CCNA 3 v3.0 Module 1 Introduction to Classless Routing

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CCNA 3 v3.0 Module 1 Introduction to Classless

Routing

222© 2003, Cisco Systems, Inc. All rights reserved.

Purpose of This PowerPoint

• This PowerPoint primarily consists of the Target Indicators (TIs) of this module in CCNA version 3.0.

• It was created to give instructors a PowerPoint to take and modify as their own.

• This PowerPoint 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 PowerPoint by using the Academy Connection Help link.

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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!

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Objectives

• VLSM

• RIP version 2

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What Is VLSM and Why Is It Used?

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A Waste of Space

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When to Use VLSM?

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Calculating Subnets with VLSM

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A Working VLSM Example

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Route Aggregation

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Route Summarization

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Configuring VLSM

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RIP History

• RIPv1 has the following limitations:

It does not send subnet mask information in its updates.

It sends updates as broadcasts on 255.255.255.255.

It does not support authentication.

It is not able to support VLSM or classless interdomain routing (CIDR).

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RIPv2 Features

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Comparing RIPv1 and RIPv2

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Configuring RIPv2

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Verifying the RIP Configuration

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Displaying the IP Routing Table

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Troubleshooting RIPv2

The debug ip rip Command

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Troubleshooting RIPv2

The debug ip rip Outputs and Meanings

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Configuring Default Route