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Internetworking Technologies Handbook, Fourth Edition by Cisco Systems, Inc.

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Chapter 10. Frame Relay

Objectives

  • Describe the history of Frame Relay.

  • Describe how Frame Relay works.

  • Describe the primary functionality traits of Frame Relay.

  • Describe Frame Relay network implementation.

  • Describe the format of Frame Relay frames.

Introduction

Frame Relay is a high-performance WAN protocol that operates at the physical and data link layers of the OSI reference model. Frame Relay originally was designed for use across Integrated Services Digital Network (ISDN) interfaces. Today, it is used over a variety of other network interfaces as well. This chapter focuses on Frame Relay's specifications and applications in the context of WAN services.

Frame Relay is an example of a packet-switched technology. Packet-switched networks enable end ...

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