[  406.897118] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  406.910218] br0: port 1(c1) entered blocking state
[  406.910289] br0: port 1(c1) entered disabled state
[  406.910356] c1: entered allmulticast mode
[  406.910447] c1: entered promiscuous mode
[  406.924355] br0: port 2(c2) entered blocking state
[  406.924399] br0: port 2(c2) entered disabled state
[  406.924436] c2: entered allmulticast mode
[  406.924491] c2: entered promiscuous mode
[  406.936988] br0: port 3(c3) entered blocking state
[  406.937026] br0: port 3(c3) entered disabled state
[  406.937063] c3: entered allmulticast mode
[  406.937106] c3: entered promiscuous mode
[  406.949599] br0: port 4(sender) entered blocking state
[  406.949663] br0: port 4(sender) entered disabled state
[  406.949731] sender: entered allmulticast mode
[  406.949814] sender: entered promiscuous mode
[  406.954846] br0: port 4(sender) entered blocking state
[  406.954882] br0: port 4(sender) entered forwarding state
[  406.954916] br0: port 3(c3) entered blocking state
[  406.954946] br0: port 3(c3) entered forwarding state
[  406.954978] br0: port 2(c2) entered blocking state
[  406.955008] br0: port 2(c2) entered forwarding state
[  406.955039] br0: port 1(c1) entered blocking state
[  406.955070] br0: port 1(c1) entered forwarding state
[  406.962025] Bridge firewalling registered
[  417.587616] br0: port 1(c1) entered disabled state
[  417.587825] c1 (unregistering): left allmulticast mode
[  417.587867] c1 (unregistering): left promiscuous mode
[  417.587898] br0: port 1(c1) entered disabled state
[  417.612602] br0: port 2(c2) entered disabled state
[  417.612766] c2 (unregistering): left allmulticast mode
[  417.612802] c2 (unregistering): left promiscuous mode
[  417.612835] br0: port 2(c2) entered disabled state
[  417.635555] sender: left allmulticast mode
[  417.635622] sender: left promiscuous mode
[  417.635662] br0: port 4(sender) entered disabled state
[  417.635740] c3: left allmulticast mode
[  417.635797] c3: left promiscuous mode
[  417.635831] br0: port 3(c3) entered disabled state