Keep Your Raspberry Pi Online: Fixing WiFi Drops and SSH Disconnects

Raspberry Pi going offline randomly? WiFi power save is likely the culprit. Here is how to keep your Pi accessible 24/7 with systemd services and network recovery.

WireGuard Tunnel: Connecting a Raspberry Pi to Google Cloud

Set up a persistent VPN tunnel between a Raspberry Pi behind NAT and a GCE VM. Foundation for distributed homelab systems.

Multi-LTE Dongle Networking on Raspberry Pi

Configure multiple USB LTE dongles with separate routing tables. Each request routes through a different network interface.

Raspberry Pi Headless SSH Setup: What Changed and How to Fix It

Lost SSH access after reformatting your Pi? Modern Raspberry Pi OS disabled SSH by default. Here is the complete headless setup guide.

WireGuard Tutorial: A Practical Guide to Modern VPN Setup

Learn WireGuard from scratch - concepts, configuration, common topologies, and practical examples for setting up secure VPN tunnels between Linux machines.

What Is NAT? Explained Simply

NAT explained with a simple house and mailbox analogy. Understand why your router translates addresses and why your friend cannot join your game server.

Raspberry Pi Based Dongle Powered Mobile Proxy Hub

Learn how to set up a dongle-powered mobile proxy hub for testing and development.