[  397.635813] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  397.650545] br0: port 1(c1) entered blocking state
[  397.650583] br0: port 1(c1) entered disabled state
[  397.650616] c1: entered allmulticast mode
[  397.650662] c1: entered promiscuous mode
[  397.663549] br0: port 2(c2) entered blocking state
[  397.663587] br0: port 2(c2) entered disabled state
[  397.663619] c2: entered allmulticast mode
[  397.663661] c2: entered promiscuous mode
[  397.676477] br0: port 3(c3) entered blocking state
[  397.676516] br0: port 3(c3) entered disabled state
[  397.676550] c3: entered allmulticast mode
[  397.676593] c3: entered promiscuous mode
[  397.689377] br0: port 4(sender) entered blocking state
[  397.689421] br0: port 4(sender) entered disabled state
[  397.689455] sender: entered allmulticast mode
[  397.689514] sender: entered promiscuous mode
[  397.694428] br0: port 4(sender) entered blocking state
[  397.694468] br0: port 4(sender) entered forwarding state
[  397.694498] br0: port 3(c3) entered blocking state
[  397.694539] br0: port 3(c3) entered forwarding state
[  397.694567] br0: port 2(c2) entered blocking state
[  397.694602] br0: port 2(c2) entered forwarding state
[  397.694635] br0: port 1(c1) entered blocking state
[  397.694665] br0: port 1(c1) entered forwarding state
[  397.701877] Bridge firewalling registered
[  408.383430] br0: port 1(c1) entered disabled state
[  408.383604] c1 (unregistering): left allmulticast mode
[  408.383648] c1 (unregistering): left promiscuous mode
[  408.383677] br0: port 1(c1) entered disabled state
[  408.404409] br0: port 2(c2) entered disabled state
[  408.404554] c2 (unregistering): left allmulticast mode
[  408.404597] c2 (unregistering): left promiscuous mode
[  408.404630] br0: port 2(c2) entered disabled state
[  408.427422] br0: port 4(sender) entered disabled state
[  408.427560] br0: port 3(c3) entered disabled state
[  408.427758] sender (unregistering): left allmulticast mode
[  408.427809] sender (unregistering): left promiscuous mode
[  408.427876] br0: port 4(sender) entered disabled state
[  408.428107] c3 (unregistering): left allmulticast mode
[  408.428166] c3 (unregistering): left promiscuous mode
[  408.428199] br0: port 3(c3) entered disabled state