,Computer Networking
A Top-Down Approach
Seventh Edition
James F. Kurose
University of Massachusetts, Amherst
Keith W. Ross
NYU and NYU Shanghai
Boston Columbus Indianapolis New York San Francisco Hoboken Amsterdam Cape
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Field Marketing Manager: Demetrius Hall
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Director of Product Management: Erin Gregg
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Program Manager: Joanne Manning and Carole Snyder
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,Cover Designer: Joyce Wells
Manager, Rights and Permissions: Ben Ferrini
Project Manager, Rights and Permissions: Jenny Hoffman, Aptara Corporation
Inventory Manager: Ann Lam
Cover Image: Marc Gutierrez/Getty Images
Media Project Manager: Steve Wright
Composition: Cenveo Publishing Services
Printer/Binder: Edwards Brothers Malloy
Cover and Insert Printer: Phoenix Color/ Hagerstown
Credits and acknowledgments borrowed from other sources and reproduced, with permission, in this
textbook appear on appropriate page within text.
Copyright © 2017, 2013, 2010 Pearson Education, Inc. All rights reserved. Manufactured in the Unit
of America. This publication is protected by Copyright, and permission should be obtained from the pu
prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by an
means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permis
request forms and the appropriate contacts within the Pearson Education Global Rights & Permission
Department, please visit www.pearsoned.com/permissions/. Many of the designations by manufact
and seller to distinguish their products are claimed as trademarks. Where those designations appear
book, and the publisher was aware of a trademark claim, the designations have been printed in initial
all caps.
Library of Congress Cataloging-in-Publication Data
Names: Kurose, James F. | Ross, Keith W., 1956-
Title: Computer networking: a top-down approach / James F. Kurose, University of Massachusetts, Am
Keith W. Ross, NYU and NYU Shanghai.
Description: Seventh edition. | Hoboken, New Jersey: Pearson, [2017] | Includes bibliographical refere
and index.
Identifiers: LCCN 2016004976 | ISBN 9780133594140 | ISBN 0133594149
Subjects: LCSH: Internet. | Computer networks.
, LC record available at http://lccn.loc.gov/2016004976
ISBN-10: 0-13-359414-9
ISBN-13: 978-0-13-359414-0
About the Authors
Jim Kurose
Jim Kurose is a Distinguished University Professor of Computer Science at the University of Massach
Amherst. He is currently on leave from the University of Massachusetts, serving as an Assistant Direc
US National Science Foundation, where he leads the Directorate of Computer and Information Scienc
Engineering.
Dr. Kurose has received a number of recognitions for his educational activities including Outstanding
Awards from the National Technological University (eight times), the University of Massachusetts, and
Northeast Association of Graduate Schools. He received the IEEE Taylor Booth Education Medal and
recognized for his leadership of Massachusetts’ Commonwealth Information Technology Initiative. He
several conference best paper awards and received the IEEE Infocom Achievement Award and the A
Sigcomm Test of Time Award.
Dr. Kurose is a former Editor-in-Chief of IEEE Transactions on Communications and of IEEE/ACM
Transactions on Networking. He has served as Technical Program co-Chair for IEEE Infocom, ACM
SIGCOMM, ACM Internet Measurement Conference, and ACM SIGMETRICS. He is a Fellow of the IE
the ACM. His research interests include network protocols and architecture, network measurement,
multimedia communication, and modeling and performance evaluation. He holds a PhD in Computer
from Columbia University.
A Top-Down Approach
Seventh Edition
James F. Kurose
University of Massachusetts, Amherst
Keith W. Ross
NYU and NYU Shanghai
Boston Columbus Indianapolis New York San Francisco Hoboken Amsterdam Cape
Town Dubai London Madrid Milan Munich Paris Montréal Toronto Delhi Mexico City São
Paulo Sydney Hong Kong Seoul Singapore Taipei Tokyo
Vice President, Editorial Director, ECS: Marcia Horton
Acquisitions Editor: Matt Goldstein
Editorial Assistant: Kristy Alaura
Vice President of Marketing: Christy Lesko
Director of Field Marketing: Tim Galligan
Product Marketing Manager: Bram Van Kempen
Field Marketing Manager: Demetrius Hall
Marketing Assistant: Jon Bryant
Director of Product Management: Erin Gregg
Team Lead, Program and Project Management: Scott Disanno
Program Manager: Joanne Manning and Carole Snyder
Project Manager: Katrina Ostler, Ostler Editorial, Inc.
,Cover Designer: Joyce Wells
Manager, Rights and Permissions: Ben Ferrini
Project Manager, Rights and Permissions: Jenny Hoffman, Aptara Corporation
Inventory Manager: Ann Lam
Cover Image: Marc Gutierrez/Getty Images
Media Project Manager: Steve Wright
Composition: Cenveo Publishing Services
Printer/Binder: Edwards Brothers Malloy
Cover and Insert Printer: Phoenix Color/ Hagerstown
Credits and acknowledgments borrowed from other sources and reproduced, with permission, in this
textbook appear on appropriate page within text.
Copyright © 2017, 2013, 2010 Pearson Education, Inc. All rights reserved. Manufactured in the Unit
of America. This publication is protected by Copyright, and permission should be obtained from the pu
prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by an
means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permis
request forms and the appropriate contacts within the Pearson Education Global Rights & Permission
Department, please visit www.pearsoned.com/permissions/. Many of the designations by manufact
and seller to distinguish their products are claimed as trademarks. Where those designations appear
book, and the publisher was aware of a trademark claim, the designations have been printed in initial
all caps.
Library of Congress Cataloging-in-Publication Data
Names: Kurose, James F. | Ross, Keith W., 1956-
Title: Computer networking: a top-down approach / James F. Kurose, University of Massachusetts, Am
Keith W. Ross, NYU and NYU Shanghai.
Description: Seventh edition. | Hoboken, New Jersey: Pearson, [2017] | Includes bibliographical refere
and index.
Identifiers: LCCN 2016004976 | ISBN 9780133594140 | ISBN 0133594149
Subjects: LCSH: Internet. | Computer networks.
, LC record available at http://lccn.loc.gov/2016004976
ISBN-10: 0-13-359414-9
ISBN-13: 978-0-13-359414-0
About the Authors
Jim Kurose
Jim Kurose is a Distinguished University Professor of Computer Science at the University of Massach
Amherst. He is currently on leave from the University of Massachusetts, serving as an Assistant Direc
US National Science Foundation, where he leads the Directorate of Computer and Information Scienc
Engineering.
Dr. Kurose has received a number of recognitions for his educational activities including Outstanding
Awards from the National Technological University (eight times), the University of Massachusetts, and
Northeast Association of Graduate Schools. He received the IEEE Taylor Booth Education Medal and
recognized for his leadership of Massachusetts’ Commonwealth Information Technology Initiative. He
several conference best paper awards and received the IEEE Infocom Achievement Award and the A
Sigcomm Test of Time Award.
Dr. Kurose is a former Editor-in-Chief of IEEE Transactions on Communications and of IEEE/ACM
Transactions on Networking. He has served as Technical Program co-Chair for IEEE Infocom, ACM
SIGCOMM, ACM Internet Measurement Conference, and ACM SIGMETRICS. He is a Fellow of the IE
the ACM. His research interests include network protocols and architecture, network measurement,
multimedia communication, and modeling and performance evaluation. He holds a PhD in Computer
from Columbia University.
