[  417.175519] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  417.188280] br0: port 1(c1) entered blocking state
[  417.188325] br0: port 1(c1) entered disabled state
[  417.188359] c1: entered allmulticast mode
[  417.188408] c1: entered promiscuous mode
[  417.201794] br0: port 2(c2) entered blocking state
[  417.201834] br0: port 2(c2) entered disabled state
[  417.201865] c2: entered allmulticast mode
[  417.201913] c2: entered promiscuous mode
[  417.214587] br0: port 3(c3) entered blocking state
[  417.214655] br0: port 3(c3) entered disabled state
[  417.214728] c3: entered allmulticast mode
[  417.214819] c3: entered promiscuous mode
[  417.228325] br0: port 4(sender) entered blocking state
[  417.228366] br0: port 4(sender) entered disabled state
[  417.228397] sender: entered allmulticast mode
[  417.228447] sender: entered promiscuous mode
[  417.233665] br0: port 4(sender) entered blocking state
[  417.233702] br0: port 4(sender) entered forwarding state
[  417.233739] br0: port 3(c3) entered blocking state
[  417.233775] br0: port 3(c3) entered forwarding state
[  417.233807] br0: port 2(c2) entered blocking state
[  417.233839] br0: port 2(c2) entered forwarding state
[  417.233868] br0: port 1(c1) entered blocking state
[  417.233899] br0: port 1(c1) entered forwarding state
[  417.241155] Bridge firewalling registered
[  427.924891] br0: port 1(c1) entered disabled state
[  427.925079] c1 (unregistering): left allmulticast mode
[  427.925112] c1 (unregistering): left promiscuous mode
[  427.925146] br0: port 1(c1) entered disabled state
[  427.947837] br0: port 2(c2) entered disabled state
[  427.947994] c2 (unregistering): left allmulticast mode
[  427.948031] c2 (unregistering): left promiscuous mode
[  427.948063] br0: port 2(c2) entered disabled state
[  427.964842] br0: port 4(sender) entered disabled state
[  427.964932] br0: port 3(c3) entered disabled state
[  427.965072] sender (unregistering): left allmulticast mode
[  427.965119] sender (unregistering): left promiscuous mode
[  427.965149] br0: port 4(sender) entered disabled state
[  427.965369] c3 (unregistering): left allmulticast mode
[  427.965408] c3 (unregistering): left promiscuous mode
[  427.965436] br0: port 3(c3) entered disabled state