[  399.268704] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  399.283078] br0: port 1(c1) entered blocking state
[  399.283137] br0: port 1(c1) entered disabled state
[  399.283177] c1: entered allmulticast mode
[  399.283226] c1: entered promiscuous mode
[  399.297732] br0: port 2(c2) entered blocking state
[  399.297777] br0: port 2(c2) entered disabled state
[  399.297812] c2: entered allmulticast mode
[  399.297874] c2: entered promiscuous mode
[  399.311223] br0: port 3(c3) entered blocking state
[  399.311267] br0: port 3(c3) entered disabled state
[  399.311301] c3: entered allmulticast mode
[  399.311352] c3: entered promiscuous mode
[  399.324396] br0: port 4(sender) entered blocking state
[  399.324467] br0: port 4(sender) entered disabled state
[  399.324529] sender: entered allmulticast mode
[  399.324609] sender: entered promiscuous mode
[  399.329794] br0: port 4(sender) entered blocking state
[  399.329863] br0: port 4(sender) entered forwarding state
[  399.329925] br0: port 3(c3) entered blocking state
[  399.329986] br0: port 3(c3) entered forwarding state
[  399.330056] br0: port 2(c2) entered blocking state
[  399.330115] br0: port 2(c2) entered forwarding state
[  399.330176] br0: port 1(c1) entered blocking state
[  399.330234] br0: port 1(c1) entered forwarding state
[  399.337364] Bridge firewalling registered
[  410.009958] br0: port 1(c1) entered disabled state
[  410.010240] c1 (unregistering): left allmulticast mode
[  410.010276] c1 (unregistering): left promiscuous mode
[  410.010305] br0: port 1(c1) entered disabled state
[  410.034992] br0: port 2(c2) entered disabled state
[  410.035201] c2 (unregistering): left allmulticast mode
[  410.035238] c2 (unregistering): left promiscuous mode
[  410.035277] br0: port 2(c2) entered disabled state
[  410.056968] br0: port 4(sender) entered disabled state
[  410.057111] br0: port 3(c3) entered disabled state
[  410.057271] sender (unregistering): left allmulticast mode
[  410.057306] sender (unregistering): left promiscuous mode
[  410.057342] br0: port 4(sender) entered disabled state
[  410.057564] c3 (unregistering): left allmulticast mode
[  410.057604] c3 (unregistering): left promiscuous mode
[  410.057640] br0: port 3(c3) entered disabled state