[  413.044203] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  413.059398] br0: port 1(c1) entered blocking state
[  413.059439] br0: port 1(c1) entered disabled state
[  413.059482] c1: entered allmulticast mode
[  413.059527] c1: entered promiscuous mode
[  413.073811] br0: port 2(c2) entered blocking state
[  413.073847] br0: port 2(c2) entered disabled state
[  413.073882] c2: entered allmulticast mode
[  413.073927] c2: entered promiscuous mode
[  413.088196] br0: port 3(c3) entered blocking state
[  413.088228] br0: port 3(c3) entered disabled state
[  413.088264] c3: entered allmulticast mode
[  413.088310] c3: entered promiscuous mode
[  413.102508] br0: port 4(sender) entered blocking state
[  413.102541] br0: port 4(sender) entered disabled state
[  413.102574] sender: entered allmulticast mode
[  413.102624] sender: entered promiscuous mode
[  413.108157] br0: port 4(sender) entered blocking state
[  413.108188] br0: port 4(sender) entered forwarding state
[  413.108230] br0: port 3(c3) entered blocking state
[  413.108264] br0: port 3(c3) entered forwarding state
[  413.108296] br0: port 2(c2) entered blocking state
[  413.108330] br0: port 2(c2) entered forwarding state
[  413.108362] br0: port 1(c1) entered blocking state
[  413.108392] br0: port 1(c1) entered forwarding state
[  413.114823] Bridge firewalling registered
[  423.727995] br0: port 1(c1) entered disabled state
[  423.728221] c1 (unregistering): left allmulticast mode
[  423.728288] c1 (unregistering): left promiscuous mode
[  423.728352] br0: port 1(c1) entered disabled state
[  423.755113] br0: port 3(c3) entered disabled state
[  423.755198] br0: port 2(c2) entered disabled state
[  423.755368] c3 (unregistering): left allmulticast mode
[  423.755421] c3 (unregistering): left promiscuous mode
[  423.755455] br0: port 3(c3) entered disabled state
[  423.755772] c2 (unregistering): left allmulticast mode
[  423.755816] c2 (unregistering): left promiscuous mode
[  423.755847] br0: port 2(c2) entered disabled state
[  423.787047] sender: left allmulticast mode
[  423.787115] sender: left promiscuous mode
[  423.787149] br0: port 4(sender) entered disabled state