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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.
333© 2003, Cisco Systems, Inc. All rights reserved.
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!
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
101010© 2003, Cisco Systems, Inc. All rights reserved.
Switch Modes
111111© 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.
121212© 2003, Cisco Systems, Inc. All rights reserved.
Spanning-Tree Operation
131313© 2003, Cisco Systems, Inc. All rights reserved.
STP States
141414© 2003, Cisco Systems, Inc. All rights reserved.
Types of Networks
151515© 2003, Cisco Systems, Inc. All rights reserved.
Collisions in Collision Domain
161616© 2003, Cisco Systems, Inc. All rights reserved.
Layer 1 Devices Extend Collision Domains
171717© 2003, Cisco Systems, Inc. All rights reserved.
Broadcasts in a Bridged Environment
181818© 2003, Cisco Systems, Inc. All rights reserved.
Broadcast Domain Segmentation
191919© 2003, Cisco Systems, Inc. All rights reserved.
Data Flow Through a Network
202020© 2003, Cisco Systems, Inc. All rights reserved.
What is a Network Segment?
