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CCSP complete study guide (exams 642 501,642 511,642 521,642 531,642 541) sybex 2005

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CCSP Complete Study Guide (642-501, 642-511, 642-521, 642-531, 642-541) ® CCSP Complete Study Guide (642-501, 642-511, 642-521, 642-531, 642-541) Wade Edwards, CCIE Todd Lammle Tom Lancaster, CCIE Justin Menga Eric Quinn Jason Rohm, CCIE Carl Timm, CCIE Bryant Tow San Francisco • London Publisher: Neil Edde Acquisitions Editor: Heather O’Connor Developmental Editor: Jeff Kellum Production Editor: Lori Newman Technical Editor: Dan Aguilera Copy Editor: Tiffany Taylor Compositor: Laurie Stewart, Happenstance Type-O-Rama Graphic Illustrator: Jeffrey Wilson, Happenstance Type-O-Rama CD Coordinator: Dan Mummert CD Technician: Kevin Ly Proofreaders: Jim Brook, Candace English, Jennifer Larsen, Nancy Riddiough Indexer: Ted Laux Book Designer: Bill Gibson, Judy Fung Cover Designer: Archer Design Cover Illustrator/Photographer: Photodisc and Victor Arre Copyright © 2005 SYBEX Inc., 1151 Marina Village Parkway, Alameda, CA 94501 World rights reserved The author(s) created reusable code in this publication expressly for reuse by readers Sybex grants readers limited permission to reuse the code found in this publication or its accompanying CD-ROM so long as the author(s) are attributed in any application containing the reusable code and the code itself is never distributed, posted online by electronic transmission, sold, or commercially exploited as a stand-alone product Aside from this specific exception concerning reusable code, 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, magnetic, or other record, without the prior agreement and written permission of the publisher Portions of this book were published under the titles: CCSP Securing Cisco IOS Networks Study Guide © 2003 SYBEX Inc., CCSP Secure PIX and Secure VPN Study Guide © 2004 SYBEX Inc., and CCSP Secure Intrusion Detection and SAFE Implementation © 2004 SYBEX Inc Library of Congress Card Number: 2005920776 ISBN: 0-7821-4422-5 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 http://www.macromedia.com This study guide and/or material is not sponsored by, endorsed by or affiliated with Cisco Systems, Inc Cisco ®, Cisco Systems ®, CCDA TM, CCNATM, CCDPTM, CCSPTM, CCIPTM, BSCITM, CCNP TM, CCIE TM, CCSITM, the Cisco Systems logo, and the CCIE logo are trademarks or registered trademarks of Cisco Systems, Inc in the United States and certain other countries All other trademarks are trademarks of their respective owners TRADEMARKS: SYBEX has attempted throughout this book to distinguish proprietary trademarks from descriptive terms by following the capitalization style used by the manufacturer The author and publisher have made their best efforts to prepare this book, and the content is based upon final release software whenever possible Portions of the manuscript may be based upon pre-release versions supplied by software manufacturer(s) The author and the publisher make no representation or warranties of any kind with regard to the completeness or accuracy of the contents herein and accept no liability of any kind including but not limited to performance, merchantability, fitness for any particular purpose, or any losses or damages of any kind caused or alleged to be caused directly or indirectly from this book Manufactured in the United States of America 10 To Our Valued Readers: Thank you for looking to Sybex for your CCSP exam prep needs Cisco developed the CCSP certification to validate expertise in designing and implementing secure Cisco internetworking solutions, and it is currently one of the most highly sought after IT certifications Just as Cisco is committed to establishing measurable standards for certifying those professionals who work in the field of internetworking, Sybex is committed to providing those professionals with the information they need to excel We at Sybex are proud of our reputation for providing certification candidates with the practical knowledge and skills needed to succeed in the highly competitive IT marketplace This five-in-one CCSP Complete Study Guide reflects our commitment to provide CCSP candidates with the most up-to-date, accurate, and economical instructional material on the market The authors and the editors have worked hard to ensure that the book you hold in your hands is comprehensive, in-depth, and pedagogically sound We’re confident that this book will exceed the demanding standards of the certification marketplace and help you, the CCSP certification candidate, succeed in your endeavors As always, your feedback is important to us If you believe you’ve identified an error in the book, please send a detailed e-mail to support@sybex.com And if you have general comments or suggestions, feel free to drop me a line directly at nedde@sybex.com At Sybex we’re continually striving to meet the needs of individuals preparing for certification exams Good luck in pursuit of your CCSP certification! Neil Edde Publisher—Certification Sybex, Inc Software License Agreement: Terms and Conditions The media and/or any online materials accompanying this book that are available now or in the future contain programs and/or text files (the “Software”) to be used in connection with the book SYBEX hereby grants to you a license to use the Software, subject to the terms that follow Your purchase, acceptance, or