How to Easily Set Up a Full-Featured Mail Server on CentOS 7 with iRedMail
Setting up your own email server on Linux from scratch is a long and tedious process, a pain in the…
Canonical Livepatch Service: Patch Linux Kernel on Ubuntu without Reboot
In this tutorial we’re going to learn how to patch Linux kernel on Ubuntu without reboot using the Canonical Livepatch…
2 Simple Steps to Set up Passwordless SSH Login on Ubuntu
This tutorial explains how to set up passwordless SSH login on an Ubuntu desktop. There’re basically two ways of authenticating…
Set Up Automatic Security Update (Unattended Upgrades) on Ubuntu
This tutorial is going to show you how to set up automatic security update, aka unattended upgrades, on Ubuntu. If…
How to Create DNS Records in NameCheap
NameCheap is my recommended domain registrar, because the price is low and they give whois privacy protection free for life.…
Set Up OpenStreetMap (OSM) Tile Server on Debian 12 Bookworm
OpenStreetMap (OSM) is a user-contributed, freely-editable world map. You can think of it as an open-source and self-hosted alternative to…
How to Install Shadowsocks-Libev Proxy Server on Debian 10 VPS
This tutorial will be showing you how to install Shadowsocks proxy server on a Debian 10 VPS (Virtual Private Server).…
How to Install Syncthing on Debian desktop/server
This tutorial will show you how to install Syncthing on Debian. Syncthing is a free, peer-to-peer continuous file synchronization program…
How to Install Syncthing on Ubuntu 22.04/20.04 Desktop/Server
This tutorial will show you how to install Syncthing on Ubuntu. Syncthing is a free, peer-to-peer continuous file synchronization program…
Install Nginx Amplify on CentOS 8/RHEL 8 to Monitor LEMP Performance
Nginx Amplify is a free, flexible and powerful way to analyze the load and performance of Nginx and Nginx Plus…
7 Effective Tips for Blocking Email Spam with Postfix on CentOS/RHEL
In this tutorial, I’d like to share with you my 7 tips for blocking email spam with Postfix SMTP server…
How to Reduce Fan Noise (Fan Speed Control) on Ubuntu Desktop
This tutorial will be showing you how to reduce fan noise on Ubuntu desktop computers, because who doesn’t want a…
How to Easily Set Up a DNS over TLS Resolver with Nginx on Ubuntu
This tutorial will be showing you how to set up your own DNS over TLS (DoT) resolver on Ubuntu with…
How to Install Plex Media Server on Ubuntu 20.04 LTS Server/Desktop
This tutorial will be showing you how to install Plex media server on Ubuntu 20.04 LTS server/desktop. Plex is a…
Set Up Response Policy Zone (RPZ) in BIND Resolver on Debian/Ubuntu
This tutorial will be showing you how to override public DNS records in your BIND DNS resolver with response policy…
Set Up Response Policy Zone (RPZ) in BIND Resolver on CentOS/RHEL
This tutorial will be showing you how to override public DNS records in your BIND DNS resolver with response policy…
How to Set Up OpenStreetMap Tile Server on Ubuntu 20.04
OpenStreetMap (OSM) is a user-contributed, freely-editable world map. You can think of it as an open-source and self-hosted alternative to…
Set Up Your Own WireGuard VPN Server on CentOS 8/RHEL 8/Rocky Linux 8
This tutorial is going to show you how to set up your own WireGuard VPN server on CentOS/RHEL. WireGuard is…
Set Up Your Own WireGuard VPN Server on Debian 11 & Debian 10
This tutorial is going to show you how to set up your own WireGuard VPN server on Debian 11 bullseye…
Set Up Your Own WireGuard VPN Server on Ubuntu 24.04/22.04
This tutorial is going to show you how to set up your own WireGuard VPN server on Ubuntu. WireGuard is…
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