[  401.628686] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  401.641446] br0: port 1(c1) entered blocking state
[  401.641522] br0: port 1(c1) entered disabled state
[  401.641586] c1: entered allmulticast mode
[  401.641663] c1: entered promiscuous mode
[  401.655367] br0: port 2(c2) entered blocking state
[  401.655446] br0: port 2(c2) entered disabled state
[  401.655514] c2: entered allmulticast mode
[  401.655591] c2: entered promiscuous mode
[  401.668197] br0: port 3(c3) entered blocking state
[  401.668235] br0: port 3(c3) entered disabled state
[  401.668271] c3: entered allmulticast mode
[  401.668313] c3: entered promiscuous mode
[  401.680856] br0: port 4(sender) entered blocking state
[  401.680894] br0: port 4(sender) entered disabled state
[  401.680925] sender: entered allmulticast mode
[  401.680977] sender: entered promiscuous mode
[  401.685785] br0: port 4(sender) entered blocking state
[  401.685824] br0: port 4(sender) entered forwarding state
[  401.685859] br0: port 3(c3) entered blocking state
[  401.685893] br0: port 3(c3) entered forwarding state
[  401.685920] br0: port 2(c2) entered blocking state
[  401.685952] br0: port 2(c2) entered forwarding state
[  401.685983] br0: port 1(c1) entered blocking state
[  401.686011] br0: port 1(c1) entered forwarding state
[  401.693030] Bridge firewalling registered
[  412.300914] br0: port 1(c1) entered disabled state
[  412.301087] c1 (unregistering): left allmulticast mode
[  412.301125] c1 (unregistering): left promiscuous mode
[  412.301156] br0: port 1(c1) entered disabled state
[  412.324900] br0: port 2(c2) entered disabled state
[  412.325036] c2 (unregistering): left allmulticast mode
[  412.325071] c2 (unregistering): left promiscuous mode
[  412.325099] br0: port 2(c2) entered disabled state
[  412.346909] br0: port 4(sender) entered disabled state
[  412.346989] br0: port 3(c3) entered disabled state
[  412.347115] sender (unregistering): left allmulticast mode
[  412.347151] sender (unregistering): left promiscuous mode
[  412.347183] br0: port 4(sender) entered disabled state
[  412.347350] c3 (unregistering): left allmulticast mode
[  412.347393] c3 (unregistering): left promiscuous mode
[  412.347430] br0: port 3(c3) entered disabled state