3com SuperStack 3 4300 Getting Started Manual

http://www.3com.com/

Part No. DUA1710-0AAA01

Rev: 01

Published March 2001

SuperStack

®

3

Switch 4300

Getting Started Guide

3C17100

17100ua.bk Page 1 Monday, March 12, 2001 11:18 AM

3Com Corporation

5400 Bayfront Plaza

Santa Clara, California

95052-8145

in any form or by any means or used to make any derivative work (such as translation, transformation, or

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3Com Technologies reserves the right to revise this documentation and to make changes in content from time

to time without obligation on the part of 3Com Technologies to provide notification of such revision or

change.

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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 DFAR 252.227-7015 (Nov 1995) or FAR 52.227-14 (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 and SuperStack are registered trademarks of 3Com Corporation. The 3Com logo and CoreBuilder are

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

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

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ENVIRONMENTAL STATEMENT

It is the policy of 3Com Corporation to be environmentally-friendly in 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.

Ensuring that all products can be recycled, reused and disposed of safely.

Ensuring that all products are labelled according to recognized environmental standards.

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-life electronic components.

Regulated Materials Statement

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

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The documentation for this product is printed on paper that comes from sustainable, managed forests; it is

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the inks are vegetable-based with a low heavy-metal content.

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C

ONTENTS

A

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Conventions 8

Related Documentation 9

Accessing Online Documentation 9

Product Registration 10

Documentation Comments 10

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About the Switch 4300 12

Summary of Hardware Features 12

Summary of Software Features 13

Switch 4300 — Front View Detail 14

10BASE-T/100BASE-TX Ports 14

LEDs 14

Switch 4300 — Rear View Detail 16

Power Socket 16

Redundant Power System Socket 16

Console Port 16

Expansion Module Slots 16

Default Settings 17

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Package Contents 20

Choosing a Suitable Site 20

Rack-mounting 21

Placing Units On Top of Each Other 22

The Power-up Sequence 22

Powering-up the Switch 4300 22

Checking for Correct Operation of LEDs 22

Connecting a Redundant Power System 23

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Choosing the Correct Cables 23

Solving Problems Indicated by LEDs 24

Managing the Switch 24

3

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ETTING

U

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M

ANAGEMENT

Methods of Managing a Switch 26

Setting Up Web Interface Management 27

Choosing a Browser 27

Setting Up Over the Network 27

Setting Up Command Line Interface Management 28

Setting Up Through the Console Port 28

Setting Up Over the Network 29

Setting Up SNMP Management 29

Managing a Switch Over the Network 30

IP Addresses 30

Subnets and Using a Subnet Mask 31

Logging in as a Default User 31

A

S

AFETY

I

NFORMATION

Important Safety Information 34

L’information de Sécurité Importante 35

Wichtige Sicherheitsinforma-tionen 37

B

P

IN

-

OUTS

Null Modem Cable 39

PC-AT Serial Cable 39

Modem Cable 40

RJ-45 Pin Assignments 40

C

T

ECHNICAL

S

PECIFICATIONS

D

T

ECHNICAL

S

UPPORT

Online Technical Services 45

World Wide Web Site 45

3Com Knowledgebase Web Services 45

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3Com FTP Site 46

Support from Your Network Supplier 46

Support from 3Com 46

Returning Products for Repair 48

I

NDEX

R

EGULATORY

N

OTICES

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This guide provides all the information you need to install and use a

SuperStack

®

3 Switch 4300 (3C17100) in its default state.

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).

Throughout this guide, the term stack refers to a number of Switch units

that are managed as a single unit. However, a stack can contain a single

Switch. In the case of the Switch 4300, stackability is not currently

supported.

If the information in the release notes that are shipped with your product

differ from the information in this guide, follow the instructions in the

release notes.

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/

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Conventions

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

Tab le 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

Tab le 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

The words “enter”

and “type”

When you see the word “enter” in this guide, you must 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, select Contents.

Click OK.

