Ref: 10630003
Title: Part Numbers for Upgrading a GS1-XNS to a GS/X.25-XNS
date: 1/29/90

Copyright 3Com Corporation, 1991.  All rights reserved.

To upgrade an existing MCPU12 based GS1-XNS to the new MCPU20
based GS/X.25-XNS, both hardware and software need to be upgraded.

The hardware upgrade kit includes:  MCPU20, EC/2-512, and 96TPI
disk drive.  The associated part number is 3C5140.

The upgraded GS/X.25-XNS software part number is 3C6953.

Also, serial interface firmware should be upgraded if it is not the
latest version.  Contact 3Com's Customer Services Organization for
the latest firmware revision compatibility.

