vitorpaulinog / how-the-internet-works

Notes from a software development student who intends to develop web applications.

How does the Internet Works

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These are my notes taken while learning how the internet works. Here I have left everything that is essential for a software development student who wants to learn the internet concepts and applications necessary for web development. The topics of these notes are:

• What is a network and how does it work?
• How is data sent to another device outside the local network?
• What protection does the internet and other types of networks have?
• How is communication on the internet organized?
• What are the layers of communication over the internet?
• What are protocols and why do we need them?
• What is the OSI model and TCP/IP model?
• Detailed guide (with everything you need to know) about each layer of the practical model (TCP/IP).
• Detailed guide (with everything you need to know) to the main protocols present in each layer.