[  401.227331] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  401.242735] br0: port 1(c1) entered blocking state
[  401.242775] br0: port 1(c1) entered disabled state
[  401.242816] c1: entered allmulticast mode
[  401.242864] c1: entered promiscuous mode
[  401.255970] br0: port 2(c2) entered blocking state
[  401.256009] br0: port 2(c2) entered disabled state
[  401.256044] c2: entered allmulticast mode
[  401.256088] c2: entered promiscuous mode
[  401.269530] br0: port 3(c3) entered blocking state
[  401.269577] br0: port 3(c3) entered disabled state
[  401.269612] c3: entered allmulticast mode
[  401.269659] c3: entered promiscuous mode
[  401.282919] br0: port 4(sender) entered blocking state
[  401.282958] br0: port 4(sender) entered disabled state
[  401.282989] sender: entered allmulticast mode
[  401.283035] sender: entered promiscuous mode
[  401.288102] br0: port 4(sender) entered blocking state
[  401.288141] br0: port 4(sender) entered forwarding state
[  401.288173] br0: port 3(c3) entered blocking state
[  401.288203] br0: port 3(c3) entered forwarding state
[  401.288241] br0: port 2(c2) entered blocking state
[  401.288275] br0: port 2(c2) entered forwarding state
[  401.288317] br0: port 1(c1) entered blocking state
[  401.288352] br0: port 1(c1) entered forwarding state
[  401.295592] Bridge firewalling registered
[  411.949953] br0: port 1(c1) entered disabled state
[  411.950171] c1 (unregistering): left allmulticast mode
[  411.950240] c1 (unregistering): left promiscuous mode
[  411.950310] br0: port 1(c1) entered disabled state
[  411.976920] br0: port 2(c2) entered disabled state
[  411.977152] c2 (unregistering): left allmulticast mode
[  411.977269] c2 (unregistering): left promiscuous mode
[  411.977350] br0: port 2(c2) entered disabled state
[  412.001927] br0: port 4(sender) entered disabled state
[  412.002055] br0: port 3(c3) entered disabled state
[  412.002370] sender (unregistering): left allmulticast mode
[  412.002442] sender (unregistering): left promiscuous mode
[  412.002519] br0: port 4(sender) entered disabled state
[  412.002878] c3 (unregistering): left allmulticast mode
[  412.002959] c3 (unregistering): left promiscuous mode
[  412.003026] br0: port 3(c3) entered disabled state