Table Of Content

8TH EDITION Data Communications Networl<s ~ Computer A BUSINESS USER'S APPROACH Curt M. White Data Communications & Computer Networks A Business User's Approach Copyri.ebl 2016 Cetlpge l..eamiftl. AU ltigbls kewve4. May not k copied. scatmed, or•pltc.ed. irl -..·hole or in. part. [)Qe t() clecttooic r\eht&. IIOfi\C. tbird pany ~COli may be M~:ppreued from t~ e.Book Ml¥« (;(Jhapset(t). Bdi*Of\al revkw h~ deemed that any '*'pprcMCd con1cnt dQe$ oot maleriol_ly aff~ We <>'~raU leunina c~tpcriel)t(l, Ccn&a&e lnmitl& raen~ the ri&ht tQ remove addirion•l cont4"nt at any tili)C ~f $ubsequmt ri&hu Te$tricrions rcqu:ire il. Copyright 2016 Ceagagc Lcaming. All Rightl Resavcd. May DOt be copied, O<alliiCd, or dupli<ated, ill whole or ill part. Due to e1ccUUDic tigbts, some third porty content lillY be BIIPJ~~aoccl from the cllook wl/or cCbaplct(s). Editorlal moicw has dccmo<l that any BIIPPRsocd content doeo not mataially atfcet the 0\'allllcamiog ex~. ~ Lcaming reserves tbc right to ~ addiJional contcot at any time if subocq~~e~~t tigbts remictions roqm it. EIGHTH EDITION Data Communications & Computer Networks A Business User's Approach Curt M. White DePaul University #. . t~ CENGAGE , .. Learning· Australia • Brazil • Mexico • Singapore • United Kingdom • United States Copyri.ebl 2016 Cetlpge l..eamiftl. AU ltigbls kewve4. May not k copied. scatmed, or•pltc.ed. irl -..·hole or in. part. [)Qe t() clecttooic r\eht&. IIOfi\C. tbird pany ~COli may be M~:ppreued from t~ e.Book Ml¥« (;(Jhapset(t). Bdi*Of\al revkw h~ deemed that any '*'pprcMCd con1cnt dQe$ oot maleriol_ly aff~ We <>'~raU leunina c~tpcriel)t(l, Ccn&a&e lnmitl& raen~ the ri&ht tQ remove addirion•l cont4"nt at any tili)C ~f $ubsequmt ri&hu Te$tricrions rcqu:ire il. This is an electronic version of the print textbook. Due to electronic rights restrictions, some third party content may be suppressed. Editorial review has deemed that any suppressed content does not materially affect the overall learning experience. The publisher reserves the right to remove content from this title at any time if subsequent rights restrictions require it. For valuable information on pricing, previous editions, changes to current editions, and alternate formats, please visit www.cengage.com/highered to search by ISBN#, author, title, or keyword for materials in your areas of interest. Important Notice: Media content referenced within the product description or the product text may not be available in the eBook version. Copyright 2016 Ceagagc Lcolming. All Rightl Resavcd. May DOt be copied, O<alliiCd, or dupli<ated, ill whole or ill part. Due to elccUl>Dic tigbts, some third porty content lillY be Bllpt~~aoccl from the cllook wl/or cCbaplct(s). Editorial mricw has dccmod that uy Sllpprcsocd content docs not mataially affcc:l the ovcralllcamiag ex~. Ceagagc LcoJming rcscm:s the right to J:aDOVC addiliomal conlelltotuy time if SllbocqiiCIIt tigbts rcs1riction1 require it. ~--'# CENGAGE , .. Learning· Data Communications & Computer © 2016, 2013 Cengage Learning Networks: A Business User's Approach, WCN: 02-200-201 Eighth Edition Curt M. White ALL RIGHTS RESERVED. 