[  428.015312] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  428.030375] br0: port 1(c1) entered blocking state
[  428.030422] br0: port 1(c1) entered disabled state
[  428.030456] c1: entered allmulticast mode
[  428.030497] c1: entered promiscuous mode
[  428.044441] br0: port 2(c2) entered blocking state
[  428.044482] br0: port 2(c2) entered disabled state
[  428.044517] c2: entered allmulticast mode
[  428.044558] c2: entered promiscuous mode
[  428.058783] br0: port 3(c3) entered blocking state
[  428.058852] br0: port 3(c3) entered disabled state
[  428.058919] c3: entered allmulticast mode
[  428.059007] c3: entered promiscuous mode
[  428.073361] br0: port 4(sender) entered blocking state
[  428.073427] br0: port 4(sender) entered disabled state
[  428.073499] sender: entered allmulticast mode
[  428.073584] sender: entered promiscuous mode
[  428.078998] br0: port 4(sender) entered blocking state
[  428.079034] br0: port 4(sender) entered forwarding state
[  428.079069] br0: port 3(c3) entered blocking state
[  428.079104] br0: port 3(c3) entered forwarding state
[  428.079132] br0: port 2(c2) entered blocking state
[  428.079165] br0: port 2(c2) entered forwarding state
[  428.079196] br0: port 1(c1) entered blocking state
[  428.079225] br0: port 1(c1) entered forwarding state
[  428.085860] Bridge firewalling registered
[  438.714393] br0: port 1(c1) entered disabled state
[  438.714607] c1 (unregistering): left allmulticast mode
[  438.714677] c1 (unregistering): left promiscuous mode
[  438.714740] br0: port 1(c1) entered disabled state
[  438.746379] br0: port 3(c3) entered disabled state
[  438.746472] br0: port 2(c2) entered disabled state
[  438.746637] c3 (unregistering): left allmulticast mode
[  438.746669] c3 (unregistering): left promiscuous mode
[  438.746696] br0: port 3(c3) entered disabled state
[  438.746966] c2 (unregistering): left allmulticast mode
[  438.746996] c2 (unregistering): left promiscuous mode
[  438.747030] br0: port 2(c2) entered disabled state
[  438.770352] sender: left allmulticast mode
[  438.770382] sender: left promiscuous mode
[  438.770413] br0: port 4(sender) entered disabled state