3COM 4400 User Manual

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SuperStack® 3

Switch 4400 Series

Getting Started Guide

Switch 4400 (3C17203)

Switch 4400 (3C17204)

Switch 4400 PWR (3C17205)

Switch 4400 SE (3C17206)

Switch 4400 FX (3C17210)

http://www.3com.com/

Part No. DUA1720-3AAA07

Published March 2004

3Com Corporation

350 Campus Drive

Marlborough,

MA 01752-3064

Copyright © 2004, 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.

3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notification of such revision or change.

3Com Corporation provides this documentation without warranty, term, or condition of any kind, either implied or expressed, including, but not limited to, the implied warranties, terms or conditions of merchantability, satisfactory quality, and fitness for a particular purpose. 3Com may make improvements or changes in the product(s) and/or the program(s) described in this documentation at any time.

If there is any software on removable media described in this documentation, it is furnished under a license agreement included with the product as a separate document, in the hard copy documentation, or on the removable media in a directory file named LICENSE.TXT or !LICENSE.TXT. If you are unable to locate a copy, please contact 3Com and a copy will be provided to you.

UNITED STATES GOVERNMENT LEGEND

If you are a United States government agency, then this documentation and the software described herein are provided to you subject to the following:

All technical data and computer software are commercial in nature and developed solely at private expense. Software is delivered as “Commercial Computer Software” as defined in DFARS 252.227-7014(June 1995) or as a “commercial item” as defined in FAR 2.101(a) and as such is provided with only such rights as are provided in 3Com’s standard commercial license for the Software. Technical data is provided with limited rights only as provided in DFAR252.227-7015(Nov 1995) or FAR52.227-14(June 1987), whichever is applicable. You agree not to remove or deface any portion of any legend provided on any licensed program or documentation contained in, or delivered to you in conjunction with, this User Guide.

Unless otherwise indicated, 3Com registered trademarks are registered in the United States and may or may not be registered in other countries.

3Com, the 3Com logo and SuperStack are registered trademarks of 3Com Corporation.

Intel and Pentium are registered trademarks of Intel Corporation. Microsoft, MS-DOS,Windows, and Windows NT are registered trademarks of Microsoft Corporation. Novell and NetWare are registered trademarks of Novell, Inc. UNIX is a registered trademark in the United States and other countries, licensed exclusively through X/Open Company, Ltd.

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All other company and product names may be trademarks of the respective companies with which they are associated.

ENVIRONMENTAL STATEMENT

It is the policy of 3Com Corporation to be environmentally-friendlyin all operations. To uphold our policy, we are committed to:

Establishing environmental performance standards that comply with national legislation and regulations.

Conserving energy, materials and natural resources in all operations.

Reducing the waste generated by all operations. Ensuring that all waste conforms to recognized environmental standards. Maximizing the recyclable and reusable content of all products.

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Improving our environmental record on a continual basis.

End of Life Statement

3Com processes allow for the recovery, reclamation and safe disposal of all end-of-lifeelectronic components.

Regulated Materials Statement

3Com products do not contain any hazardous or ozone-depletingmaterial.

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The documentation for this product is printed on paper that comes from sustainable, managed forests; it is fully biodegradable and recyclable, and is completely chlorine-free.The varnish isenvironmentally-friendly,and the inks arevegetable-basedwith a lowheavy-metalcontent.

ENCRYPTION

This product contains encryption and may require U.S. and/or local government authorization prior to export or import to another country.

CONTENTS

ABOUT THIS GUIDE

Before You Start

7

 

Release Notes

7

 

About Your CD-ROM

8

Conventions 8

 

 

Related Documentation

9

Accessing Online Documentation 10

Documentation Comments 10

Product Registration 11

1INTRODUCING THE SUPERSTACK 3 SWITCH 4400

 

About the Switch 4400

14

 

 

Summary of Hardware Features

14

 

Switch 4400 — Front View Detail

15

 

10BASE-T/ 100BASE-TX Ports

16

 

100BASE-FX Ports

16

 

 

LEDs 17

 

 

 

 

Switch 4400 — Rear View Detail

19

 

Power Socket

19

 

 

 

Redundant Power System Socket 19

 

Console Port

19

 

 

 

Expansion Module Slots 19

 

 

Default Settings

20

 

 

 

 

 

2 INSTALLING THE SWITCH

 

 

Package Contents

24

 

 

 

Choosing a Suitable Site

24

 

 

Rack-mounting

25

 

