实例介绍
【实例简介】
The physical layer -- The data link layer -- The medium access control sublayer -- The network layer -- The transportation layer -- The application layer -- Network security.
COMPUTER NETWORKS FIFTH EDITION This page intentionally left blank COMPUTER NETWORKS FIFTH EDITION ANDREW S TANENBAUM Vrije universiteit Amsterdam. The netherlands DAVID J WETHERALL University of washington Seattle wa PRENTICE HALL Boston Columbus Indianapolis New York San Francisco Upper Saddle river Amsterdam Cape Town Dubai London Madrid Milan Paris Montreal Toronto Delhi Mexico City Sao Paulo Sydney Hong Kong Seoul singapore Tapei Tokyo Editorial director: marcia horton Art Director. Linda Knowles Editor-in-Chief: Michael hirsch Cover Designer: Susan Paradise Executive Editor: Tracy Dunkelberger Cover lllustration: Jason Consalvo Assistant Editor: Melinda Haggerty Interior Design: Andrew s Tanenbaum Editorial assistant. Allison michael AV Production Project Manager: Vice president, Marketing: Patrice Jones Gregory L. Dulles Marketing Manager: Yezan Alayan Interior lllustrations: Laserwords i Marketing Coordinator: Kathryn Ferranti Media editor: Daniel sandin Vice president. production: Vince o'Brien Composition: Andrew s. tanenbaum Managing editor: Jeff Holcomb Copyeditor: Rachel Head Senior Operations Supervisor: Alan Fischer Proofreader: Joe Ruddick Manufacturing Buyer: Lisa McDowell Printer/Binder: Courier/Westford Cover Direction: Andrew s. tanen baum Cover Printer: Lehigh-Phoenix Color David J. Wetherall, Tracy Dunkelberger Hagerstown Credits and acknowledgments borrowed from other sources and reproduced, with permission in this textbook appear on appropriate page within text Many of the designations by manufacturers and sellers to distinguish their products are claimed as trademarks. Where those designations appear in this book, and the publisher was aware of a trademark claim, the designations have been printed in initial caps or all caps Copyright C 2011, 2003, 1996,, 1981 Pearson Education, Inc, publishing as Prentice Hall. all rights reserved. Manufactured in the United States of America This publication is protected by Copyright, and permission should be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by any means,electronic, mechanical, photocopying, recording, or likewise To obtain permission(s) to use material from this work, please submit a written request to Pearson Education, Inc Permissions Department, 501 Boylston Street, Suite 900, boston, Massachusetts 02116 Library of Congress Cataloging-in-Publication Data Tanenbaum. Andrew s.1944 Computer networks/ Andrew s Tanenbaum, David J. Wetherall.--5th ed Includes bibliographical references and index IsBN-13:978-0-13-212695-3(alk. paper) ISBN-10:0-13-212695-8(alk. paper) 1. Computer networks. I Wetherall, D.David) II. Title TK5105.5T362011 004.6--dc22 2010034366 10987654321-CRW-1413121110 PEARSON To Suzanne, Barbara, Daniel, aron Marvin, Matilde and the memory of bram, and Sweetie T(AST) To Katrin, Lucy, and Pepper (DJw) This page intentionally left blank CONTENTS PREFACE XIX INTRODUCTION 1.1 USES OF COMPUTER NETWORKS. 3 1.1. I Business Applications, 3 1.1.2 Home Applications 1.1.3 Mobile Users. 10 1. 1. 4 Social issues. 1 4 1.2 NETWORK HARDWARE 17 1. 2. 1 Personal Area Networks. 1 8 1.2.2 Local Area Networks. 