Networking Essentials: From Packets to Protocols in Everyday Language
Networking Essentials: From Packets to Protocols in Everyday Language Think of a computer network as a busy city. Data moves as small mail envelopes called packets. Each packet carries a piece of your message and a label with where it should go. Protocols are the rules that tell devices how to handle those packets. Packets are tiny bundles of data. They travel over wires or wireless links from one device to another. Your home Wi‑Fi router and the modem connect you to your Internet provider, and routers forward packets toward their destination by reading the address label. This system keeps messages moving, even if the path changes along the way. ...