 

 

Placing Units On Top of Each Other

27

 

Stacking Units 27

 

 

 

How To Stack Units

27

 

 

 

 

 

 

 

Rules For Stacking Units

28

 

 

 

 

 

 

The Power-up Sequence

30

 

 

 

 

 

 

 

Powering-up the Switch 4400

30

 

 

 

 

Checking for Correct Operation of LEDs

30

 

 

Connecting a Redundant Power System

30

 

 

Using Power over Ethernet

 

31

 

 

 

 

 

Choosing the Correct Cables (Switch 4400, 4400 SE and

 

4400 PWR) 32

 

 

 

 

 

 

 

 

Choosing the Correct Cables (Switch 4400 FX)

33

 

 

 

 

 

3 SETTING UP FOR MANAGEMENT

 

 

 

 

Setting Up Overview 36

 

 

 

 

 

 

 

IP Configuration

37

 

 

 

 

 

 

 

 

Preparing for Management

 

38

 

 

 

 

 

Manually Configuring IP Information

39

 

 

 

Connecting to a Front Panel Port

39

 

 

 

 

Connecting to the Console Port

42

 

 

 

 

Viewing Automatically Configured IP Information

46

 

Using 3Com Network Supervisor

46

 

 

 

 

Connecting to the Console Port

46

 

 

 

 

Methods of Managing a Switch

49

 

 

 

 

 

Command Line Interface Management

49

 

 

Command Line Interface Management using SSH 50

 

Web Interface Management

50

 

 

 

 

 

SNMP Management

50

 

 

 

 

 

 

 

Setting Up Command Line Interface Management

50

 

CLI Management via the Console Port

 

51

 

 

CLI Management over the Network

51

 

 

Setting Up Command Line Interface Management using SSH 52

 

Setting Up Web Interface Management

53

 

 

Pre-requisites

53

 

 

 

 

 

 

 

 

Web Management Over the Network

 

54

 

 

Setting Up SNMP Management

54

 

 

 

 

 

Pre-requisites

55

 

 

 

 

 

 

 

 

Default Users and Passwords

55

 

 

 

 

 

Changing Default Passwords

55

 

 

 

 

4

PROBLEM SOLVING

 

 

 

 

 

Solving Problems Indicated by LEDs

58

 

 

Solving Hardware Problems

59

 

 

 

Solving Communication Problems

62

 

 

Solving Software Upgrade Problems

63

 

A

 

 

 

 

SAFETY INFORMATION

 

 

 

 

Power Cord Set — Japan

65

 

 

 

Important Safety Information

66

 

 

 

L’information de Sécurité Importante

68

 

 

Wichtige Sicherheitsinformationen

70

 

B

 

 

 

 

 

 

 

PIN-OUTS

 

 

 

 

 

 

 

Null Modem Cable

73

 

 

 

 

 

PC-AT Serial Cable

73

 

 

 

 

 

Modem Cable

74

 

 

 

 

 

 

RJ-45 Pin Assignments

74

 

 

 

C

 

 

 

TECHNICAL SPECIFICATIONS

 

 

 

Switch 4400 (24-port) and Switch 4400 SE

77

 

Switch 4400 PWR (24-port)

79

 

 

 

Switch 4400 (48-port)

80

 

 

 

 

Switch 4400 FX

81

 

 

 

 

 

D

 

OBTAINING SUPPORT FOR YOUR PRODUCT

 

Register Your Product to Gain Service Benefits

83

 

Purchase Value-Added Services 83

 

 

 

Troubleshoot Online

83

 

 

 

 

Access Software Downloads

84

 

 

 

Contact Us 84

 

 

 

 

 

 

 

Telephone Technical Support and Repair 84

 

INDEX

REGULATORY NOTICES

ABOUTTHISGUIDE

This guide provides all the information you need to install and use the following switches in their default state:

SuperStack® 3 Switch 4400 (3C17203)

SuperStack® 3 Switch 4400 (3C17204)

SuperStack® 3 Switch 4400 PWR (3C17205)

SuperStack® 3 Switch 4400 SE (3C17206)

SuperStack® 3 Switch 4400 FX (3C17210)

All procedures described in this guide apply to all models except where stated.

The guide is intended for use by network administrators who are responsible for installing and setting up network equipment; consequently, it assumes a basic working knowledge of LANs (Local Area Networks).

Before You Start This section contains information about the documents andCD-ROMthat accompany your Switch 4400.

