1 © 2003, Cisco Systems, Inc. All rights reserved. CCNA 1 v3.0 Module 8 Ethernet Switching

1© 2003, Cisco Systems, Inc. All rights reserved.

CCNA 1 v3.0 Module 8 Ethernet Switching

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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• Contact your parent academy!

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Objectives

• Ethernet Switching

• Collision Domains and Broadcast Domains

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Layer 2 Bridging

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Bridges

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Switch Operation

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Full Duplex

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Network Latency

101010© 2003, Cisco Systems, Inc. All rights reserved.

Switch Modes

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Switch Modes

• Store and Forward - A switch receives the entire frame before sending it out the destination port.

• Cut-Through - A switch starts to transfer the frame as soon as the destination MAC address is received.

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Spanning-Tree Operation

131313© 2003, Cisco Systems, Inc. All rights reserved.

STP States

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Types of Networks

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Collisions in Collision Domain

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Layer 1 Devices Extend Collision Domains

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Broadcasts in a Bridged Environment

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Broadcast Domain Segmentation

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Data Flow Through a Network

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What is a Network Segment?