LPIC2+-+Linux+Professional+Institute+Certification+Study+Guide.pdf
FFIRS.indd vi 3/26/11 7:42:19 PM LPIC-2 Linux Professional Institute Certification Study Guide Roderick W Smith FFIRS.indd i 3/26/11 7:42:16 PM Senior Acquisitions Editor: Jeff Kellum Development Editor: Jennifer Leland Technical Editors: Ross Brunson and Don Corbet Production Editor: Liz Britten Copy Editor: Kim Wimpsett Editorial Manager: Pete Gaughan Production Manager: Tim Tate Vice President and Executive Group Publisher: Richard Swadley Vice President and Publisher: Neil Edde Media Project Manager 1: Laura Moss-Hollister Media Associate Producer: Doug Kuhn Media Quality Assurance: Marilyn Hummel Book Designers: Judy Fung, Bill Gibson Proofreader: WordOne, New York Indexer: Ted Laux Project Coordinator, Cover: Katie Crocker Cover Designer: Ryan Sneed Copyright © 2011 by Wiley Publishing, Inc., Indianapolis, Indiana Published simultaneously in Canada ISBN: 978-1-118-00015-1 No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, scanning or otherwise, except as permitted under Sections 107 or 108 of the 1976 United States Copyright Act, without either the prior written permission of the Publisher, or authorization through payment of the appropriate per-copy fee to the Copyright Clearance Center, 222 Rosewood Drive, Danvers, MA 01923, (978) 750-8400, fax (978) 646-8600 Requests to the Publisher for permission should be addressed to the Permissions Department, John Wiley & Sons, Inc., 111 River Street, Hoboken, NJ 07030, (201) 748-6011, fax (201) 748-6008, or online at http://www.wiley.com/go/permissions Limit of Liability/Disclaimer of Warranty: The publisher and the author make no representations or warranties with respect to the accuracy or completeness of the contents of this work and specifically disclaim all warranties, including without limitation warranties of fitness for a particular purpose No warranty may be created or extended by sales or promotional materials The advice and strategies contained herein may not be suitable for every situation This work is sold with the understanding that the publisher is not engaged in rendering legal, accounting, or other professional services If professional assistance is required, the services of a competent professional person should be sought Neither the publisher nor the author shall be liable for damages arising herefrom The fact that an organization or Web site is referred to in this work as a citation and/or a potential source of further information does not mean that the author or the publisher endorses the information the organization or Web site may provide or recommendations it may make Further, readers should be aware that Internet Web sites listed in this work may have changed or disappeared between when this work was written and when it is read For general information on our other products and services or to obtain technical support, please contact our Customer Care Department within the U.S at (877) 762-2974, outside the U.S at (317) 572-3993 or fax (317) 572-4002 Wiley also publishes its books in a variety of electronic formats Some content that appears in print may not be available in electronic books Library of Congress Cataloging-in-Publication Data Smith, Roderick W LPIC-2 : Linux Professional Institute certification study guide (exams 201 and 202) / Roderick W Smith p cm ISBN-13: 978-1-118-00015-1 (pbk.) ISBN-10: 1-118-00015-3 (pbk.) ISBN: 978-1-118-00042-4 (ebk) ISBN: 978-1-118-00044-8 (ebk) ISBN: 978-1-118-00043-1 (ebk) Electronic data processing personnel—Certification Linux—Examinations—Study guides I Title QA76.3.S4774 2011 005.4'32—dc22 2011005893 TRADEMARKS: Wiley, the Wiley logo, and the Sybex logo are trademarks or registered trademarks of John Wiley & Sons, Inc and/or its affiliates, in the United States and other countries, and may not be used without written permission All other trademarks are the property of their respective owners Wiley Publishing, Inc., is not associated with any product or vendor mentioned in this book 10 FFIRS.indd ii 3/26/11 7:42:17 PM Dear Reader, Thank you for choosing LPIC-2: Linux Professional Institute Certification Study Guide This book is part of a family of premium-quality Sybex books, all of which are written by outstanding authors who combine practical experience with a gift for teaching Sybex was founded in 1976 More than 30 years later, we’re still committed to producing consistently exceptional books With each of our titles, we’re working hard to set a new standard for the industry From the paper we print on, to the authors we work with, our goal is to bring you the best books available I hope you see all that reflected in these pages I’d be very interested to hear your comments and get your feedback on how we’re doing Feel free to let me know what you think about this or any other Sybex book by sending me an email at nedde@wiley.com If you think you’ve found a technical error in this book, please visit http://sybex.custhelp com Customer feedback is critical to our efforts at Sybex Best regards, Neil Edde Vice President and Publisher Sybex, an Imprint of Wiley FFIRS.indd iii 3/26/11 7:42:18 PM Acknowledgments Although this book bears my name as author, many other people contributed to its creation Without their help, this book wouldn’t exist, or at best would exist in a lesser form Jeff Kellum was the acquisitions editor and so helped get the book started Jennifer Leland, the development editor, and Liz Britten, the production editor, oversaw the book as it progressed through all its stages Ralph Bonnell was the technical editor, who checked the text for technical errors and omissions —but any mistakes that remain are my own Kim Wimpsett, the copy editor, helped keep the text grammatical and understandable The proofreader, Jen Larsen, and technical proofreader, Don Corbet, checked the text for typos I’d also like to thank Neil Salkind and others at Studio B, who helped connect me with Wiley to write this book FFIRS.indd iv 3/26/11 7:42:18 PM About the Author Roderick W Smith, LPIC -2, LPIC -1, CompTIA Linux+, is a Linux consultant, author, and open source programmer He is the author of over twenty books on Linux and other open source technologies, including LPIC -1 Study Guide, 2nd Edition, Linux+ Complete Study Guide, and Linux Administrator Street Smarts, all from Sybex FFIRS.indd v 3/26/11 7:42:19 PM FFIRS.indd vi 3/26/11 7:42:19 PM Contents at a Glance Introduction xix Assessment Test Part I The LPI 201 Exam (60 Weights) Chapter System Startup and Advanced System Management Chapter Linux Kernel Configuration 45 Chapter Basic Filesystem Management 89 Chapter Advanced Disk Management 143 Chapter Networking Configuration 205 Chapter DNS Server Configuration 259 Part II The LPI 202 Exam (60 Weights) Chapter Advanced Network Configuration 297 Chapter Configuring File Servers 357 Chapter Configuring Web and Email Servers 405 Chapter 10 Security 469 Chapter 11 System Troubleshooting I: Boot and Kernel Problems 511 Chapter 12 System Troubleshooting II: System Resources and the User Environment 563 About the Companion CD 609 Appendix FFIRS.indd vii xxviii 295 Glossary 615 Index 637 3/26/11 7:42:19 PM FFIRS.indd viii 3/26/11 7:42:19 PM ...FFIRS.indd vi 3/26/11 7:42:19 PM LPIC-2 Linux Professional Institute Certification Study Guide Roderick W Smith FFIRS.indd i 3/26/11 7:42:16 PM Senior Acquisitions... Library of Congress Cataloging-in-Publication Data Smith, Roderick W LPIC-2 : Linux Professional Institute certification study guide (exams 201 and 202) / Roderick W Smith p cm ISBN-13: 978-1-118-00015-1... FFIRS.indd ii 3/26/11 7:42:17 PM Dear Reader, Thank you for choosing LPIC-2: Linux Professional Institute Certification Study Guide This book is part of a family of premium-quality Sybex books, all