Chapter 5

Communication Principles


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

  • What are network communication protocols?

  • What are network communication standards?

  • What is the difference between the OSI and TCP/IP models?

Key Terms

This chapter uses the following key terms. You can find the definitions in the Glossary.

International Organization for Standardization (ISO)

Internet Engineering Task Force (IETF)

Open Systems Interconnection (OSI)


protocol suite

reference model

Request for Comments (RFC)

Introduction (5.0)

The next day at the hospital, Kishori has a new patient, Srinivas, who has just been admitted to a room. He is from Narayanpet and speaks Telugu. Kishori speaks ...

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