[  401.002360] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  401.019791] br0: port 1(c1) entered blocking state
[  401.019831] br0: port 1(c1) entered disabled state
[  401.019869] c1: entered allmulticast mode
[  401.019917] c1: entered promiscuous mode
[  401.034583] br0: port 2(c2) entered blocking state
[  401.034620] br0: port 2(c2) entered disabled state
[  401.034658] c2: entered allmulticast mode
[  401.034706] c2: entered promiscuous mode
[  401.049171] br0: port 3(c3) entered blocking state
[  401.049209] br0: port 3(c3) entered disabled state
[  401.049238] c3: entered allmulticast mode
[  401.049275] c3: entered promiscuous mode
[  401.063680] br0: port 4(sender) entered blocking state
[  401.063718] br0: port 4(sender) entered disabled state
[  401.063746] sender: entered allmulticast mode
[  401.063804] sender: entered promiscuous mode
[  401.069482] br0: port 4(sender) entered blocking state
[  401.069520] br0: port 4(sender) entered forwarding state
[  401.069563] br0: port 3(c3) entered blocking state
[  401.069603] br0: port 3(c3) entered forwarding state
[  401.069633] br0: port 2(c2) entered blocking state
[  401.069665] br0: port 2(c2) entered forwarding state
[  401.069701] br0: port 1(c1) entered blocking state
[  401.069728] br0: port 1(c1) entered forwarding state
[  401.077642] Bridge firewalling registered
[  411.754883] br0: port 1(c1) entered disabled state
[  411.755080] c1 (unregistering): left allmulticast mode
[  411.755111] c1 (unregistering): left promiscuous mode
[  411.755134] br0: port 1(c1) entered disabled state
[  411.787889] br0: port 2(c2) entered disabled state
[  411.788137] c2 (unregistering): left allmulticast mode
[  411.788182] c2 (unregistering): left promiscuous mode
[  411.788214] br0: port 2(c2) entered disabled state
[  411.806882] sender: left allmulticast mode
[  411.806927] sender: left promiscuous mode
[  411.806972] br0: port 4(sender) entered disabled state
[  411.807215] c3: left allmulticast mode
[  411.807245] c3: left promiscuous mode
[  411.807278] br0: port 3(c3) entered disabled state