Maybe this can Help,
Successful Sharing involves some general consideration in Network settings,
As well as specific adjustment of each computer according to what it is
allowed to be shared.
Vista File and Printer Sharing-
Windows XP File Sharing -
Printer Sharing XP -
Windows Native Firewall setting for Sharing XP -
Windows XP patch for Sharing with Vista -
Jack (MVP-Networking).

"dmanes" <dmanes@discussions.microsoft.com> wrote in message
>I set-up a MSHOME network on both my desktop' which is connected to a
> and on my laptop. When I try to share files or printers it gives me an
> error
> -you might have to get permission to use this resource. I went to Windows
> and
> set in the registry anonymous to 0 which what it was set on. I have a DELL
> laptop and it has a linksys pc card. When I set the network up on the
> laptop
> it does show on the connecions in the wizard the wireless card only the
> LAN.
> I connect to the internet through the router fine. At one time and I do
> mean
> one time I saw the drives and printers and printed a page on one of them.
> Can
> you help?