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3Com Switch 4500G Family Getting Started Guide 3Com
®
Switch 4500G Family

Getting Started Guide
Switch 4500G 24-Port
Switch 4500G 48-Port
Switch 4500G PWR 24-Port
Switch 4500G PWR 48-Port
www.3Com.com

Part Number: 10014899 Rev. AC

Published: October 2007 3Com Corporation

350 Campus Drive

Marlborough, MA

USA 01752-3064
Copyright © 2006-2007, 3Com Corporation. All rights reserved. No part of this documentation may be
reproduced in any form or by any means or used to make any derivative work (such as translation,
transformation, or adaptation) without written permission from 3Com Corporation.
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time to time without obligation on the part of 3Com Corporation to provide notification of such revision
or change.
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If there is any software on removable media described in this documentation, it is furnished under a
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locate a copy, please contact 3Com and a copy will be provided to you.
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If you are a United States government agency, then this documentation and the software described
herein are provided to you subject to the following:
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User Guide.
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Reducing the waste generated by all operations. Ensuring that all waste conforms to recognized
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Regulated Materials Statement
3Com products do not contain any hazardous or ozone-depleting material. C
ONTENTS
A
BOUT
T
HIS
G
UIDE
Before You Start 5
Conventions 6
Related Documentation 6
I
NTRODUCING

THE
S
WITCH
4500G F
AMILY
About the Switch 4500G 7
Switch 4500G 24-Port and 48-PortFront and Rear Panel Detail 8
Switch 4500G 24-Port and 48-Port Front Panel LEDs 10
Switch 4500G PWR 24-Port and 48-Port Front and Rear Panel Detail 13
Switch 4500G PWR 24-Port and 48-Port Front Panel LEDs 15
System Specifications of the Switch 4500G 18
I
NSTALLING

THE
S
WITCH
Rack-Mounting the Switch 20
Mounting the Switch on a Desktop 23
The Power-up Sequence 23
Connecting a Redundant Power Supply 24
Connecting Console Cable 28
S
ETTING
U
P
S
WITCH
M
ANAGEMENT
Methods of Managing a Switch 31
Setting Up Your Switch 33
Manually Configuring IP Information 36
Viewing Automatically Configured IP Information 42
Setting Up Command Line Interface Management 44
Setting Up Command Line Interface Management using SSH 45
Setting Up Web Interface Management 45
Setting Up SNMP Management V1 or V2 46
Default Users and Passwords 47
P
ROBLEM
S
OLVING
Solving Problems Indicated by LEDs 50
Solving Hardware Problems 51
Solving Communication Problems 52
Solving Fabric Formation Problems 53 P
IN
-
OUTS
Null Modem Cable 55
PC-AT Serial Cable 55
Modem Cable 56
Ethernet Port RJ-45 Pin Assignments 56
T
ECHNICAL
S
PECIFICATIONS
Switch 4500G 24-Port 59
Switch 4500G 48-Port 60
Switch 4500G PWR 24-Port 61
witch 4500G PWR 48-Port 62
Grounding Lead 63
O
BTAINING
S
UPPORT

FOR
Y
OUR
3C
OM
P
RODUCTS
Register Your Product to Gain Service Benefits 65
Solve Problems Online 65
Purchase Extended Warranty and Professional Services 65
Access Software Downloads 66
Contact Us 66
3C
OM
N
ETWORK
M
ANAGEMENT
3Com Network Supervisor 69
3Com Network Director 70
3Com Network Access Manager 70
3Com Enterprise Management Suite 71
Integration Kit with HP OpenView Network Node Manager 71
R
EDUNDANT
P
OWER
S
UPPLY
S
AFETY
I
NFORMATION
Important Safety Information 73
Linformation de Sécurité Importante 74
Wichtige Sicherheitsinformationen 75
Información de Seguridad Importante 76
Importanti Informazioni di Sicurezza 78
Wa¿ne informacje o zabezpieczeniach 79
Regulatory Notices 81 A
BOUT
T
HIS
G
UIDE
Download the latest
software and
documentation for your
3Com switch
Thank you for purchasing a 3Com Switch 4500G. As part of our
commitment to bringing you the most capable and dependable
network equipment, 3Com offers free software maintenance
updates and documentation updates on our website.
To obtain the most up-to-date operating software and user
documentation for the Switch 4500G, point your web browser to:
www.3Com.com/4500G
and select the Support and
Registration link.
Please note that you must register your 3Com switch to receive
software upgrades. To register, point your web browser to
eSupport.3Com.com
.
Before You Start
The guide is intended for use by network administrators who
install and set up network equipment; consequently, it assumes a
basic working knowledge of Local Area Networks (LANs).
Release Notes
The Release Notes provide important information about the
current software release, including new features, modifications,
known problems, and instructions for upgrading your switch. You
should read the Release Notes before installing the switch in your
network.
If the information in the Release Notes differs from this guide,
follow the instructions in the Release Notes.
User documentation and release notes are available in Adobe
Acrobat Reader Portable Document Format (PDF) on the 3Com
World Wide Web site at
http://www.3com.com 6
A
BOUT
T
HIS
G
UIDE
Conventions
Table 1 lists important conventions that are used throughout this guide.
Related
Documentation
In addition to this guide, the Switch 4500G documentation includes the
following: 3Com Switch 4500G Family Configuration Guide
This guide contains information on the features supported by your
switch and how they can be used to optimize your network. It is
supplied in PDF format on the 3Com Web site. 3Com Switch 4500G Family Command Reference Guide
This guide provides detailed information about the web interface and
command line interface that enable you to manage the switch. It is
supplied in PDF format on the 3Com Web site. 3Com Switch 4500G Family Quick Reference Guide
This guide contains: a list of the features supported by the switch. a summary of the command line interface commands for the switch.
This guide is also available under the Help button on the web
interface. Release Notes
These notes provide information about the current software release,
including new features, modifications, and known problems. This
document also provides detailed inst