19 1.2.3 Metropolitan Area Networks, 23 1. 2. 4 Wide Area networks. 23 1. 2.5 Internetworks. 28 1. 3 NETWORK SOFTWARE. 29 1.3.1 Protocol Hierarchies. 29 1.3.2 Design Issues for the Layers, 33 1. 3. 3 Connection-Oriented Versus Connectionless service. 35 1. 3. 4 Service Primitives. 38 1.3.5 The Relationship of Services to Protocols, 40 1. 4 REFERENCE MODELS. 41 1 4.1 The osi reference model. 41 1. 4.2 The TCP/IP Reference Model. 45 1. 4.3 The model Used in This book. 48 vIll CONTENTS 1.4.4 A Comparison of the osi and TCP/lP Reference Models, 49 1. 4.5 A Critique of the osi model and Protocols, 51 1.4.6 A Critique of the TCP/IP Reference Model*, 53 1.5 EXAMPLE NETWORKS. 54 1.5.1 The Internet. 54 1.5.2 Third-Generation Mobile Phone Networks* 65 1.5.3 Wireless lans: 802.11*.70 1.5.4 RFID and sensor networks .73 1.6 NETWORK STANDARDIZATION= 75 1. 6. 1 Who's Who in the Telecommunications World. 77 1. 6. 2 Who's Who in the international standards World. 78 1. 6. 3 Who's Who in the internet standards world 80 1.7 METRIC UNITS. 82 1. 8 OUTLINE OF THE REST OF THE BOOK.83 1. 9 SUMMARY.84 2 THE PHYSICAL LAYER 89 2. 1 THE THEORETICAL BASIS FOR DATA COMMUNICATIoN. 90 2.1.1 Fourier Analysis, 90 2.1.2 Bandwidth-Limited Signals, 90 2.1.3 The Maximum Data Rate of a channel. 94 2. 2 GUIDED TRANSMISSION MEDIA. 95 2. 2. 1 Magnetic Media, 95 2.2.2 Twisted Pairs. 96 2.2. 3 Coaxial Cable. 97 2.2. 4 Power Lines. 98 2.2.5 Fiber Optics, 99 2. 3 WIRELESS TRANSMISSION. 105 2.3.1 The Electromagnetic Spectrum, 105 2.3.2 Radio Transmission. 109 2.3.3 Microwave Transmission. 110 2.3. 4 Infrared Transmission. 114 2.3.5 Light Transmission. 114 【实例截图】
【核心代码】
The physical layer -- The data link layer -- The medium access control sublayer -- The network layer -- The transportation layer -- The application layer -- Network security.
COMPUTER NETWORKS FIFTH EDITION This page intentionally left blank COMPUTER NETWORKS FIFTH EDITION ANDREW S TANENBAUM Vrije universiteit Amsterdam. The netherlands DAVID J WETHERALL University of washington Seattle wa PRENTICE HALL Boston Columbus Indianapolis New York San Francisco Upper Saddle river Amsterdam Cape Town Dubai London Madrid Milan Paris Montreal Toronto Delhi Mexico City Sao Paulo Sydney Hong Kong Seoul singapore Tapei Tokyo Editorial director: marcia horton Art Director. Linda Knowles Editor-in-Chief: Michael hirsch Cover Designer: Susan Paradise Executive Editor: Tracy Dunkelberger Cover lllustration: Jason Consalvo Assistant Editor: Melinda Haggerty Interior Design: Andrew s Tanenbaum Editorial assistant. Allison michael AV Production Project Manager: Vice president, Marketing: Patrice Jones Gregory L. Dulles Marketing Manager: Yezan Alayan Interior lllustrations: Laserwords i Marketing Coordinator: Kathryn Ferranti Media editor: Daniel sandin Vice president. production: Vince o'Brien Composition: Andrew s. tanenbaum Managing editor: Jeff Holcomb Copyeditor: Rachel Head Senior Operations Supervisor: Alan Fischer Proofreader: Joe Ruddick Manufacturing Buyer: Lisa McDowell Printer/Binder: Courier/Westford Cover Direction: Andrew s. tanen baum Cover Printer: Lehigh-Phoenix Color David J. Wetherall, Tracy Dunkelberger Hagerstown Credits and acknowledgments borrowed from other sources and reproduced, with permission in this textbook appear on appropriate page within text