xxv
Catalyst 2950 Desktop Switch Software Configuration Guide
78-14982-01

Preface

Audience

The Cataly st 2950 Desktop Sw itch Software Configuration G uide i s for t he n etwor k mana ger
responsible for configuring the Catalyst 2950 switches, hereafter referred to as the switches. Before
using this guide, you should be familiar with the concepts and terminology of Ethernet and local area
networking.

Purpose

This guide provides information about configuring and troubleshooting a Catalyst 2950 or Catalyst 2950
Long-Re ac h Et hern et (L RE) swi tch o r s witc h cl uste rs. I t i nclu de s d escript ion s o f the ma nage ment
interface options and the features supported by the switch software. The non-LRE sw itc h is support e d by
either the standard software image (SI) or the enhanced software image (EI). The EI provides a richer set of
features, including access control lists (ACLs), enhanced quality of service (QoS) features, the Secure Shell
Protocol, extended-range VLANs, and Re mote Switch Por t Analyz er (RS PAN). For a list of switches that
support the SI an d the EI, see Table 1-1 on pag e 1. The 2950 LRE s witch is sup ported b y an a v ariat ion of th e
enhanced software image [12.1(11)LRE].
Use this guide with other documents for information about these topics:
•Requirements—This guide assumes that you have met the hardware and software requirements and
cluster compatibility requirements described in the release notes.
•Start-up information—This guid e assumes th at you have assi gned swit ch IP inform ation and
passwords by using the setu p program de scribe d in the releas e notes.
•Cluster Ma nageme nt Suite (CM S) info rmation —This guide provides an overview of the CMS
web-base d, switc h ma nage ment inter face. For i nf ormat ion abou t CMS r equi reme nts an d the
procedures for browser and plug-in configuration and accessing CMS, refer to the release notes. For
CMS field-level window description s and proc edures, re fer to th e CMS online he lp.
•Cluster co nfiguration—T his guide provides info rmati on about pla nning for, creating, and
maintaining switch clusters. Because configuring switch clusters is most easily performed through
CMS, this guide does not provide the command-line interface (CLI) procedures. For the cluster
comm ands, refe r to the c omman d refe rence for this rel ease.
•CLI command information—This guide provides an overview for using the CLI. For complete
syntax and usage information about the commands that have been specifically created or changed
for the sw itche s, refe r to the co mman d refere nce for this rel ease.