[  397.216178] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  397.231782] br0: port 1(c1) entered blocking state
[  397.231877] br0: port 1(c1) entered disabled state
[  397.231944] c1: entered allmulticast mode
[  397.232039] c1: entered promiscuous mode
[  397.248546] br0: port 2(c2) entered blocking state
[  397.248642] br0: port 2(c2) entered disabled state
[  397.248733] c2: entered allmulticast mode
[  397.248811] c2: entered promiscuous mode
[  397.264540] br0: port 3(c3) entered blocking state
[  397.264657] br0: port 3(c3) entered disabled state
[  397.264773] c3: entered allmulticast mode
[  397.264892] c3: entered promiscuous mode
[  397.280185] br0: port 4(sender) entered blocking state
[  397.280276] br0: port 4(sender) entered disabled state
[  397.280337] sender: entered allmulticast mode
[  397.280401] sender: entered promiscuous mode
[  397.286509] br0: port 4(sender) entered blocking state
[  397.286603] br0: port 4(sender) entered forwarding state
[  397.286681] br0: port 3(c3) entered blocking state
[  397.286761] br0: port 3(c3) entered forwarding state
[  397.286832] br0: port 2(c2) entered blocking state
[  397.286915] br0: port 2(c2) entered forwarding state
[  397.286990] br0: port 1(c1) entered blocking state
[  397.287087] br0: port 1(c1) entered forwarding state
[  397.295761] Bridge firewalling registered
[  407.908465] br0: port 1(c1) entered disabled state
[  407.908688] c1 (unregistering): left allmulticast mode
[  407.908753] c1 (unregistering): left promiscuous mode
[  407.908856] br0: port 1(c1) entered disabled state
[  407.934440] br0: port 3(c3) entered disabled state
[  407.934532] br0: port 2(c2) entered disabled state
[  407.934647] c3 (unregistering): left allmulticast mode
[  407.934680] c3 (unregistering): left promiscuous mode
[  407.934719] br0: port 3(c3) entered disabled state
[  407.934903] c2 (unregistering): left allmulticast mode
[  407.934936] c2 (unregistering): left promiscuous mode
[  407.934967] br0: port 2(c2) entered disabled state
[  407.949469] sender: left allmulticast mode
[  407.949513] sender: left promiscuous mode
[  407.949551] br0: port 4(sender) entered disabled state