[  428.062234] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  428.077228] br0: port 1(c1) entered blocking state
[  428.077262] br0: port 1(c1) entered disabled state
[  428.077295] c1: entered allmulticast mode
[  428.077344] c1: entered promiscuous mode
[  428.091631] br0: port 2(c2) entered blocking state
[  428.091665] br0: port 2(c2) entered disabled state
[  428.091702] c2: entered allmulticast mode
[  428.091747] c2: entered promiscuous mode
[  428.105825] br0: port 3(c3) entered blocking state
[  428.105858] br0: port 3(c3) entered disabled state
[  428.105890] c3: entered allmulticast mode
[  428.105933] c3: entered promiscuous mode
[  428.120070] br0: port 4(sender) entered blocking state
[  428.120105] br0: port 4(sender) entered disabled state
[  428.120140] sender: entered allmulticast mode
[  428.120194] sender: entered promiscuous mode
[  428.125766] br0: port 4(sender) entered blocking state
[  428.125801] br0: port 4(sender) entered forwarding state
[  428.125832] br0: port 3(c3) entered blocking state
[  428.125862] br0: port 3(c3) entered forwarding state
[  428.125896] br0: port 2(c2) entered blocking state
[  428.125919] br0: port 2(c2) entered forwarding state
[  428.125947] br0: port 1(c1) entered blocking state
[  428.125976] br0: port 1(c1) entered forwarding state
[  428.132548] Bridge firewalling registered
[  438.799942] br0: port 1(c1) entered disabled state
[  438.800235] c1 (unregistering): left allmulticast mode
[  438.800270] c1 (unregistering): left promiscuous mode
[  438.800301] br0: port 1(c1) entered disabled state
[  438.820068] br0: port 2(c2) entered disabled state
[  438.820236] c2 (unregistering): left allmulticast mode
[  438.820269] c2 (unregistering): left promiscuous mode
[  438.820299] br0: port 2(c2) entered disabled state
[  438.841054] br0: port 4(sender) entered disabled state
[  438.841141] br0: port 3(c3) entered disabled state
[  438.841329] sender (unregistering): left allmulticast mode
[  438.841360] sender (unregistering): left promiscuous mode
[  438.841389] br0: port 4(sender) entered disabled state
[  438.841661] c3 (unregistering): left allmulticast mode
[  438.841692] c3 (unregistering): left promiscuous mode
[  438.841719] br0: port 3(c3) entered disabled state