数据与计算机通信 第9版 英文2025|PDF|Epub|txt|kindle电子书版本网盘下载

数据与计算机通信 第9版 英文PDF格式电子书版下载

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Chapter 0 Reader’s and Instructor’s Guide1

0.1 Outline of the Book2

0.2 A Roadmap for Readers and Instructors3

0.3 Internet and Web Resources5

0.4 Standards6

PART ONE OVERVIEW8

Chapter 1 Data Communications， Data Networks， and the Internet8

1.1 Data Communications and Networking for Today’s Enterprise9

1.2 A Communications Model16

1.3 Data Communications19

1.4 Networks22

1.5 The Internet25

1.6 An Example Configuration30

Chapter 2 Protocol Architecture， TCP/IP， and Internet-Based Applications32

2.1 The Need for a Protocol Architecture33

2.2 A Simple Protocol Architecture34

2.3 The TCP/IP Protocol Architecture38

2.4 Standardization within a Protocol Architecture46

2.5 Traditional Internet-Based Applications49

2.6 Multimedia50

2.7 Recommended Reading and Web Sites53

2.8 Key Terms， Review Questions， and Problems54

Appendix 2A The Trivial File Transfer Protocol57

PART TWO DATA COMMUNICATIONS62

Chapter 3 Data Transmission62

3.1 Concepts and Terminology64

3.2 Analog and Digital Data Transmission75

3.3 Transmission Impairments83

3.4 Channel Capacity89

3.5 Recommended Reading and Web Site93

3.6 Key Terms， Review Questions， and Problems94

Appendix 3A Decibels and Signal Strength97

Chapter 4 Transmission Media100

4.1 Guided Transmission Media102

4.2 Wireless Transmission116

4.3 Wireless Propagation124

4.4 Line-of-Sight Transmission129

4.5 Recommended Reading and Web Sites133

4.6 Key Terms， Review Questions， and Problems134

Chapter 5 Signal Encoding Techniques138

5.1 Digital Data， Digital Signals141

5.2 Digital Data， Analog Signals151

5.3 Analog Data， Digital Signals162

5.4 Analog Data， Analog Signals168

5.5 Recommended Reading175

5.6 Key Terms， Review Questions， and Problems175

Chapter 6 Digital Data Communication Techniques180

6.1 Asynchronous and Synchronous Transmission182

6.2 Types of Errors186

6.3 Error Detection186

6.4 Error Correction196

6.5 Line Configurations202

6.6 Recommended Reading203

6.7 Key Terms， Review Questions， and Problems204

Chapter 7 Data Link Control Protocols208

7.1 Flow Control210

7.2 Error Control217

7.3 High-Level Data Link Control （HDLC）223

7.4 Recommended Reading230

7.5 Key Terms， Review Questions， and Problems230

Appendix 7A Performance Issues233

Chapter 8 Multiplexing243

8.1 Frequency Division Multiplexing243

8.2 Synchronous Time Division Multiplexing249

8.3 Statistical Time Division Multiplexing259

8.4 Asymmetric Digital Subscriber Line266

8.5 xDSL268

8.6 Recommended Reading and Web Sites272

8.7 Key Terms， Review Questions， and Problems273

Chapter 9 Spread Spectrum276

9.1 The Concept of Spread Spectrum278

9.2 Frequency-Hopping Spread Spectrum279

9.3 Direct Sequence Spread Spectrum284

9.4 Code Division Multiple Access290

9.5 Recommended Reading and Web Site294

9.6 Key Terms， Review Questions， and Problems294

PART THREE WIDE AREA NETWORKS298

Chapter 10 Circuit Switching and Packet Switching298

10.1 Switched Communications Networks300

10.2 Circuit-Switching Networks302

10.3 Circuit-Switching Concepts305

10.4 Softswitch Architecture309

10.5 Packet-Switching Principles310

10.6 Recommended Reading320

10.7 Key Terms， Review Questions， and Problems320

Chapter 11 Asynchronous Transfer Mode323

11.1 The Role of ATM325

11.2 Protocol Architecture326

11.3 ATM Logical Connections328

11.4 ATM Cells333

11.5 Transmission of ATM Cells339

11.6 ATM Service Categories343

11.7 Recommended Reading and Web Sites346

11.8 Key Terms， Review Questions， and Problems347

Chapter 12 Routing in Switched Data Networks350

12.1 Routing in Packet-Switching Networks351

12.2 Examples： Routing in ARPANET361

