[  403.718006] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  403.731133] br0: port 1(c1) entered blocking state
[  403.731209] br0: port 1(c1) entered disabled state
[  403.731274] c1: entered allmulticast mode
[  403.731354] c1: entered promiscuous mode
[  403.744558] br0: port 2(c2) entered blocking state
[  403.744625] br0: port 2(c2) entered disabled state
[  403.744690] c2: entered allmulticast mode
[  403.744770] c2: entered promiscuous mode
[  403.757357] br0: port 3(c3) entered blocking state
[  403.757395] br0: port 3(c3) entered disabled state
[  403.757429] c3: entered allmulticast mode
[  403.757469] c3: entered promiscuous mode
[  403.770073] br0: port 4(sender) entered blocking state
[  403.770109] br0: port 4(sender) entered disabled state
[  403.770140] sender: entered allmulticast mode
[  403.770197] sender: entered promiscuous mode
[  403.775041] br0: port 4(sender) entered blocking state
[  403.775103] br0: port 4(sender) entered forwarding state
[  403.775167] br0: port 3(c3) entered blocking state
[  403.775232] br0: port 3(c3) entered forwarding state
[  403.775299] br0: port 2(c2) entered blocking state
[  403.775364] br0: port 2(c2) entered forwarding state
[  403.775431] br0: port 1(c1) entered blocking state
[  403.775513] br0: port 1(c1) entered forwarding state
[  403.782334] Bridge firewalling registered
[  414.465909] br0: port 1(c1) entered disabled state
[  414.466108] c1 (unregistering): left allmulticast mode
[  414.466146] c1 (unregistering): left promiscuous mode
[  414.466173] br0: port 1(c1) entered disabled state
[  414.491893] br0: port 2(c2) entered disabled state
[  414.492061] c2 (unregistering): left allmulticast mode
[  414.492099] c2 (unregistering): left promiscuous mode
[  414.492129] br0: port 2(c2) entered disabled state
[  414.511878] br0: port 4(sender) entered disabled state
[  414.511955] br0: port 3(c3) entered disabled state
[  414.512090] sender (unregistering): left allmulticast mode
[  414.512126] sender (unregistering): left promiscuous mode
[  414.512154] br0: port 4(sender) entered disabled state
[  414.512350] c3 (unregistering): left allmulticast mode
[  414.512386] c3 (unregistering): left promiscuous mode
[  414.512413] br0: port 3(c3) entered disabled state