[  437.710729] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  437.729163] br0: port 1(c1) entered blocking state
[  437.729237] br0: port 1(c1) entered disabled state
[  437.729310] c1: entered allmulticast mode
[  437.729398] c1: entered promiscuous mode
[  437.747062] br0: port 2(c2) entered blocking state
[  437.747125] br0: port 2(c2) entered disabled state
[  437.747186] c2: entered allmulticast mode
[  437.747249] c2: entered promiscuous mode
[  437.764518] br0: port 3(c3) entered blocking state
[  437.764612] br0: port 3(c3) entered disabled state
[  437.764709] c3: entered allmulticast mode
[  437.764842] c3: entered promiscuous mode
[  437.782294] br0: port 4(sender) entered blocking state
[  437.782370] br0: port 4(sender) entered disabled state
[  437.782439] sender: entered allmulticast mode
[  437.782519] sender: entered promiscuous mode
[  437.789231] br0: port 4(sender) entered blocking state
[  437.789289] br0: port 4(sender) entered forwarding state
[  437.789349] br0: port 3(c3) entered blocking state
[  437.789436] br0: port 3(c3) entered forwarding state
[  437.789497] br0: port 2(c2) entered blocking state
[  437.789525] br0: port 2(c2) entered forwarding state
[  437.789553] br0: port 1(c1) entered blocking state
[  437.789579] br0: port 1(c1) entered forwarding state
[  437.797676] Bridge firewalling registered
[  448.405896] br0: port 1(c1) entered disabled state
[  448.406170] c1 (unregistering): left allmulticast mode
[  448.406223] c1 (unregistering): left promiscuous mode
[  448.406254] br0: port 1(c1) entered disabled state
[  448.427909] br0: port 2(c2) entered disabled state
[  448.428070] c2 (unregistering): left allmulticast mode
[  448.428095] c2 (unregistering): left promiscuous mode
[  448.428126] br0: port 2(c2) entered disabled state
[  448.448896] br0: port 4(sender) entered disabled state
[  448.448970] br0: port 3(c3) entered disabled state
[  448.449136] sender (unregistering): left allmulticast mode
[  448.449160] sender (unregistering): left promiscuous mode
[  448.449190] br0: port 4(sender) entered disabled state
[  448.449466] c3 (unregistering): left allmulticast mode
[  448.449499] c3 (unregistering): left promiscuous mode
[  448.449531] br0: port 3(c3) entered disabled state