Release Notes The Release Notes provide important information about the current software release, including new features, modifications, and known problems. You should read the Release Notes before installing the Switch in your network.

If the information in the Release Notes differ from the information in this guide, follow the instructions in the Release Notes.

8 ABOUTTHISGUIDE

About Your CD-ROM TheCD-ROMcontains the following:

Online documentation for the Switch 4400 — refer to Related Documentation onpage 9 for details.

3Com Network Supervisor — a powerful and easy-to-usenetwork management platform.

A number of other useful applications.

Most user guides and release notes are available in Adobe Acrobat

Reader Portable Document Format (PDF) or HTML on the 3Com

World Wide Web site:

http://www.3com.com/

Conventions

Table 1 andTable 2 list conventions that are used throughout this guide.

 

Table 1

Notice Icons

 

 

 

 

 

 

 

 

 

Icon

Notice Type

Description

 

 

 

 

 

 

 

Information note

Information that describes important features or

 

 

 

 

instructions

 

 

Caution

 

Information that alerts you to potential loss of data or

 

 

 

 

potential damage to an application, system, or device

 

 

Warning

 

Information that alerts you to potential personal injury

 

 

 

 

 

 

Table 2

Text Conventions

 

 

 

 

 

 

 

Convention

Description

 

 

 

 

Screen displays

This typeface represents information as it appears on the

 

 

 

 

screen.

 

 

 

 

 

 

 

Syntax

 

The word “syntax” means that you must evaluate the syntax

 

 

 

 

provided and then supply the appropriate values for the

 

 

 

placeholders that appear in angle brackets. Example:

 

 

 

To change your password, use the following syntax:

 

 

 

system password <password>

 

 

 

In this example, you must supply a password for <password>.

 

 

 

 

Commands

The word “command” means that you must enter the

 

command exactly as shown and then press Return or Enter. Commands appear in bold. Example:

To display port information, enter the following command: bridge port detail

Related Documentation

9

Table 2 Text Conventions (continued)

Convention

Description

The words “enter”

When you see the word “enter” in this guide, you must type

and “type”

something, and then press Return or Enter. Do not press

 

Return or Enter when an instruction simply says “type.”

 

 

Keyboard key names

If you must press two or more keys simultaneously, the key

 

names are linked with a plus sign (+). Example:

 

Press Ctrl+Alt+Del

 

 

Words in italics

Italics are used to:

 

Emphasize a point.

 

Denote a new term at the place where it is defined in the

 

text.

 

Identify menu names, menu commands, and software

 

button names. Examples:

 

From the Help menu, selectContents.

 

Click OK.

 

 

Related

In addition to this guide, each Switch documentation set includes the

Documentation

following:

 

SuperStack 3 Switch Implementation 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 CD-ROMthat accompanies the Switch.

 

SuperStack 3 Switch Management Quick Reference Guide

 

This guide contains:

 

a list of the features supported by the Switch.

 

a summary of the web interface and command line interface

 

commands for the Switch.

 

SuperStack 3 Switch Management Interface 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 HTML format on the CD-ROMthat accompanies the

 

Switch.

10 ABOUTTHISGUIDE

Release Notes

These notes provide information about the current software release, including new features, modifications, and known problems. The Release Notes are supplied in hard copy with your Switch.

There are other publications you may find useful, such as:

Documentation accompanying the Advanced Redundant Power system.

Documentation accompanying the Expansion Modules.

Documentation accompanying 3Com Network Supervisor. This is supplied on the CD-ROMthat accompanies the Switch.

Accessing Online

To access the documentation on the CD-ROMsupplied with your Switch,

Documentation

do the following:

1Insert the CD-ROMinto yourCD-ROMdrive. If your PC hasauto-runenabled, a splash screen will be displayed automatically.

2Select the Documentation section from the contents page.

If the online documentation is to be accessed from a local drive or server, you will need to access the CD-ROMcontents via the root directory and copy the files from theCD-ROMto a suitable directory.

The HTML Reference Guide is stored in the Docs/reference directory on theCD-ROM.The documentation is accessed using the contents.htm file.

The PDF Implementation Guide is stored in the Docs/implementation directory of theCD-ROM.

 

3Com recommends that you copy the Docs/reference directory as a

 

whole to maintain the structure of the files.

 

 

Documentation

Your suggestions are very important to us. They will help make our

Comments

documentation more useful to you. Please e-mailcomments about this

 

document to 3Com at:

 

pddtechpubs_comments@3com.com