[  403.894933] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  403.909063] br0: port 1(c1) entered blocking state
[  403.909142] br0: port 1(c1) entered disabled state
[  403.909220] c1: entered allmulticast mode
[  403.909309] c1: entered promiscuous mode
[  403.921969] br0: port 2(c2) entered blocking state
[  403.922037] br0: port 2(c2) entered disabled state
[  403.922111] c2: entered allmulticast mode
[  403.922195] c2: entered promiscuous mode
[  403.934739] br0: port 3(c3) entered blocking state
[  403.934780] br0: port 3(c3) entered disabled state
[  403.934817] c3: entered allmulticast mode
[  403.934860] c3: entered promiscuous mode
[  403.947728] br0: port 4(sender) entered blocking state
[  403.947776] br0: port 4(sender) entered disabled state
[  403.947818] sender: entered allmulticast mode
[  403.947873] sender: entered promiscuous mode
[  403.952835] br0: port 4(sender) entered blocking state
[  403.952881] br0: port 4(sender) entered forwarding state
[  403.952927] br0: port 3(c3) entered blocking state
[  403.952961] br0: port 3(c3) entered forwarding state
[  403.952999] br0: port 2(c2) entered blocking state
[  403.953029] br0: port 2(c2) entered forwarding state
[  403.953069] br0: port 1(c1) entered blocking state
[  403.953105] br0: port 1(c1) entered forwarding state
[  403.960205] Bridge firewalling registered
[  414.579001] br0: port 1(c1) entered disabled state
[  414.579199] c1 (unregistering): left allmulticast mode
[  414.579233] c1 (unregistering): left promiscuous mode
[  414.579264] br0: port 1(c1) entered disabled state
[  414.603963] br0: port 2(c2) entered disabled state
[  414.604099] c2 (unregistering): left allmulticast mode
[  414.604140] c2 (unregistering): left promiscuous mode
[  414.604172] br0: port 2(c2) entered disabled state
[  414.625942] sender: left allmulticast mode
[  414.625983] sender: left promiscuous mode
[  414.626015] br0: port 4(sender) entered disabled state
[  414.626140] c3: left allmulticast mode
[  414.626171] c3: left promiscuous mode
[  414.626200] br0: port 3(c3) entered disabled state