[  403.027935] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  403.041887] br0: port 1(c1) entered blocking state
[  403.041954] br0: port 1(c1) entered disabled state
[  403.042019] c1: entered allmulticast mode
[  403.042099] c1: entered promiscuous mode
[  403.054492] br0: port 2(c2) entered blocking state
[  403.054554] br0: port 2(c2) entered disabled state
[  403.054623] c2: entered allmulticast mode
[  403.054698] c2: entered promiscuous mode
[  403.067042] br0: port 3(c3) entered blocking state
[  403.067079] br0: port 3(c3) entered disabled state
[  403.067115] c3: entered allmulticast mode
[  403.067155] c3: entered promiscuous mode
[  403.079561] br0: port 4(sender) entered blocking state
[  403.079596] br0: port 4(sender) entered disabled state
[  403.079630] sender: entered allmulticast mode
[  403.079675] sender: entered promiscuous mode
[  403.084478] br0: port 4(sender) entered blocking state
[  403.084512] br0: port 4(sender) entered forwarding state
[  403.084548] br0: port 3(c3) entered blocking state
[  403.084576] br0: port 3(c3) entered forwarding state
[  403.084608] br0: port 2(c2) entered blocking state
[  403.084644] br0: port 2(c2) entered forwarding state
[  403.084677] br0: port 1(c1) entered blocking state
[  403.084708] br0: port 1(c1) entered forwarding state
[  403.091376] Bridge firewalling registered
[  413.701913] br0: port 1(c1) entered disabled state
[  413.702232] c1 (unregistering): left allmulticast mode
[  413.702304] c1 (unregistering): left promiscuous mode
[  413.702376] br0: port 1(c1) entered disabled state
[  413.721864] br0: port 2(c2) entered disabled state
[  413.722032] c2 (unregistering): left allmulticast mode
[  413.722095] c2 (unregistering): left promiscuous mode
[  413.722197] br0: port 2(c2) entered disabled state
[  413.748909] br0: port 4(sender) entered disabled state
[  413.749056] br0: port 3(c3) entered disabled state
[  413.749272] sender (unregistering): left allmulticast mode
[  413.749378] sender (unregistering): left promiscuous mode
[  413.749485] br0: port 4(sender) entered disabled state
[  413.749763] c3 (unregistering): left allmulticast mode
[  413.749847] c3 (unregistering): left promiscuous mode
[  413.749957] br0: port 3(c3) entered disabled state