Cisco Systems 805 Troubleshooting

CHAPTER

Troubleshooting 3-1

Troubleshooting

This chapter describes problems that could occur with the Cisco 805 router hardware,

reasons for the problems, and steps to solve the problems. The problems are grouped into

the following states:

•During first startup

•After first startup

•After router has been up and running

For more information on problems that could occur with the software, refer to the

Cisco 805 Router Software Configuration Guide.

Contents

Main Cisco 805 Router Hardware Installation Guide Page CONTENTS Page About This Guide Audience Organization Conventions Page Terms and Acronyms Page Page Related Documentation Obtaining Documentation Cisco.com Documentation DVD Ordering Documentation Documentation Feedback Cisco Product Security Overview Reporting Security Problems in Cisco Products Obtaining Technical Assistance Cisco Technical Support Website Submitting a Service Request Definitions of Service Request Severity Obtaining Additional Publications and Information Page Page CHAPTER 1 Product Overview Features Page Front Panel Back Panel Page LEDs Page Installing the Cisco 805 Router Safety Page ESD Required Equipment Unpacking the Box Installing the Router Connecting an Ethernet Device Connecting a Hub 2-8 Figure 2-2 Connecting a Hub Connecting a Server, PC, or Workstation Before connecting the server, PC, or workstation, do the following: Follow the steps in Figure 2-4 to connect a server, PC, or workstation. Installing the Cisco 805 Router 2-9 Connecting an Ethernet Device Figure 2-3 Connecting a Server, PC, or Workstation PC Connecting a Serial Device Installing the Cisco 805 Router 2-11 Connecting a Serial Device Figure 2-4 Connecting a Modem or CSU/DSU Modem or CSU/DSU 2-12 Connecting a Terminal or PC Figure 2-5 Connecting Terminal or PC Connecting the Power Supply Page 2-16 Figure 2-8 Mounting the Router on a Wall Verifying Installation Where to Go Next Page Troubleshooting Problems During First Startup Table3-1 lists problems th at could occur the first time you turn on the power switch. Problems After Router is Running Table3-2 lists problems that could occur after the router has been up and running. Page Before You Call Your Cisco Reseller Page Selecting a Serial Cable How to Select a Serial Cable DTE or DCE Page Page Serial Connection Example Serial Cable Part Numbers TableA-3 summarizes serial cables that you can order from Cisco. APPENDIX B Technical Specifications TableB-1 outlines the technical specifications for the Cisco 805 router. Page APPENDIX C Connector and Cable Specifications Connector Specifications Page Page Page INDEX A B C D E I L M O P