[  432.223634] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  432.238967] br0: port 1(c1) entered blocking state
[  432.239006] br0: port 1(c1) entered disabled state
[  432.239049] c1: entered allmulticast mode
[  432.239105] c1: entered promiscuous mode
[  432.253662] br0: port 2(c2) entered blocking state
[  432.253710] br0: port 2(c2) entered disabled state
[  432.253746] c2: entered allmulticast mode
[  432.253788] c2: entered promiscuous mode
[  432.268312] br0: port 3(c3) entered blocking state
[  432.268383] br0: port 3(c3) entered disabled state
[  432.268452] c3: entered allmulticast mode
[  432.268541] c3: entered promiscuous mode
[  432.282949] br0: port 4(sender) entered blocking state
[  432.282990] br0: port 4(sender) entered disabled state
[  432.283030] sender: entered allmulticast mode
[  432.283088] sender: entered promiscuous mode
[  432.288641] br0: port 4(sender) entered blocking state
[  432.288677] br0: port 4(sender) entered forwarding state
[  432.288714] br0: port 3(c3) entered blocking state
[  432.288740] br0: port 3(c3) entered forwarding state
[  432.288771] br0: port 2(c2) entered blocking state
[  432.288802] br0: port 2(c2) entered forwarding state
[  432.288834] br0: port 1(c1) entered blocking state
[  432.288862] br0: port 1(c1) entered forwarding state
[  432.295490] Bridge firewalling registered
[  442.923130] br0: port 1(c1) entered disabled state
[  442.923309] c1 (unregistering): left allmulticast mode
[  442.923341] c1 (unregistering): left promiscuous mode
[  442.923375] br0: port 1(c1) entered disabled state
[  442.947137] br0: port 3(c3) entered disabled state
[  442.947215] br0: port 2(c2) entered disabled state
[  442.947402] c3 (unregistering): left allmulticast mode
[  442.947430] c3 (unregistering): left promiscuous mode
[  442.947459] br0: port 3(c3) entered disabled state
[  442.947723] c2 (unregistering): left allmulticast mode
[  442.947754] c2 (unregistering): left promiscuous mode
[  442.947783] br0: port 2(c2) entered disabled state
[  442.972099] sender: left allmulticast mode
[  442.972140] sender: left promiscuous mode
[  442.972171] br0: port 4(sender) entered disabled state