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CCNP Security
SECURE 642-637
Official Cert Guide
Sean Wilkins
Franklin H. Smith III
ptg
Cisco Press
800 East 96th Street
Indianapolis, IN 46240
NP Security SECURE 642-637 Official Cert Guide
CCNP Security SECURE 642-637
Official Cert Guide
Sean Wilkins, Franklin H. Smith III
Copyright© 2011 Cisco Systems, 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.
Printed in the United States of America
First Printing June 2011
The Library of Congress Cataloging-in-Publication Data is on file.
ISBN-13: 978-1-58714-280-2
ISBN-10: 1-58714-280-5
Warning and Disclaimer ptg
This book is designed to provide information for the NP Security 642-637 SECURE exam.
Every effort has been made to make this book plete and as accurate as possible, but no warranty or
fitness is implied.
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 author and are not necessarily those of Cisco Systems, Inc.
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