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Related Documentation 9

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

following:

■

Implementation Guide

This guide contains information on the features supported by your

Switch and how they can be used to optimize your network.

■

Management Quick Reference Guide

This guide contains a summary of the web interface and command

line interface commands for the 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-ROM that accompanies the

Switch.

■

Release Notes

These notes provide information about the current software release,

including new features, modifications, and known problems.

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-ROM that accompanies the Switch.

Accessing Online

Documentation

The CD-ROM supplied with your Switch contains the following online

documentation:

■

Implementation Guide

(PDF format)

■

Management Interface Reference Guide

(HTML format)

1

To access the documentation insert the CD-ROM into your CD-ROM

drive. If your PC has auto-run enabled, a splash screen will be displayed

automatically.

2

Select the Documentation section from the contents page.

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If the online documentation is to be accessed from a local drive or server,

you will need to access the CD-ROM contents via the root directory and

copy the files from the CD-ROM to a suitable directory.

■

The HTML Reference Guide is stored in the

Docs/reference

directory on the CD-ROM. The documentation is accessed using the

contents.htm file.

■

The PDF Implementation Guide is stored in the

Docs/implementation

directory of the CD-ROM.

We recommend that you copy the

Docs/reference

directory as a

whole to maintain the structure of the files.

Product

Registration

You can register your SuperStack 3 Switch 4300 on the 3Com Web site:

http://support.3com.com/registration/frontpg.pl

Documentation

Comments

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

documentation more useful to you. Please e-mail comments about this

document to 3Com at:

pddtechpubs_comments@3com.com

Please include the following information when commenting:

■

Document title

■

Document part number (on the title page)

■

Page number (if appropriate)

Example:

Part Number DUA1710-0AAA0x

SuperStack 3 Switch 4300 Getting Started Guide

Page 21

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This chapter contains introductory information about the Switch 4300

and how it can be used in your network. It covers summaries of hardware

and software features and also the following topics:

■

About the Switch 4300

■

Switch 4300 — Front View Detail

■

Switch 4300 — Rear View Detail

■

Default Settings

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About the Switch

4300

The Switch 4300 is a 10/100 Mbps device that provides

high-performance work groups with a backbone to server connection.

The Switch 4300 allows Gigabit Ethernet or Fast Ethernet Fiber

connections when expansion modules are installed in the expansion slots

on the rear of the unit. You can also add the Switch 4300 to any

SuperStack

®

system as your network grows.

Summary of

Hardware Features

Table 3

summarizes the hardware features that are supported by the

Switch 4300.

Tab le 3

Hardware features

Feature Switch 4300

Addresses

■

Up to 8000 supported

■

Up to 64 permanent entries

Auto-negotiation

■

Supported on all ports

■

Auto MDI/MDI-X

Forwarding Modes

Store and Forward

Duplex Modes

Half and full duplex supported on all ports

Flow Control

Supported on all ports

Traffic Prioritization

Supported (IEEE 802.ID): 4 queues per port

Ethernet and Fast Ethernet

Ports

Auto-negotiating 10BASE-T/100BASE-TX ports

SuperStack 3 Switch

Architecture

■

Type 2A Connector for a SuperStack 3 Advanced

Redundant Power System (ARPS) (3C16071B)

■

19-inch rack or stand-alone mounting

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About the Switch 4300 13

Summary of Software

Features

Table 4

summarizes the software features that are supported by the

Switch 4300.

Tab le 4

Software features

For information about managing the software features of the Switch,

refer to the “SuperStack 3 Switch 4300 Management Interface Reference

Guide” on the CD-ROM that accompanies the Switch.

