[  427.243518] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  427.259111] br0: port 1(c1) entered blocking state
[  427.259154] br0: port 1(c1) entered disabled state
[  427.259189] c1: entered allmulticast mode
[  427.259237] c1: entered promiscuous mode
[  427.274298] br0: port 2(c2) entered blocking state
[  427.274333] br0: port 2(c2) entered disabled state
[  427.274374] c2: entered allmulticast mode
[  427.274434] c2: entered promiscuous mode
[  427.288875] br0: port 3(c3) entered blocking state
[  427.288945] br0: port 3(c3) entered disabled state
[  427.289014] c3: entered allmulticast mode
[  427.289094] c3: entered promiscuous mode
[  427.303939] br0: port 4(sender) entered blocking state
[  427.304006] br0: port 4(sender) entered disabled state
[  427.304075] sender: entered allmulticast mode
[  427.304169] sender: entered promiscuous mode
[  427.310270] br0: port 4(sender) entered blocking state
[  427.310303] br0: port 4(sender) entered forwarding state
[  427.310339] br0: port 3(c3) entered blocking state
[  427.310370] br0: port 3(c3) entered forwarding state
[  427.310402] br0: port 2(c2) entered blocking state
[  427.310428] br0: port 2(c2) entered forwarding state
[  427.310458] br0: port 1(c1) entered blocking state
[  427.310489] br0: port 1(c1) entered forwarding state
[  427.317521] Bridge firewalling registered
[  437.914924] br0: port 1(c1) entered disabled state
[  437.915160] c1 (unregistering): left allmulticast mode
[  437.915208] c1 (unregistering): left promiscuous mode
[  437.915240] br0: port 1(c1) entered disabled state
[  437.942056] br0: port 3(c3) entered disabled state
[  437.942139] br0: port 2(c2) entered disabled state
[  437.942329] c3 (unregistering): left allmulticast mode
[  437.942371] c3 (unregistering): left promiscuous mode
[  437.942405] br0: port 3(c3) entered disabled state
[  437.942703] c2 (unregistering): left allmulticast mode
[  437.942743] c2 (unregistering): left promiscuous mode
[  437.942775] br0: port 2(c2) entered disabled state
[  437.970928] sender: left allmulticast mode
[  437.970996] sender: left promiscuous mode
[  437.971030] br0: port 4(sender) entered disabled state