If ping works, it's not likely to be the firewall. You need to set the share
somehow different. When a system is not setup to share with that user, the
system is not found.
Windows XP Professional File Sharing:
http://www.practicallynetworked.com/...ring/index.htm

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Mark L. Ferguson
..

"Len B" <gonehome@internode0.on0.net> wrote in message
news:#qMrjA5rIHA.3616@TK2MSFTNGP06.phx.gbl...
> I have a couple of XP Pro machines with this problem.
>
> We have a LAN based on SBS 2003. I can ping them successfully but I cannot
> access their shares. Figuring that there may be a firewall issue, I
> decided to disable it to see if that made a difference. However the
> firewall is set to on but all the radio buttons are dimmed. The 'Don't
> allow exceptions' tick box is available though. It is the only thing that
> is. Any idea what is happening?
>
> When I enter \\WkStn13 into the address bar of an explorer window I get
> the "Windows cannot find 'WkStn13'. Check spelling, try again. Try
> searching.." etc. error.
>
> --
> Len
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>