Edwards Bramante Select, design, and implement a network If you want to make the move into a networking career, this is the resource for you. It covers the technologies you need to know, including the hardware, software, data transfer ETWORKIN processes, and more. T is guide fi rst takes you through the essentials of networking and N G progresses through the advanced features and capabilities available in many of the standards. S E L F - TE A C H I N G G U I D E You’ll then delve into network design as well as the important tasks of securing, managing, and troubleshooting issues within a given network. • Manage all the components • Allow for direct communication within a node between network nodes over a physical channel • Take advantage of the Ethernet, today’s most prominent LAN • Apply and develop design concepts technology for a given network • Utilize the most commonly deployed • Prevent network attacks and perform standards and technologies in traffi c monitoring and analysis networking • Troubleshoot any network problem • Ensure that information fl ows using proven strategies smoothly and without error between the upper layers James Edwards has over 10 years of experience as a Premium Rich Bramante has been a network engineer for 10 years OSI, TCP/IP, LANs, Support Network Engineer. He also served as a technical as well as a technical lead. He was also a technical writer editor and expert in networking technologies. for functional specifi cations and testing procedures. MANs, WANs, Implementation, Cover Image: © Chad Baker/Photodisc/Getty Images Management, Visit our Web site at www.wiley.com/compbooks Networking / General James Edwards and Maintenance $60.00 US $72.00 CAN Richard Bramante NETWORKING S E L F - T E A C H I N G G U I D E Edwards ffirs.tex V3 - 03/27/2009 10:42am Page ii Edwards ffirs.tex V3 - 03/27/2009 10:42am Page i Networking Self-Teaching Guide Edwards ffirs.tex V3 - 03/27/2009 10:42am Page ii Edwards ffirs.tex V3 - 03/27/2009 10:42am Page iii Networking Self-Teaching Guide OSI, TCP/IP, LANs, MANs, WANs, Implementation, Management, and Maintenance James Edwards Richard Bramante Wiley Publishing, Inc. Edwards ffirs.tex V3 - 03/27/2009 10:42am Page iv Networking Self-Teaching Guide Published by Wiley Publishing, Inc. 10475 Crosspoint Boulevard Indianapolis, IN 46256 www.wiley.com Copyright 2009 by Wiley Publishing, Inc., Indianapolis, Indiana Published simultaneously in Canada ISBN: 978-0-470-40238-2 Manufactured in the United States of America 10 9 8 7 6 5 4 3 2 1 No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, scanning or otherwise, except as permitted under Sections 107 or 108 of the 1976 United States Copyright Act, without either the prior written permission of the Publisher, or authorization through payment of the appropriate per-copy fee to the Copyright Clearance Center, 222 Rosewood Drive, Danvers, MA 01923, (978) 750-8400, fax (978) 646- 8600. Requests to the Publisher for permission should be addressed to the Permissions Department, John Wiley & Sons, Inc., 111 River Street, Hoboken, NJ 07030, (201) 748-6011, fax (201) 748-6008, or online at http://www.wiley.com/go/permissions. Limit of Liability/Disclaimer of Warranty: The publisher and the author make no representations or warranties with respect to the accuracy or completeness of the contents of this work and specifically disclaim all warranties, including without limitation warranties of fitness for a particular purpose. No warranty may be created or extended by sales or promotional materials. The advice and strategies contained herein may not be suitable for every situation. This work is sold with the understanding that the publisher is not engaged in rendering legal, accounting, or other professional services. If professional assistance is required, the services of a competent professional person should be sought. Neither the publisher nor the author shall be liable for damages arising herefrom. The fact that an organization or Web site is referred to in this work as a citation and/or a potential source of further information does not mean that the author or the publisher endorses the information the organization or Web site may provide or recommendations it may make. Further, readers should be aware that Internet Web sites listed in this work may have changed or disappeared between when this work was written and when it is read. Library of Congress Cataloging-in-Publication Data: Edwards, James, 1962- Networking self-teaching guide : OSI, TCP/IP, LANs, MANs, WANs, implementation, management, and maintenance / James Edwards, Richard Bramante. p. cm. Includes index. ISBN 978-0-470-40238-2 (pbk.) 1. Computer networks. 2. Computer network protocols. 3. Computer network architectures. I. Bramante, Richard, 1944- II. Title. TK5105.5.E28 2009 004.6’5 — dc22 2009004168 For general information on our other products and services please contact our Customer Care Department within the United States at (877) 762-2974, outside the United States at (317) 572-3993 or fax (317) 572-4002. Trademarks: Wiley and the Wiley logo are trademarks or registered trademarks of John Wiley & Sons, Inc. and/or its affiliates, in the United States and other countries, and may not be used without written permission. All other trademarks are the property of their respective owners. Wiley Publishing, Inc. is not associated with any product or vendor mentioned in this book. Wiley also publishes its books in a variety of electronic formats. Some content that appears in print may not be available in electronic books. Edwards ffirs.tex V3 - 03/27/2009 10:42am Page v This book is dedicated to my brother, Joel, for all that he has done for so many over the years. I sincerely hope that he will forever be able to enjoy all of the good things that life has to offer. Whether he knows it or not, he has always been a source of inspiration for me and his encouragement has kept me going whenever a challenge was thrown my way. The best brother in the world! That’s my brother, Joel. — Jim Edwards This book is dedicated to those who have supported me, not just during the writing of this book, but throughout my life. There have been many and too numerous to mention, but to all who have been there for me, I am deeply grateful. Deserving special mention are: My son, Rich; his wife, Michelle; my three grandchildren, Vanessa, Ethan, and Olivia; my parents; my siblings, Margaret, Mary, Josephine, Frank, and Salvatore; and the person who believed in me, unfailingly, even through all my blunders, my deceased wife, Barbara. — Rich Bramante Edwards ffirs.tex V3 - 03/27/2009 10:42am Page vi Edwards f01.tex V2 - 03/27/2009 10:44am Page vii About the Authors Jim Edwards has more than 10 years of experience supporting data networks as a Premium Support Engineer. He has authored four books pertaining to data networking, as well as served as a technical editor. Rich Bramante earned both a bachelor’s and master’s degree in electrical engineering from the University of Massachusetts – Lowell. He has worked in the technology industry for more than 40 years. For the past 11 years, he has worked for a major telecommunications equipment manufacturer, primarily within the VPN technology area. vii Edwards f02.tex V3 - 03/27/2009 3:50pm Page viii Credits Executive Editor Vice President and Executive Carol Long Publisher Barry Pruett Development Editor John Sleeva Associate Publisher Jim Minatel Technical Editor Don Thoreson Project Coordinator, Cover Lynsey Stanford Production Editor Angela Smith Proofreader Publication Services, Inc. Copy Editor Lunaea Weatherstone Indexer Jack Lewis Editorial Manager Mary Beth Wakefield Cover Image Chad Baker/Photodisc/Getty Production Manager Tim Tate Images Vice President and Executive Cover Designer Group Publisher Michael Trent Richard Swadley