[  423.156863] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  423.171989] br0: port 1(c1) entered blocking state
[  423.172053] br0: port 1(c1) entered disabled state
[  423.172128] c1: entered allmulticast mode
[  423.172200] c1: entered promiscuous mode
[  423.185798] br0: port 2(c2) entered blocking state
[  423.185857] br0: port 2(c2) entered disabled state
[  423.185912] c2: entered allmulticast mode
[  423.185988] c2: entered promiscuous mode
[  423.199546] br0: port 3(c3) entered blocking state
[  423.199572] br0: port 3(c3) entered disabled state
[  423.199596] c3: entered allmulticast mode
[  423.199629] c3: entered promiscuous mode
[  423.213204] br0: port 4(sender) entered blocking state
[  423.213261] br0: port 4(sender) entered disabled state
[  423.213315] sender: entered allmulticast mode
[  423.213389] sender: entered promiscuous mode
[  423.218720] br0: port 4(sender) entered blocking state
[  423.218771] br0: port 4(sender) entered forwarding state
[  423.218826] br0: port 3(c3) entered blocking state
[  423.218876] br0: port 3(c3) entered forwarding state
[  423.218929] br0: port 2(c2) entered blocking state
[  423.218979] br0: port 2(c2) entered forwarding state
[  423.219034] br0: port 1(c1) entered blocking state
[  423.219092] br0: port 1(c1) entered forwarding state
[  423.225355] Bridge firewalling registered
[  433.823807] br0: port 1(c1) entered disabled state
[  433.824064] c1 (unregistering): left allmulticast mode
[  433.824116] c1 (unregistering): left promiscuous mode
[  433.824139] br0: port 1(c1) entered disabled state
[  433.840269] br0: port 2(c2) entered disabled state
[  433.840438] c2 (unregistering): left allmulticast mode
[  433.840462] c2 (unregistering): left promiscuous mode
[  433.840482] br0: port 2(c2) entered disabled state
[  433.857245] br0: port 3(c3) entered disabled state
[  433.857410] c3 (unregistering): left allmulticast mode
[  433.857434] c3 (unregistering): left promiscuous mode
[  433.857450] br0: port 3(c3) entered disabled state
[  433.878217] sender: left allmulticast mode
[  433.878272] sender: left promiscuous mode
[  433.878298] br0: port 4(sender) entered disabled state