Linux Server

Set Up Authoritative DNS Servers with Webmin

How to Set Up Authoritative DNS Servers with Webmin

In previous tutorials, we explained how to set up authoritative DNS servers and edit DNS records from the command line.…

How to Create a Linux VPS Server on ScalaHosting

How to Create a Linux VPS Server on ScalaHosting

ScalaHosting is my recommended VPS (Virtual Private Server) provider for running email servers. This article is going to explain how…

Secure Email Server Against Hacking

How to Secure Email Server Against Hacking with VPN (Debian/Ubuntu)

In this tutorial, I’m going to share with you my tips and tricks to secure email servers against hacking with…

Set Up ModSecurity with Nginx on Debian Ubuntu

How to Set Up ModSecurity with Nginx on Debian/Ubuntu

This tutorial is going to show you how to install and use ModSecurity with Nginx on Debian/Ubuntu servers. ModSecurity is…

Set Up ModSecurity with Apache on Debian Ubuntu

How to Set Up ModSecurity with Apache on Debian/Ubuntu

This tutorial is going to show you how to install and use ModSecurity with Apache on Debian/Ubuntu servers. ModSecurity is…

dovecot postfixadmin quota

How to Configure User Quota in Dovecot & PostfixAdmin

This tutorial is going to show you how to configure user quota in Dovecot and PostfixAdmin. Prerequisites To follow this…

ocserv-apache-nginx-haproxy

Run OpenConnect VPN Server & Apache/Nginx on the Same Box with HAProxy

This tutorial will be showing you how to run OpenConnect VPN server (ocserv) and Apache/Nginx on the same box with…

Install Proxmox Virtual Environment

How to Install Proxmox Virtual Environment on a Dedicated Server

This tutorial is going to show you how to install Proxmox VE on a dedicated server. Proxmox VE (Virtual Environment)…

Set Up SMTP and IMAP Proxy with HAProxy

Set Up SMTP & IMAP Proxy with HAProxy (Debian, Ubuntu, CentOS)

In previous tutorials, we discussed how to set up a mail server from scratch on Linux (Ubuntu version, CentOS/RHEL version),…

Enable and Configure Postscreen in Postfix to Block Spambots

Enable and Configure Postscreen in Postfix to Block Spambots

In previous tutorials, we discussed how to set up a mail server from scratch on Linux (Ubuntu version, CentOS/RHEL version).…

Use Postfix Transport Map and Relay Map For Flexible Email Delivery

Use Postfix Transport Map and Relayhost Map For Flexible Email Delivery

In previous tutorials we discussed how to quickly set up a full-featured mail server using iRedMail or Modoboa, and we…

Run Apache, Nginx & HAProxy on Same Server (Debian, Ubuntu, CentOS)

Run Apache, Nginx & HAProxy on Same Server (Debian, Ubuntu, CentOS)

If you’re a server admin, you probably have a web server of your choice like Apache, or Nginx. Apache is…

nextcloud onlyoffice same machine

How to Easily Integrate OnlyOffice and NextCloud Using Docker

Previously I’ve written about integrating OnlyOffice and NextCloud the traditional way, which is a long process. Now you can easily…

tls certificate

Why You Should Use WebRoot Plugin to Obtain Let’s Encrypt TLS Certificate

For those who don’t know Let’s Encrypt, it’s a free, automated (to some extent) and open certificate authority that issues…

wp cli

Use WP-CLI To Manage Your WordPress Site From Command Line

WP-CLI is a command-line interface for WordPress.  In this tutorial, we will look at using WP-CLI to do basic WordPress…

How to Update Drupal 8 Core on a Linux Server

Previously we published a post on how to install Drupal 8 on Ubuntu 16.04. Now this tutorial will show you…

Backup WordPress Sites

How to Backup WordPress Sites If You Have Multiple Servers

People have multiple virtual private servers for various reasons. You may want to try different Linux distributions on differrent servers.…

rc.local with systemd

How to Enable /etc/rc.local with Systemd

If you are running a Linux distro that uses Systemd, then you may find that your command in /etc/rc.local file…

Backup and Restore WordPress Site without A Plugin

Back Up and Restore WordPress Site on Linux Server without A Plugin

In a previous tutorial, I showed you how to install WordPress on Linux server. In this article, I will show…