[  393.839987] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  393.854348] br0: port 1(c1) entered blocking state
[  393.854422] br0: port 1(c1) entered disabled state
[  393.854491] c1: entered allmulticast mode
[  393.854570] c1: entered promiscuous mode
[  393.867562] br0: port 2(c2) entered blocking state
[  393.867598] br0: port 2(c2) entered disabled state
[  393.867640] c2: entered allmulticast mode
[  393.867678] c2: entered promiscuous mode
[  393.880758] br0: port 3(c3) entered blocking state
[  393.880793] br0: port 3(c3) entered disabled state
[  393.880823] c3: entered allmulticast mode
[  393.880860] c3: entered promiscuous mode
[  393.893826] br0: port 4(sender) entered blocking state
[  393.893888] br0: port 4(sender) entered disabled state
[  393.893956] sender: entered allmulticast mode
[  393.894039] sender: entered promiscuous mode
[  393.899147] br0: port 4(sender) entered blocking state
[  393.899181] br0: port 4(sender) entered forwarding state
[  393.899214] br0: port 3(c3) entered blocking state
[  393.899247] br0: port 3(c3) entered forwarding state
[  393.899281] br0: port 2(c2) entered blocking state
[  393.899315] br0: port 2(c2) entered forwarding state
[  393.899341] br0: port 1(c1) entered blocking state
[  393.899368] br0: port 1(c1) entered forwarding state
[  393.906423] Bridge firewalling registered
[  404.531920] br0: port 1(c1) entered disabled state
[  404.532158] c1 (unregistering): left allmulticast mode
[  404.532196] c1 (unregistering): left promiscuous mode
[  404.532224] br0: port 1(c1) entered disabled state
[  404.553864] br0: port 2(c2) entered disabled state
[  404.554160] c2 (unregistering): left allmulticast mode
[  404.554216] c2 (unregistering): left promiscuous mode
[  404.554248] br0: port 2(c2) entered disabled state
[  404.575843] br0: port 4(sender) entered disabled state
[  404.576002] br0: port 3(c3) entered disabled state
[  404.576233] sender (unregistering): left allmulticast mode
[  404.576296] sender (unregistering): left promiscuous mode
[  404.576329] br0: port 4(sender) entered disabled state
[  404.576743] c3 (unregistering): left allmulticast mode
[  404.576814] c3 (unregistering): left promiscuous mode
[  404.576847] br0: port 3(c3) entered disabled state