[  480.980192] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  480.996622] br0: port 1(c1) entered blocking state
[  480.996665] br0: port 1(c1) entered disabled state
[  480.996705] c1: entered allmulticast mode
[  480.996758] c1: entered promiscuous mode
[  481.012133] br0: port 2(c2) entered blocking state
[  481.012171] br0: port 2(c2) entered disabled state
[  481.012208] c2: entered allmulticast mode
[  481.012267] c2: entered promiscuous mode
[  481.027697] br0: port 3(c3) entered blocking state
[  481.027734] br0: port 3(c3) entered disabled state
[  481.027771] c3: entered allmulticast mode
[  481.027820] c3: entered promiscuous mode
[  481.042935] br0: port 4(sender) entered blocking state
[  481.042974] br0: port 4(sender) entered disabled state
[  481.043012] sender: entered allmulticast mode
[  481.043069] sender: entered promiscuous mode
[  481.049028] br0: port 4(sender) entered blocking state
[  481.049058] br0: port 4(sender) entered forwarding state
[  481.049091] br0: port 3(c3) entered blocking state
[  481.049130] br0: port 3(c3) entered forwarding state
[  481.049159] br0: port 2(c2) entered blocking state
[  481.049192] br0: port 2(c2) entered forwarding state
[  481.049221] br0: port 1(c1) entered blocking state
[  481.049250] br0: port 1(c1) entered forwarding state
[  481.056515] Bridge firewalling registered
[  491.732476] br0: port 1(c1) entered disabled state
[  491.732683] c1 (unregistering): left allmulticast mode
[  491.732714] c1 (unregistering): left promiscuous mode
[  491.732750] br0: port 1(c1) entered disabled state
[  491.751131] br0: port 2(c2) entered disabled state
[  491.751292] c2 (unregistering): left allmulticast mode
[  491.751321] c2 (unregistering): left promiscuous mode
[  491.751355] br0: port 2(c2) entered disabled state
[  491.772069] br0: port 4(sender) entered disabled state
[  491.772153] br0: port 3(c3) entered disabled state
[  491.772346] sender (unregistering): left allmulticast mode
[  491.772378] sender (unregistering): left promiscuous mode
[  491.772409] br0: port 4(sender) entered disabled state
[  491.772634] c3 (unregistering): left allmulticast mode
[  491.772665] c3 (unregistering): left promiscuous mode
[  491.772694] br0: port 3(c3) entered disabled state