[  414.730122] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  414.744370] br0: port 1(c1) entered blocking state
[  414.744416] br0: port 1(c1) entered disabled state
[  414.744448] c1: entered allmulticast mode
[  414.744496] c1: entered promiscuous mode
[  414.757030] br0: port 2(c2) entered blocking state
[  414.757075] br0: port 2(c2) entered disabled state
[  414.757107] c2: entered allmulticast mode
[  414.757154] c2: entered promiscuous mode
[  414.769671] br0: port 3(c3) entered blocking state
[  414.769706] br0: port 3(c3) entered disabled state
[  414.769738] c3: entered allmulticast mode
[  414.769788] c3: entered promiscuous mode
[  414.782325] br0: port 4(sender) entered blocking state
[  414.782397] br0: port 4(sender) entered disabled state
[  414.782463] sender: entered allmulticast mode
[  414.782548] sender: entered promiscuous mode
[  414.787453] br0: port 4(sender) entered blocking state
[  414.787524] br0: port 4(sender) entered forwarding state
[  414.787588] br0: port 3(c3) entered blocking state
[  414.787649] br0: port 3(c3) entered forwarding state
[  414.787712] br0: port 2(c2) entered blocking state
[  414.787781] br0: port 2(c2) entered forwarding state
[  414.787845] br0: port 1(c1) entered blocking state
[  414.787906] br0: port 1(c1) entered forwarding state
[  414.794874] Bridge firewalling registered
[  425.414882] br0: port 1(c1) entered disabled state
[  425.415060] c1 (unregistering): left allmulticast mode
[  425.415106] c1 (unregistering): left promiscuous mode
[  425.415140] br0: port 1(c1) entered disabled state
[  425.433881] br0: port 2(c2) entered disabled state
[  425.434070] c2 (unregistering): left allmulticast mode
[  425.434108] c2 (unregistering): left promiscuous mode
[  425.434141] br0: port 2(c2) entered disabled state
[  425.458860] br0: port 4(sender) entered disabled state
[  425.458938] br0: port 3(c3) entered disabled state
[  425.459080] sender (unregistering): left allmulticast mode
[  425.459118] sender (unregistering): left promiscuous mode
[  425.459153] br0: port 4(sender) entered disabled state
[  425.459431] c3 (unregistering): left allmulticast mode
[  425.459471] c3 (unregistering): left promiscuous mode
[  425.459510] br0: port 3(c3) entered disabled state