Curriculum 100-105

ICND1

Interconnecting Cisco Networking Devices Part 1 Version 3.0

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Interconnecting Cisco Networking Devices Part 1100-105 Curriculum

LM20160804/BV3.0

iv 2016 Boson Software, LLC

Version 3.0

The labs referenced in this book have been printed in the Boson Lab Guide, which is included with the purchase of the curriculum. These labs can be performed with real Cisco hardware or in the Boson NetSim Network Simulator version 9 or later. To learn more about the benefits of using NetSim or to purchase the software, please visit www.boson.com/netsim.

Copyright 2016 Boson Software, LLC. All rights reserved. Boson, Boson NetSim, Boson Network Simulator, and Boson Software are trademarks or registered trademarks of Boson Software, LLC. Catalyst, Cisco, and Cisco IOS are trademarks or registered trademarks of Cisco Systems, Inc. in the United States and certain other countries. Media elements, including images and clip art, are the property of Microsoft. All other trademarks and/or registered trademarks are the property of their respective owners. Any use of a third-party trademark does not constitute a challenge to said mark. Any use of a product name or company name herein does not imply any sponsorship of, recommendation of, endorsement of, or affiliation with Boson, its licensors, licensees, partners, affiliates, and/or publishers.

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ICND1 Table of Contents

Module 1: Networking Basics ............................................................................................. 1Overview ........................................................................................................................................2Objectives ......................................................................................................................................2Network Types ...............................................................................................................................3

Personal Area Networks........................................................................................................................ 4Local Area Networks ............................................................................................................................. 5Metropolitan Area Networks .................................................................................................................. 6Wide Area Networks.............................................................................................................................. 7

Understanding WAN Technologies ................................................................................................8The Public Switched Telephone Network .............................................................................................. 9Leased Lines ........................................................................................................................................10Frame Relay .........................................................................................................................................11Asynchronous Transfer Mode ..............................................................................................................12Digital Subscriber Line .........................................................................................................................13Cable ....................................................................................................................................................14

Network Topologies .....................................................................................................................15Bus Topology ........................................................................................................................................16Ring Topology.......................................................................................................................................17Dual-Ring Topology ..............................................................................................................................18Star Topology .......................................................................................................................................19Extended Star Topology ...................................................................................................................... 20Full-Mesh Topology ..............................................................................................................................21Partial-Mesh Topology ........................................................................................................................ 22Physical vs. Logical Topologies ........................................................................................................... 23

Network Devices ..........................................................................................................................24Hubs .................................................................................................................................................... 25Bridges ................................................................................................................................................ 26Switches .............................................................................................................................................. 27Routers ................................................................................................................................................ 28Servers ................................................................................................................................................ 29Hosts ................................................................................................................................................... 30

Physical Media .............................................................................................................................31Copper Cables .................................................................................................................................... 32

Connecting UTP with RJ-45 ......................................................................................................... 33Understanding Straight-through and Crossover Cables ............................................................... 35

Fiber-Optic Cables ...............................................................................................................................37Radio Frequency..........................................................................................................................38Review Question 1 .......................................................................................................................39Review Question 2 .......................................................................................................................41

Module 2: Networking Models .......................................................................................... 43Overview ..................................................................................................................................... 44Objectives ................................................................................................................................... 44The OSI Model ............................................................................................................................45

Application Layer ................................................................................................................................. 46Presentation Layer ...............................................................................................................................47

Content in these modules is available in the full version of the curriculum. Please visit www.boson.com for more information.

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ICND1 Table of Contents

Session Layer ...................................................................................................................................... 48Transport Layer ................................................................................................................................... 49Network Layer ..................................................................................................................................... 50Data Link Layer ....................................................................................................................................51Physical Layer .................................................................................................................................... 52

Using the OSI Model to Troubleshoot Networks ..........................................................................53Understanding the Bottom Up Troubleshooting Technique ................................................................. 53Understanding the Top Down Troubleshooting Technique .................................................................. 53Understanding the Divide and Conquer Troubleshooting Technique .................................................. 54

Non-OSI Model Troubleshooting Techniques ..............................................................................55The Follow the Path Troubleshooting Technique ................................................................................ 55The Move the Problem