[  406.643074] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  406.659897] br0: port 1(c1) entered blocking state
[  406.659962] br0: port 1(c1) entered disabled state
[  406.660022] c1: entered allmulticast mode
[  406.660099] c1: entered promiscuous mode
[  406.673914] br0: port 2(c2) entered blocking state
[  406.673977] br0: port 2(c2) entered disabled state
[  406.674043] c2: entered allmulticast mode
[  406.674126] c2: entered promiscuous mode
[  406.688399] br0: port 3(c3) entered blocking state
[  406.688441] br0: port 3(c3) entered disabled state
[  406.688477] c3: entered allmulticast mode
[  406.688526] c3: entered promiscuous mode
[  406.702831] br0: port 4(sender) entered blocking state
[  406.702869] br0: port 4(sender) entered disabled state
[  406.702899] sender: entered allmulticast mode
[  406.702949] sender: entered promiscuous mode
[  406.708539] br0: port 4(sender) entered blocking state
[  406.708602] br0: port 4(sender) entered forwarding state
[  406.708670] br0: port 3(c3) entered blocking state
[  406.708742] br0: port 3(c3) entered forwarding state
[  406.708809] br0: port 2(c2) entered blocking state
[  406.708875] br0: port 2(c2) entered forwarding state
[  406.708941] br0: port 1(c1) entered blocking state
[  406.709004] br0: port 1(c1) entered forwarding state
[  406.716824] Bridge firewalling registered
[  417.387827] br0: port 1(c1) entered disabled state
[  417.388166] c1 (unregistering): left allmulticast mode
[  417.388228] c1 (unregistering): left promiscuous mode
[  417.388262] br0: port 1(c1) entered disabled state
[  417.410800] br0: port 2(c2) entered disabled state
[  417.411104] c2 (unregistering): left allmulticast mode
[  417.411167] c2 (unregistering): left promiscuous mode
[  417.411201] br0: port 2(c2) entered disabled state
[  417.440894] br0: port 4(sender) entered disabled state
[  417.441021] br0: port 3(c3) entered disabled state
[  417.441275] sender (unregistering): left allmulticast mode
[  417.441310] sender (unregistering): left promiscuous mode
[  417.441343] br0: port 4(sender) entered disabled state
[  417.441586] c3 (unregistering): left allmulticast mode
[  417.441631] c3 (unregistering): left promiscuous mode
[  417.441670] br0: port 3(c3) entered disabled state