Re: Interference from unknown source?

BLT wrote:
> I'm trying to help a friend solve a strange wifi problem.
>
> The target room for wifi usage is across a small corridor from the
> room where the internet connection & router resides. The wifi
> connection allegedly worked before installation of a cable TV system.
> Other electronics might have been introduced around the same time
> frame to cause wifi malfunction, but it's purely speculation on my
> part as I do not live there and my source is fuzzy.
>
> In my short test, I placed a laptop right next to the router ("Cnet"
> brand, model number unknown) and tried to establish a wireless
> connection. Wireless connection was detected and then disappeared. It
> would be detected and then disappear repeatedly. Then I tried with my
> Asus pocket wifi router, which has been working fine in my own apt.
> Same setup, router placed right next to the laptop. But I could not
> establish any wireless connection to the router at all. Both routers
> worked fine with wired connection in this location. The laptops used
> in both tests were a Sony Vaio with buit-in wifi and a Dell with a
> PCMCIA Asus WL-100b card.
>
> Do interference usually just 'wipe out' a wifi device entirely, like
> my Asus router in this occasion? Could the cause be something else all
> together? How do I go about diagnosing the source of interference? Any
> help or pointers will be greatly appreciated.

One wireless problem that crops up routinely in new connections is to
have 802.11x authentication checked on the advanced tab. This will
cause the connection to repeatedly connect and disconnect.

Q


.

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