3Com 3C16630A Manuale utente

II H

(3C16630A)

RMON M

(3C16632)

Part No. DUA1663-0BAA03

Revision: 01

Published September 1996

3Com Corporation ■

5400 Bayfront Plaza ■

Santa Clara, California ■

95052-8145

any means or used to make any derivative work (such as translation, transformation, or adaptation) without

permission from 3Com Ireland.

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

without obligation on the part of 3Com Ireland to provide notification of such revision or change.

3Com Ireland provides this documentation without warranty of any kind, either implied or expressed, including,

but not limited to, the implied warranties of merchantability 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.

UNITED STATES GOVERNMENT LEGENDS

If you are a United States government agency, then this documentation and the software described herein are

provided to you subject to the following restricted rights:

For units of the Department of Defense:

Restricted Rights Legend:

Use, duplication or disclosure by the Government is subject to restrictions as set forth in

subparagraph (c) (1) (ii) for restricted Rights in Technical Data and Computer Software clause at 48 C.F.R.

52.227-7013.

3Com Ireland c/o 3Com Limited, ISOLAN HOUSE, Brindley Way, Hemel Hempstead, Herts. HP3 9XJ. UK.

For civilian agencies:

Restricted Rights Legend:

Use, reproduction or disclosure is subject to restrictions set forth in subparagraph (a)

through (d) of the Commercial Computer Software - Restricted Rights Clause at 48 C.F.R. 52.227-19 and the

limitations set forth in 3Com’s standard commercial agreement for the software. Unpublished rights reserved

under the copyright laws of the United States.

3Com,

CardFacts, NetFacts

CardBoard

and

Transcend

are registered trademarks of 3Com Corporation.

Registered trademarks are registered in the United States, and may or may not be registered in other countries.

SuperStack

and

SmartAgent

are trademarks of

3Com Corporation

3ComFacts

and

Ask3Com

are service marks of

3Com Corporation

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

be registered in other countries.

The technology behind

3Com’s LAN Security Architecture

is protected by U.S. patents 5161192 and 5386470

(foreign patents pending).

CompuServe is a registered trademark of CompuServe, Inc. [List any other company trademarks here.]

Other brand and product names may be registered trademarks or trademarks of their respective holders.

A Word about Safety vii

About this User Guide vii

How to Use This Guide ix

Other Useful Publications ix

Special Messages xi

Conventions xi

Terminology xii

Overview 1-1

Stacking Units 1-2

SuperStack II Hub 10 Management Module 1-3

SuperStack II Hub 10

Advanced RMON Module 1-4

Safety Information 2-1

Installing the Management or Advanc

ed RMON Modu

le 2-1

Unpacking 2-2

Disconnecting the Unit 2-2

Removing the Blanking Plate from the

Hub 10 Unit 2-2

Inserting the

Hub 10 Module 2-3

Removing the

Hub 10 M

odule 2-5

Power Up Sequence 2-6

LEDs and Reset Button 2-7

Front Panel MGMT LED 2-7

Rear Panel Configure LED and Reset Button 2-7

Connecting Management Equipment to the Serial Port 2-8

Connecting a VT100 Terminal 2-8

Connecting a VT100 Terminal Emulator 2-8

Connecting a Workstation Running SLIP 2-9

Managing over the Network 2-9

Quick Start for SNMP Management Users 2-9

Using Telnet 2-10

Using an SNMP Network Manager 2-11

VT100 M

Introduction 3-1

User Interface 3-1

Screens 3-1

Screen Components 3-2

Special Keystrokes 3-4

Screen Map 3-5

Getting Started 3-6

Main Banner 3-6

Logon 3-7

Main Menu 3-9

Logoff 3-9

Auto Logout 3-10

Setup 3-10

Trap Setup 3-13

Serial Port Setup 3-15

User Access Level 3-17

Local Security 3-18

Create User 3-20

Delete Users 3-21

Edit User 3-21

Repeater Management 3-22

Repeater Statistics 3-26

Repeater Setup 3-27

Repeater Resilience 3-28

Unit Statistics 3-31

Unit Setup 3-33

Port Statistics 3-35

Port Setup 3-36

Port Resilience 3-39

Remote Poll 3-44

Status 3-45

Fault Log 3-47

Reset 3-48

Initialization 3-49

Software Upgrade 3-50

, C

-O

Standards A-1

BABT Approval A-1

Electrical A-2

Processor and Memory A-2

Cable Pin-Outs A-3

Protocol Addresses A-5

IPX Addresses A-5

IP Addresses A-5

Obtaining a Network Number A-6

On-line Technical Services B-1

3Com Bulletin Board Service B-1

World Wide Web Site B-2

ThreeComForum on CompuServe B-2

3ComFacts Automated Fax Service B-3

Support from Your Network Supplier B-3

Support from 3Com B-4

Returning Products for Repair B-5

RMON

What is RMON? E-1

Benefits of RMON E-2

3Com Transcend RMON SmartAgents E-2

The SuperStack II Hub 10 RMON Implementation E-4

The Management Information Base (MIB) E-5

Counters E-7

Counters and RMON Alarms E-7

Using Alarms E-11

Audit Log E-12

FCC Statement 1

CSA Statement 1

A Word about Safety

Please pay careful attention to the Warning and Safety Information

panels that appear throughout this guide. These panels give

information that will protect YOU and the

SuperStack II

equipment.

