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Cisco Networking Academy Program

CCNA 1 and 2 Companion Guide
Third Editi...
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ii

Cisco Networking Academy Program

CCNA 1 and 2 Companion Guide
Th...
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iii

Feedback Information
At Cisco Press, our goal is to create in-depth...
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iv

Publisher

John Wait

Editor-in-Chief

John Kane

Executive Editor

C...
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v

Overview
Foreword. . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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vi

Chapter 18

Basic Router Troubleshooting . . . . . . . . . . . . . . ...
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vii

Table of Contents
Foreword
Introduction

xxv
xxvii

Part I

CCNA 1:...
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viii

Chapter 2

Networking Fundamentals. . . . . . . . . . . . . . . ....
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ix

Hierarchical Topology . . . . . . . . . . . . . . . . . . . . . . . ....
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Wireless Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
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Ethernet in the Campus . . . . . . . . . . . . . . . . . . . . . . . ...
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xii

Ethernet Timing . . . . . . . . . . . . . . . . . . . . . . . . . ....
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xiii

Layer 2 Bridging . . . . . . . . . . . . . . . . . . . . . . . . ...
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xiv

Key Terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
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xv

Introduction to the Application Layer . . . . . . . . . . . . . . . ....
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xvi

Cisco IOS Software Editing Commands . . . . . . . . . . . . . . . ....
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xvii

Summary. . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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xviii

Chapter 15

Routing and Routing Protocols . . . . . . . . . . ....
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xix

Load Balancing Across Multiple Paths. . . . . . . . . . . . . . . ....
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xx

Chapter 17

TCP/IP Error and Control Messages . . . . . . . . . . . ....
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xxi

Troubleshooting Router Connections Using the show
controllers seria...
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xxii

How ACLs Work. . . . . . . . . . . . . . . . . . . . . . . . . . ...
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xxiii

Cisco Systems Networking Icon Legend
Cisco Systems, Inc., uses ...
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xxiv

Command Syntax Conventions
The conventions used to present comman...
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xxv

Foreword
Throughout the world, the Internet has brought tremendous ...
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xxvi

I hope you are successful as you embark on your learning path wit...
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xxvii

Introduction
Cisco Networking Academy Program CCNA 1 and 2 Comp...
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xxviii

Book Features
Many of this book’s features help facilitate a ...
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xxix

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Chapter 2, “Networking Fundamentals,” introduces some of the t...
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xxx

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Chapter 7, “TCP/IP Protocol Suite and IP Addressing,” presents a...
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xxxi

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Chapter 14, “Managing Cisco IOS Software,” examines the stages...
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xxxii

reliable and unreliable transport layer protocols and details c...
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Accurate and concise feedback on practice exam questions

...
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Part I
CCNA 1: Networking
Basics
Chapter 1

Introduction to Networking

Ch...
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Objectives
Upon completion of this chapter, you will be able to
■

Identif...
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Chapter 1
Introduction to Networking
This chapter presents the basics of c...
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6

Chapter 1: Introduction to Networking

The Internet is the largest data...
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PC Basics

Electronic Components
Electronic components are unique in that ...
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8

Chapter 1: Introduction to Networking

Figure 1-1 Central Processing Un...
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PC Basics

Figure 1-3 Motherboard

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Read-only memory (ROM)—A type of com...
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Chapter 1: Introduction to Networking

Figure 1-4 Expansion Slot

Mot...
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PC Basics

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Power cord—Connects an electrical device to an electrical o...
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12

Chapter 1: Introduction to Networking

Network Interface Cards
As sho...
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PC Basics

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Type of system bus—There are different types of system buse...
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14

Chapter 1: Introduction to Networking

Situations that require NIC in...
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Testing Connectivity with Ping

files and graphics began to be desirable. ...
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16

Chapter 1: Introduction to Networking

determine if there is connecti...
Cisco ccna 1 and 2 companion guide (3rd edition)
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Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
Cisco ccna 1 and 2 companion guide (3rd edition)
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