How the Internet Works in 9 Minutes

The post explains the fundamental workings of the internet, tracing its evolution from the ARPANET in the 1960s to modern-day technologies like 5G and IoT. Key components such as network edges, access networks, and the network core are discussed in detail. It also delves into packet switching, routing protocols like BGP, and the TCP/IP protocol stack, highlighting how different layers and protocols enable seamless data communication across the internet.