CompTIA Network+ Review Guide

501 Pages·2018·14.519 MB·English

by  Craig Zacker, Todd Lammle, Jon Buhagiar, Craig Zacker, Jon Buhagiar, Todd Lammle

CompTIA®
Network+®
Review Guide
Exam N10-007
Fourth Edition

CompTIA®
Network+®
Review Guide
Exam N10-007
Fourth Edition
Jon Buhagiar
Senior Acquisitions Editor: Kenyon Brown
Development Editor: David Clark
Technical Editor: Wynn D. Smith, Brent Hamilton
Copy Editor: Elizabeth Welch
Editorial Manager: Pete Gaughan
Production Manager: Kathleen Wisor
Executive Editor: Jim Minatel
Proofreader: Kim Wimpsett
Indexer: John Sleeva
Project Coordinator, Cover: Brent Savage
Cover Designer: Wiley
Cover Image: ©Getty Images, Inc./Jeremy Woodhouse
Copyright © 2018 by John Wiley & Sons, Inc., Indianapolis, Indiana
Published simultaneously in Canada
ISBN: 978-1-119-43214-2
ISBN: 978-1-119-43231-9 (ebk.)
ISBN: 978-1-119-43230-2 (ebk.)
Manufactured in the United States of America
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 permit-
ted 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, [phone], 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, [phone], fax [phone], or online
at http://www.wiley.com/go/permissions.
Limit of Liability/Disclaimer of Warranty: The publisher and the author make no representations or war-
ranties 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 [phone], outside the U.S. at [phone] or
fax [phone].
Wiley publishes in a variety of print and electronic formats and by print-on-demand. Some material
included with standard print versions of this book may not be included in e-books or in print-on-demand.
If this book refers to media such as a CD or DVD that is not included in the version you purchased, you
may download this material at http://booksupport.wiley.com. For more information about Wiley prod-
ucts, visit www.wiley.com.
Library of Congress Control Number: 2018933559
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. CompTIA and Network+ are registered trademarks of CompTIA Properties,
LLC. All other trademarks are the property of their respective owners. John Wiley & Sons, Inc. is not
associated with any product or vendor mentioned in this book.
10 9 8 7 6 5 4 3 2 1
I dedicate this book to my wife Teresa and my son Joseph. I love you both.
—JAB

Acknowledgments
I’d like to thank the many people who made this book possible. Thanks to: Kenyon Brown
at Wiley Publishing, for giving me the opportunity to write this book. David Clark, for
working with me as the developmental editor and making the entire process seamless. Wynn
D. Smith and Brent Hamilton, working as the technical editors on this book to ensure I
didn’t miss any details. Liz Welch, for her many edits that helped make this book a polished
product. And the many other people I’ve never met who worked behind the scenes to make
this book a success.

About the Author
Jon Buhagiar, BS/ITM, MCSE, CCNA is an information technology professional with two
decades of experience in higher education and the private sector.
Jon currently serves as Supervisor of Network Operations at Pittsburgh Technical
College. In this role, he manages datacenter and network infrastructure operations and
IT operations and is involved in strategic planning of IT projects supporting the quality of
education at the college. He also serves as an adjunct instructor in the college’s School of
Information Technology department, where he teaches certification courses for Microsoft
and Cisco certifications. Jon has taught as an instructor for 18 years with several colleges in
the Pittsburgh area, since the introduction of the Windows NT MCSE in 1998.
Jon earned his BS in Information Technology Management from Western Governors
University. He also achieved an Associates in Business Management from Pittsburgh
Technical College. He has recently earned his Windows Server 2012 R2 MCSE as well as
Cisco CCNA Routing & Switching certification. Other certifications include CompTIA
Network+, A+, and Project+.
In addition to his professional and teaching roles, he has authored CCNA Routing and
Switching Practice Tests: Exam 100-105, Exam 200-105, and Exam 200-125 (Sybex,
2016). He has also served as the technical editor for the second edition of the CompTIA
Cloud+ Study Guide (Sybex, 2016), CCNA Security Study Guide: Exam 210-260
(Sybex, 2018), and CCNA Cloud Complete Study Guide: Exam 210-451 and Exam 210-455
(Sybex, 2018). He has spoken at several conferences about spam and email systems. He is
an active radio electronics hobbyist and has held a ham radio license for the past 16 years
(KB3KGS). He experiments with electronics and has a strong focus on the Internet of
Things (IoT).