CCENT Exam Cram (Exam 640-822)

Chapter 5. Managing Your Router

Terms You’ll Need to Understand

• CDP (Cisco Discover Protocol)
• ICMP (Internet Control Message Protocol)
• Telnet
• Secure Shell (SSH)

Concepts and Techniques You’ll Need to Master

• Using Telnet
• Using Secure Shell (SSH)
• IOS Naming Conventions
• Backing Up and Restoring Your IOS
• Backing Up and Restoring Your Configuration

Introduction

This chapter deals with managing your Cisco router. It covers IOS naming conventions, backing up and restoring your IOS and configuration, and using the Cisco Discovery Protocol, Telnet, and ICMP.

IOS Naming Conventions

An IOS filename is broken down into four parts:

• Platform

• Feature set

• Run location and compression

• Version

For example, if our IOS name was C2500-D-L.120-9.bin, we could break it down ...