文档介绍：ptg
CCDA 640-864
Official Cert Guide
Anthony Bruno, CCIE No. 2738
Steve Jordan, CCIE No. 11293
ptg
Cisco Press
800 East 96th Street
Indianapolis, IN 46240
DA 640-864 Official Cert Guide
CCDA 640-864 Official Cert Guide
Anthony Bruno, CCIE No. 2738
Steve Jordan, CCIE No. 11293
Copyright © 2011 Pearson Education, Inc.
Published by:
Cisco Press
800 East 96th Street
Indianapolis, IN 46240 USA
All rights reserved. No part of this book may be reproduced or transmitted in any form or by any means,
electronic or mechanical, including photocopying, recording, or by any information storage and retrieval
system, without written permission from the publisher, except for the inclusion of brief quotations in a
review.
First Printing May 2011
Library of Congress Cataloging-in-Publication data is on file.
ISBN-10: 1-58714-257-0
ISBN-13: 978-1-58714-257-4
Warning and Disclaimer
This book is designed to provide information about DA exam. Every effort has been made to make
this book plete and accurate as possible, but no warranty or fitness is implied. ptg
The information is provided on an “as is” basis. The authors, Cisco Press, and Cisco Systems, Inc. shall have
neither liability nor responsibility to any person or entity with respect to any loss or damages arising from
the information contained in this book or from the use of the discs or programs that may pany it.
The opinions expressed in this book belong to the authors and are not necessarily those of Cisco Systems, Inc.
iii
Feedback Information
At Cisco Press, our goal is to create in-depth technical books of the highest quality and value. Each book
is crafted with care and precision, undergoing rigorous development that involves the unique expertise of
members of the professional munity.
Reader feedback is a natural continuation of this process. If you have ments on how we could
improve the quality of this book, or otherwise alter it to better suit your needs, y