[  447.096912] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  447.113873] br0: port 1(c1) entered blocking state
[  447.113989] br0: port 1(c1) entered disabled state
[  447.114063] c1: entered allmulticast mode
[  447.114155] c1: entered promiscuous mode
[  447.130694] br0: port 2(c2) entered blocking state
[  447.130773] br0: port 2(c2) entered disabled state
[  447.130846] c2: entered allmulticast mode
[  447.130977] c2: entered promiscuous mode
[  447.147381] br0: port 3(c3) entered blocking state
[  447.147460] br0: port 3(c3) entered disabled state
[  447.147535] c3: entered allmulticast mode
[  447.147630] c3: entered promiscuous mode
[  447.164291] br0: port 4(sender) entered blocking state
[  447.164354] br0: port 4(sender) entered disabled state
[  447.164394] sender: entered allmulticast mode
[  447.164459] sender: entered promiscuous mode
[  447.171046] br0: port 4(sender) entered blocking state
[  447.171083] br0: port 4(sender) entered forwarding state
[  447.171120] br0: port 3(c3) entered blocking state
[  447.171154] br0: port 3(c3) entered forwarding state
[  447.171188] br0: port 2(c2) entered blocking state
[  447.171223] br0: port 2(c2) entered forwarding state
[  447.171256] br0: port 1(c1) entered blocking state
[  447.171283] br0: port 1(c1) entered forwarding state
[  447.178727] Bridge firewalling registered
[  457.810388] br0: port 1(c1) entered disabled state
[  457.810631] c1 (unregistering): left allmulticast mode
[  457.810666] c1 (unregistering): left promiscuous mode
[  457.810701] br0: port 1(c1) entered disabled state
[  457.834083] br0: port 2(c2) entered disabled state
[  457.834295] c2 (unregistering): left allmulticast mode
[  457.834336] c2 (unregistering): left promiscuous mode
[  457.834375] br0: port 2(c2) entered disabled state
[  457.853056] br0: port 3(c3) entered disabled state
[  457.853247] c3 (unregistering): left allmulticast mode
[  457.853287] c3 (unregistering): left promiscuous mode
[  457.853320] br0: port 3(c3) entered disabled state
[  457.871000] sender: left allmulticast mode
[  457.871087] sender: left promiscuous mode
[  457.871127] br0: port 4(sender) entered disabled state