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®
ONline Ethernet RMON MultiProbe
Module Installation and Operation
Guide
Document Number 17-00519-2
Printed March 1996
Model Number: RMON-EMP-3
Software Version 1.0
3Com Corporation
118 Turnpike Road
Southborough, MA 01772-1886
U.S.A.
(508) 460-8900
FAX (508) 460-8950
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Federal Communications Commission VCCI Class 1 Compliance Notice This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in This equipment is in the 1st Class catego
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3Com Laser Library, 3Com OpenHub, 3TECH, FDDILink, FMS, Restricted Rights G-Man, MultiProbe, NetProbe, OnDeck, ONdemand, ONline, PowerRing, StackJack, StackWay, Star-Tek, SwitchCentral, and Use, duplication, or disclosure by the Government is subject to Transcend are trademarks of 3Com Corporation. restrictions as set forth in subparagraph (c)(1) (ii) of the Rights in Technical Data and Computer Software clause at 3ComFacts and Ask3Com are service marks of 3Com Corporation. DFARS 252.227-7
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iv Ethernet RMON MultiProbe Module Installation and Operation Guide
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Contents How to Use This Guide Audience . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .xiii Structure of This Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .xiv Document Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xv Related Documents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .xvi 3Com Documents . . . . . . . . . . . . . . . . . . .
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Chapter 3 — Configuring the Module Configuration Menu Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Modifying Configuration Menu Values . . . . . . . . . . . . . . . . . . . . . . . 3-5 Using the Main Configuration Menu . . . . . . . . . . . . . . . . . . . . . . . . 3-6 Using the Download Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9 Using the Modify/View Configuration Values Menu . . . . . . . . . . . . 3-11 Using the Modify/View Seri
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Chapter 4 — Troubleshooting Troubleshooting Startup Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 Troubleshooting Malfunctions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3 Troubleshooting Network Connectivity Problems . . . . . . . . . . . . . . . . . . 4-8 Technical Assistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9 Appendix A — Specifications Electrical Specifications . . . . . . . . . . . . . . . .
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viii Ethernet RMON MultiProbe Module Installation and Operation Guide
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Figures Figure 1-1. RMON Sample Application . . . . . . . . . . . . . . . . . . . . . . . 1-9 Figure 2-1. RMON MultiProbe Module in the ONline System Concentrator . . . . . . . . . . . . . . . . . . . . . . 2-6 Figure 2-2. Main Configuration Menu . . . . . . . . . . . . . . . . . . . . . . . 2-9 Figure 2-3. RMON MultiProbe Module Front Panel LEDs and Reset Button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11 Figure 3-1. Configuration Menu Flow Chart . . . . . . . . . . . . .
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x Ethernet RMON MultiProbe Module Installation and Operation Guide
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Tables Table 2-1. Quick Installation Steps . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 Table 2-2. Module LED Interpretations . . . . . . . . . . . . . . . . . . . . . . 2-12 Table 3-1. Main Configuration Menu Description . . . . . . . . . . . . . . . 3-8 Table 3-2. Download Menu Description . . . . . . . . . . . . . . . . . . . . . 3-10 Table3-3. Modify/View Configuration Values Menu Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12 Table 3-4. Modif
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xii Ethernet RMON MultiProbe Module Installation and Operation Guide
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How to Use This Guide This guide describes how to install the 3Com Ethernet RMON MultiProbe™ Module into the 3Com ONline™ System Concentrator and the ONcore® Switching Hub. This guide also provides troubleshooting suggestions to use if a problem occurs with the module. Audience This guide is intended for the following people at your site: ❑ Network manager or administrator ❑ Hardware installer Ethernet RMON MultiProbe Module Installation and Operation Guide xiii
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Structure of This Guide This guide contains the following chapters and appendix: Chapter 1, Introduction – Provides an introduction to the 3Com Ethernet RMON MultiProbe Module. Chapter 2, Installing the Module – Describes the installation procedures for the module and describes how to monitor the front panel. Chapter 3, Configuring the Module – Describes how to configure the module for operation. Chapter 4, Troubleshooting – Describes troubleshooting information for correcting possible probl
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Document Conventions The following document conventions are used in this guide: Convention Indicates Example Courier text User input In the Agent Information Form, enter MIS in the New Contact field. System output After pressing the Apply button, the system displays the message Transmitting data. Bold command Path names Before you begin, read the string readme.txt file located in /usr/snm/agents. Italic text in braces User-substituted Use the following command to identifiers show port
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Convention Indicates Example Note: A Note. The Note: Use STP lobe information is cables for your system. important Caution: A Caution. A Caution: Do not put condition may your installation damage diskettes on a software or magnetic surface. hardware This may damage the diskettes. Warning: A Warning. A Warning: Wear eye condition may protection when threaten performing these personal safety maintenance procedures. Related Documents This section provides information on suppo rting docume
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3Com Documents The following documents provide additional information on 3Com products: ONline System Concentrator Installation and Operation Guide - Provides information on the installation, operation, and configuration of the ONline System Concentrator. This guide also describes the principal features of the ONline Fault-Tolerant Controller Module. ONcore Switching Hub Installation and Operation Guide - Provides information on the installation, operation, and configuration of the ONcore Sw
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Reference Documents The following documents supply related background information: Case, J., Fedor, M., Scoffstall, M., and J. Davin, The Simple Network Management Protocol, RFC 1157, University of Tennessee at Knoxville, Performance Systems International and the MIT Laboratory for Computer Science, May 1990. Rose, M., and K. McCloghrie, Structure and Identification of Management Information for TCP/IP-based Internets, RFC 1155, Performance Systems International and Hughes LAN Systems, May
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Introduction 1 This chapter provides an introduction to the 3Com Ethernet RMON MultiProbe Module (hereafter referred to as the RMON MultiProbe Module). The RMON MultiProbe Module is managed by the following 3Com management modules: ❑ ONcore® Distributed Management Module (Version V2.10) ❑ ONline Ethernet Management Module (Version V4.20) This chapter contains the following sections: ❑ RMON Overview ❑ RMON MultiProbe Module Overview ❑ RMON MultiProbe Module Features Introduction 1 - 1
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RMON Overview Remote Monitoring (RMON) is a standards-based network management tool that allows you to efficiently and effectively monitor segments throughout the network. You can use RMON to identify and isolate potential problems in your network before disruptions occur. RMON-compliant devices operate without impacting network operation. They function as promiscuous devices, which listen to and capture data on the network, but do not add additional traffic. The following sections describe
