@TP-Link Yes, I did mean the group isolation. For practice I've created a group both with and without isolation. Without isolation I seem to be able to access either subnet, no issue but wonder why...

Unless I am misunderstanding this the firewall only controls traffic between WAN and LAN - it doesn't control any traffic between the internal LAN. Geoff

Im guessing a router effectively aways offers some protection to LAN from WAN. Geoff

Folks, On my vlan settings there is an option to choose whether or not to isolate. What would be the point of NOT isolating? I could understand if this was an editable option, temporary disable...

@Stella.Q Yes, it is all working fine but still quite fathom why the DNS option is shown in three places. Understand the internet provider being the default but if this is physically changed by the...

Folks, Having problems with Interface grouping, I appear to lose connection with two Chromecast devices if I have this feature enabled, if I untick the 'Enable VLan feature' my Chromecasts show up...