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Introduction to Networks Companion Guide (CCNAv7)
book

Introduction to Networks Companion Guide (CCNAv7)

by Cisco Networking Academy
July 2020
Beginner content levelBeginner
736 pages
20h 8m
English
Cisco Press
Content preview from Introduction to Networks Companion Guide (CCNAv7)

Chapter 15

Application Layer

Objectives

Upon completion of this chapter, you will be able to answer the following questions:

  • How do the functions of the application layer, presentation layer, and session layer work together to provide network services to end-user applications?

  • How do end-user applications operate in a peer-to-peer network?

  • How do web and email protocols operate?

  • How do DNS and DHCP operate?

  • How do file transfer protocols operate?

Key Terms

This chapter uses the following key terms. You can find the definitions in the glossary at the end of the book.

Bootstrap Protocol (BOOTP) page 510

Simple Mail Transfer Protocol (SMTP) page 510

Post Office Protocol (POP3) page 510

Internet Message Access Protocol (IMAP) page 510

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Publisher Resources

ISBN: 9780136633679