This doesn't answer your question but as a matter of interest we have a Compaq 386/25 hooked to a SGI 4D/25 using PC/FTP ver 2.04 by ftp software (617-246-0900). We have a Western Digital WD-8013 EBT board in the PC. We have had no problems using this system. Brent Corkum corkum at ecf.toronto.edu