Cabletron Systems NB25 E, NB20E user manual Chapter Introduction, Using This Manual

CHAPTER 1

INTRODUCTION

Welcome to the Cabletron Systems NB20E™ and NB25E™ Two Port Ethernet Bridges User's Manual. We have designed this user’s manual to serve as a simple installation and reference guide for the NB20E and NB25E, and to explain the capabilities and special features of each individual bridge. With the appropriate design, the Cabletron Systems NB25E or NB20E can dramatically improve network performance and bandwidth efficiency on heavily utilized network segments.

You should read through this manual to gain a full understanding of the NB20E and NB25E Bridges and their capabilities.

1.1USING THIS MANUAL

Chapter 1, Introduction, discusses the capabilities of Cabletron Systems' NB20E or NB25E Two Port Ethernet Bridge. An explanation of the bridge filtering process and a discussion of bridge functionality in multi-bridge environments are also included. The chapter concludes with a list of related manuals.

Chapter 2, Installation Requirements/Specifications, contains a list of hardware, software, location and environmental requirements that must be met before you install either bridge.

Chapter 3, Installing the NB20E or NB25E Bridge, contains instructions for installing the NB20E or the NB25E Two Port Ethernet Bridge.

Chapter 4, Testing and Troubleshooting, provides procedures for testing and troubleshooting the installation of the NB20E or the NB25E Bridge. Instructions for using LANVIEW™, Cabletron Systems’ built-in visual diagnostic and status monitoring system, are also included.

We assume that you have a general working knowledge of Ethernet or IEEE 802.3 type data communications networks and their physical layer components.

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