[  414.000455] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  414.015232] br0: port 1(c1) entered blocking state
[  414.015307] br0: port 1(c1) entered disabled state
[  414.015374] c1: entered allmulticast mode
[  414.015452] c1: entered promiscuous mode
[  414.029449] br0: port 2(c2) entered blocking state
[  414.029484] br0: port 2(c2) entered disabled state
[  414.029517] c2: entered allmulticast mode
[  414.029561] c2: entered promiscuous mode
[  414.043320] br0: port 3(c3) entered blocking state
[  414.043353] br0: port 3(c3) entered disabled state
[  414.043387] c3: entered allmulticast mode
[  414.043426] c3: entered promiscuous mode
[  414.057423] br0: port 4(sender) entered blocking state
[  414.057489] br0: port 4(sender) entered disabled state
[  414.057555] sender: entered allmulticast mode
[  414.057638] sender: entered promiscuous mode
[  414.063078] br0: port 4(sender) entered blocking state
[  414.063110] br0: port 4(sender) entered forwarding state
[  414.063149] br0: port 3(c3) entered blocking state
[  414.063181] br0: port 3(c3) entered forwarding state
[  414.063209] br0: port 2(c2) entered blocking state
[  414.063240] br0: port 2(c2) entered forwarding state
[  414.063269] br0: port 1(c1) entered blocking state
[  414.063296] br0: port 1(c1) entered forwarding state
[  414.069686] Bridge firewalling registered
[  424.681046] br0: port 1(c1) entered disabled state
[  424.681299] c1 (unregistering): left allmulticast mode
[  424.681337] c1 (unregistering): left promiscuous mode
[  424.681362] br0: port 1(c1) entered disabled state
[  424.716026] br0: port 3(c3) entered disabled state
[  424.716104] br0: port 2(c2) entered disabled state
[  424.716307] c3 (unregistering): left allmulticast mode
[  424.716347] c3 (unregistering): left promiscuous mode
[  424.716378] br0: port 3(c3) entered disabled state
[  424.716664] c2 (unregistering): left allmulticast mode
[  424.716700] c2 (unregistering): left promiscuous mode
[  424.716729] br0: port 2(c2) entered disabled state
[  424.745014] sender: left allmulticast mode
[  424.745084] sender: left promiscuous mode
[  424.745115] br0: port 4(sender) entered disabled state