I would check the firewall first. Or this troubleshooting may help,
Vista issuesTroubleshooting Vista Network Issues. Vista Troubleshooting
Collections ... Step by step troubleshooting . ... Troubleshooting Vista
Wireless Issues ... http://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
<firstname.lastname@example.org> wrote in message
> I'm pretty sure this has been discussed before, but I have tried the
> methods mentioned already and I still can't figure out why...
> I'm just got a new toshiba laptop with windows vista and I want to
> connect to my home network - I have a D-Link router. I have no
> trouble at all connecting to my university network or to my
> neighbour's unsecured one, but my home one is secure and even though
> my laptop detects it, it won't let me connect!
> I have an older laptop with windows XP and that one connected fine
> when I did the setup wireless thing a few years ago... I was
> expecting some sort of password box to pop up when I tried to connect
> to my secured home network on my vista laptop, but the only message
> that I receive is "windows cannot connect to this network" whereas for
> window XP I actually get this password box where I can type my
> password in.
> Any ideas? Thanks. (I'll admit I'm rather computer-retarded, so I
> hope you'll forgive me if I don't quite get some stuff...)