Posts by Guoan Xiao (Admin)

best postfix spam filter

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 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…

install-plex-media-server-ubuntu-20.04-lts-focal

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…

response-policy-zone-bind

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…

response-policy-zone-bind-centos

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…

sm-tile-server-ubuntu-20.04-install

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

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

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

Set Up Your Own WireGuard VPN Server on Ubuntu 24.04/22.04/20.04

This tutorial is going to show you how to set up your own WireGuard VPN server on Ubuntu. WireGuard is…

Install phpMyAdmin with Nginx (LEMP) on Ubuntu 20.04 LTS

How to Install phpMyAdmin with Nginx (LEMP) on Ubuntu 20.04 LTS

This tutorial will be showing you how to install phpMyAdmin with Nginx, MariaDB and PHP7.4 (LEMP) on Ubuntu 20.04. phpMyAdmin…

Set Up a Full-Featured Mail Server on CentOS 8 with iRedMail

How to Easily Set Up a Full-Featured Mail Server on CentOS 8 with iRedMail

Setting up your own email server on Linux from scratch is a pain in the butt if you are not…

deluge-ubuntu-20.04-install-guide

How to Install Deluge BitTorrent Client on Ubuntu 20.04 Desktop/Server

This tutorial will be showing you how to install Deluge on Ubuntu 20.04 desktop and server. Deluge is a free,…

Install Google Chrome on Ubuntu 22.04/20.04 From Command Line

This tutorial is going to show you how to install Google Chrome on Ubuntu 20.04 LTS Focal Fossa. The Ubuntu…

How to Install uTorrent in Ubuntu 20.04

How to Install uTorrent in Ubuntu 20.04

This tutorial will be showing you how to install uTorrent in Ubuntu 20.04. It also includes instructions for auto start…

gmail ip reputation

Mail Server IP Blacklist Removal Tips to Improve Email Deliverability

In previous tutorials, I explained how you can easily set up your own mail server using iRedMail or Modoboa. This…

install-unity-7-desktop-ubuntu-20.04-focal-fossa

How to Install Unity Desktop Environment on Ubuntu 20.04 LTS

This tutorial shows you how to install Unity Desktop on Ubuntu 20.04 LTS. We will also restore the nice-looking Unity…

How to Install phpMyAdmin with Apache (LAMP) on Ubuntu 20.04

How to Install phpMyAdmin with Apache (LAMP) on Ubuntu 20.04

This tutorial will be showing you how to install phpMyAdmin with Apache, MariaDB, PHP7.4 (LAMP stack) on Ubuntu 20.04 LTS.…

Install-NextCloud-on-Ubuntu-20.04-with-Apache-LAMP-Stack

Install NextCloud on Ubuntu 20.04 with Apache (LAMP Stack)

This tutorial will be showing you how to install NextCloud on Ubuntu 20.04 LTS with Apache web server. What’s NextCloud?…

Install NextCloud on Ubuntu 20.04 with Nginx LEMP Stack

Install NextCloud on Ubuntu 20.04 with Nginx (LEMP Stack)

This tutorial will be showing you how to install NextCloud on Ubuntu 20.04 LTS with Nginx web server. What’s NextCloud?…

Install Roundcube Webmail on Ubuntu 20.04

Install Roundcube Webmail on Ubuntu 22.04/20.04 with Apache/Nginx

Roundcube is a free open-source, full-featured webmail client written in PHP. A webmail is a mail client in your browser.…