Network Protocol Fundamentals

This course provides a simple and conceptual introduction to the fundamentals of IT network protocols.
Rating: 4.4 out of 5 (912 ratings)
24,908 students
English [Auto]
The absolute basics of network protocols
The OSI (Open Systems Interconnection) model
A strong foundational knowledge of how computers communicate


  • No prerequisites or requirements, you can get started now
  • A desire to learn the basics of network protocols
  • No physical networking hardware or software required


This course is for the absolute beginner. Have you ever wanted to know, in very simple terms, the answers to the following questions: 

  • What are network protocols?

  • How do computers communicate with each other?

  • What is the OSI model? 

  • Why are protocols important in IT networking? 

If you answered yes, then this course is for you. Our goal with this course is to provide a simple, conceptual introduction to the fundamentals of IT networking and its protocols. There are no technical explanations or definitions to memorize - this course is visual, and strictly conceptual. When you are done with this course, you will have the foundation to move forward onto more advanced networking courses. And by having the frame-of-reference understanding from this course, you will be more prepared to tackle the more complex technical concepts and terminology.

Who this course is for:

  • The Network Protocol Fundamentals course is for the absolute beginner
  • You want to build a basic foundation for a career in IT networking
  • You want a high-level understanding of different computer networking protocols

Course content

6 sections22 lectures2h 34m total length
  • Course Overview
  • About the Instructor
  • Free Linux Academy Community Account (required for bonus labs and flashcards)


Instructor at Linux Academy
Linux Academy
  • 4.5 Instructor Rating
  • 106,895 Reviews
  • 713,535 Students
  • 20 Courses

Linux Academy was founded on the belief that providing high-quality, in-depth training should be available at an affordable price. We strive to change lives by teaching Linux and cloud technology. Students can learn new skills, get certified, and advance in their career. 

Our full-time, expert instructors create content on AWS, Linux, OpenStack, DevOps, Azure, and Big Data.