Feature Switch 4300

Aggregated Links

Support for four groups of four ports per unit

Broadcast Storm Control

Supported

Virtual LANs (VLANs)

Support for up to 30 VLANs using the IEEE 802.1Q

standard

Multicast Filtering

■

128 Multicast filter groups supported

■

IGMP filtering supported

Spanning Tree Protocol

Supported (IEEE802.ID)

RMON

Four groups supported: Statistics, History, Alarms,

Event

Management

Web interface, command line interface, and SNMP

supported

BootP

Enabled

Port Security

Supported

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Switch 4300 —

Front View Detail

Figure 1

Switch 4300 — front view

WARNING: RJ-45 Ports. These are shielded RJ-45 data sockets. They cannot

be used as standard traditional telephone sockets, or to connect the unit to a

traditional PBX or public telephone network. Only connect RJ-45 data

connectors, network telephony systems, or network telephones to these

sockets.

Either shielded or unshielded data cables with shielded or unshielded

jacks can be connected to these data sockets.

10BASE-T/

100BASE-TX Ports

The Switch has 48 auto-negotiating 10BASE-T/100BASE-TX ports

configured as Auto MDIX (cross-over). These ports automatically provide

the appropriate connection. Alternatively, you can manually set these

ports to 10BASE-T half duplex, 10BASE-T full duplex, 100BASE-TX half

duplex or 100BASE-TX full duplex. The maximum segment length is

100 m (328 ft) over Category 5 twisted pair cable.

LEDs

Table 5

lists LEDs visible on the front of the Switch, and how to read their

status according to color. For information on using the LEDs for problem

solving, see “

Solving Problems Indicated by LEDs” on page 24.

10BASE-T / 100BASE-TX

RJ-45 Ports

Power LED

POST LED

SuperStack 3

3C17100

Switch 4300

19

43

20

44

21

45 46 47 48

24

23

22

1

25

2

26

3

27 28 29 30

6

5

4

7

31

8

32

9

33 34 35 36

12

11

10

13

37

14

38

15

39 40 41 42

18

17

16

Post

PWR

Module 1

Module 2

PS

SP

PS

S = Status

P = Packet

Yellow = 10 Mbps Green = 100 Mbps Flash = Disabled On = link ok

Module Status LEDs

Module Packet LEDs

Port Status LEDs

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Switch 4300 — Front View Detail 15

Tab le 5

LED behavior

LED Color Indicates

Port Status LEDs

Packet Green Packets are being transmitted/received on the port.

Off No packets are being transmitted/received on the port.

Status Green A high speed (100 Mbps) link is present, and the port is

enabled.

Green flashing A high speed (100 Mbps) link is present, but the port is

disabled.

Yellow A low speed (10 Mbps) link is present, and the port is

enabled.

Yellow flashing A low speed (10 Mbps) link is present, but the port is

disabled.

Off No link is present.

Module Packet LEDs (P)

Green Packets are being received or transmitted.

Off No activity

Module Status LEDs (S)

Green The Module is installed and supported.

Off The Module is either not installed or not supported.

Power LED (PWR)

Green The Switch is powered-up and operating normally.

Off The Switch is not receiving power or there is a fault with

the Power Supply Unit.

POST LED (Post)

Yellow flashing The Switch is either downloading software or is initializing

(which includes running a Power On Self Test).

Yellow The Switch has failed its Power On Self Test.

Off The Switch has completed either a software download or

the Power On Self Test.

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Switch 4300 — Rear

View Detail

Figure 2

Switch 4300 — rear view

Power Socket

The Switch automatically adjusts its power setting to any supply voltage

in the range 100-240 VAC.

Redundant Power

System Socket

To protect against internal power supply failure, you can use this socket

to connect a Switch 4300 to a SuperStack 3 Advanced Redundant Power

System (RPS). See “

Connecting a Redundant Power System” on page 23.

Console Port

The console port allows you to connect a terminal and perform remote or

local out-of-band management. The console port use a standard null

modem cable and is set to auto-baud, 8 data bits, no parity and 1 stop

bit.

Expansion Module

Slots

You can use these slots to install Expansion Modules. These allow the

Switch to support various forms of connection and add extra functionality

to your Switch. Contact your supplier for more information.

