[  401.493523] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  401.507887] br0: port 1(c1) entered blocking state
[  401.507995] br0: port 1(c1) entered disabled state
[  401.508065] c1: entered allmulticast mode
[  401.508147] c1: entered promiscuous mode
[  401.523079] br0: port 2(c2) entered blocking state
[  401.523117] br0: port 2(c2) entered disabled state
[  401.523146] c2: entered allmulticast mode
[  401.523184] c2: entered promiscuous mode
[  401.537091] br0: port 3(c3) entered blocking state
[  401.537153] br0: port 3(c3) entered disabled state
[  401.537223] c3: entered allmulticast mode
[  401.537302] c3: entered promiscuous mode
[  401.550869] br0: port 4(sender) entered blocking state
[  401.550906] br0: port 4(sender) entered disabled state
[  401.550937] sender: entered allmulticast mode
[  401.550987] sender: entered promiscuous mode
[  401.556413] br0: port 4(sender) entered blocking state
[  401.556475] br0: port 4(sender) entered forwarding state
[  401.556544] br0: port 3(c3) entered blocking state
[  401.556609] br0: port 3(c3) entered forwarding state
[  401.556677] br0: port 2(c2) entered blocking state
[  401.556743] br0: port 2(c2) entered forwarding state
[  401.556828] br0: port 1(c1) entered blocking state
[  401.556894] br0: port 1(c1) entered forwarding state
[  401.564160] Bridge firewalling registered
[  412.214010] br0: port 1(c1) entered disabled state
[  412.214720] c1 (unregistering): left allmulticast mode
[  412.214764] c1 (unregistering): left promiscuous mode
[  412.214793] br0: port 1(c1) entered disabled state
[  412.234931] br0: port 2(c2) entered disabled state
[  412.235178] c2 (unregistering): left allmulticast mode
[  412.235221] c2 (unregistering): left promiscuous mode
[  412.235266] br0: port 2(c2) entered disabled state
[  412.255913] br0: port 3(c3) entered disabled state
[  412.256205] c3 (unregistering): left allmulticast mode
[  412.256285] c3 (unregistering): left promiscuous mode
[  412.256323] br0: port 3(c3) entered disabled state
[  412.268962] sender: left allmulticast mode
[  412.269022] sender: left promiscuous mode
[  412.269062] br0: port 4(sender) entered disabled state