KEZAKO: Comment fonctionne Internet?

Summary

This script explains how the Internet functions as a network of networks, facilitating communication between computers worldwide. It details the process of data transmission, starting from a user's computer through various routers and the Internet backbone, which is a global infrastructure of high-speed connections maintained by telecommunication companies. The script also delves into the technology behind data encoding into light signals using lasers,调制频率, and the use of multiple frequencies and laser colors to increase data transmission rates. The summary highlights the complexity and the vast scale of the Internet's infrastructure, emphasizing the continuous need for expansion to meet growing demands.