405.932912] br0: port 2(c2) entered forwarding state
[  405.932980] br0: port 1(c1) entered blocking state
[  405.933046] br0: port 1(c1) entered forwarding state
[  405.940019] Bridge firewalling registered
[  416.573433] br0: port 1(c1) entered disabled state
[  416.573639] c1 (unregistering): left allmulticast mode
[  416.573684] c1 (unregistering): left promiscuous mode
[  416.573727] br0: port 1(c1) entered disabled state
[  416.595424] br0: port 2(c2) entered disabled state
[  416.595590] c2 (unregistering): left allmulticast mode
[  416.595623] c2 (unregistering): left promiscuous mode
[  416.595653] br0: port 2(c2) entered disabled state
[  416.616427] sender: left allmulticast mode
[  416.616467] sender: left promiscuous mode
[  416.616500] br0: port 4(sender) entered disabled state
[  416.616662] c3: left allmulticast mode
[  416.616687] c3: left promiscuous mode
[  416.616717] br0: port 3(c3) entered disabled state