Getting Started with Firewalld on RHEL, Rocky Linux, Alma Linux
Firewalld is the standard firewall software on RHEL-based Linux systems (Fedora, Alma Linux, Rocky Linux). This tutorial is going to…
Set Up BIND DNS Resolver on RHEL 9/Rocky Linux 9/Alma Linux 9
This tutorial will show you how to set up a local DNS resolver on Rocky Linux 9/Alma Linux 9, with…
How to Install Webmin on CentOS 8/RHEL 8 Server
Webmin is a free and open-source control panel for administering Unix/Linux servers. This tutorial will be showing you how to…
How to Secure Email Server Against Hacking with VPN (CentOS/RHEL)
In this tutorial, I’m going to share with you my tips and tricks to secure CentOS/RHEL email servers against hacking…
How to Install qBittorrent on CentOS 8/RHEL 8 Desktop & Server
This tutorial will be showing you how to install qBittorrent on CentOS 8/RHEL 8. qBittorrent is a free, open-source, fast…
How to Install AVideo/YouPHPTube on CentOS 8 Server
This tutorial is going to show you how to run your own video-sharing website with AVideo (formerly known as YouPHPTube)…
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…
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…
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…
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…
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…
Set Up CUPS Print Server on CentOS 8/RHEL 8 (Bonjour, IPP, Samba, AirPrint)
This tutorial will be showing you how to share a printer attached to a CentOS 8/RHEL 8 computer with Windows,…
Set Up Samba Server on CentOS 8/RHEL 8 for File Sharing
In this tutorial, we’re going to learn how to install and configure a samba server on CentOS 8/RHEL8 to share…
Set Up SpamAssassin on CentOS/RHEL to Block Email Spam
Previously we discussed 7 effective methods for blocking email spam with Postfix on CentOS/RHEL. In this tutorial, we are going…
Set Up OpenDMARC with Postfix on CentOS/RHEL to Block Email Spoofing
In previous articles, we discussed several effective tips to block email spam. This tutorial will be showing you how to…
Install and Configure OpenDKIM on CentOS 8/RHEL 8 Mail Server
Previously I showed you how to set up SPF and DKIM on CentOS/RHEL mail server. Two common pieces of software…
Host Multiple Mail Domains in PostfixAdmin on CentOS/RHEL
This tutorial will be showing you how to set up multiple mail domains (virtual hosting) on CentOS/RHEL server with PostfixAdmin,…
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…
Install Roundcube Webmail on CentOS 8/RHEL 8 with Apache/Nginx
Roundcube is a free open source, full-featured webmail client written in PHP. A webmail is a mail client in your…
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