@woozle true, thanks a lot for the support was truly helpful. by the way how do i check the warranty on my device or is that specific to the vendor i bought it from?

@woozle my thoughts exactly, tried the loop with two other cables and another TP-Link router( though a lower model), and the cables worked fine with the other router but not with my c80, so I'm now...

@woozle well I noticed when connected to any of the LAN ports and in access point operation mode, the internet LED sometimes comes orange but after I power cycle it stays off, but I still get...

So I realized when I connect a LAN cable to the WAN port of my archer c80 it doesn't get any internet but when I change its operation mode to access point and then change the connection from the WAN...