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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444 © 2003, Cisco Systems, Inc. All rights reserved. Objectives Ethernet Switching Collision Domains and Broadcast Domains

555 © 2003, Cisco Systems, Inc. All rights reserved. Layer 2 Bridging

666 © 2003, Cisco Systems, Inc. All rights reserved. Bridges

777 © 2003, Cisco Systems, Inc. All rights reserved. Switch Operation

888 © 2003, Cisco Systems, Inc. All rights reserved. Full Duplex

999 © 2003, Cisco Systems, Inc. All rights reserved. Network Latency

10 © 2003, Cisco Systems, Inc. All rights reserved. Switch Modes

11 © 2003, Cisco Systems, Inc. All rights reserved. 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.

12 © 2003, Cisco Systems, Inc. All rights reserved. Spanning-Tree Operation

13 © 2003, Cisco Systems, Inc. All rights reserved. STP States

14 © 2003, Cisco Systems, Inc. All rights reserved. Types of Networks

15 © 2003, Cisco Systems, Inc. All rights reserved. Collisions in Collision Domain

16 © 2003, Cisco Systems, Inc. All rights reserved. Layer 1 Devices Extend Collision Domains

17 © 2003, Cisco Systems, Inc. All rights reserved. Broadcasts in a Bridged Environment

18 © 2003, Cisco Systems, Inc. All rights reserved. Broadcast Domain Segmentation

19 © 2003, Cisco Systems, Inc. All rights reserved. Data Flow Through a Network

20 © 2003, Cisco Systems, Inc. All rights reserved. What is a Network Segment?