[  423.992649] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  424.007620] br0: port 1(c1) entered blocking state
[  424.007686] br0: port 1(c1) entered disabled state
[  424.007756] c1: entered allmulticast mode
[  424.007837] c1: entered promiscuous mode
[  424.021841] br0: port 2(c2) entered blocking state
[  424.021874] br0: port 2(c2) entered disabled state
[  424.021913] c2: entered allmulticast mode
[  424.021953] c2: entered promiscuous mode
[  424.035843] br0: port 3(c3) entered blocking state
[  424.035885] br0: port 3(c3) entered disabled state
[  424.035924] c3: entered allmulticast mode
[  424.035966] c3: entered promiscuous mode
[  424.049886] br0: port 4(sender) entered blocking state
[  424.049923] br0: port 4(sender) entered disabled state
[  424.049955] sender: entered allmulticast mode
[  424.050005] sender: entered promiscuous mode
[  424.055522] br0: port 4(sender) entered blocking state
[  424.055586] br0: port 4(sender) entered forwarding state
[  424.055656] br0: port 3(c3) entered blocking state
[  424.055720] br0: port 3(c3) entered forwarding state
[  424.055785] br0: port 2(c2) entered blocking state
[  424.055849] br0: port 2(c2) entered forwarding state
[  424.055922] br0: port 1(c1) entered blocking state
[  424.055985] br0: port 1(c1) entered forwarding state
[  424.062397] Bridge firewalling registered
[  434.683992] br0: port 1(c1) entered disabled state
[  434.684231] c1 (unregistering): left allmulticast mode
[  434.684307] c1 (unregistering): left promiscuous mode
[  434.684373] br0: port 1(c1) entered disabled state
[  434.713987] br0: port 3(c3) entered disabled state
[  434.714136] br0: port 2(c2) entered disabled state
[  434.714372] c3 (unregistering): left allmulticast mode
[  434.714450] c3 (unregistering): left promiscuous mode
[  434.714556] br0: port 3(c3) entered disabled state
[  434.714917] c2 (unregistering): left allmulticast mode
[  434.714988] c2 (unregistering): left promiscuous mode
[  434.715060] br0: port 2(c2) entered disabled state
[  434.740006] sender: left allmulticast mode
[  434.740072] sender: left promiscuous mode
[  434.740168] br0: port 4(sender) entered disabled state