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

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Chapter 13. Point-to-Point Protocol

Objectives

  • Describe the development of PPP.

  • Describe the components of PPP and how they operate.

  • Provide a summary of the basic protocol elements and operations of PPP.

Introduction

The Point-to-Point Protocol (PPP) originally emerged as an encapsulation protocol for transporting IP traffic over point-to-point links. PPP also established a standard for the assignment and management of IP addresses, asynchronous (start/stop) and bit-oriented synchronous encapsulation, network protocol multiplexing, link configuration, link quality testing, error detection, and option negotiation for such capabilities as network layer address negotiation and data-compression negotiation. PPP supports these functions by providing an ...

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