[  407.015508] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  407.031106] br0: port 1(c1) entered blocking state
[  407.031180] br0: port 1(c1) entered disabled state
[  407.031253] c1: entered allmulticast mode
[  407.031333] c1: entered promiscuous mode
[  407.045532] br0: port 2(c2) entered blocking state
[  407.045603] br0: port 2(c2) entered disabled state
[  407.045672] c2: entered allmulticast mode
[  407.045749] c2: entered promiscuous mode
[  407.059851] br0: port 3(c3) entered blocking state
[  407.059890] br0: port 3(c3) entered disabled state
[  407.059921] c3: entered allmulticast mode
[  407.059962] c3: entered promiscuous mode
[  407.074055] br0: port 4(sender) entered blocking state
[  407.074095] br0: port 4(sender) entered disabled state
[  407.074123] sender: entered allmulticast mode
[  407.074176] sender: entered promiscuous mode
[  407.079720] br0: port 4(sender) entered blocking state
[  407.079789] br0: port 4(sender) entered forwarding state
[  407.079857] br0: port 3(c3) entered blocking state
[  407.079920] br0: port 3(c3) entered forwarding state
[  407.079986] br0: port 2(c2) entered blocking state
[  407.080056] br0: port 2(c2) entered forwarding state
[  407.080121] br0: port 1(c1) entered blocking state
[  407.080184] br0: port 1(c1) entered forwarding state
[  407.086737] Bridge firewalling registered
[  417.747334] br0: port 1(c1) entered disabled state
[  417.747572] c1 (unregistering): left allmulticast mode
[  417.747662] c1 (unregistering): left promiscuous mode
[  417.747731] br0: port 1(c1) entered disabled state
[  417.779299] br0: port 3(c3) entered disabled state
[  417.779415] br0: port 2(c2) entered disabled state
[  417.779615] c3 (unregistering): left allmulticast mode
[  417.779713] c3 (unregistering): left promiscuous mode
[  417.779793] br0: port 3(c3) entered disabled state
[  417.780071] c2 (unregistering): left allmulticast mode
[  417.780169] c2 (unregistering): left promiscuous mode
[  417.780265] br0: port 2(c2) entered disabled state
[  417.808319] sender: left allmulticast mode
[  417.808355] sender: left promiscuous mode
[  417.808389] br0: port 4(sender) entered disabled state