Networking Essentials for a Connected World
Networking Essentials for a Connected World In a connected world, networks link devices, people, and services. Your phone, laptop, and smart home devices all rely on a network to work. Understanding a few basics helps you diagnose slow speeds, fix simple issues, and stay safer online. What makes networks work is simple in principle but wide in practice. End devices talk over links like Ethernet cables or wireless waves. They follow common rules called protocols. Addresses identify who is who, and routers and switches move data where it belongs. With this set of building blocks, local networks expand into the internet and back again. ...