Many of the designations by manufacturers and sellers to distinguish their products are claimed as trademarks. Where those designations appear in this book, and the publisher was aware of a trademark claim, the designations have been printed in initial caps or all caps Copyright C 2011, 2003, 1996,, 1981 Pearson Education, Inc, publishing as Prentice Hall. all rights reserved. Manufactured in the United States of America This publication is protected by Copyright, and permission should be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by any means,electronic, mechanical, photocopying, recording, or likewise To obtain permission(s) to use material from this work, please submit a written request to Pearson Education, Inc Permissions Department, 501 Boylston Street, Suite 900, boston, Massachusetts 02116 Library of Congress Cataloging-in-Publication Data Tanenbaum. Andrew s.1944 Computer networks/ Andrew s Tanenbaum, David J. Wetherall.--5th ed Includes bibliographical references and index IsBN-13:978-0-13-212695-3(alk. paper) ISBN-10:0-13-212695-8(alk. paper) 1. Computer networks. I Wetherall, D.David) II. Title TK5105.5T362011 004.6--dc22 2010034366 10987654321-CRW-1413121110 PEARSON To Suzanne, Barbara, Daniel, aron Marvin, Matilde and the memory of bram, and Sweetie T(AST) To Katrin, Lucy, and Pepper (DJw) This page intentionally left blank CONTENTS PREFACE XIX INTRODUCTION 1.1 USES OF COMPUTER NETWORKS. 3 1.1. I Business Applications, 3 1.1.2 Home Applications 1.1.3 Mobile Users. 10 1. 1. 4 Social issues. 1 4 1.2 NETWORK HARDWARE 17 1. 2. 1 Personal Area Networks. 1 8 1.2.2 Local Area Networks. 19 1.2.3 Metropolitan Area Networks, 23 1. 2. 4 Wide Area networks. 23 1. 2.5 Internetworks. 28 1. 3 NETWORK SOFTWARE. 29 1.3.1 Protocol Hierarchies. 29 1.3.2 Design Issues for the Layers, 33 1. 3. 3 Connection-Oriented Versus Connectionless service. 35 1. 3. 4 Service Primitives. 38 1.3.5 The Relationship of Services to Protocols, 40 1. 4 REFERENCE MODELS. 41 1 4.1 The osi reference model. 41 1. 4.2 The TCP/IP Reference Model. 45 1. 4.3 The model Used in This book. 48 vIll CONTENTS 1.4.4 A Comparison of the osi and TCP/lP Reference Models, 49 1. 4.5 A Critique of the osi model and Protocols, 51 1.4.6 A Critique of the TCP/IP Reference Model*, 53 1.5 EXAMPLE NETWORKS. 54 1.5.1 The Internet. 54 1.5.2 Third-Generation Mobile Phone Networks* 65 1.5.3 Wireless lans: 802.11*.70 1.5.4 RFID and sensor networks .73 1.6 NETWORK STANDARDIZATION= 75 1. 6. 1 Who's Who in the Telecommunications World. 77 1. 6. 2 Who's Who in the international standards World. 78 1. 6. 3 Who's Who in the internet standards world 80 1.7 METRIC UNITS. 82 1. 8 OUTLINE OF THE REST OF THE BOOK.83 1. 9 SUMMARY.84 2 THE PHYSICAL LAYER 89 2. 1 THE THEORETICAL BASIS FOR DATA COMMUNICATIoN. 90 2.1.1 Fourier Analysis, 90 2.1.2 Bandwidth-Limited Signals, 90 2.1.3 The Maximum Data Rate of a channel. 94 2. 2 GUIDED TRANSMISSION MEDIA. 95 2. 2. 1 Magnetic Media, 95 2.2.2 Twisted Pairs. 96 2.2. 3 Coaxial Cable. 97 2.2. 4 Power Lines. 98 2.2.5 Fiber Optics, 99 2. 3 WIRELESS TRANSMISSION. 105 2.3.1 The Electromagnetic Spectrum, 105 2.3.2 Radio Transmission. 109 2.3.3 Microwave Transmission. 110 2.3. 4 Infrared Transmission. 114 2.3.5 Light Transmission. 114 【实例截图】
【核心代码】
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