[  447.410945] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  447.428282] br0: port 1(c1) entered blocking state
[  447.428342] br0: port 1(c1) entered disabled state
[  447.428390] c1: entered allmulticast mode
[  447.428464] c1: entered promiscuous mode
[  447.444081] br0: port 2(c2) entered blocking state
[  447.444120] br0: port 2(c2) entered disabled state
[  447.444156] c2: entered allmulticast mode
[  447.444201] c2: entered promiscuous mode
[  447.460323] br0: port 3(c3) entered blocking state
[  447.460364] br0: port 3(c3) entered disabled state
[  447.460400] c3: entered allmulticast mode
[  447.460454] c3: entered promiscuous mode
[  447.475846] br0: port 4(sender) entered blocking state
[  447.475880] br0: port 4(sender) entered disabled state
[  447.475919] sender: entered allmulticast mode
[  447.475984] sender: entered promiscuous mode
[  447.481652] br0: port 4(sender) entered blocking state
[  447.481686] br0: port 4(sender) entered forwarding state
[  447.481721] br0: port 3(c3) entered blocking state
[  447.481753] br0: port 3(c3) entered forwarding state
[  447.481784] br0: port 2(c2) entered blocking state
[  447.481814] br0: port 2(c2) entered forwarding state
[  447.481843] br0: port 1(c1) entered blocking state
[  447.481871] br0: port 1(c1) entered forwarding state
[  447.488819] Bridge firewalling registered
[  458.158718] br0: port 1(c1) entered disabled state
[  458.158935] c1 (unregistering): left allmulticast mode
[  458.158972] c1 (unregistering): left promiscuous mode
[  458.159001] br0: port 1(c1) entered disabled state
[  458.186667] br0: port 2(c2) entered disabled state
[  458.186887] c2 (unregistering): left allmulticast mode
[  458.186977] c2 (unregistering): left promiscuous mode
[  458.187064] br0: port 2(c2) entered disabled state
[  458.206671] sender: left allmulticast mode
[  458.206753] sender: left promiscuous mode
[  458.206818] br0: port 4(sender) entered disabled state
[  458.206933] c3: left allmulticast mode
[  458.206988] c3: left promiscuous mode
[  458.207071] br0: port 3(c3) entered disabled state