[  397.591989] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  397.604493] br0: port 1(c1) entered blocking state
[  397.604567] br0: port 1(c1) entered disabled state
[  397.604630] c1: entered allmulticast mode
[  397.604706] c1: entered promiscuous mode
[  397.617017] br0: port 2(c2) entered blocking state
[  397.617090] br0: port 2(c2) entered disabled state
[  397.617165] c2: entered allmulticast mode
[  397.617240] c2: entered promiscuous mode
[  397.629051] br0: port 3(c3) entered blocking state
[  397.629129] br0: port 3(c3) entered disabled state
[  397.629194] c3: entered allmulticast mode
[  397.629269] c3: entered promiscuous mode
[  397.641476] br0: port 4(sender) entered blocking state
[  397.641519] br0: port 4(sender) entered disabled state
[  397.641550] sender: entered allmulticast mode
[  397.641606] sender: entered promiscuous mode
[  397.646218] br0: port 4(sender) entered blocking state
[  397.646280] br0: port 4(sender) entered forwarding state
[  397.646342] br0: port 3(c3) entered blocking state
[  397.646400] br0: port 3(c3) entered forwarding state
[  397.646470] br0: port 2(c2) entered blocking state
[  397.646529] br0: port 2(c2) entered forwarding state
[  397.646589] br0: port 1(c1) entered blocking state
[  397.646648] br0: port 1(c1) entered forwarding state
[  397.653415] Bridge firewalling registered
[  408.258657] br0: port 1(c1) entered disabled state
[  408.258867] c1 (unregistering): left allmulticast mode
[  408.258906] c1 (unregistering): left promiscuous mode
[  408.258938] br0: port 1(c1) entered disabled state
[  408.278556] br0: port 2(c2) entered disabled state
[  408.278719] c2 (unregistering): left allmulticast mode
[  408.278757] c2 (unregistering): left promiscuous mode
[  408.278787] br0: port 2(c2) entered disabled state
[  408.301532] br0: port 4(sender) entered disabled state
[  408.301619] br0: port 3(c3) entered disabled state
[  408.301780] sender (unregistering): left allmulticast mode
[  408.301817] sender (unregistering): left promiscuous mode
[  408.301849] br0: port 4(sender) entered disabled state
[  408.302155] c3 (unregistering): left allmulticast mode
[  408.302194] c3 (unregistering): left promiscuous mode
[  408.302231] br0: port 3(c3) entered disabled state