[  396.810733] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  396.825897] br0: port 1(c1) entered blocking state
[  396.825935] br0: port 1(c1) entered disabled state
[  396.825974] c1: entered allmulticast mode
[  396.826021] c1: entered promiscuous mode
[  396.838582] br0: port 2(c2) entered blocking state
[  396.838617] br0: port 2(c2) entered disabled state
[  396.838654] c2: entered allmulticast mode
[  396.838705] c2: entered promiscuous mode
[  396.851032] br0: port 3(c3) entered blocking state
[  396.851066] br0: port 3(c3) entered disabled state
[  396.851097] c3: entered allmulticast mode
[  396.851143] c3: entered promiscuous mode
[  396.863664] br0: port 4(sender) entered blocking state
[  396.863708] br0: port 4(sender) entered disabled state
[  396.863745] sender: entered allmulticast mode
[  396.863798] sender: entered promiscuous mode
[  396.868594] br0: port 4(sender) entered blocking state
[  396.868626] br0: port 4(sender) entered forwarding state
[  396.868657] br0: port 3(c3) entered blocking state
[  396.868693] br0: port 3(c3) entered forwarding state
[  396.868729] br0: port 2(c2) entered blocking state
[  396.868764] br0: port 2(c2) entered forwarding state
[  396.868798] br0: port 1(c1) entered blocking state
[  396.868827] br0: port 1(c1) entered forwarding state
[  396.875819] Bridge firewalling registered
[  407.496788] br0: port 1(c1) entered disabled state
[  407.496968] c1 (unregistering): left allmulticast mode
[  407.497007] c1 (unregistering): left promiscuous mode
[  407.497035] br0: port 1(c1) entered disabled state
[  407.519770] br0: port 2(c2) entered disabled state
[  407.519916] c2 (unregistering): left allmulticast mode
[  407.519959] c2 (unregistering): left promiscuous mode
[  407.519992] br0: port 2(c2) entered disabled state
[  407.546793] br0: port 4(sender) entered disabled state
[  407.546878] br0: port 3(c3) entered disabled state
[  407.547040] sender (unregistering): left allmulticast mode
[  407.547076] sender (unregistering): left promiscuous mode
[  407.547109] br0: port 4(sender) entered disabled state
[  407.547313] c3 (unregistering): left allmulticast mode
[  407.547349] c3 (unregistering): left promiscuous mode
[  407.547381] br0: port 3(c3) entered disabled state