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CCNA Data Center DCICN 200-150 Official Cert Guide by Ozden Karakok, Cesar Obediente, Chad Hintz

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Chapter 2. The TCP/IP and OSI Networking Models

This chapter covers the following exam topics:

2.0. Basic data center networking concepts

2.1. Compare and contrast the OSI and the TCP/IP models

This chapter begins Part I, “Networking Fundamentals,” which focuses on the basics of networking. Because networks require all the devices to follow the rules, this part starts with a discussion of networking models, which gives you a big-picture view of the networking rules.

You can think of a networking model as you think of a set of architectural plans for building a house. A lot of different people work on building your house, such as framers, electricians, bricklayers, painters, and so on. The blueprint helps ensure that all the different pieces of ...

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