Ref: 10860024
Title: Internal error 4 rc 17
Date: 7/28/88

Copyright 3Com Corporation, 1991.  All rights reserved.

Internal Error 4 rc 17:

This error is issued when attempting to perform a Backup on a 3s3, and
is usually caused by a bad tape.  One customer resolved this problem
by increasing the -h parameter in the Eth3.sys line from 2 to 4.
