[  420.934799] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  420.950713] br0: port 1(c1) entered blocking state
[  420.950762] br0: port 1(c1) entered disabled state
[  420.950799] c1: entered allmulticast mode
[  420.950852] c1: entered promiscuous mode
[  420.965191] br0: port 2(c2) entered blocking state
[  420.965247] br0: port 2(c2) entered disabled state
[  420.965286] c2: entered allmulticast mode
[  420.965333] c2: entered promiscuous mode
[  420.980098] br0: port 3(c3) entered blocking state
[  420.980166] br0: port 3(c3) entered disabled state
[  420.980213] c3: entered allmulticast mode
[  420.980289] c3: entered promiscuous mode
[  420.994468] br0: port 4(sender) entered blocking state
[  420.994579] br0: port 4(sender) entered disabled state
[  420.994704] sender: entered allmulticast mode
[  420.994815] sender: entered promiscuous mode
[  421.000604] br0: port 4(sender) entered blocking state
[  421.000676] br0: port 4(sender) entered forwarding state
[  421.000749] br0: port 3(c3) entered blocking state
[  421.000789] br0: port 3(c3) entered forwarding state
[  421.000842] br0: port 2(c2) entered blocking state
[  421.000878] br0: port 2(c2) entered forwarding state
[  421.000914] br0: port 1(c1) entered blocking state
[  421.000953] br0: port 1(c1) entered forwarding state
[  421.009323] Bridge firewalling registered
[  431.652776] br0: port 1(c1) entered disabled state
[  431.652978] c1 (unregistering): left allmulticast mode
[  431.653013] c1 (unregistering): left promiscuous mode
[  431.653037] br0: port 1(c1) entered disabled state
[  431.675754] br0: port 2(c2) entered disabled state
[  431.675937] c2 (unregistering): left allmulticast mode
[  431.675982] c2 (unregistering): left promiscuous mode
[  431.676019] br0: port 2(c2) entered disabled state
[  431.700737] br0: port 4(sender) entered disabled state
[  431.700822] br0: port 3(c3) entered disabled state
[  431.700977] sender (unregistering): left allmulticast mode
[  431.701021] sender (unregistering): left promiscuous mode
[  431.701055] br0: port 4(sender) entered disabled state
[  431.701315] c3 (unregistering): left allmulticast mode
[  431.701360] c3 (unregistering): left promiscuous mode
[  431.701392] br0: port 3(c3) entered disabled state