CCNA 1 v 3 1 Module 2 Networking

CCNA 1 v 3. 1 Module 2 Networking Fundamentals © 2004, Cisco Systems, Inc. All rights reserved. 1

Purpose of This Power. Point • This Power. Point primarily consists of the Target Indicators (TIs) of this module in CCNA version 3. 1. • It was created to give instructors a Power. Point to take and modify as their own. • This Power. Point is: NOT a study guide for the module final assessment. NOT a study guide for the CCNA certification exam. • Please report any mistakes you find in this Power. Point by using the Academy Connection Help link. © 2004, Cisco Systems, Inc. All rights reserved. 2

To Locate Instructional Resource Materials on Academy Connection: • Go to the Community FTP Center to locate materials created by the instructor community • Go to the Tools section • Go to the Alpha Preview section • Go to the Community link under Resources • See the resources available on the Class home page for classes you are offering • Search http: //www. cisco. com • Contact your parent academy! © 2004, Cisco Systems, Inc. All rights reserved. 3

Objectives © 2004, Cisco Systems, Inc. All rights reserved. 4

Data Networks © 2004, Cisco Systems, Inc. All rights reserved. 5

Network History © 2004, Cisco Systems, Inc. All rights reserved. 6

Network History continued © 2004, Cisco Systems, Inc. All rights reserved. 7

Networking Devices © 2004, Cisco Systems, Inc. All rights reserved. 8

Network Topology © 2004, Cisco Systems, Inc. All rights reserved. 9

Network Protocols © 2004, Cisco Systems, Inc. All rights reserved. 10

Local-area Networks (LANs) © 2004, Cisco Systems, Inc. All rights reserved. 11

Wide-area Networks (WANs) © 2004, Cisco Systems, Inc. All rights reserved. 12

Metropolitan-Area Network (MANs) © 2004, Cisco Systems, Inc. All rights reserved. 13

Storage-Area Networks (SANS) © 2004, Cisco Systems, Inc. All rights reserved. 14

Virtual Private Networks (VPNs) © 2004, Cisco Systems, Inc. All rights reserved. 15

Benefits of VPNs © 2004, Cisco Systems, Inc. All rights reserved. 16

Intranet and Extranet VPN © 2004, Cisco Systems, Inc. All rights reserved. 17

Importance of Bandwidth © 2004, Cisco Systems, Inc. All rights reserved. 18

Bandwidth Pipe Analogy © 2004, Cisco Systems, Inc. All rights reserved. 19

Bandwidth Highway Analogy © 2004, Cisco Systems, Inc. All rights reserved. 20

Bandwidth Measurements © 2004, Cisco Systems, Inc. All rights reserved. 21

Bandwidth Limitations © 2004, Cisco Systems, Inc. All rights reserved. 22

Bandwidth Throughput © 2004, Cisco Systems, Inc. All rights reserved. 23

Digital Transfer Calculation © 2004, Cisco Systems, Inc. All rights reserved. 24

Digital versus Analog © 2004, Cisco Systems, Inc. All rights reserved. 25

Using Layers to Analyze Problems © 2004, Cisco Systems, Inc. All rights reserved. 26

Using Layers to Describe Data Communication © 2004, Cisco Systems, Inc. All rights reserved. 27

OSI Model © 2004, Cisco Systems, Inc. All rights reserved. 28

OSI Layers © 2004, Cisco Systems, Inc. All rights reserved. 29

OSI Layers • Provides connectivity and path selection between two host • Provides Logical address • No error correction, best effort delivery. © 2004, Cisco Systems, Inc. All rights reserved. 30

OSI Layers © 2004, Cisco Systems, Inc. All rights reserved. 31

OSI Layers © 2004, Cisco Systems, Inc. All rights reserved. 32

OSI Layers © 2004, Cisco Systems, Inc. All rights reserved. 33

OSI Layers © 2004, Cisco Systems, Inc. All rights reserved. 34

OSI Layers © 2004, Cisco Systems, Inc. All rights reserved. 35

Peer-to-Peer Communication © 2004, Cisco Systems, Inc. All rights reserved. 36

TCP/IP Model © 2004, Cisco Systems, Inc. All rights reserved. 37

Encapsulation © 2004, Cisco Systems, Inc. All rights reserved. 38

Names for Data at Each Layer © 2004, Cisco Systems, Inc. All rights reserved. 39

Summary © 2004, Cisco Systems, Inc. All rights reserved. 40