[  406.503544] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  406.516812] br0: port 1(c1) entered blocking state
[  406.516892] br0: port 1(c1) entered disabled state
[  406.516974] c1: entered allmulticast mode
[  406.517069] c1: entered promiscuous mode
[  406.530572] br0: port 2(c2) entered blocking state
[  406.530648] br0: port 2(c2) entered disabled state
[  406.530718] c2: entered allmulticast mode
[  406.530809] c2: entered promiscuous mode
[  406.543297] br0: port 3(c3) entered blocking state
[  406.543368] br0: port 3(c3) entered disabled state
[  406.543433] c3: entered allmulticast mode
[  406.543525] c3: entered promiscuous mode
[  406.555746] br0: port 4(sender) entered blocking state
[  406.555818] br0: port 4(sender) entered disabled state
[  406.555886] sender: entered allmulticast mode
[  406.555972] sender: entered promiscuous mode
[  406.560771] br0: port 4(sender) entered blocking state
[  406.560815] br0: port 4(sender) entered forwarding state
[  406.560855] br0: port 3(c3) entered blocking state
[  406.560890] br0: port 3(c3) entered forwarding state
[  406.560928] br0: port 2(c2) entered blocking state
[  406.560966] br0: port 2(c2) entered forwarding state
[  406.561004] br0: port 1(c1) entered blocking state
[  406.561038] br0: port 1(c1) entered forwarding state
[  406.567939] Bridge firewalling registered
[  417.189839] br0: port 1(c1) entered disabled state
[  417.190008] c1 (unregistering): left allmulticast mode
[  417.190054] c1 (unregistering): left promiscuous mode
[  417.190083] br0: port 1(c1) entered disabled state
[  417.222805] br0: port 3(c3) entered disabled state
[  417.222887] br0: port 2(c2) entered disabled state
[  417.223011] c3 (unregistering): left allmulticast mode
[  417.223044] c3 (unregistering): left promiscuous mode
[  417.223073] br0: port 3(c3) entered disabled state
[  417.223297] c2 (unregistering): left allmulticast mode
[  417.223328] c2 (unregistering): left promiscuous mode
[  417.223364] br0: port 2(c2) entered disabled state
[  417.238861] sender: left allmulticast mode
[  417.238896] sender: left promiscuous mode
[  417.238927] br0: port 4(sender) entered disabled state