[  433.247382] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  433.262397] br0: port 1(c1) entered blocking state
[  433.262431] br0: port 1(c1) entered disabled state
[  433.262467] c1: entered allmulticast mode
[  433.262516] c1: entered promiscuous mode
[  433.276767] br0: port 2(c2) entered blocking state
[  433.276829] br0: port 2(c2) entered disabled state
[  433.276898] c2: entered allmulticast mode
[  433.276980] c2: entered promiscuous mode
[  433.290981] br0: port 3(c3) entered blocking state
[  433.291014] br0: port 3(c3) entered disabled state
[  433.291054] c3: entered allmulticast mode
[  433.291094] c3: entered promiscuous mode
[  433.305240] br0: port 4(sender) entered blocking state
[  433.305270] br0: port 4(sender) entered disabled state
[  433.305309] sender: entered allmulticast mode
[  433.305363] sender: entered promiscuous mode
[  433.310947] br0: port 4(sender) entered blocking state
[  433.310978] br0: port 4(sender) entered forwarding state
[  433.311009] br0: port 3(c3) entered blocking state
[  433.311044] br0: port 3(c3) entered forwarding state
[  433.311074] br0: port 2(c2) entered blocking state
[  433.311103] br0: port 2(c2) entered forwarding state
[  433.311131] br0: port 1(c1) entered blocking state
[  433.311161] br0: port 1(c1) entered forwarding state
[  433.317527] Bridge firewalling registered
[  443.952002] br0: port 1(c1) entered disabled state
[  443.952203] c1 (unregistering): left allmulticast mode
[  443.952243] c1 (unregistering): left promiscuous mode
[  443.952275] br0: port 1(c1) entered disabled state
[  443.973393] br0: port 2(c2) entered disabled state
[  443.973596] c2 (unregistering): left allmulticast mode
[  443.973661] c2 (unregistering): left promiscuous mode
[  443.973726] br0: port 2(c2) entered disabled state
[  443.988521] br0: port 4(sender) entered disabled state
[  443.988635] br0: port 3(c3) entered disabled state
[  443.988902] sender (unregistering): left allmulticast mode
[  443.988970] sender (unregistering): left promiscuous mode
[  443.989034] br0: port 4(sender) entered disabled state
[  443.989338] c3 (unregistering): left allmulticast mode
[  443.989457] c3 (unregistering): left promiscuous mode
[  443.989522] br0: port 3(c3) entered disabled state