Look for the Warning symbol,

which always accompanies the appropriate message.

WARNING:

Installation and Removal of the

SuperStack

Hub 10

Management

Module or Advanced RMON Module must only be c

arried

out by Qualified Personnel.

About this User Guide

This guide describes how to install the SuperStack II Hub 10

Management Module and SuperStack II Hub 10 Advanced RMON

Module and use them to m

anage

SuperStack II

stacks via the VT100

interface or an SNMP application. A stack is one or more units (such as

SuperStack II

Hub 10

12 Port TP) which you connect together to

function and manage as a single logical repeater.

Throughout this guide, Module can be taken to refer to either product.

he guide is written for the system or network administrator who is

responsible for setting up devices used on the network. If you are using

management on your network for the first time it is possible you will

make mistakes. We have tried to identify the likely errors you may make

and have provided hints and tips to help you recover from error

viii

situations. If you are already familiar with network management you

will be able to skip some of the information in the guide and use the

information given for reference purposes.

The guide assumes that you are familiar with VT100 terminals,

modems, PCs and SNMP. You will need to refer to other manuals for

this information. See

“Other Useful Publications”

on page ix

This guide explains:

■

How to install the Module.

■

How to set up and use the management facility which is provided by

the module, in order to manage a stack.

■

How to access the facility locally using a VT100 terminal or a PC using

terminal emulation software.

■

How to access the facility remotely using a modem and a VT100

terminal or a PC using terminal emulation software.

■

How to access the facility remotely over a TCP/IP network using Telnet.

■

How to access the facility locally or remotely from a workstation

running SLIP, using Telnet or SNMP management.

This guide does

not

■

Show you how to install

SuperStack II

10 units

■

Explain how to manage units using an SNMP Manager such as

Transcend WorkGroup Manager for Windows.

■

Provide a detailed description or copy of the MIB (Management

Information Base). You can obtain a copy of the MIB from 3Com’s

bulletin board services if required. For more information, see

Appendix B

■

Show you how to use your Telnet host application.

If the information in the release notes shipped with your product differs

from the information in this guide, follow the release notes.

How to Use This Guide

The following list shows where to find specific information.

Other Useful Publications

For information on installing

SuperStack II, Linkbuilder

FMS and FMS II

hubs, please refer to the user guide which accompanied the hub.

Remote Management

The SuperStack II Hub 10 Management Module and the SuperStack II

Hub 10 Advanced RMON Module u

se SNMP (Simple Network

Management Protocol). This can be accessed by remote network

management facilities. 3Com has a range of network management

products called Transcend.

For details of

SuperStack II Hub 10

management using the UNIX- or

Windows-based Transcend range, please refer to the appropriate

manual:

Transcend Enterprise Manager for UNIX

(Part No. DUA2785-0AAA0X).

If you are looking for:

Turn to:

An overview of the features of the Modules and how to make best

use of them. Also, details of compatibility with LinkBuilder FMS,

FMS II, 10BT and 10BTi.

Chapter 1

Details of how to install the Module into your SuperStack II Hub 10.

Chapter 2

Information about how to use the VT100 interface to manage your

SuperStack II Hub 10 stack.

Chapter 3

Technical information and cable pin-outs.

Appendix A

Information about obtaining technical support and 3Com repair

services.

Appendix B

Troubleshooting information.

Appendix C

Information about interpreting statistics.

Appendix D

Information about RMON Support.

Appendix E

Index of management action and data.

Appendix F

Transcend Workgroup Manager for Windows

(Part No. DUA1500-0AAA0X)

Transcend Enterprise Manager for Windows

(Part No. DUA1501-0AAA0X)

If you are using any other remote management software, refer to the

accompanying documentation and read the sections that describe how

to manage SNMP devices.

Telnet

If you wish to manage your

SuperStack II

Hub 10

stack via Telnet you

will need to refer to the manual(s) supplied with your Telnet host

application as well as this guide.

SNMP

We recommend the following publication for an easy-to-read

description of SNMP.

The Simple Book

by Marshall T Rose

SBN 0-13-812611-9 (published by Prentice Hall).

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