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Cabletron Systems HSIM-W87 WAN - Wide Area Network, a network spanning a large geographic area

Models: HSIM-W87

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Appendix C: WAN Terms and Acronyms

UAS — Unavailable Seconds, the number of seconds that the DS3 interface is unavailable.

WAN — Wide Area Network, a network spanning a large geographic area.

WPIM — WAN Physical Interface Module, Cabletron Systems modules that provide connectivity/functionality for WAN modules such as the BRIM-W6.

C-6	HSIM-W87 User’s Guide

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Cabletron Systems HSIM-W87 manual WAN - Wide Area Network, a network spanning a large geographic area

Contents

HSIM-W87 T3 TXRX LNK CPU STSTELCO HSIM-W87 User’s Guide9032689-02 Page HSIM-W87 User’s Guide Only qualiﬁed personnel should perform installation proceduresFCC NOTICE INDUSTRY CANADA NOTICE VCCI NOTICECABLETRON SYSTEMS, INC. PROGRAM LICENSE AGREEMENT HSIM-W87 User’s GuideEXCLUSION OF WARRANTY AND DISCLAIMER OF LIABILITY CABLETRON SOFTWARE PROGRAM LICENSEUNITED STATES GOVERNMENT RESTRICTED RIGHTS HSIM-W87 User’s GuideHSIM-W87 User’s Guide CONTENTS INSTALLATIONCHAPTER INTRODUCTIONContents TROUBLESHOOTINGSPECIFICATIONS TYPICAL CONFIGURATIONImportant Notice 1.1 USING THIS MANUALCHAPTER INTRODUCTION 1.2 OVERVIEW Chapter 1 IntroductionThe HSIM-W87 operates in two modes Switching IMUX 1.4.1 Connectivity 1.4 FEATURES1.3 DATA FLOW IN THE HSIM-W87 1.4.2 HDLC 1.4.3 Inverse Multiplexing IMUX1.4.6 SNMP and MIB Support 1.4.5 DS1 Alarm1.4.4 Priority Queuing 1.4.7 LANVIEW Diagnostic LEDs 1.5 DOCUMENT CONVENTIONS1.6 RELATED DOCUMENTATION bold type1.7 GETTING HELP HSIM-W87 User’s Guide Chapter 1 Introduction1-10 CHAPTER INSTALLATION 2.1 UNPACKING THE HSIM-W87Only qualiﬁed personnel should install or service this unit 2.2 INSTALLING THE HSIM-W872.2.1 Installing the HSIM-W87 in an Interface Module Installing the HSIM-W87 HSIM-W87 User’s GuideFigure 2-1 Removing the HSIM Coverplate HSIM Coverplate Faceplate Mounting Screws Host Platform7. Align the connector on the HSIM-W87 with the pins on the module 2.2.2 Installing the HSIM-W87 in a Standalone Device HSIM-W87 User’s Guide 2.3 CONNECTING THE HSIM-W87 TO THE NETWORK2.4 HSIM-W87 SETUP HSIM-W87 User’s Guide CHAPTER LANVIEW LEDs3.1 LANVIEW LEDS HSIM-W87 LEDs Chapter 3 LANVIEW LEDsHSIM-W87 User’s Guide CHAPTER MANAGEMENT 4.1 LOCAL MANAGEMENTChapter 4 Management HSIM-W87 User’s GuideFigure 4-1 Typical Hierarchy of Local Management Screens 2555hierdsx1 - support for RFC 1406 statistics and conﬁguration 4.2 NETWORK TOOLSImportant Notice 4.2.1 Commands command 4.2.2 Built-in Commands Example Example command wanpqSyntax wanpq wanpq -ea wanpq -da Example command ds1alarm Syntax ds1alarmVALUE sei sets the Errored Seconds Threshold Interval to VALUE command dsx1 Syntax dsx3 dsx3 near dsx3 near command dsx3Example Example dsx34.2.3 Special Commands SyntaxDescription Options4.3 SAMPLE IMUX CONFIGURATION Enter imux 1 -eg Chapter 4 Management 4-16HSIM-W87 User’s Guide Figure 4-5 Enabling the IMUX Application5.1.1 Hardware Troubleshooting CHAPTER TROUBLESHOOTING5.1 TROUBLESHOOTING THE HSIM-W87 Verify the framing, zero suppression, and T3 clock source Device not forwarding packets 5.1.2 Investigating Software Conﬁguration Problems5.1.3 Problems with the Firmware Image Chapter 5 Troubleshooting HSIM-W87 User’s GuideAPPENDIX A SPECIFICATIONS A.1 PHYSICAL PROPERTIESA.2 ENVIRONMENTAL REQUIREMENTS HSIM-W87 User’s GuideA.3 REGULATORY COMPLIANCE SafetyAppendix A Speciﬁcations ElectromagneticAPPENDIX B TYPICAL CONFIGURATION Figure B-1 HSIM-W87 IMUX Operational Appendix B Typical ConﬁgurationHSIM-W87 User’s Guide APPENDIX C WAN TERMS AND ACRONYMS CPE - Customer Premises Equipment DSX-1 - Short-haul version of DS1coaxial cable being used as the media deﬁnes it as short-haul by deﬁnition, coaxial cable is short-haul LLB - Line Loop Back, a full T1 loopback on D4 or ESF framed lines PLB - Payload Loop Back, ESF loopback including the facilities datalink WAN - Wide Area Network, a network spanning a large geographic area