HP 2103R-CSDI manual Troubleshooting

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5 TROUBLESHOOTING

This chapter provides hardware troubleshooting information you can use if the Edge Router module fails to operate correctly. If after reviewing the information in this chapter, you cannot correct the problem, contact your 3Com representative for further assistance.

For software-related troubleshooting information, refer to the appropriate

Cisco Systems manual.

This chapter contains the following sections:

■Troubleshooting Startup Problems

■Troubleshooting Network Connectivity Problems

■Troubleshooting WAN Connectivity Problems

■Correcting Operating Malfunctions

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Contents Edge Router Module Installation Guide For Ethernet 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Iii Page Contents Configuring the Edge Router Module Monitoring Edge Router Module Operation Index Limited Warranty About this Guide How to Use This GuideIntroduction AudienceList conventions used throughout this guide ConventionsCommands Documents Related3Com Documents Cisco DocumentsInternational and Hughes LAN Systems, May Page Introduction LAN Product Overview Shows the architecture of each Edge Router module type Edge Router Module FeaturesIncluding IP/IPX Edge Router Module Features Ethernet LAN Edge Router Module Memory Configurations Feature Set Desktop Memory Type Page Installing the Edge Router Module Flowchart InstallationConfigure the Edge Router module Procedures PrecautionaryQuick Installation Router moduleCisco Systems Getting Started Guide Quick Installation Unpacking Edge Router Module Installation Guide for EthernetPlug Positions Verifying JumperSwitches Configuring DIPONcore Carrier DIP Parameters Switches ConfiguringIsolating the ONline Edge Router Module Enabling or Disabling Nvram Configuration Shows the ONcore carrier DIP switch locationTo select a network Set the switches according to Table If the NV SEL DIP switch isIf you are installing InstallingONline Edge Router ModuleONcore Edge To install the Edge Router module in an ONcore hubThis is called a hot swap Installing the Edge Router Module in an ONcore Hub Opened and Closed Module Ejectors Close the ejectors FigurePage Router Module Managed ConfigurationOverview Management Attaching aTerminal Hub Selecting a Network Saving the ConfigurationCarrier in a ConfiguringManaged ONcore This section contains the following topicsCarrier Default Settings Configuring the Carrier in a Managed ONcore Hub DMM DIP Nvram DIP Terminal to Auxiliary port Console Port Attaching a Terminal Cable to the Console Port Mini-DIN connector pinouts are provided in Appendix a Page Monitoring Edge Module OperationOperation Edge Router Module LEDs Showing Module Following network management module commandsStatus Each LED is described in TableModule Command Syntax for the Show Module command is Using the ShowONline show module 6 verbose Edge Router module installed in slot 1 of an ONcore hub Port Command Ports Syntax for the Show Port command isONcore show port Page Troubleshooting Troubleshooting Troubleshooting Network Connectivity Problems Problems Operating CorrectingMalfunctions MalfunctionsSeconds, and then power it on Specifications Electrical General SpecificationsMechanical Specifications Environmental Specifications5006C-FT Cable Pinouts Cables when you install all equipmentOpenHub Management Cable Part Number OHPMGT-CAB OpenHub Management Cable has aDTR CTS TXD CTS Cable Pinouts DTE DCE Ltst CS+ SCTE+ Table A-17 X.21 DTE and DCE Cable Pinouts DB-15 15 Pin Online Technical ServicesThrough the following online systems Days a week, 24 hours a day408 Access by Digital ModemPress Return to view the 3ComForum main menu Your Network Support FromSupplier To find your authorized service provider U.S. and Canada, call 800 876-3266 for customer service3Com CorporationTo exit the FTP session, invoke the quit command Accessing the 3Com ISD MIBContacting 3Com ISD Technical Publications Numerics IndexQuick Software 1-8Upgrading Firmware 1-8 memory Page Limited Warranty 408 764-5000 3/18/96