Network+: OSI Reference Model and the Physical Layer covers the following topics:

	OSI Reference Model
	Application Layer
	Presentation Layer
	Session Layer
	Transport Layer
	Network Layer
	Data Link Layer
	Physical Layer
	Other Data Communications Models
	Network Card Installation
	Network Card Diagnostics
	Resolving Resource Conflicts
	Network Card Troubleshooting
	Hubs, Repeaters and Multistation Access Units
	Media Attachment Units and Transceivers

This course has the following features:

	Exercises that allow users to practice the skills needed to pass the CompTIA Network+ exam
	A file containing the text of the exercises
	Activities that allow users to apply concepts in an interactive questioning environment
	A glossary
	A Skill Assessment

	Network+: Topology and Operating Systems (NETP01)
	Network+: Network Media and Elements (NETP02)

Network+: Data Link Layer (NETP04)

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