[  376.422586] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  376.436549] br0: port 1(c1) entered blocking state
[  376.436594] br0: port 1(c1) entered disabled state
[  376.436625] c1: entered allmulticast mode
[  376.436677] c1: entered promiscuous mode
[  376.449019] br0: port 2(c2) entered blocking state
[  376.449057] br0: port 2(c2) entered disabled state
[  376.449087] c2: entered allmulticast mode
[  376.449129] c2: entered promiscuous mode
[  376.461391] br0: port 3(c3) entered blocking state
[  376.461429] br0: port 3(c3) entered disabled state
[  376.461461] c3: entered allmulticast mode
[  376.461501] c3: entered promiscuous mode
[  376.473756] br0: port 4(sender) entered blocking state
[  376.473795] br0: port 4(sender) entered disabled state
[  376.473825] sender: entered allmulticast mode
[  376.473874] sender: entered promiscuous mode
[  376.478581] br0: port 4(sender) entered blocking state
[  376.478618] br0: port 4(sender) entered forwarding state
[  376.478654] br0: port 3(c3) entered blocking state
[  376.478687] br0: port 3(c3) entered forwarding state
[  376.478719] br0: port 2(c2) entered blocking state
[  376.478747] br0: port 2(c2) entered forwarding state
[  376.478774] br0: port 1(c1) entered blocking state
[  376.478801] br0: port 1(c1) entered forwarding state
[  376.485629] Bridge firewalling registered
[  387.099269] br0: port 1(c1) entered disabled state
[  387.099427] c1 (unregistering): left allmulticast mode
[  387.099462] c1 (unregistering): left promiscuous mode
[  387.099493] br0: port 1(c1) entered disabled state
[  387.129261] br0: port 3(c3) entered disabled state
[  387.129343] br0: port 2(c2) entered disabled state
[  387.129466] c3 (unregistering): left allmulticast mode
[  387.129496] c3 (unregistering): left promiscuous mode
[  387.129527] br0: port 3(c3) entered disabled state
[  387.129689] c2 (unregistering): left allmulticast mode
[  387.129723] c2 (unregistering): left promiscuous mode
[  387.129754] br0: port 2(c2) entered disabled state
[  387.151299] sender: left allmulticast mode
[  387.151339] sender: left promiscuous mode
[  387.151370] br0: port 4(sender) entered disabled state