[  476.412616] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  476.428141] br0: port 1(c1) entered blocking state
[  476.428185] br0: port 1(c1) entered disabled state
[  476.428224] c1: entered allmulticast mode
[  476.428274] c1: entered promiscuous mode
[  476.442777] br0: port 2(c2) entered blocking state
[  476.442825] br0: port 2(c2) entered disabled state
[  476.442862] c2: entered allmulticast mode
[  476.442912] c2: entered promiscuous mode
[  476.457394] br0: port 3(c3) entered blocking state
[  476.457437] br0: port 3(c3) entered disabled state
[  476.457473] c3: entered allmulticast mode
[  476.457523] c3: entered promiscuous mode
[  476.471870] br0: port 4(sender) entered blocking state
[  476.471903] br0: port 4(sender) entered disabled state
[  476.471935] sender: entered allmulticast mode
[  476.471992] sender: entered promiscuous mode
[  476.477629] br0: port 4(sender) entered blocking state
[  476.477665] br0: port 4(sender) entered forwarding state
[  476.477699] br0: port 3(c3) entered blocking state
[  476.477732] br0: port 3(c3) entered forwarding state
[  476.477763] br0: port 2(c2) entered blocking state
[  476.477792] br0: port 2(c2) entered forwarding state
[  476.477827] br0: port 1(c1) entered blocking state
[  476.477857] br0: port 1(c1) entered forwarding state
[  476.484577] Bridge firewalling registered
[  487.138965] br0: port 1(c1) entered disabled state
[  487.139172] c1 (unregistering): left allmulticast mode
[  487.139210] c1 (unregistering): left promiscuous mode
[  487.139246] br0: port 1(c1) entered disabled state
[  487.156282] br0: port 2(c2) entered disabled state
[  487.156427] c2 (unregistering): left allmulticast mode
[  487.156454] c2 (unregistering): left promiscuous mode
[  487.156483] br0: port 2(c2) entered disabled state
[  487.174255] br0: port 3(c3) entered disabled state
[  487.174563] c3 (unregistering): left allmulticast mode
[  487.174592] c3 (unregistering): left promiscuous mode
[  487.174622] br0: port 3(c3) entered disabled state
[  487.196284] sender: left allmulticast mode
[  487.196313] sender: left promiscuous mode
[  487.196342] br0: port 4(sender) entered disabled state