[  403.507288] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  403.522390] br0: port 1(c1) entered blocking state
[  403.522433] br0: port 1(c1) entered disabled state
[  403.522469] c1: entered allmulticast mode
[  403.522519] c1: entered promiscuous mode
[  403.536598] br0: port 2(c2) entered blocking state
[  403.536632] br0: port 2(c2) entered disabled state
[  403.536665] c2: entered allmulticast mode
[  403.536709] c2: entered promiscuous mode
[  403.550502] br0: port 3(c3) entered blocking state
[  403.550573] br0: port 3(c3) entered disabled state
[  403.550644] c3: entered allmulticast mode
[  403.550737] c3: entered promiscuous mode
[  403.564789] br0: port 4(sender) entered blocking state
[  403.564828] br0: port 4(sender) entered disabled state
[  403.564861] sender: entered allmulticast mode
[  403.564911] sender: entered promiscuous mode
[  403.570618] br0: port 4(sender) entered blocking state
[  403.570697] br0: port 4(sender) entered forwarding state
[  403.570768] br0: port 3(c3) entered blocking state
[  403.570832] br0: port 3(c3) entered forwarding state
[  403.570900] br0: port 2(c2) entered blocking state
[  403.570963] br0: port 2(c2) entered forwarding state
[  403.571037] br0: port 1(c1) entered blocking state
[  403.571102] br0: port 1(c1) entered forwarding state
[  403.577891] Bridge firewalling registered
[  414.185766] br0: port 1(c1) entered disabled state
[  414.185935] c1 (unregistering): left allmulticast mode
[  414.185966] c1 (unregistering): left promiscuous mode
[  414.186003] br0: port 1(c1) entered disabled state
[  414.203774] br0: port 2(c2) entered disabled state
[  414.203936] c2 (unregistering): left allmulticast mode
[  414.203972] c2 (unregistering): left promiscuous mode
[  414.204018] br0: port 2(c2) entered disabled state
[  414.219772] br0: port 4(sender) entered disabled state
[  414.219845] br0: port 3(c3) entered disabled state
[  414.219994] sender (unregistering): left allmulticast mode
[  414.220031] sender (unregistering): left promiscuous mode
[  414.220056] br0: port 4(sender) entered disabled state
[  414.220273] c3 (unregistering): left allmulticast mode
[  414.220312] c3 (unregistering): left promiscuous mode
[  414.220343] br0: port 3(c3) entered disabled state