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Cabletron Systems SEHI100TX-22 manual Chapter Introduction, Using This Manual

Models: SEHI100TX-22

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CHAPTER 1

INTRODUCTION

Welcome to the Cabletron Systems SEHI100TX-22100BASE-T Intelligent Stackable Hub User’s Guide. This manual provides installation instructions, troubleshooting, and reference information for the SEHI100TX-22.

NOTE

The term SEHI (Stackable Ethernet Hub with Intelligence) is used throughout this manual when describing the features and functions of the SEHI100TX-22.

1.1USING THIS MANUAL

Read through this manual to gain an understanding of the features and capabilities of the SEHI. A general knowledge of Ethernet and IEEE 802.3u type data communications networks and their physical layer components is helpful when installing the SEHI.

Chapter 1, Introduction, outlines the contents and describes the objectives and conventions of this manual. This chapter also provides information about how to get help and concludes with a list of related manuals.

Chapter 2, SEHI Features and Options, brieﬂy describes SEHI features and provides information about available options.

Chapter 3, Installation Requirements and Specifications, provides installation requirements, network guidelines, and SEHI speciﬁcations.

Chapter 4, Installation, contains instructions for installing the SEHI as a stackable or standalone hub.

Chapter 5, Connecting to the Network, explains how to connect the SEHI to the network using the various media types.

Chapter 6, Troubleshooting, describes how to use the LANVIEW LEDs to troubleshoot network problems.

SEHI100TX User’s Guide

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Cabletron Systems SEHI100TX-22 manual Chapter Introduction, Using This Manual

