[  417.238503] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  417.255113] br0: port 1(c1) entered blocking state
[  417.255183] br0: port 1(c1) entered disabled state
[  417.255250] c1: entered allmulticast mode
[  417.255335] c1: entered promiscuous mode
[  417.270685] br0: port 2(c2) entered blocking state
[  417.270760] br0: port 2(c2) entered disabled state
[  417.270835] c2: entered allmulticast mode
[  417.270917] c2: entered promiscuous mode
[  417.286125] br0: port 3(c3) entered blocking state
[  417.286190] br0: port 3(c3) entered disabled state
[  417.286256] c3: entered allmulticast mode
[  417.286333] c3: entered promiscuous mode
[  417.301573] br0: port 4(sender) entered blocking state
[  417.301605] br0: port 4(sender) entered disabled state
[  417.301639] sender: entered allmulticast mode
[  417.301694] sender: entered promiscuous mode
[  417.308263] br0: port 4(sender) entered blocking state
[  417.308305] br0: port 4(sender) entered forwarding state
[  417.308336] br0: port 3(c3) entered blocking state
[  417.308365] br0: port 3(c3) entered forwarding state
[  417.308400] br0: port 2(c2) entered blocking state
[  417.308432] br0: port 2(c2) entered forwarding state
[  417.308460] br0: port 1(c1) entered blocking state
[  417.308489] br0: port 1(c1) entered forwarding state
[  417.315874] Bridge firewalling registered
[  427.949846] br0: port 1(c1) entered disabled state
[  427.950132] c1 (unregistering): left allmulticast mode
[  427.950172] c1 (unregistering): left promiscuous mode
[  427.950207] br0: port 1(c1) entered disabled state
[  427.972120] br0: port 2(c2) entered disabled state
[  427.972354] c2 (unregistering): left allmulticast mode
[  427.972395] c2 (unregistering): left promiscuous mode
[  427.972434] br0: port 2(c2) entered disabled state
[  427.992056] br0: port 4(sender) entered disabled state
[  427.992147] br0: port 3(c3) entered disabled state
[  427.992301] sender (unregistering): left allmulticast mode
[  427.992332] sender (unregistering): left promiscuous mode
[  427.992362] br0: port 4(sender) entered disabled state
[  427.992615] c3 (unregistering): left allmulticast mode
[  427.992650] c3 (unregistering): left promiscuous mode
[  427.992682] br0: port 3(c3) entered disabled state