I just found the problem myself. The router had re-assigned the IP address
>> Stay informed about: Remote Desktop - the client could not connect to the remot..
and so I was being routed to a pc not running Remote Desktop.
> I have setup Remote Desktop on an XP Pro machine and have been able to
> successfuly connect from another machine from within the LAN. Once I go
> outside the LAN and try and test from an outside computer, then I get the
> following error: "The client could not connect to the remote computer".
> Currently the Windows Firewall is disabled on both the host and client
> computers. I'm assuming that since I can successfuly make a remote
> connection from within the LAN that the Linksys router is properly forwarding
> port 3389 and it must be something else. Any ideas what would block outside
> WAN Remote Desktop connections?
> Any help you provide is greatly appreciated.