Chapter 1
Networking Models, Ports, Protocols, and Services
This chapter covers the following official Network+ objectives:
1.1 Explain concepts related to the Open Systems Interconnection (OSI) reference model.- 1.4 Explain common networking ports, protocols, services, and traffic types.
This chapter covers CompTIA Network+ objectives 1.1, and 1.4. For more information on the official Network+ exam topics, see the “About the Network+ Exam” section in the Introduction.
One of the most important networking concepts to understand is the Open ...
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