[  400.908383] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  400.925034] br0: port 1(c1) entered blocking state
[  400.925093] br0: port 1(c1) entered disabled state
[  400.925128] c1: entered allmulticast mode
[  400.925166] c1: entered promiscuous mode
[  400.940212] br0: port 2(c2) entered blocking state
[  400.940264] br0: port 2(c2) entered disabled state
[  400.940295] c2: entered allmulticast mode
[  400.940334] c2: entered promiscuous mode
[  400.955401] br0: port 3(c3) entered blocking state
[  400.955486] br0: port 3(c3) entered disabled state
[  400.955547] c3: entered allmulticast mode
[  400.955616] c3: entered promiscuous mode
[  400.970613] br0: port 4(sender) entered blocking state
[  400.970664] br0: port 4(sender) entered disabled state
[  400.970693] sender: entered allmulticast mode
[  400.970737] sender: entered promiscuous mode
[  400.976645] br0: port 4(sender) entered blocking state
[  400.976704] br0: port 4(sender) entered forwarding state
[  400.976730] br0: port 3(c3) entered blocking state
[  400.976753] br0: port 3(c3) entered forwarding state
[  400.976785] br0: port 2(c2) entered blocking state
[  400.976814] br0: port 2(c2) entered forwarding state
[  400.976842] br0: port 1(c1) entered blocking state
[  400.976872] br0: port 1(c1) entered forwarding state
[  400.984916] Bridge firewalling registered
[  411.674047] br0: port 1(c1) entered disabled state
[  411.674468] c1 (unregistering): left allmulticast mode
[  411.674587] c1 (unregistering): left promiscuous mode
[  411.674637] br0: port 1(c1) entered disabled state
[  411.695853] br0: port 2(c2) entered disabled state
[  411.696015] c2 (unregistering): left allmulticast mode
[  411.696052] c2 (unregistering): left promiscuous mode
[  411.696146] br0: port 2(c2) entered disabled state
[  411.720872] br0: port 4(sender) entered disabled state
[  411.720967] br0: port 3(c3) entered disabled state
[  411.721187] sender (unregistering): left allmulticast mode
[  411.721312] sender (unregistering): left promiscuous mode
[  411.721366] br0: port 4(sender) entered disabled state
[  411.721682] c3 (unregistering): left allmulticast mode
[  411.721738] c3 (unregistering): left promiscuous mode
[  411.721774] br0: port 3(c3) entered disabled state