Chapter 12. Point-to-Point WANs

This chapter covers the following subjects:

  • PPP Concepts: This section examines PPP concepts, including control protocols and PAP/CHAP.

  • PPP Configuration: This section looks at how to configure a simple PPP serial link, as well as how to configure CHAP.

  • Troubleshooting Serial Links: This section examines the overall serial link troubleshooting process, including typical reasons why an interface has a particular status code.

This chapter is the first of four chapters in Part IV of this book. This part focuses on WAN technologies. This chapter completes the examination of point-to-point links by examining more details about how PPP works, along with a wide variety of troubleshooting topics related to point-to-point leased ...

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