Have you tried Microsoft update? Or these links may help,
Windows Vista Update and downloadPosted: Tue May 29, 2007 6:03 pm Post
subject: Windows Vista Update and download, Reply with quote. Microsoft just
release a new update 941649 on 10/25/07. ... http://www.chicagotech.net/netforums...opic.php?t=859
Vista issuesthe Vista laptop has limited connectivity to "Unidentified
network". ... The Vista Unidentified Network or Limited Connectivity could
be hardware, ... www.chicagotech.net/vista/vistanetissues.htm
Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on http://www.ChicagoTech.net
How to Setup Windows, Network, VPN & Remote Access on http://www.HowToNetworking.com
<nick.n@xxxxxx> wrote in message
>I have been running Vista on my laptop with no problems since March
> until this morning. Suddenly I was presented with "Unidentified
> network" and "Local only". I have tried a myriad of suggestions found
> in posts on the net but nothing has helped thus far.
> My router is a Netgear DG834G and the laptop running vista has an
> Intel PRO/Wireless 3945ABG network adapter.
> Any suggestions would be very much appreciated.
> Many thanks