use of the Software will constitute your acceptance of such terms The Software compilation is the property of SYBEX unless otherwise indicated and is protected by copyright to SYBEX or other copyright owner(s) as indicated in the media files (the “Owner(s)”) You are hereby granted a single-user license to use the Software for your personal, noncommercial use only You may not reproduce, sell, distribute, publish, circulate, or commercially exploit the Software, or any portion thereof, without the written consent of SYBEX and the specific copyright owner(s) of any component software 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continue using it, you are expected to register it Individual programs differ on details of trial periods, registration, and payment Please observe the requirements stated in appropriate files Reusable Code in This Book Copy Protection The Software in whole or in part may or may not be copy-protected or encrypted However, in all cases, reselling or redistributing these files without authorization is expressly forbidden except as specifically provided for by the Owner(s) therein Acknowledgments We would like to thank Neil Edde, Heather O’Connor, and Jeff Kellum for giving us the opportunity to update this Study Guide We would also like to take a moment to thank everyone else involved in the creation of this book, including Production Editor Lori Newman, Technical Editor Dan Aguilera, Copy Editor Tiffany Taylor, Proofreaders Jim Brook, Candace English, Jennifer Larsen, and Nancy Riddiough, and the CD Team of Dan Mummert and Kevin Ly Without the help of this wonderful team this book would have never made it to a bookshelf Contents at a Glance Introduction xxvii Securing Cisco IOS Networks Assessment Test Cisco Secure PIX Firewall Advanced Assessment Test Cisco Secure Virtual Private Networks Assessment Test Cisco Secure Intrusion Detection Systems Assessment Test Cisco SAFE Implementation Assessment Test lii lxiii lxviii lxxi lxxvii Part I Securing Cisco IOS Networks (SECUR) Chapter Introduction to Network Security Chapter Introduction to AAA Security 23 Chapter Configuring Cisco Secure ACS and TACACS+ 51 Chapter Cisco Perimeter Router Problems and Solutions 83 Chapter Context-Based Access Control Configuration 101 Chapter Cisco IOS Firewall Authentication and Intrusion Detection 121 Chapter Understanding Cisco IOS IPSec Support 149 Chapter Cisco IOS IPSec Pre-shared Keys and Certificate Authority Support 167 Chapter Cisco IOS Remote Access Using Cisco Easy VPN 209 Part II Cisco Secure PIX Firewall Advanced Chapter 10 PIX Firewall Basics 221 Chapter 11 PIX Firewall Configuration 257 Chapter 12 ACLs, Filtering, Object Grouping, and AAA 307 Chapter 13 Advanced Protocol Handling, Attack Guards, and Intrusion Detection 341 Chapter 14 Firewall Failover and PDM 371 Chapter 15 VPNs and the PIX Firewall 405 219 Contents at a Glance ix Part III Cisco Secure Virtual Private Networks Chapter 16 Introduction to Virtual Private Networks 465 Chapter 17 Introduction to Cisco VPN Devices 493 Chapter 18 Configuring the VPN Concentrator 533 Chapter 19 Managing the VPN Concentrator 597 Part IV Cisco Secure Intrusion Detection Systems Chapter 20 Introduction to Intrusion Detection and Protection 629 Chapter 21 Installing Cisco Secure IDS Sensors and IDSMs 683 Chapter 22 Configuring the Network to Support Cisco Secure IDS Sensors 735 Configuring Cisco Secure IDS Sensors Using the IDS Device Manager 783 Chapter 24 Configuring Signatures and Using the IDS Event Viewer 865 Chapter 25 Enterprise Cisco Secure IDS Management 941 Chapter 26 Enterprise Cisco Secure IDS Monitoring Part V Cisco SAFE Implementation Chapter 27 Security Fundamentals 1067 Chapter 28 The Cisco Security Portfolio 1093 Chapter 29 SAFE Small and Medium Network Designs 1111 Chapter 30 SAFE Remote Access Network Design 1141 Chapter 23 Index 463 627 1017 1065 1161 Contents Introduction xxvii Securing Cisco IOS Networks Assessment Test Cisco Secure PIX Firewall Advanced Assessment Test Cisco Secure Virtual Private Networks Assessment Test Cisco Secure Intrusion Detection Systems Assessment Test Cisco SAFE Implementation Assessment Test Part I Chapter lii lxiii lxviii lxxi lxxvii Securing Cisco IOS Networks (SECUR) Introduction to Network Security Types of Network Security Threats Types of Security Weaknesses Technology Weaknesses Configuration Weaknesses Policy Weaknesses Types of Network Attacks Eavesdropping Denial-of-Service Attacks Unauthorized Access WareZ Masquerade Attack (IP Spoofing) Session Hijacking or Replaying Rerouting Attacks Repudiation Smurfing Attacks Password Attacks Man-in-the-Middle Attacks Application-Layer Attacks Trojan Horse Programs, Viruses, and Worms HTML Attacks The Corporate Security Policy Summary Exam Essentials 6 10 12 14 15 16 16 16 17 17 17 18 18 18 19 19 19 20 21 ... ® CCSP Complete Study Guide (642- 501, 642- 511, 642- 521, 642- 531, 642- 541) Wade Edwards, CCIE Todd Lammle Tom Lancaster, CCIE Justin... were published under the titles: CCSP Securing Cisco IOS Networks Study Guide © 2003 SYBEX Inc., CCSP Secure PIX and Secure VPN Study Guide © 2004 SYBEX Inc., and CCSP Secure Intrusion Detection... Network Associate Study Guide, 5th ed (Sybex, 2005) , which covers all the exam objectives In addition, the CCNA: Cisco Certified Network Associate Study Guide, Deluxe Edition (Sybex 2005) also contains

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