[  408.271321] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  408.288079] br0: port 1(c1) entered blocking state
[  408.288149] br0: port 1(c1) entered disabled state
[  408.288217] c1: entered allmulticast mode
[  408.288297] c1: entered promiscuous mode
[  408.302372] br0: port 2(c2) entered blocking state
[  408.302436] br0: port 2(c2) entered disabled state
[  408.302503] c2: entered allmulticast mode
[  408.302583] c2: entered promiscuous mode
[  408.316527] br0: port 3(c3) entered blocking state
[  408.316589] br0: port 3(c3) entered disabled state
[  408.316667] c3: entered allmulticast mode
[  408.316747] c3: entered promiscuous mode
[  408.330588] br0: port 4(sender) entered blocking state
[  408.330660] br0: port 4(sender) entered disabled state
[  408.330722] sender: entered allmulticast mode
[  408.330807] sender: entered promiscuous mode
[  408.336082] br0: port 4(sender) entered blocking state
[  408.336124] br0: port 4(sender) entered forwarding state
[  408.336157] br0: port 3(c3) entered blocking state
[  408.336186] br0: port 3(c3) entered forwarding state
[  408.336218] br0: port 2(c2) entered blocking state
[  408.336245] br0: port 2(c2) entered forwarding state
[  408.336275] br0: port 1(c1) entered blocking state
[  408.336304] br0: port 1(c1) entered forwarding state
[  408.343513] Bridge firewalling registered
[  419.024779] br0: port 1(c1) entered disabled state
[  419.025074] c1 (unregistering): left allmulticast mode
[  419.025173] c1 (unregistering): left promiscuous mode
[  419.025204] br0: port 1(c1) entered disabled state
[  419.051821] br0: port 2(c2) entered disabled state
[  419.052080] c2 (unregistering): left allmulticast mode
[  419.052118] c2 (unregistering): left promiscuous mode
[  419.052143] br0: port 2(c2) entered disabled state
[  419.085737] br0: port 4(sender) entered disabled state
[  419.085810] br0: port 3(c3) entered disabled state
[  419.085998] sender (unregistering): left allmulticast mode
[  419.086057] sender (unregistering): left promiscuous mode
[  419.086086] br0: port 4(sender) entered disabled state
[  419.086309] c3 (unregistering): left allmulticast mode
[  419.086341] c3 (unregistering): left promiscuous mode
[  419.086365] br0: port 3(c3) entered disabled state