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About This Guide
Welcome to the 5H102-48 and 5H103-48 Fast Ethernet Installation Guide. This guide
describes the Fast Ethernet modules and provides information concerning network requirements,
installation, and troubleshooting. For information about how to use Local Management to
configure and manage the module, refer to the MATRIX E5 Series Modules (5H1xx and 5G1xx)
Local Management User’s Guide.

USING THIS GUIDE

Read through this guide to completely understand the module capabilities and how to install the
modules.
A general working knowledge of Ethernet and IEEE 802.3 type data communications networks
and their physical layer components is helpful when using this module.

STRUCTURE OF THIS GUIDE

This guide is organized as follows:
This chapter provides preliminary information to aid in using this manual, lists technology and
user guides that may help the user set up and manage the module, and gives instructions on ho w to
get help.
Chapter 1, Introduction, provides an overview of the modules and their features.

Important Notice

Depending on the firmware version used in the module, some features described in this document
may not be supported. Refer to the Release Notes shipped with the module to deter mine which
features are supported.
\NOTE: In this document, the 5H102-48 or 5H103-48 may be referred to as either the
“switch,” or the “module.” When information applies to a specific module, the module will
be referred to by its name.
A lowercase italic
x
indicates the generic use of a letter (e.g., xxx indicates any
combination of three alphabetic characters).