Networking 101: How Devices Connect

A beginner’s guide to computer networking, protocols, and troubleshooting common issues.

Published: Sat Sep 20 2025

import Callout from '@components/ui/Callout.astro'; ## TL;DR - Networking connects devices to share data - Protocols define communication rules <Callout type="note" title="Quick Tip">Restart your router to fix many issues.</Callout> ## What You’ll Learn 1. What is a network? 2. Common protocols (TCP/IP, HTTP) 3. Troubleshooting basics ## Deep Dive Networks use protocols to ensure devices can talk to each other. TCP/IP is the backbone of the internet, while HTTP powers web browsing. If you lose connection, check cables, restart devices, and verify settings. ## Next Steps - Map your home network - Learn to use ping and traceroute
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