[  419.124030] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  419.139485] br0: port 1(c1) entered blocking state
[  419.139521] br0: port 1(c1) entered disabled state
[  419.139564] c1: entered allmulticast mode
[  419.139608] c1: entered promiscuous mode
[  419.153892] br0: port 2(c2) entered blocking state
[  419.153936] br0: port 2(c2) entered disabled state
[  419.153966] c2: entered allmulticast mode
[  419.154012] c2: entered promiscuous mode
[  419.168416] br0: port 3(c3) entered blocking state
[  419.168451] br0: port 3(c3) entered disabled state
[  419.168483] c3: entered allmulticast mode
[  419.168529] c3: entered promiscuous mode
[  419.182962] br0: port 4(sender) entered blocking state
[  419.182994] br0: port 4(sender) entered disabled state
[  419.183026] sender: entered allmulticast mode
[  419.183074] sender: entered promiscuous mode
[  419.188643] br0: port 4(sender) entered blocking state
[  419.188679] br0: port 4(sender) entered forwarding state
[  419.188713] br0: port 3(c3) entered blocking state
[  419.188744] br0: port 3(c3) entered forwarding state
[  419.188772] br0: port 2(c2) entered blocking state
[  419.188801] br0: port 2(c2) entered forwarding state
[  419.188830] br0: port 1(c1) entered blocking state
[  419.188860] br0: port 1(c1) entered forwarding state
[  419.195364] Bridge firewalling registered
[  429.848271] br0: port 1(c1) entered disabled state
[  429.848492] c1 (unregistering): left allmulticast mode
[  429.848527] c1 (unregistering): left promiscuous mode
[  429.848556] br0: port 1(c1) entered disabled state
[  429.869366] br0: port 2(c2) entered disabled state
[  429.869536] c2 (unregistering): left allmulticast mode
[  429.869573] c2 (unregistering): left promiscuous mode
[  429.869603] br0: port 2(c2) entered disabled state
[  429.891320] sender: left allmulticast mode
[  429.891411] sender: left promiscuous mode
[  429.891446] br0: port 4(sender) entered disabled state
[  429.891593] c3: left allmulticast mode
[  429.891625] c3: left promiscuous mode
[  429.891661] br0: port 3(c3) entered disabled state