@Kevin_Z One more image (from the tp-link admin tool).

@Kevin_Z Well... I have it boxed up but wasn't able to make it to the post office today. I would prefer to use it, but... Let me see what I can answer. 1. it's very simple. I have a (currently)...

@Aibynn Thanks for your input. Unfortunately I've done all that, including replacing it with another, older router, that just doesn't have the same problem. It's only this one. Also, tp-link were...

Quite simple really. I was trying to upgrade my 4 year old Netgear router with the Archer C2300. Everything works fine, EXCEPT for my Gigabit wired lan. When the Archer is installed, it takes 10-15...