CHAPTER 1: INTRODUCTION1-2SEHI USER’S GUIDEChapter 1, Introduction, outlines the contents of this manual, brieflydescribes SEHI features, and concludes with a list of related manuals.Chapter 2, Installation Requirements/Specifications, describesinstallation requirements, network guidelines, and SEHI operatingspecifications.Chapter 3, Installation, contains instructions for installing the SEHI as astackable or stand-alone hub.Chapter 4, Connecting to the Network, explains how to connect theSEHI to the network using the various media types.Chapter 5, Troubleshooting, describes how to use the LANVIEW LEDsto troubleshoot network problems.Chapter 6, Local Management, describes how to use SEHI LocalManagement screens and the available commands.Appendix A, EPIM Information, provides specifications, cablinginformation, and switch settings for the Ethernet Port Interface Modules.Appendix B, Image File Download Using OIDs, provides instructionsfor setting up a tftp server and downloading image files to the SEHI bysetting specific MIB OID strings.1.2 GETTING HELPTo obtain additional support related to the Cabletron Systems SEHI, or ifthere are any questions, comments, or suggestions concerning thismanual, contact Cabletron Systems Technical Support:By phone ...................(603) 332-9400Monday-Friday; 8am - 8pm Eastern TimeBy CompuServe ........GO CTRON from any ! promptBy Internet mail ........support@ctron.comBy FTP ......................134.141.197.25Login: anonymous, Password: your email address