[  397.315865] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  397.328973] br0: port 1(c1) entered blocking state
[  397.329027] br0: port 1(c1) entered disabled state
[  397.329062] c1: entered allmulticast mode
[  397.329111] c1: entered promiscuous mode
[  397.342871] br0: port 2(c2) entered blocking state
[  397.342908] br0: port 2(c2) entered disabled state
[  397.342944] c2: entered allmulticast mode
[  397.343003] c2: entered promiscuous mode
[  397.355478] br0: port 3(c3) entered blocking state
[  397.355519] br0: port 3(c3) entered disabled state
[  397.355554] c3: entered allmulticast mode
[  397.355597] c3: entered promiscuous mode
[  397.367984] br0: port 4(sender) entered blocking state
[  397.368027] br0: port 4(sender) entered disabled state
[  397.368060] sender: entered allmulticast mode
[  397.368114] sender: entered promiscuous mode
[  397.372955] br0: port 4(sender) entered blocking state
[  397.373005] br0: port 4(sender) entered forwarding state
[  397.373039] br0: port 3(c3) entered blocking state
[  397.373077] br0: port 3(c3) entered forwarding state
[  397.373111] br0: port 2(c2) entered blocking state
[  397.373143] br0: port 2(c2) entered forwarding state
[  397.373178] br0: port 1(c1) entered blocking state
[  397.373208] br0: port 1(c1) entered forwarding state
[  397.380338] Bridge firewalling registered
[  408.063112] br0: port 1(c1) entered disabled state
[  408.063307] c1 (unregistering): left allmulticast mode
[  408.063340] c1 (unregistering): left promiscuous mode
[  408.063367] br0: port 1(c1) entered disabled state
[  408.092091] br0: port 2(c2) entered disabled state
[  408.092283] c2 (unregistering): left allmulticast mode
[  408.092326] c2 (unregistering): left promiscuous mode
[  408.092359] br0: port 2(c2) entered disabled state
[  408.112106] sender: left allmulticast mode
[  408.112157] sender: left promiscuous mode
[  408.112198] br0: port 4(sender) entered disabled state
[  408.112321] c3: left allmulticast mode
[  408.112349] c3: left promiscuous mode
[  408.112378] br0: port 3(c3) entered disabled state