Troubleshooting | HP 2103R-CSDI instruction

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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HP 2103R-CSDI manual Troubleshooting

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 Audience List conventions used throughout this guide Conventions Commands Documents Related3Com Documents Cisco Documents International 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 module Cisco Systems Getting Started Guide Quick Installation Unpacking Edge Router Module Installation Guide for Ethernet Plug Positions Verifying Jumper Switches Configuring DIP ONcore Carrier DIP Parameters Switches ConfiguringIsolating the ONline Edge Router Module Enabling or Disabling Nvram Configuration Shows the ONcore carrier DIP switch location To select a network Set the switches according to Table If the NV SEL DIP switch is If you are installing InstallingONline Edge Router Module ONcore 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 Configuration Carrier in a ConfiguringManaged ONcore This section contains the following topics Carrier 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 Table Module Command Syntax for the Show Module command is Using the Show ONline show module 6 verbose Edge Router module installed in slot 1 of an ONcore hub Port Command Ports Syntax for the Show Port command is ONcore show port Page Troubleshooting Troubleshooting Troubleshooting Network Connectivity Problems Problems Operating CorrectingMalfunctions Malfunctions Seconds, and then power it on Specifications Electrical General Specifications Mechanical Specifications Environmental Specifications 5006C-FT Cable Pinouts Cables when you install all equipmentOpenHub Management Cable Part Number OHPMGT-CAB OpenHub Management Cable has a DTR 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 day 408 Access by Digital Modem Press 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 Corporation To exit the FTP session, invoke the quit command Accessing the 3Com ISD MIBContacting 3Com ISD Technical Publications Numerics Index Quick Software 1-8Upgrading Firmware 1-8 memory Page Limited Warranty 408 764-5000 3/18/96