Tag

network protocols

Articles about network protocols on the Forcoder blog: practical guides and real examples in technology, development and infrastructure.

Cloud & DevOps

October 3, 2025

Essential Network Protocols: TCP vs UDP, DNS, DHCP, FTP, SSH, and HTTP/HTTPS

Have you ever stopped to think about what happens behind the scenes when you visit a website, log in to a remote server, or simply connect your computer to Wi-Fi? All of this is only possible thanks to a set of network protocols, which work as universal rules and languages so that different…

Systems Administration

October 2, 2025

OSI and TCP/IP Models: Understanding Network Layers and Their Differences

When we talk about computer networks, two models always come up: the OSI model and the TCP/IP model. They are fundamental to understanding how data travels across the internet and how protocols, devices, and applications communicate.