12.3 Least-Cost Algorithms367

12.4 Recommended Reading372

12.5 Key Terms， Review Questions， and Problems373

Chapter 13 Congestion Control in Data Networks377

13.1 Effects of Congestion379

13.2 Congestion Control384

13.3 Traffic Management386

13.4 Congestion Control in Packet-Switching Networks388

13.5 ATM Traffic Management388

13.6 ATM-GFR Traffic Management400

13.7 Recommended Reading403

13.8 Key Terms， Review Questions， and Problems404

Chapter 14 Cellular Wireless Networks407

14.1 Principles of Cellular Networks408

14.2 First-Generation Analog422

14.3 Second-Generation CDMA423

14.4 Third-Generation Systems429

14.5 Fourth-Generation Systems433

14.6 Recommended Reading and Web Sites438

14.7 Key Terms， Review Questions， and Problems439

PART FOUR LOCAL AREA NETWORKS442

Chapter 15 Local Area Network Overview442

15.1 Topologies and Transmission Media443

15.2 LAN Protocol Architecture449

15.3 Bridges457

15.4 Hubs and Switches465

15.5 Virtual LANs469

15.6 Recommended Reading and Web Sites474

15.7 Key Terms， Review Questions， and Problems474

Chapter 16 Ethernet477

16.1 Traditional Ethernet479

16.2 High-Speed Ethernet489

16.3 IEEE 802.1QVLAN Standard498

16.4 Recommended Reading and Web Sites500

16.5 Key Terms， Review Questions， and Problems500

Appendix 16A Digital Signal Encoding for LANs503

Appendix 16B Scrambling510

Chapter 17 Wireless LANs513

17.1 Overview514

17.2 Wireless LAN Technology519

17.3 IEEE 802.11 Architecture and Services521

17.4 IEEE 802.11 Medium Access Control526

17.5 IEEE 802.11 Physical Layer533

17.6 Recommended Reading and Web Sites541

17.7 Key Terms， Review Questions， and Problems542

PART FIVE INTERNET AND TRANSPORT PROTOCOLS545

Chapter 18 Internet Protocols545

18.1 Principles of Internetworking546

18.2 Internet Protocol Operation551

18.3 Internet Protocol558

18.4 IPv6568

18.5 Virtual Private Networks and IP Security577

18.6 Recommended Reading and Web Sites580

18.7 Key Terms， Review Questions， and Problems581

Chapter 19 Internetwork Operation585

19.1 Multicasting586

19.2 Routing Protocols596

19.3 Mobile IP607

19.4 Recommended Reading and Web Sites619

19.5 Key Terms， Review Questions， and Problems620

Chapter 20 Internetwork Quality of Service623

20.1 Integrated Services Architecture625

20.2 Resource Reservation Protocol634

20.3 Differentiated Services644

20.4 Service Level Agreements652

20.5 IP Performance Metrics654

20.6 Recommended Reading and Web Sites657

20.7 Key Terms， Review Questions， and Problems659

Chapter 21 Multiprotocol Label Switching661

21.1 The Role of MPLS663

21.2 Backgrounds665

21.3 MPLS Operation667

21.4 Labels672

21.5 FECs， LSPs， and Labels676

21.6 Label Distribution678

21.7 Traffic Engineering682

21.8 Virtual Private Networks687

21.9 Recommended Reading and Web Sites689

21.10 Key Terms， Review Questions， and Problems690

Chapter 22 Transport Protocols692

22.1 Connection-Oriented Transport Protocol Mechanisms694

22.2 TCP712

22.3 TCP Congestion Control720

22.4 UDP731

22.5 Recommended Reading and Web Sites732

22.6 Key Terms， Review Questions， and Problems733

APPENDICES737

Appendix A Fourier Analysis737

A.1 Fourier Series Representation of Periodic Signals738

A.2 Fourier Transform Representation of Aperiodic Signals739

A.3 Recommended Reading742

Appendix B Projects and Other Student Exercises for Teaching Data and Computer Communications743

B.1 Animations and Animation Projects744

B.2 Practical Exercises745

B.3 Sockets Projects745

B.4 Wireshark Projects746

B.5 Simulation and Modeling Projects746

B.6 Performance Modeling747

B.7 Research Projects747

B.8 Reading/Report Assignments748

B.9 Writing Assignments748

B.10 Discussion Topics748

References749

Index762