[  397.207220] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  397.223096] br0: port 1(c1) entered blocking state
[  397.223141] br0: port 1(c1) entered disabled state
[  397.223184] c1: entered allmulticast mode
[  397.223226] c1: entered promiscuous mode
[  397.236412] br0: port 2(c2) entered blocking state
[  397.236456] br0: port 2(c2) entered disabled state
[  397.236489] c2: entered allmulticast mode
[  397.236532] c2: entered promiscuous mode
[  397.249694] br0: port 3(c3) entered blocking state
[  397.249765] br0: port 3(c3) entered disabled state
[  397.249845] c3: entered allmulticast mode
[  397.249933] c3: entered promiscuous mode
[  397.262970] br0: port 4(sender) entered blocking state
[  397.263040] br0: port 4(sender) entered disabled state
[  397.263114] sender: entered allmulticast mode
[  397.263210] sender: entered promiscuous mode
[  397.268332] br0: port 4(sender) entered blocking state
[  397.268375] br0: port 4(sender) entered forwarding state
[  397.268417] br0: port 3(c3) entered blocking state
[  397.268448] br0: port 3(c3) entered forwarding state
[  397.268474] br0: port 2(c2) entered blocking state
[  397.268503] br0: port 2(c2) entered forwarding state
[  397.268533] br0: port 1(c1) entered blocking state
[  397.268561] br0: port 1(c1) entered forwarding state
[  397.275907] Bridge firewalling registered
[  407.913944] br0: port 1(c1) entered disabled state
[  407.914509] c1 (unregistering): left allmulticast mode
[  407.914548] c1 (unregistering): left promiscuous mode
[  407.914576] br0: port 1(c1) entered disabled state
[  407.939039] br0: port 3(c3) entered disabled state
[  407.939164] br0: port 2(c2) entered disabled state
[  407.939481] c3 (unregistering): left allmulticast mode
[  407.939551] c3 (unregistering): left promiscuous mode
[  407.939587] br0: port 3(c3) entered disabled state
[  407.939863] c2 (unregistering): left allmulticast mode
[  407.939903] c2 (unregistering): left promiscuous mode
[  407.939930] br0: port 2(c2) entered disabled state
[  407.955885] sender: left allmulticast mode
[  407.955954] sender: left promiscuous mode
[  407.955990] br0: port 4(sender) entered disabled state