About This Guide

Document Objectives

This installation guide explains the initial hardware installation and basic configuration procedures for the Cisco 7206 router. It contains procedures for unpacking and installing the router hardware, creating a basic configuration file, and starting up the router. After completing the installation and basic configuration procedures covered in this guide, you will then use the appropriate companion publications to more completely configure your system.

Audience

To use this publication, you should be familiar with Cisco router hardware and cabling, electronic circuitry and wiring practices, and preferably have experience as an electronic or electromechanical technician.

For comprehensive descriptions and examples of software configuration commands and the procedures for implementing them, refer to the related software configuration and reference documentation listed in the section "If You Need More Information" in the chapter "Performing a Basic Configuration of the Cisco 7206."

Document Organization

This installation guide is organized into the following chapters and appendixes:

• Chapter 1, "Product Overview," describes the physical properties of the Cisco 7206 and provides a functional overview of the router.
  

• Chapter 2, "Preparing for Installation," is a preparatory section that describes safety considerations, tools required, an overview of the installation, and procedures you should perform before the actual installation.
  

• Chapter 3, "Installing the Cisco 7206," provides instructions for installing the hardware and connecting the external network interface cables.
  

• Chapter 4, "Performing a Basic Configuration of the Cisco 7206," provides simple procedures for completing a basic system configuration and for checking and saving this configuration to system memory.
  

• Chapter 5, "Troubleshooting the Installation," provides guidelines for troubleshooting the hardware installation.
  

• Chapter 6, "Maintaining the Cisco 7206," provides simple, maintenance, procedures that you might need to perform after you have installed your Cisco 7206.
  

• Appendix A, "Industry-Standard Wiring Plans," lists the telephone industry color-code scheme for 25-pair wires including the pin numbers.
  

• Appendix B, "Translated Safety Warnings," lists translations of the safety warnings that appear throughout this publication.
  

Document Conventions

This publication uses the following conventions:

• The symbol ^ represents the key labeled Control. For example, the key combination ^z means hold down the Control key while you press the z key.
  

Command descriptions use these conventions:

• Examples that contain system prompts denote interactive sessions, indicating the commands that you should enter at the prompt. The system prompt indicates the current level of the EXEC command interpreter. For example, the prompt router> indicates that you should be at the user level, and the prompt router# indicates that you should be at the privileged level. Access to the privileged level usually requires a password. Refer to the related software configuration and reference documentation listed in the section "If You Need More Information" in Chapter 4 for additional information.
  

• Commands and keywords are in boldface font.
  

• Arguments for which you supply values are in italic font.
  

• Elements in square brackets ([ ]) are optional.
  

• Alternative but required keywords are grouped in braces ({ }) and separated by vertical bars (|).
  

Examples use these conventions:

• Terminal sessions and sample console screen displays are in screen font.
  

• Information you enter is in boldface screen font.
  

• Nonprinting characters, such as passwords, are in angle brackets (< >).
  

• Default responses to system prompts are in square brackets ([ ]).
  

• Exclamation points (!) at the beginning of a line indicate a comment line.