>>>- this can be duplicated on several workstations by that user
>>>- if we put him on the NT machine and have him run the program and do his stuff it will never have a problem...it's only when he's on a workstation.
>>
>>Is system based on NT server or is it a peer-to-peer network with one of the NT workstations acting as a server?
>
>NT Server

And when you say "put him on the NT machine" you are referring to an NT workstation on the LAN and not to putting the guy on the NT server (if that is even possible).