WARNING:

When an Expansion Module is not installed, ensure the

blanking plate is fitted by tightening all screws with a suitable tool.

Power Socket

Redundant Power

System Socket

Console Port

Console

(max) 19200,8,1,N

3C17100

MAC Addr: XXXXXXXXXXXX

Switch 4300 48 Port

Serial No XXX/XXXXXXXXXX

Module 2

Expansion Module Slots

Module 1

Supply Data

Warning Label

Power Label

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Default Settings 17

Default Settings

Table 6 shows the default settings for the Switch 4300. If you initialize

the Switch, it is returned to these defaults.

Tab le 6

Default Settings

Feature Switch 4300

Port Status

Enabled

Port Speed

10/100 Mbps ports are auto-negotiated

Duplex Mode

All fixed 10BASE-T and 100BASE-TX ports are

auto-negotiating

Flow Control

■

Enabled in half duplex

■

Auto-negotiating in full duplex

Broadcast Storm Control

Enabled (default threshold 3000 packets per second)

Virtual LANs (VLANs)

All ports belong to the untagged Default VLAN

(VLAN 1) with 802.1Q learning operational

Multicast Filtering

Filtering enabled until IGMP query is seen.

Spanning Tree Protocol

Enabled (Fast Start is enabled on all ports)

BootP

Enabled (default IP address is 0.0.0.0)

Traffic Prioritization

Two queues per port

Switch Database

Empty Aging period 103 seconds

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This chapter contains the information you need to install and set up the

Switch 4300. It covers the following topics:

■

Package Contents

■

Choosing a Suitable Site

■

Rack-mounting

■

Placing Units On Top of Each Other

■

The Power-up Sequence

■

Solving Problems Indicated by LEDs

■

Managing the Switch

WARNING: Safety Information.

Before installing or removing any

components from the Switch 4300 or carrying out any maintenance

procedures, you must read the safety information provided in Appendix A

of this guide.

AVERTISSEMENT:

Consignes de sécurité.

Avant d'installer ou d'enlever

tout composant du Switch 4300 ou d'entamer une procédure de

maintenance, lisez les informations relatives à la sécurité qui se trouvent

dans l'Appendice A de ce guide.

WARNHINWEIS: Sicherheitsinformationen.

Bevor Sie Komponenten

aus dem Switch 4300 entfernen oder dem Switch 4300 hinzufuegen

oder Instandhaltungsarbeiten verrichten, lesen Sie die

Sicherheitsanweisungen, die in Appendix A (Anhang A) in diesem

Handbuch aufgefuehrt sind.

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Package Contents

■

Switch 4300 (3C17100)

■

CD-ROM

■

Getting Started Guide

■

Implementation Guide

■

Management Quick Reference Guide

■

Release Notes

■

Registration Information

■

Power Cord

■

2 x Mounting brackets

■

6 x Screws

■

4 x Rubber feet

Choosing a Suitable

Site

The Switch is suited for use on a desktop, either free standing or

mounted in a standard 19-inch equipment rack. Alternatively, the Switch

can be mounted in a wiring closet or equipment room, as an aggregator

for other Hubs and Switches. A rack-mounting kit containing two

mounting brackets is supplied with the Switch.

CAUTION:

Ensure that the ventilation holes are not obstructed.

When deciding where to position the Switch, ensure that:

■

Cabling is located away from:

■

sources of electrical noise such as radios, transmitters and

broadband amplifiers.

■

power lines and fluorescent lighting fixtures

■

The Switch is accessible and cables can be connected easily.

■

Water or moisture cannot enter the case of the Switch.

■

Air-flow is not restricted around the Switch or through the vents in the

side of the Switch. 3Com recommends that you provide a minimum of

25 mm (1 in.) clearance.

■

Air flow around the Switch does not exceed 40

°C

(104

°

F).

If the Switch is installed in a 19-inch rack or closed assembly its local air

temperature may be greater than room ambient temperature.

17100ua.bk Page 20 Monday, March 12, 2001 11:18 AM

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