(2010) [.Cisco Press.] CCNA Exploration Course Booklet, LAN Switching and Wireless v4.0.pdf

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Course Booklet
CCNA Exploration
LAN Switching and Wireless
Version 4.0
ciscopress.com
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CCNA Exploration Course Booklet: LAN Switching and Wireless, Version 4.0
Publisher
Paul Boger
Associate Publisher
Dave Dusthimer
Cisco Representative
Erik Ullanderson
Cisco Press
Program Manager
Anand Sundaram
Executive Editor
Mary Beth Ray
Managing Editor
Patrick Kanouse
Project Editor
Bethany Wall
Editorial Assistant
Vanessa Evans
Cover Designer
Louisa Adair
Composition
Mark Shirar
CCNA Exploration Course Booklet
LAN Switching and Wireless,
Version 4.0
Cisco Networking Academy
Copyright© 2010 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 September 2009
Library of Congress Cataloging-in-Publication Data is available upon request
ISBN-13: 978-1-58713-254-4
ISBN-10: 1-58713-254-0
Warning and Disclaimer
This book is designed to provide information about LAN switching and wireless.
Every effort has been made to make this book as complete and as accurate as possi-
ble, 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 accompany it.
The opinions expressed in this book belong to the author and are not necessarily
those of Cisco Systems, Inc.
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CCNA Exploration Course Booklet: LAN Switching and Wireless, Version 4.0
Contents at a Glance
Introduction
Chapter 1
Chapter 2
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Chapter 7
Glossary
LAN Design
1
5
29
Basic Switch Concepts and Configuration
VLANs
VTP
STP
71
95
113
147
Inter-VLAN Routing
Basic Wireless Concepts and Configuration
191
165
v
Contents
Introduction
Chapter 1
LAN Design
1
5
5
5
Chapter Introduction
1.1 Switched LAN Architecture
1.1.1 The Hierarchical Network Model 5
1.1.2 Principles of Hierarchical Network Design 8
1.1.3 What is a Converged Network? 9
1.2 Matching Switches to Specific LAN Functions
11
1.2.1 Considerations for Hierarchical Network Switches 11
1.2.2 Switch Features 14
1.2.3 Switch Features in a Hierarchical Network 17
1.2.4 Switches for Small and Medium Sized Business (SMB)
1.3 Chapter Labs
24
20
1.3.1 Review of Concepts from Exploration 1
1.3.3 Troubleshooting a Small Network
Chapter Summary
Chapter Quiz
26
26
24
1.3.2 Review of Concepts from Exploration 1 - Challenge 24
24
Chapter 2
Basic Switch Concepts and Configuration
Chapter Introduction 29
2.1 Introduction to Ethernet/802.3 LANs
29
29
2.1.1 Key Elements of Ethernet/802.3 Networks 29
2.1.2 Design Considerations for Ethernet/802.3 Networks
2.1.3 LAN Design Considerations
37
38
34
2.2 Forwarding Frames using a Switch
2.2.1 Switch Forwarding Methods 38
2.2.2 Symmetric and Asymmetric Switching 39
2.2.3 Memory Buffering 40
2.2.4 Layer 2 and Layer 3 Switching 40
2.3 Switch Management Configuration
41
2.3.1 Navigating Command-Line Interface Modes 41
2.3.2 Using the Help Facility 43
2.3.3 Accessing the Command History 43
2.3.4 The Switch Boot Sequence 44
2.3.5 Prepare to Configure the Switch 45
2.3.6 Basic Switch Configuration 45
2.3.7 Verifying Switch Configuration 48
2.3.8 Basic Switch Management 49

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