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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/Rocky Linux/RHEL…

Set Up Samba Server on CentOS 8 RHEL 8 for File Sharing

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

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

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

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

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,…

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).…

iredadmin debian 10 buster mail server

How to Easily Set Up a Mail Server on Debian 10 Buster with iRedMail

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

Use Postfix Transport Map and Relay Map For Flexible Email Delivery

Use Postfix Transport Map & 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…

Install roundcube webmail on CentOS 8 RHEL 8

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…

Set Up SPF and DKIM with Postfix on CentOS RHEL Mail Server

Part 4: Set Up SPF and DKIM with Postfix on CentOS 8/RHEL 8 Mail Server

After completing part 1 and part 2, we have a working Postfix SMTP server and Dovecot IMAP server. We can…

postfixadmin-virtual-mailbox-domain-centos-rhel

Part 3: PostfixAdmin – Create Virtual Mailboxes on CentOS 8/RHEL 8 Mail Server

In previous articles, we discussed how to set up your own mail server on CentOS 8/RHEL 8 from scratch. In…

install dovecot imap server centos rhel

Part 2: Install Dovecot IMAP Server on CentOS 8/RHEL 8 & Enable TLS Encryption

This is part 2 of building your own email server from scratch on CentOS 8/RHEL 8 tutorial series. In part…

Run Your Own Email Server on CentOS – Postfix SMTP Server

Run Your Own Email Server on CentOS 8/RHEL 8 – Postfix SMTP Server

Why run your own email server? Perhaps you have a website, which needs to send emails to users, or maybe…

Postfix SMTP relay centos rhel

How to Set Up Postfix SMTP Relay on CentOS with Mailjet

This tutorial is going to show you how to set up Postfix SMTP relay with Mailjet on CentOS/RHEL. Postfix is…

bind dns resolver centos 8 rhel 8

Set Up Your Own BIND9 DNS Resolver on CentOS 8/RHEL 8/Rocky Linux 8/Alma Linux 8

This tutorial will be showing you how to set up a local DNS resolver on CentOS 8/RHEL 8, with the…

install-centos-8-on-vps-in VNC

How to Install CentOS 8 on VPS in VNC Mode

This tutorial is going to show you how to install CentOS 8 on a VPS (virtual private server) in VNC…

How to Host Multiple Mail Domains in PostfixAdmin on Ubuntu

This tutorial will be showing you how to set up multiple mail domains (virtual hosting) on Ubuntu server with PostfixAdmin,…

install openconnect ocserv VPN server centos 8

Set Up OpenConnect VPN Server (ocserv) on CentOS 8/RHEL 8 with Let’s Encrypt

This tutorial is going to show you how to run your own VPN server by installing OpenConnect VPN server on…