800 East 96th Street, Indianapolis, Indiana, 46240 USA
Joe Casad
Sams Teach Yourself
24
in
Hours
TCP/IP
Sams Teach Yourself TCP/IP in 24 Hours
Copyright © 2012 by Pearson Education, Inc.
All rights reserved. No part of this book shall be reproduced, stored in a retrieval system, or
transmitted by any means, electronic, mechanical, photocopying, recording, or otherwise, without
written permission from the publisher. No patent liability is assumed with respect to the use of
the information contained herein. Although every precaution has been taken in the preparation of
this book, the publisher and author assume no responsibility for errors or omissions. Nor is any
liability assumed for damages resulting from the use of the information contained herein.
ISBN-13: 978-0-672-33571-6
ISBN-10: 0-672-33571-9
Library of Congress Cataloging-in-Publication Data
Casad, Joe, 1958-
Sams teach yourself TCP/IP in 24 hours / Joe Casad. — 5th ed.
p. cm.
ISBN 978-0-672-33571-6 (pbk. : alk. paper)
1. TCP/IP (Computer network protocol) I. Title. II. Title: Teach yourself TCP/IP in 24 hours.
TK5105.585.C37 2012
005.7’1376—dc23
2011032322
Printed in the United States of America
First Printing November 2011
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Editor-in-Chief
Mark Taub
Acquisitions Editor
Trina MacDonald
Development
Editor
Michael Thurston
Managing Editor
Kristy Hart
Project Editor
Andy Beaster
Copy Editor
Keith Cline
Indexer
Lisa Stumpf
Proofreader
Debbie Williams
Technical Editor
Jon Snader
Publishing
Coordinator
Olivia Basegio
Book Designer
Gary Adair
Compositor
Gloria Schurick
Contents at a Glance
Introduction..............................................................................................1
Part I: TCP/IP Basics
HOUR 1 What Is TCP/IP? .........................................................................................7
2 How TCP/IP Works ...................................................................................23
Part II: The TCP/IP Protocol System
HOUR 3 The Network Access Layer ...................................................................... 37
4 The Internet Layer................................................................................... 51
5 Subnetting and CIDR .............................................................................. 73
6 The Transport Layer ................................................................................ 89
7 The Application Layer .......................................................................... 113
Part III: Networking with TCP/IP
HOUR 8 Routing .................................................................................................. 127
9 Getting Connected ................................................................................ 149
10 Name Resolution................................................................................... 177
11 TCP/IP Security...................................................................................... 211
12 Configuration........................................................................................ 255
13 IPv6: The Next Generation ................................................................... 281
Part IV: Tools
HOUR 14 TCP/IP Utilities ...................................................................................... 301
15 Monitoring and Remote Access ............................................................ 323
16 Classic Services ...................................................................................... 345
Part V: The Internet
HOUR 17 The Internet: A Closer Look .................................................................. 365
18 HTTP, HTML, and the World Wide Web ............................................... 375
19 The New Web ........................................................................................ 397
Part VI: TCP/IP At Work
HOUR 20 Web Services .......................................................................................... 421
21 Email ..................................................................................................... 437
22 Streaming and Casting ......................................................................... 457
23 Living in the Cloud ............................................................................... 471
24 Implementing a TCP/IP Network: 7 Days in the Life of a
Sys Admin ............................................................................................. 487
APPENDIX A Answers to Quizzes and Exercises .................................................. 501
Index...................................................................................................... 515
iv
Teach Yourself TCP/IP in 24 Hours
