read this thread, on post #1 http://forum.tp-link.com/showthread.php?2988-WiFi-signal-comes-and-goes&region=china is the problem and he Edit it with his solution, its a dif. model, i had a similar...

enable DHCP to your RE. But your RE has to be in a dif. subnet Example if you are right now 192.168.1.254 change to 192.168.2.254 and remember that your login ip in your lap it's going to change to...

something is not correctly, my advice is factory default your WA830RE and start over, you did not post OS on your lap, thie first guide is for XP but applys to W7 or 8...

you posted I buy this but after do all the steps correctly (reange extender mode) if everything is correctly as you post, the only advise left, use your guarantee, and read the Sticky on top

Gica you are confusing yourself just follow any of the 2 guides on post #2 you don't need to know the ip of your root router I posted you put back your wireless adapter from lap top to obtain ip...

http://www.tp-link.us/article/?faqid=348 http://www.tp-link.us/article/?faqid=318 ignore on both the security step reset your 5210 to factory default, both configurations will give you internet via...