[  404.985413] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  404.998795] br0: port 1(c1) entered blocking state
[  404.998877] br0: port 1(c1) entered disabled state
[  404.998962] c1: entered allmulticast mode
[  404.999040] c1: entered promiscuous mode
[  405.012103] br0: port 2(c2) entered blocking state
[  405.012178] br0: port 2(c2) entered disabled state
[  405.012249] c2: entered allmulticast mode
[  405.012336] c2: entered promiscuous mode
[  405.024963] br0: port 3(c3) entered blocking state
[  405.025010] br0: port 3(c3) entered disabled state
[  405.025047] c3: entered allmulticast mode
[  405.025091] c3: entered promiscuous mode
[  405.037790] br0: port 4(sender) entered blocking state
[  405.037876] br0: port 4(sender) entered disabled state
[  405.037974] sender: entered allmulticast mode
[  405.038079] sender: entered promiscuous mode
[  405.043169] br0: port 4(sender) entered blocking state
[  405.043243] br0: port 4(sender) entered forwarding state
[  405.043357] br0: port 3(c3) entered blocking state
[  405.043429] br0: port 3(c3) entered forwarding state
[  405.043497] br0: port 2(c2) entered blocking state
[  405.043586] br0: port 2(c2) entered forwarding state
[  405.043656] br0: port 1(c1) entered blocking state
[  405.043721] br0: port 1(c1) entered forwarding state
[  405.050875] Bridge firewalling registered
[  415.675917] br0: port 1(c1) entered disabled state
[  415.676153] c1 (unregistering): left allmulticast mode
[  415.676186] c1 (unregistering): left promiscuous mode
[  415.676219] br0: port 1(c1) entered disabled state
[  415.698901] br0: port 2(c2) entered disabled state
[  415.699051] c2 (unregistering): left allmulticast mode
[  415.699091] c2 (unregistering): left promiscuous mode
[  415.699127] br0: port 2(c2) entered disabled state
[  415.716920] sender: left allmulticast mode
[  415.716956] sender: left promiscuous mode
[  415.716999] br0: port 4(sender) entered disabled state
[  415.717074] c3: left allmulticast mode
[  415.717102] c3: left promiscuous mode
[  415.717129] br0: port 3(c3) entered disabled state