Page 66 - DCAP406_DCAP_207_Computer Networks

A Profession University Unit 5: Networking Devices

Unit 5: Networking Devices Notes

CONTENTS
Objectives
Introduction

5.1 Routers
5.1.1 Characteristics of Routers
5.1.2 Router Protocols

5.2 Bridges
5.2.1 Bridge Protocols
5.2.2 Classification of Bridges
5.3 Gateways
5.3.1 Characteristics of Gateways

5.4 Switches
5.5 Hubs
5.5.1 Hub’s Segment-to-Segment Characteristics

5.5.2 Hub’s Addressing
5.5.3 Switching Hubs
5.6 Switching Techniques
5.6.1 Circuit Switching
5.6.2 Packet Switching

5.6.3 Message Switching
5.6.4 Cell Switching
5.6.5 Difference between Circuit Switching and Packet Switching

5.7 Summary
5.8 Keywords
5.9 Review Questions
5.10 Further Readings

Objectives

After studying this unit, you will be able to:

Describe various types of networking devices.
Discuss concept of routers and their classification

Describe what are hubs, switches, bridges and gateways.
Explain different types of switching techniques such as circuit switching, message switching
and packet switching.

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