Learning Outcomes

Twisted-pair Cables

Cables and Signalling

Other Types of Cable

Wireless Networks

Wireless Encryption

Lesson Summary

Get the basics of wired and wireless media, protocols, standards and concepts.

Internet Protocol v4

Binary Numbers and IP Addresses

Default Gateway, DNS Server, Subnetting

Internet Protocol v6

Internet Protocol (IP) is what makes the internet and modern networks function. Here you will learn how.

Common TCP/IP Tools

Advanced TCP/IP Tools

Advanced TCP/IP Demonstrations

Discover and see the tools used to manage and troubleshoot networks.

Computer Networking - Wired and Wireless Networks and Protocols - Course Assessment

Learn the structure and function of wired and wireless networks and their protocols with this free computer course.

Computer Networking - Wired and Wireless Networks and Protocols

This free online course in Computer Networking introduces you to the basic structure and features of both wired and wireless networks and their protocols. Computer networking has become an indispensable part of both our personal lives and our business operations, which makes understand computer networks a very valuable asset in modern life. This free online course will teach you the ins and outs of computer networking for any application.

900+ Open University Free Certificates

200K Layoffs, $100B Lost: The Tsunami of China’s Regulation on Education

How GenAI Costs Sank Duolingo’s Stock 20% (A Non-AI Generated Analysis)

Duolingo’s Restaurant Side Business Tops $1.3M

Exploring edX’s “Final” Tax Returns: Revenue Surges, Losses Mount, and Contributions Decline

Udacity’s 2021: Year in Review

12 Best Data Structures & Algorithms Courses for 2025

Coursera and Udemy are Finally One. What’s Next?

Udemy Faces Instructor Backlash Over Widespread Course Rating Glitch

[2025] 450+ Free Google Certificates and Badges

Open edX Conference 2026: Program, Workshops & Registration

11 Best Applied AI & ML Courses for 2025

OKR Certification Course: A Path to Renewed Enthusiasm and Productivity

6 Best Node.js Courses in 2025

Coursera 10-K Highlights: Lower Partner Revenue Share, 1k+ Employees

600+ Courses from Top Med Schools with Free Certificate & CME Credit