tailieunhanh - Exam CCNA - The smart way to study

Eric Stewart is a self-employed network security contractor who finds his home in Ottawa, Canada. Trained as a computer engineer at the Royal Military College, and later in computer science and economics at Carleton University, Eric has over 20 years of experience in the information technology field—the last 12 years focusing primarily on Cisco Systems routers, switches, VPN concentrators, and security appliances. He likes to divide his time evenly between his two great loves in the field: teaching and doing!. | EXAM CRAM The Smart Way to study - HNS Exam 640-553 CCNA Security CD Features Multiple Practice Exams Eric Stewart EXAMựCRAM CCNA Security Eric L. Stewart CCNA Security Exam Cram Copyright 2009 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-13 978-0-7897-3800-4 ISBN-10 0-7897-3800-7 Library of Congress Cataloging-in-Publication Data Stewart Eric L. CCNA security exam cram Eric L. Stewart. p. cm. Includes bibliographical references and index. ISBN-13 978-0-7897-3800-4 pbk. w cd ISBN-10 0-7897-3800-7 pbk. w cd 1. Computer networks--Security measures--Examinations--Study guides. 2. Cisco Systems Inc. I. Title. 2009 2008038852 Printed in the United States of America First Printing October 2008 Trademarks All terms mentioned in this book that are known to be trademarks or service marks have been appropriately capitalized. Que Publishing cannot attest to the accuracy of this information. Use of a term in this book should not be regarded as affecting the validity of any trademark or service mark. Cisco Cisco Systems and CCNA are registered trademarks of Cisco Systems Inc. or its affiliates in the . and certain other countries. All other trademarks mentioned in this book are the property of their respective owners. Warning and Disclaimer Every effort has been made to make this book as complete and as accurate as possible but no warranty or fitness is implied. The information provided is on an as is .