Chapter 1

12/27/99


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Table of Contents

Chapter 1

Learning Objectives

Chapter Overview

Defining Networking

Origins of Networking

Why Do We Use Networks?

Networking Terminology

Quick Quiz

Understanding the OSI Model

The OSI Reference Model

The OSI Model Continued

Reasons for Layering

Data Encapsulation

Data Encapsulation Continued

Data Encapsulation Continued

Data Encapsulation Continued

Layer 1 Functions

Layer 2 Functions

Layer 2 Functions Continued

MAC and LLC Sublayers

Layer 3 Functions

Layer 4 Functions

Layer 5 Functions

Layer 6 Functions

Layer 7 Functions

Quick Quiz

Chapter Summary

End of Chapter 1

Author: Compaq

Email: summers_wayne@ColumbusState.edu

Home Page: http://csc.ColumbusState.edu/summers