[  406.787093] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  406.804123] br0: port 1(c1) entered blocking state
[  406.804246] br0: port 1(c1) entered disabled state
[  406.804363] c1: entered allmulticast mode
[  406.804468] c1: entered promiscuous mode
[  406.819213] br0: port 2(c2) entered blocking state
[  406.819304] br0: port 2(c2) entered disabled state
[  406.819394] c2: entered allmulticast mode
[  406.819472] c2: entered promiscuous mode
[  406.833896] br0: port 3(c3) entered blocking state
[  406.834002] br0: port 3(c3) entered disabled state
[  406.834123] c3: entered allmulticast mode
[  406.834190] c3: entered promiscuous mode
[  406.848659] br0: port 4(sender) entered blocking state
[  406.848759] br0: port 4(sender) entered disabled state
[  406.848867] sender: entered allmulticast mode
[  406.848981] sender: entered promiscuous mode
[  406.854739] br0: port 4(sender) entered blocking state
[  406.854808] br0: port 4(sender) entered forwarding state
[  406.854877] br0: port 3(c3) entered blocking state
[  406.854949] br0: port 3(c3) entered forwarding state
[  406.855016] br0: port 2(c2) entered blocking state
[  406.855082] br0: port 2(c2) entered forwarding state
[  406.855147] br0: port 1(c1) entered blocking state
[  406.855212] br0: port 1(c1) entered forwarding state
[  406.863284] Bridge firewalling registered
[  417.523048] br0: port 1(c1) entered disabled state
[  417.523324] c1 (unregistering): left allmulticast mode
[  417.523391] c1 (unregistering): left promiscuous mode
[  417.523457] br0: port 1(c1) entered disabled state
[  417.546011] br0: port 2(c2) entered disabled state
[  417.546184] c2 (unregistering): left allmulticast mode
[  417.546249] c2 (unregistering): left promiscuous mode
[  417.546312] br0: port 2(c2) entered disabled state
[  417.563040] br0: port 4(sender) entered disabled state
[  417.563155] br0: port 3(c3) entered disabled state
[  417.563335] sender (unregistering): left allmulticast mode
[  417.563407] sender (unregistering): left promiscuous mode
[  417.563471] br0: port 4(sender) entered disabled state
[  417.563726] c3 (unregistering): left allmulticast mode
[  417.563790] c3 (unregistering): left promiscuous mode
[  417.563895] br0: port 3(c3) entered disabled state