COMPUTER NETWORK DESIGN EEB_7_876

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Website

http://www.lsbu.ac.uk/vle

Methods of Teaching and Learning : Lecture/Tutorial and WorkshopAssessment of the module :2-hour written examination -- 50% 2 laboratory reports -- 25% + 25%

Lecturer: Ya Bao

Textbook: Computer Networks 5/E, by Andrew S. Tanenbaum, Publisher: Prentice-Hall, 2011. ISBN: 0-13-255317-1.

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Available from Blackwell’s, London Road

Benefits of purchasing this book:

• New problems and lab exercises at the end of each chapter helps reinforce concepts presented and pass your exams

• Based on real-world networks and networking challenges, enabling you to apply theory to the types of problems you are most likely to encounter in industry

• Companion Website containing PowerPoint slides and other learning tools

Andrew TanenbaumComputer Networks 5th Edition

4th edition e-book is available at: (access from LSBU library, Ebook) http://www.lsbu.ac.uk/library/

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Top-Down Network Design, 3rd Edition

Priscilla Oppenheimer

Designing and Supporting Computer

Networks (CCNA)

BACKGROUND READING (essential for students who lack of

communication background)

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Data and Computer Communications 9/E, by W. Stalling, Publisher: Prentice-Hall, 2010.

Data Communications and Networking 4/E, by B. Forouzan, Publisher: McGraw-Hill, 2006.

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Another book recommended for who lacks of backgrounds.

SIMPLIFIED COMMUNICATIONS MODEL - DIAGRAM

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Chapter 1 Introduction

COMMUNICATIONS TASKS

Transmission system utilization

Addressing

Interfacing Routing

Signal generation Recovery

Synchronization Message formatting

Exchange management Security

Error detection and correction

Network management

Flow control8

NETWORKING

•Business Applications•Home Applications•Mobile Users•Social Issues

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•Point to point communication not usually practical—Devices are too far apart—Large set of devices would need impractical number of connections

•Solution is a communications network

—Wide Area Network (WAN)

—Local Area Network (LAN)

CLASSIFICATION OF INTERCONNECTED PROCESSORS BY SCALE

Classification of interconnected processors by scale.10

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ProtocolsUsed for communications between entities in a system

Must speak the same language

DESIGN ISSUES FOR THE LAYERS

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• Addressing

• Error Control

• Flow Control

• Multiplexing

• Routing

REFERENCE MODELS

The TCP/IP reference model.

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HYBRID MODEL

The hybrid reference model to be used in this unit.

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EXAMPLE NETWORKS

• The Internet• Connection-Oriented Networks:

X.25, Frame Relay, and ATM• Ethernet: 802.3• Wireless LANs: 802:11

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Other networks

PSTN (Public Switched Telephone Network)

GSM, UMTS, LTE and WiMax

IEEE 802 STANDARDS

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The 802 working groups. The important ones are marked with *. The ones marked with are hibernating. The one marked with † gave up.

METRIC UNITS

The principal metric prefixes.17