文档介绍：CCNA™:
Cisco® Certified
Network Associate
Study Guide,
5th Edition
Todd Lammle
SYBEX®
Page i Wednesday, December 8, 2004 12:55 PM
CCNA™:
Cisco® Certified
Network Associate
Study Guide
5th Edition
Todd Lammle
San Francisco • London
Page ii Wednesday, December 8, 2004 12:55 PM
Publisher: Neil Edde
Acquisitions and Developmental Editor: Heather O’Connor
Production Editor: Elizabeth Campbell
Technical Editor: Toby Skandier
Copyeditor: Suzanne Goraj
Compositor: Craig James Woods, Happenstance Type-O-Rama
Graphic Illustrator: Jeff Wilson, Happenstance Type-O-Rama
CD Coordinator: Dan Mummert
CD Technician: Kevin Ly
Proofreaders: Jim Brook, Candace English, Nancy Riddiough
Indexer: Nancy Guenther
Book Designer: Judy Fung
Cover Designer: Archer Design
Cover Photographer: Photodisc, Victor Arre
Copyright © 2005 SYBEX Inc., 1151 Marina Village Parkway, Alameda, CA 94501. World rights reserved. No
part of this publication may be stored in a retrieval system, transmitted, or reproduced in any way, including but
not limited to photocopy, photograph, ic, or other record, without the prior agreement and written per-
mission of the publisher.
First edition copyright © 1999 SYBEX Inc.
Second edition copyright © 2000 SYBEX, Inc.
Third edition copyright © 2002 SYBEX, Inc.
Fourth edition copyright © 2003 SYBEX, Inc.
Library of Congress Card Number: 2004097259
ISBN: 0-7821-4391-1
SYBEX and the SYBEX logo are either registered trademarks or trademarks of SYBEX Inc. in the United States
and/or other countries.
Screen reproductions produced with FullShot 99. FullShot 99 © 1991-1999 Inbit Incorporated. All rights reserved.
FullShot is a trademark of Inbit Incorporated.
The CD interface was created using Macromedia Director, COPYRIGHT 1994, 1997-1999 Macromedia Inc. For
more information on Macromedia and Macromedia Director, visit .
This study guide and/or material is not sponsored