Have you got your ssid broadcasting?if not you could try turning that
on..Saying that,the advice you have been given so far drivers f/ware etc.
are also considerations,for myself I would 1st turn the ssid on with vista
to see if this works.

Regards,

knobber
"KlausK" <dinga@noone.com> wrote in message
news:47a2b158$0$25018$607ed4bc@cv.net...[color=blue]
>I have a Linksys wireless n router and have 2 notebooks (XP) and one
>notebook (vista), all of which use wireless connections to the router. I
>use 128 bit WEP encryption and the 2 XP notebooks have ZERO problem.
>However, the Vista notebook keeps losing the encryption key and thus loses
>wireless connection. If I re-enter the key, the wireless connection works
>but some time later, the same problem happens again. What is going on?
>Thanks.
>[/color]