[  414.734741] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  414.749324] br0: port 1(c1) entered blocking state
[  414.749378] br0: port 1(c1) entered disabled state
[  414.749418] c1: entered allmulticast mode
[  414.749476] c1: entered promiscuous mode
[  414.763699] br0: port 2(c2) entered blocking state
[  414.763818] br0: port 2(c2) entered disabled state
[  414.763897] c2: entered allmulticast mode
[  414.763987] c2: entered promiscuous mode
[  414.777076] br0: port 3(c3) entered blocking state
[  414.777123] br0: port 3(c3) entered disabled state
[  414.777153] c3: entered allmulticast mode
[  414.777198] c3: entered promiscuous mode
[  414.790172] br0: port 4(sender) entered blocking state
[  414.790292] br0: port 4(sender) entered disabled state
[  414.790380] sender: entered allmulticast mode
[  414.790489] sender: entered promiscuous mode
[  414.795810] br0: port 4(sender) entered blocking state
[  414.795882] br0: port 4(sender) entered forwarding state
[  414.795949] br0: port 3(c3) entered blocking state
[  414.796019] br0: port 3(c3) entered forwarding state
[  414.796083] br0: port 2(c2) entered blocking state
[  414.796149] br0: port 2(c2) entered forwarding state
[  414.796212] br0: port 1(c1) entered blocking state
[  414.796279] br0: port 1(c1) entered forwarding state
[  414.803961] Bridge firewalling registered
[  425.419394] br0: port 1(c1) entered disabled state
[  425.419580] c1 (unregistering): left allmulticast mode
[  425.419614] c1 (unregistering): left promiscuous mode
[  425.419648] br0: port 1(c1) entered disabled state
[  425.439360] br0: port 2(c2) entered disabled state
[  425.439539] c2 (unregistering): left allmulticast mode
[  425.439580] c2 (unregistering): left promiscuous mode
[  425.439608] br0: port 2(c2) entered disabled state
[  425.459358] br0: port 3(c3) entered disabled state
[  425.459526] c3 (unregistering): left allmulticast mode
[  425.459564] c3 (unregistering): left promiscuous mode
[  425.459598] br0: port 3(c3) entered disabled state
[  425.470338] sender: left allmulticast mode
[  425.470438] sender: left promiscuous mode
[  425.470476] br0: port 4(sender) entered disabled state