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

CCNA 1 v3.0 Module 6Ethernet Fundamentals

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

555© 2003, Cisco Systems, Inc. All rights reserved.

Introduction to Ethernet

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

IEEE Ethernet Naming Rules

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

Ethernet and the OSI Model

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

Ethernet and the OSI Model

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

Ethernet and the OSI Model

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

Ethernet and the OSI Model

111111© 2003, Cisco Systems, Inc. All rights reserved.

Ethernet and the OSI Model

121212© 2003, Cisco Systems, Inc. All rights reserved.

Naming

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

Naming

141414© 2003, Cisco Systems, Inc. All rights reserved.

Layer 2 Framing

151515© 2003, Cisco Systems, Inc. All rights reserved.

Layer 2 Framing

161616© 2003, Cisco Systems, Inc. All rights reserved.

Ethernet Frame Structures

171717© 2003, Cisco Systems, Inc. All rights reserved.

Ethernet Frame Structures

181818© 2003, Cisco Systems, Inc. All rights reserved.

Ethernet Frame Structures

191919© 2003, Cisco Systems, Inc. All rights reserved.

Ethernet Frame Fields

202020© 2003, Cisco Systems, Inc. All rights reserved.

Ethernet Frame Fields

212121© 2003, Cisco Systems, Inc. All rights reserved.

Media Access Control (MAC)

222222© 2003, Cisco Systems, Inc. All rights reserved.

MAC Rules and Collision Detection/Backoff

232323© 2003, Cisco Systems, Inc. All rights reserved.

MAC Rules and Collision Detection/Backoff

242424© 2003, Cisco Systems, Inc. All rights reserved.

Ethernet Timing

252525© 2003, Cisco Systems, Inc. All rights reserved.

Interframe Spacing and Backoff

262626© 2003, Cisco Systems, Inc. All rights reserved.

Interframe Spacing and Backoff

272727© 2003, Cisco Systems, Inc. All rights reserved.

Error Handling

282828© 2003, Cisco Systems, Inc. All rights reserved.

Types of Collisions

292929© 2003, Cisco Systems, Inc. All rights reserved.

Types of Collisions

303030© 2003, Cisco Systems, Inc. All rights reserved.

Ethernet Errors

313131© 2003, Cisco Systems, Inc. All rights reserved.

Ethernet Errors

323232© 2003, Cisco Systems, Inc. All rights reserved.

FCS Errors

333333© 2003, Cisco Systems, Inc. All rights reserved.

Ethernet Auto-Negotiation

343434© 2003, Cisco Systems, Inc. All rights reserved.

Ethernet Auto-Negotiation

353535© 2003, Cisco Systems, Inc. All rights reserved.

Transmission Priority Rank

363636© 2003, Cisco Systems, Inc. All rights reserved.

Summary