You use the Internet through your PC (Personal Computer), laptop, tablet, smartpad, and smartphone every day in everything you do. Through your own PC/laptop, you can easily learn everything about the Internet, and that is what this course is focused on. In this course ‘Introduction to TCP/IP,’ you will learn the operational functions of Internet technologies (which include IPv4, IPv6, TCP, UDP, addressing, routing, domain names, etc.) and your PC/laptop's security and gateway Internet setup and basic principles. In addition, through a simple Wireshark experiment, you will see the TCP/IP packets and security systems in action that are serving your PC/laptop, that serves you.

WebsiteFree

geeksforgeeks.org

GeeksforGeeks is a computer science education site offering tutorials, articles, and practice problems across programming, algorithms, data structures, and networking. It covers networking fundamentals and network protocols with step-by-step explanations of topics like the OSI model and TCP/IP, plus hands-on examples and quizzes to reinforce learning.

See all Network Protocols resources →