数据与网络通信：英文版

Preface

1 Introduction to Data and Network Communications

1.1Introduction

1.2Data Communication System

1.3Data Communication Links

1.4Character Codes

1.5Digital Data Rates

1.6Serial Data Formats

1.7Encoded Data Formats

Summary

Questions

Design Problems

Answers to Review Questions

2 The Telephone System

2.1Introduction

2.2The Telephone System

2.3Specifications and Parameters

2.4Line Impairments

Summary

Questions

Design Problems

Answers to Review Questions

3 Error Detection and Correction

3.1Introduction

3.2Asynchronous Data Methods

3.3Synchronous Data Error Methods

3.4Error-Testing Equipment

Summary

Questions

Design Problems

Answers to Review Questions

4 Open Systems Network Models

4.1Introduciton

4.2Data Topologies

4.3Data Switching

4.4Types of Networks

4.5The Open Systems Inteconnection(OSI) Architecture

4.6Systems Network Architecture(SNA)

4.7SNA Operating Sessions

Summary

Questions

Design Problems

Answers to Review Questions

5 OSI Physical Layer Components

5.1Introduction

5.2Units of a Communication Link

5.3RS232C Interface

5.4RS449 Interface Standard

5.5RS422 and RS423 Interface Standards

5.6FSK Modems

5.7Additional Types of Modems

5.8.34 and V.90 Modems

Summary

Questions

Design Assignments

Answers to Review Questions

6 Higher Capacity Data Communications

6.1Introduction

6.2Multiplexing Methods

6.3Sampling Theorem

6.4Quantization

6.5Pulse Code Modulation

6.6Delta Modulation

6.7Digital T Carriers

6.8Companding

6.9CODECs

Summary

Questions

Design Problems

Answers to Review Questions

7 Data-Link Layer Protocols

7.1Introduction

7.2Data-Link Sections

7.3Character-Oriented Protocols

7.4Bit-Oriented Protocols

7.5Protocol Analyzers

Summary

Questions

Answers to Review Questions

8 Network Architecture and Protocols

8.1Introduction

8.2Networks by Size

8.3IEEE 802.3 and Ethernet

8.4IEEE 802.4 Token Bus

8.5IEEE 802.5 Token Ring

8.6Network Interface Cards

8.7Interconnecting LANs

8.8IEEE 802.6 Metropolitan Area Network(MAN)

8.9X.25 Packet Switch Protocol

Summary

Questions

Design Assignments

Answers to Review Questions

9 Integrated Services and Routing Protocols

9.1Introduction

9.2Integrating Services

9.3Broadband ISDN

9.4IEEE 802.9:Integrated Voice and Data Services

9.5Digital Subscriber Line(DSL)

9.6Private Branch Exchange

9.7Asynchronous Transfer Mode(ATM)

9.8Frame Relay

Summary

Questions

Design Assignments

Answers to Review Questions

10 The Internet and TCP/IP

10.1Introduction

10.2Internet History

10.3Uses for the Internet

10.4Accessing the Internet

10.5Internet Addresses

10.6Security on the Internet

10.7Authentication

10.8Firewalls

10.9Intranets and Extranets

10.10TCP/IP,the Technology behind the Internet

Summary

Questions

Design Assignments

Answers to Review Questions

11 Fiber Optic Communications

11.1Introduction

11.2Basic Concepts of Light Propagation

11.3Fiber Cables

11.4Light Sources

11.5Optical Detectors

11.6Fiber-Cable Losses

11.7Wave Division Multiplexing

11.8Fiber Distributed Data Interface

11.9FDDI-II:Isochronous Traffic

11.10The Fibre Channel

11.11SONET

Summary

Questions

Design Assignments

Answers to Review Questions

12 Wireless Communication Systems

12.1Introdction

12.2Microwave Communications

12.3Celluar Mobile Telephone Service

12.4Personal Communications Systems

12.5IEEE 802.11: Wireless LANs Using CSMA/CA

12.6Cellular Digital Packet Network

12.7Satellite Communications

12.8Methods of Satellite Communications

12.9Satellite Networking

Summary

Questions

Design Assignments

Answers to Review Questions

Appendix A-Acronyms and Key Terms

Appendix B-Complete Extended ASCII Code Set

Appendix C-Network Timeline

Appendix D-Facsimile

Appendix E-Answer Key to Odd-Numbered Questions

Index