Learn the fundamental principles of computer networking to prepare you for the Azure admin and developer learning paths.

What is a Network? A network refers to two or more connected computers that can share resources such as data, a printer, an Internet connection, applications, or a combination of these resources.

2026年1月9日 · A computer network is a group of connected devices that communicate with each other to share data and resources. It enables efficient communication and supports services like email, file …

The Network Fundamentals course introduces the key concepts every network engineer must understand — from the OSI model and network layers to common devices like switches, routers, and …

2025年6月15日 · This tutorial explains the basic concepts of computer networking. Learn the essential networking topics in detail with examples.

In the Networking Fundamentals course, you’ll learn the basic principles of network theory and terminology. This includes understanding network components, node functions, different types of …

The ultimate video series which will teach you the core of Networking: How data flows through the Internet. We start by outlining the various Network Devices...

Free online course to learn about Networking Basics - from Cisco Networking Academy. Sign up today!

2026年1月12日 · Computer networking starts with these fundamental concepts. It explains what a computer network is, its benefits, key characteristics, and the essential hardware components involved.

Learn network fundamentals with our free CCNA study guide online. Hubs, switches, OSI and TCP models, network topologies and more.