Networking Essentials, Third Edition

Chapter 1. Introduction to Computer Networks

Chapter Outline

1-1 Introduction

1-2 Network Topologies

1-3 The OSI Model

1-4 The Ethernet LAN

1-5 Home Networking

1-6 Assembling an Office LAN

1-7 Testing and Troubleshooting a LAN

Summary

Questions and Problems

Objectives

• Explain the various LAN topologies

• Define the function of a networking protocol

• Describe CSMA/CD for the Ethernet–protocol

• Describe the structure of the Ethernet packet frame

• Define the function of the network interface card

• Describe the purpose of the MAC address on a networking device

• Discuss how to determine the MAC address for a computer

• Discuss the fundamentals of IP addressing

• Discuss the issues of configuring a home network

• Discuss the issue of assembling ...