[  408.483431] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  408.497748] br0: port 1(c1) entered blocking state
[  408.497792] br0: port 1(c1) entered disabled state
[  408.497829] c1: entered allmulticast mode
[  408.497880] c1: entered promiscuous mode
[  408.510542] br0: port 2(c2) entered blocking state
[  408.510587] br0: port 2(c2) entered disabled state
[  408.510637] c2: entered allmulticast mode
[  408.510680] c2: entered promiscuous mode
[  408.523117] br0: port 3(c3) entered blocking state
[  408.523160] br0: port 3(c3) entered disabled state
[  408.523194] c3: entered allmulticast mode
[  408.523243] c3: entered promiscuous mode
[  408.536562] br0: port 4(sender) entered blocking state
[  408.536606] br0: port 4(sender) entered disabled state
[  408.536645] sender: entered allmulticast mode
[  408.536698] sender: entered promiscuous mode
[  408.541742] br0: port 4(sender) entered blocking state
[  408.541809] br0: port 4(sender) entered forwarding state
[  408.541892] br0: port 3(c3) entered blocking state
[  408.541935] br0: port 3(c3) entered forwarding state
[  408.541969] br0: port 2(c2) entered blocking state
[  408.542003] br0: port 2(c2) entered forwarding state
[  408.542031] br0: port 1(c1) entered blocking state
[  408.542105] br0: port 1(c1) entered forwarding state
[  408.549785] Bridge firewalling registered
[  419.226960] br0: port 1(c1) entered disabled state
[  419.227161] c1 (unregistering): left allmulticast mode
[  419.227199] c1 (unregistering): left promiscuous mode
[  419.227235] br0: port 1(c1) entered disabled state
[  419.250920] br0: port 2(c2) entered disabled state
[  419.251066] c2 (unregistering): left allmulticast mode
[  419.251098] c2 (unregistering): left promiscuous mode
[  419.251129] br0: port 2(c2) entered disabled state
[  419.270942] br0: port 4(sender) entered disabled state
[  419.271034] br0: port 3(c3) entered disabled state
[  419.271167] sender (unregistering): left allmulticast mode
[  419.271198] sender (unregistering): left promiscuous mode
[  419.271228] br0: port 4(sender) entered disabled state
[  419.271422] c3 (unregistering): left allmulticast mode
[  419.271452] c3 (unregistering): left promiscuous mode
[  419.271484] br0: port 3(c3) entered disabled state