[  426.997757] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  427.012843] br0: port 1(c1) entered blocking state
[  427.012874] br0: port 1(c1) entered disabled state
[  427.012909] c1: entered allmulticast mode
[  427.012959] c1: entered promiscuous mode
[  427.026933] br0: port 2(c2) entered blocking state
[  427.026973] br0: port 2(c2) entered disabled state
[  427.027006] c2: entered allmulticast mode
[  427.027047] c2: entered promiscuous mode
[  427.041043] br0: port 3(c3) entered blocking state
[  427.041076] br0: port 3(c3) entered disabled state
[  427.041112] c3: entered allmulticast mode
[  427.041153] c3: entered promiscuous mode
[  427.055141] br0: port 4(sender) entered blocking state
[  427.055172] br0: port 4(sender) entered disabled state
[  427.055210] sender: entered allmulticast mode
[  427.055260] sender: entered promiscuous mode
[  427.060716] br0: port 4(sender) entered blocking state
[  427.060748] br0: port 4(sender) entered forwarding state
[  427.060781] br0: port 3(c3) entered blocking state
[  427.060810] br0: port 3(c3) entered forwarding state
[  427.060841] br0: port 2(c2) entered blocking state
[  427.060870] br0: port 2(c2) entered forwarding state
[  427.060895] br0: port 1(c1) entered blocking state
[  427.060926] br0: port 1(c1) entered forwarding state
[  427.067297] Bridge firewalling registered
[  437.677747] br0: port 1(c1) entered disabled state
[  437.678600] c1 (unregistering): left allmulticast mode
[  437.678639] c1 (unregistering): left promiscuous mode
[  437.678683] br0: port 1(c1) entered disabled state
[  437.703738] br0: port 3(c3) entered disabled state
[  437.703819] br0: port 2(c2) entered disabled state
[  437.703969] c3 (unregistering): left allmulticast mode
[  437.704001] c3 (unregistering): left promiscuous mode
[  437.704038] br0: port 3(c3) entered disabled state
[  437.704279] c2 (unregistering): left allmulticast mode
[  437.704309] c2 (unregistering): left promiscuous mode
[  437.704347] br0: port 2(c2) entered disabled state
[  437.730714] sender: left allmulticast mode
[  437.730740] sender: left promiscuous mode
[  437.730767] br0: port 4(sender) entered disabled state