> This is a local area network.. Can I assume that both machines has

TCP

> installed?
> Have you installed any service packs? Can you telnet to the box on

3050?

> Have you tried removing TCP and re-installing it?
> Alan

Alan,

Network administrator at client site re-checked and found that MS
Exchange was using port 3050 (on MS W2003 Small Business Server).
Once he stopped MS Exchange using this port I was able to connect to
Firebird database via TCP.

Thanks for help.

regards

Bill