Contents

SEHI100TX-22 100BASE-T INTELLIGENT STACKABLE HUB USER’S GUIDE Page SEHI100TX User’s Guide Only qualiﬁed personnel should perform installation proceduresFCC NOTICE SEHI100TX User’s Guide DOC NOTICEVCCI NOTICE CABLETRON SYSTEMS, INC. PROGRAM LICENSE AGREEMENTSEHI100TX User’s Guide EXCLUSION OF WARRANTY AND DISCLAIMER OF LIABILITYCABLETRON SOFTWARE PROGRAM LICENSE UNITED STATES GOVERNMENT RESTRICTED RIGHTSSEHI100TX User’s Guide DECLARATION OF CONFORMITYAND SPECIFICATIONS CONTENTSCHAPTER 2 SEHI FEATURES AND OPTIONS INSTALLATION REQUIREMENTSCHAPTER ContentsCHAPTER 5 CONNECTING TO THE NETWORK TROUBLESHOOTINGAPPENDIX A ContentsEPIM SPECIFICATIONS APPENDIX B IMAGE FILE DOWNLOAD USING OID STRINGSSEHI100TX User’s Guide Contentsviii CHAPTER INTRODUCTION 1.1 USING THIS MANUAL1.2 DOCUMENT CONVENTIONS your email address 1.3 GETTING HELPanonymous SEHI100TX User’s Guide 1.4 RELATED MANUALSChapter 1 Introduction 2.1 SEHI OVERVIEW CHAPTER SEHI FEATURES AND OPTIONS2.2 SEHI FEATURES Local Management 2.3 STACKABLE CAPABILITIESRESET Button LANVIEW LEDs2.6 OPTIONAL EPIMS 2.4 RACK MOUNTING CAPABILITIES2.5 REMOTE NETWORK MANAGEMENT 3.1.1 HubSTACK Interconnect Cable Requirements CHAPTER INSTALLATION REQUIREMENTS AND SPECIFICATIONS3.1 CABLE SPECIFICATIONS 3.1.2 UTP Cable Speciﬁcations Fiber Optic Budget and Propagation Delay 3.1.3 Multimode Fiber Optic Cable SpeciﬁcationsPropagation Delay Temperature3.2 NETWORK CABLE LENGTHS The maximum length of an individual UTP segment may be no Network Cable LengthsA DTE SEHI100TX-22 Repeater B DTE3.4 COM PORT REQUIREMENTS 3.3 NETWORK PORT SPECIFICATIONS3.5.3 Agency Approvals 3.5 OPERATING SPECIFICATIONS3.5.1 Power Supply Requirements 3.5.2 Environmental RequirementsChapter 3 Installation Requirements and Speciﬁcations 3.6 PHYSICAL SPECIFICATIONSDimensions H x W x D Weight4.1 UNPACKING THE SEHI CHAPTER INSTALLATIONRear of Chassis NVRAM Switch located behind grating 4.2 PRE-INSTALLATION CHECKOUTProceed to Section 4.5, Powering Up and Stacking the SEHI 4.3 TABLETOP OR SHELF INSTALLATION4.4 RACKMOUNT INSTALLATION Rack mounting the SEHI involves the following Rack Mounting the SEHI Figure 4-4 Installing the Rack Mounting BracketsFasten the SEHI to the equipment rack securely Proceed to Section 4.5, Powering Up and Stacking the SEHI4.5 POWERING UP AND STACKING THE SEHI 7. Repeat steps 3 through 6 until all SEH hubs are connected 4.6 INSTALLING AN EPIM SEHI100TX User’s Guide Chapter 4 Installation4-10 5.1.1 Connecting to Network Ports CHAPTER CONNECTING TO THE NETWORK5.1 CONNECTING THE SEHI TO THE NETWORK 5.1.2 Connecting to an EPIM-100TX 6. TX Figure 5-2 EPIM-100TX Crossover SwitchPosition X crossed over 5.1.3 Connecting to an EPIM-100FX or EPIM-100FMB SEHI100TX User’s Guide 5.2 TESTING THE INSTALLATIONTesting the Installation SEHI100TX User’s Guide Chapter 5 Connecting to the Network6.1 INSTALLATION TEST CHAPTER TROUBLESHOOTING6.2 USING LANVIEW Blinking indicates a steady LED pulse SEHI100TX-22Flashing indicates an irregular LED pulse 6.3 USING THE RESET BUTTON 6.4 SETTING THE NVRAM SWITCH SEHI100TX User’s Guide Chapter 6 TroubleshootingCHAPTER LOCAL MANAGEMENT Table 7-1 Keyboard Conventions 7.1 KEYBOARD CONVENTIONSChapter 7 Local Management SEHI100TX User’s Guide7.2 MANAGEMENT TERMINAL SETUP Connect the console cable to the SEHI as follows Management Terminal Setup Parameters 7.3 ACCESSING LOCAL MANAGEMENT 3. Press ENTER Figure 7-3 Feature Selection Screen 7.4 THE FEATURE SELECTION SCREENFigure 7-4 Community Name Table Screen 7.5 THE COMMUNITY NAME TABLE SCREENCOMMUNITY NAME write access to Local Management. Super-UserACCESS This allows the user to read and write to Local7.5.1 Editing the Community Name Field 7.6 THE CONFIGURATION SCREEN 7.6.1 Setting the IP Address Consult the Network Administrator prior to setting the Subnet Mask 7.6.2 Setting the Subnet Mask7.6.5 Exiting the Conﬁguration Screen 7.6.3 Setting the Default Gateway7.6.4 Using the Port Enable Override 7.7 THE TRAP TABLE SCREEN 7.7.1 Conﬁguring the Trap Table 7.8 THE SNMP TOOLS SCREEN 7.7.2 Exiting the Trap Table ScreenThe following sections describe SNMP Tools screen ﬁelds 7.8.1 Getting Individual OIDs 7.8.2 Getting the Next OID 7.8.3 Setting an OID7.8.5 Walking Through OIDs 7.8.4 Viewing Multiple OIDs7.8.9 Exiting the SNMP Tools Screen 7.8.6 Stepping Through OIDs7.8.7 Cycling Through OIDs 7.8.8 Repeating the Last OID7.9 THE DEVICE STATISTICS SCREEN Displays the number of errors received This command lets the user enable the selected port 7.9.1 Selecting the Appropriate Module/Port 7.9.2 Using the ENABLE PORT Command7.9.3 Using the DISABLE PORT Command 7.9.5 Exiting the Device Statistics Screen 7.9.4 Setting the UPDATE-FREQency FieldA.1.1 EPIM-100TX APPENDIX A EPIM SPECIFICATIONSA.1 EPIM SPECIFICATIONS Appendix A EPIM Speciﬁcations A.1.2 EPIM-100FXA.1.3 EPIM-100FMB SEHI100TX User’s Guide Appendix A EPIM SpeciﬁcationsAPPENDIX B IMAGE FILE DOWNLOAD USING OID STRINGS B.1 SETTING UNIX WORKSTATION AS TFTP SERVER B.2 STANDARD LOCAL DOWNLOAD Step Appendix B Image File Download Using OID StringsTable B-1 OIDs and Settings SEHI100TX User’s GuideIndex-1 INDEXNumerics SEHI100TX User’s GuidePage FRENCH POWER SUPPLY CORDGERMAN SPANISH