[  401.998214] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  402.013698] br0: port 1(c1) entered blocking state
[  402.013786] br0: port 1(c1) entered disabled state
[  402.013862] c1: entered allmulticast mode
[  402.013950] c1: entered promiscuous mode
[  402.027275] br0: port 2(c2) entered blocking state
[  402.027355] br0: port 2(c2) entered disabled state
[  402.027425] c2: entered allmulticast mode
[  402.027508] c2: entered promiscuous mode
[  402.040214] br0: port 3(c3) entered blocking state
[  402.040255] br0: port 3(c3) entered disabled state
[  402.040288] c3: entered allmulticast mode
[  402.040329] c3: entered promiscuous mode
[  402.053203] br0: port 4(sender) entered blocking state
[  402.053271] br0: port 4(sender) entered disabled state
[  402.053334] sender: entered allmulticast mode
[  402.053416] sender: entered promiscuous mode
[  402.058542] br0: port 4(sender) entered blocking state
[  402.058580] br0: port 4(sender) entered forwarding state
[  402.058610] br0: port 3(c3) entered blocking state
[  402.058651] br0: port 3(c3) entered forwarding state
[  402.058681] br0: port 2(c2) entered blocking state
[  402.058707] br0: port 2(c2) entered forwarding state
[  402.058740] br0: port 1(c1) entered blocking state
[  402.058767] br0: port 1(c1) entered forwarding state
[  402.066030] Bridge firewalling registered
[  412.751746] br0: port 1(c1) entered disabled state
[  412.751921] c1 (unregistering): left allmulticast mode
[  412.751955] c1 (unregistering): left promiscuous mode
[  412.751984] br0: port 1(c1) entered disabled state
[  412.778707] br0: port 3(c3) entered disabled state
[  412.778807] br0: port 2(c2) entered disabled state
[  412.778928] c3 (unregistering): left allmulticast mode
[  412.778966] c3 (unregistering): left promiscuous mode
[  412.778998] br0: port 3(c3) entered disabled state
[  412.779201] c2 (unregistering): left allmulticast mode
[  412.779256] c2 (unregistering): left promiscuous mode
[  412.779287] br0: port 2(c2) entered disabled state
[  412.794729] sender: left allmulticast mode
[  412.794771] sender: left promiscuous mode
[  412.794806] br0: port 4(sender) entered disabled state