It could be the router issue. Have you checked if there is a new firmware
for the router? Or this link may help too.
Vista Internet Access IssuesVista: Can't access some secure web sites ...
donâ€™t fix the problem, ... Vista: can't view web site by name ... upgraded 2
clients to Vista and both of ... www.chicagotech.net/vista/vistaieissues.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
"eeb" <eeb@xxxxxx> wrote in message
> -- Have Vista Business. Cannot get downloads from certain sites, cannot
> access to some sites, cannot launch Skype or Gtalk, cannot download
> from netlibrary to listen to books, cannot launch McAfee Security Center
> varying error messages of cannot connect/download--check your internet
> connection. Home network without proxy and XP machines on same work fine.
> I have tried all the suggestions I can find such as shutting off Windows
> firewall, allow popups, iE7 options in LAN connections to allow automatic
> detection or not allow, etc.
> Internet access is otherwise fine for everything, get email fine.
> Any suggestions, as I am sure it is some kind of connection problem. For
> instance, I can download Gtalk and sign up, but cannot get a connection
> Gtalk and get an error1 message. With McAfee Security Center, I finally
> the download, but cannot get it to install and get a message "Download
> Manager is unable to access the Internet. Connecto the internet" but
> obviously I am connected.