[  398.216858] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  398.232802] br0: port 1(c1) entered blocking state
[  398.232845] br0: port 1(c1) entered disabled state
[  398.232881] c1: entered allmulticast mode
[  398.232930] c1: entered promiscuous mode
[  398.247744] br0: port 2(c2) entered blocking state
[  398.247819] br0: port 2(c2) entered disabled state
[  398.247892] c2: entered allmulticast mode
[  398.247978] c2: entered promiscuous mode
[  398.262662] br0: port 3(c3) entered blocking state
[  398.262729] br0: port 3(c3) entered disabled state
[  398.262798] c3: entered allmulticast mode
[  398.262877] c3: entered promiscuous mode
[  398.277492] br0: port 4(sender) entered blocking state
[  398.277562] br0: port 4(sender) entered disabled state
[  398.277634] sender: entered allmulticast mode
[  398.277727] sender: entered promiscuous mode
[  398.283466] br0: port 4(sender) entered blocking state
[  398.283507] br0: port 4(sender) entered forwarding state
[  398.283541] br0: port 3(c3) entered blocking state
[  398.283574] br0: port 3(c3) entered forwarding state
[  398.283601] br0: port 2(c2) entered blocking state
[  398.283631] br0: port 2(c2) entered forwarding state
[  398.283661] br0: port 1(c1) entered blocking state
[  398.283690] br0: port 1(c1) entered forwarding state
[  398.290818] Bridge firewalling registered
[  408.949524] br0: port 1(c1) entered disabled state
[  408.949835] c1 (unregistering): left allmulticast mode
[  408.949867] c1 (unregistering): left promiscuous mode
[  408.949900] br0: port 1(c1) entered disabled state
[  408.968192] br0: port 2(c2) entered disabled state
[  408.968348] c2 (unregistering): left allmulticast mode
[  408.968375] c2 (unregistering): left promiscuous mode
[  408.968406] br0: port 2(c2) entered disabled state
[  408.989207] br0: port 4(sender) entered disabled state
[  408.989298] br0: port 3(c3) entered disabled state
[  408.989442] sender (unregistering): left allmulticast mode
[  408.989477] sender (unregistering): left promiscuous mode
[  408.989531] br0: port 4(sender) entered disabled state
[  408.989790] c3 (unregistering): left allmulticast mode
[  408.989816] c3 (unregistering): left promiscuous mode
[  408.989846] br0: port 3(c3) entered disabled state