[  420.447304] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  420.462016] br0: port 1(c1) entered blocking state
[  420.462051] br0: port 1(c1) entered disabled state
[  420.462094] c1: entered allmulticast mode
[  420.462137] c1: entered promiscuous mode
[  420.477416] br0: port 2(c2) entered blocking state
[  420.477459] br0: port 2(c2) entered disabled state
[  420.477494] c2: entered allmulticast mode
[  420.477546] c2: entered promiscuous mode
[  420.491236] br0: port 3(c3) entered blocking state
[  420.491270] br0: port 3(c3) entered disabled state
[  420.491301] c3: entered allmulticast mode
[  420.491348] c3: entered promiscuous mode
[  420.505319] br0: port 4(sender) entered blocking state
[  420.505358] br0: port 4(sender) entered disabled state
[  420.505395] sender: entered allmulticast mode
[  420.505441] sender: entered promiscuous mode
[  420.510700] br0: port 4(sender) entered blocking state
[  420.510740] br0: port 4(sender) entered forwarding state
[  420.510771] br0: port 3(c3) entered blocking state
[  420.510807] br0: port 3(c3) entered forwarding state
[  420.510833] br0: port 2(c2) entered blocking state
[  420.510869] br0: port 2(c2) entered forwarding state
[  420.510937] br0: port 1(c1) entered blocking state
[  420.510965] br0: port 1(c1) entered forwarding state
[  420.518466] Bridge firewalling registered
[  431.157737] br0: port 1(c1) entered disabled state
[  431.157964] c1 (unregistering): left allmulticast mode
[  431.158002] c1 (unregistering): left promiscuous mode
[  431.158039] br0: port 1(c1) entered disabled state
[  431.189759] br0: port 2(c2) entered disabled state
[  431.190189] c2 (unregistering): left allmulticast mode
[  431.190221] c2 (unregistering): left promiscuous mode
[  431.190248] br0: port 2(c2) entered disabled state
[  431.205706] sender: left allmulticast mode
[  431.205742] sender: left promiscuous mode
[  431.205768] br0: port 4(sender) entered disabled state
[  431.205933] c3: left allmulticast mode
[  431.205956] c3: left promiscuous mode
[  431.205985] br0: port 3(c3) entered disabled state