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2

Networking Models: OSI and TCP/IP

 

CERTIFICATION OBJECTIVES

 

  2.01   The OSI Reference Model

  2.02   The TCP/IP Model

  2.03   Common OSI Layer Functions and Protocols

    image    Two-Minute Drill

 Q&A   Self Test

In just about every aspect of modern industrial life, standards are developed to simplify manufacturing, support, and replacement. Imagine, for example, how difficult it would be to replace a missing bolt on your vehicle if the sizes weren’t standardized, or attempt to fix a plumbing problem in your home if every house used different-sized ...

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