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Locate your local office at: -.cenpge.com/global. Cengage Learning products are represented in Canada by Nelson Education, Ltd. To learn more about Cengage Learning Solutions, visit -.cenpge.com Purchase any of our products at your local college store or at our preferred online store -.cengagebrain.com Printed in the United States of America Print Number: 01 Print Year: 2014 ~2016Cqppl.oomiq.AII--...J.Maynotbo..,;..,_""_iowbolo"'io...,_Iluto-riol>b.-lbiolpody-..._,.bo...,.-&vmlboall.o..o..k. ...Jim~). ----....... ~--... -.u,.-tho.....nlamiq~C:.....,r...mm,.-...~~uo,.. .......... -.;..w_,..,._;r~ -...P,.il. To Kathleen, Hannah Colleen, and Samuel Memphis-it's never boring Copyri.el'll 2016 Ccnpa:e Lwllia,. AU Rigbls Ruervc4. May not k copied. .scannc:d, or•pl~ed. itl ,.,,hole l)r in part. 0\le t() dcctt¢aic r\ehl$. $01'1\(. dnrd peny ooece011 may be wppr¢$$¢d from dlC. e.Book ~ (;(lhaps«(t). Edi~l revinl hu deemed tbllt ~r urwrew:d «1'\ltat doe$ ootmal«iaiJyaff~ the t>'~rAll INmin& e~tperieDee. Cenv&e Lami n& f'QC'nu the ri&ht to remove addirionall'OI'Ilent • a."'y til'l)t if $ub$Cqua'lt ri&hu rt$tric6ont require it. (cid:3) (cid:3) (cid:3) Copyright 2016 Ceagagc Lcaming. All Rightl Resavcd. May DOt be copied, O<alliiCd, or dupli<atcd, ill whole or ill part. Due to e1ccUUDic tigbts, some third porty content lillY be BIIPJ~~aoccl from the cllook wl/or cCbaplct(s). Editorlal moicw has dccmo<l that any BIIPPRsocd content doeo not mataially atfcet the 0\'allllcamiog ox~. ~ Lcaming reserves tbc right to ~ addiJional <011lellt at any time if subocq~~e~~t tigbts remictions n:qm it. Brief Contents PREFACE xvii Introduction to Computer Networks and Data Communications I 2 Fundamentals of Data and Signals 27 3 Conducted and Wireless Media 61 4 Making Connections I 0 I 5 Making Connections Efficient: Multiplexing and Compression 119 6 Errors, Error Detection, and Error Control 147 7 Local Area Networks: Part I 175 8 Local Area Networks: Part II 207 9 Introduction to Metropolitan Area Networks and Wide Area Networks 241 10 The Internet 269 I I Voice and Data Delivery Networks 307 12 Network Security 339 13 Network Design and Management 373 GLOSSARY 401 INDEX 415 vii Copyri.el'll 2016 Ccnpa:e Lwllia,. AU Rigbls Ruervc4. May not k copied. .scannc:d, or•pl~ed. itl ,.,,hole l)r in part. 0\le t() dcctt¢aic r\ehl$. $01'1\(. dnrd peny ooece011 may be wppr¢$$¢d from dlC. e.Book ~ (;(lhaps«(t). Bdi~l revinl hu deemed tbllt ~r urwrew:d «1'\ltat doe$ ootmal«ili11yaff~ the t>'~rAll INmin& e~tperieDee. Cenv&e Lami n& f'QC'nu the ri&ht to remove addirionall'OI'Ilent • t."'y til'l)t if $ub$«Jua'lt ri&hu rt$tric6ont require it. (cid:3) (cid:3) (cid:3) Copyright 2016 Ceagagc Lcaming. All Rightl Resavcd. May DOt be copied, O<alliiCd, or dupli<atcd, ill whole or ill part. Due to e1ccUUDic tigbts, some third porty content lillY be BIIPJ~~aoccl from the cllook wl/or cCbaplct(s). Editorlal moicw has dccmo<l that any BIIPPRsocd content doeo not mataially atfcet the 0\'allllcamiog ox~. ~ Lcaming reserves tbc right to ~ addiJional <011lellt at any time if subocq~~e~~t tigbts remictions n:qm it.