[  400.870107] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  400.886720] br0: port 1(c1) entered blocking state
[  400.886762] br0: port 1(c1) entered disabled state
[  400.886795] c1: entered allmulticast mode
[  400.886842] c1: entered promiscuous mode
[  400.900599] br0: port 2(c2) entered blocking state
[  400.900670] br0: port 2(c2) entered disabled state
[  400.900754] c2: entered allmulticast mode
[  400.900839] c2: entered promiscuous mode
[  400.914516] br0: port 3(c3) entered blocking state
[  400.914580] br0: port 3(c3) entered disabled state
[  400.914649] c3: entered allmulticast mode
[  400.914745] c3: entered promiscuous mode
[  400.928497] br0: port 4(sender) entered blocking state
[  400.928559] br0: port 4(sender) entered disabled state
[  400.928627] sender: entered allmulticast mode
[  400.928727] sender: entered promiscuous mode
[  400.934130] br0: port 4(sender) entered blocking state
[  400.934170] br0: port 4(sender) entered forwarding state
[  400.934201] br0: port 3(c3) entered blocking state
[  400.934233] br0: port 3(c3) entered forwarding state
[  400.934265] br0: port 2(c2) entered blocking state
[  400.934290] br0: port 2(c2) entered forwarding state
[  400.934318] br0: port 1(c1) entered blocking state
[  400.934343] br0: port 1(c1) entered forwarding state
[  400.941920] Bridge firewalling registered
[  411.570806] br0: port 1(c1) entered disabled state
[  411.571010] c1 (unregistering): left allmulticast mode
[  411.571051] c1 (unregistering): left promiscuous mode
[  411.571087] br0: port 1(c1) entered disabled state
[  411.603780] br0: port 2(c2) entered disabled state
[  411.604010] c2 (unregistering): left allmulticast mode
[  411.604046] c2 (unregistering): left promiscuous mode
[  411.604081] br0: port 2(c2) entered disabled state
[  411.636760] br0: port 4(sender) entered disabled state
[  411.636845] br0: port 3(c3) entered disabled state
[  411.636973] sender (unregistering): left allmulticast mode
[  411.637010] sender (unregistering): left promiscuous mode
[  411.637062] br0: port 4(sender) entered disabled state
[  411.637348] c3 (unregistering): left allmulticast mode
[  411.637383] c3 (unregistering): left promiscuous mode
[  411.637427] br0: port 3(c3) entered disabled state