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About This Guide

Welcome to the

2E253-49R SmartSwitch 2200 Installation User’s Guide

.

This guide describes
the 2E253-49R SmartSwitch 2200 device and provides information concerning network
requirements, installation, and troubleshooting. For information about how to use Local
Management to configure and manage the 2E253-49R, refer to the Cabletron Systems

SmartSwitch Series 2E253, 2H252, 2H253, and 2H258 Local Management User’s Guide

.

USING THIS GUIDE

Read through this part of the guide first for information on how to use this guide and for a list of
technology and user’s guides that may help in setting up and managing the 2E253-49R. Then read
the remainder of this guide completely to understand the 2E253-49R capabilities and how to
install it.
A general working knowledge of Ethernet and IEEE 802.3 type data communications networks
and their physical layer components is helpful when using this device.

STRUCTURE OF THIS GUIDE

This guide is organized as follows:
Chapter 1,

Introduction

, provides an overview of the 2E253-49R and its features. Directions for
obtaining additional information or help from Cabletron Systems are also included in this chapter.
Chapter 2,

Network Requirements

, explains the network requirements that must be met before
installing the 2E253-49R.

Important Notice

Depending on the firmware version used in the 2E253-49R, some features described in this
document may not be supported. Refer to the Release Notes shipped with the 2E253-49R to
determine which features are supported.
NOTE

In this document, the device is referred to as either the “2E253-49R” or the “device”.