An OpenBSD E-Mail Server Using OpenSMTPD, Dovecot, Rspamd, and RainLoop
emailIntroduction This tutorial demonstrates a full-featured email server running on OpenBSD using OpenSMTPD, Dovecot, Rspamd, and RainLoop. OpenSMTPD is the default mail server for OpenBSD. Choose a Vultr Compute Cloud instance with plenty of storage for the expected number of users. Preliminary Steps Verify the server’s outbound port status. Set up…
How to Install RainLoop Webmail on FreeBSD 12
emailRainLoop is a simple, modern and fast web-based email client. RainLoop source code is hosted on Github. This guide will show you how to install RainLoop on a fresh FreeBSD 12 Vultr instance. Requirements Before you begin Check the FreeBSD version. Ensure that your FreeBSD system is up to date. Install the…
Use Zoho as External SMTP Server with Postfix on Ubuntu 20.04
emailIntroduction This article will show you how to configure Postfix to send mail through Zoho’s SMTP server. Using an external SMTP server is useful if your emails are being marked as spam when sending directly from your server. This guide uses Zoho’s free plan for hosting email with your own…
How to Set Up a Mail Server Using iRedMail on Ubuntu 16.04
emailIntroduction If you have ever built a mail server from the ground up, you’ll know that it can be a tedious venture. There is another option for those of us who don’t want to spend the time editing countless configuration files. iRedMail is an amazing shell script that automatically installs…
How to Migrate Mailboxes Easily With Imapsync on Ubuntu
emailWhile migrating websites is usually not a problem, sometimes it’s more difficult to migrate email boxes. This is especially the case when two servers do not use the same software. Fortunately, to simplify this step, there are many tools, including Imapsync, which we will talk about today. The Imapsync tool…
How to Install SpamAssassin with Postfix on Ubuntu
emailSpamAssassin is an open-source mail filter that identifies spam emails using a wide range of heuristic tests. This guide explains how to install SpamAssassin on Ubuntu 20.04 LTS or 21.04. Prerequisites 1. Install SpamAssassin 2. Configure SpamAssassin Assign the spamd user account to SpamAssassin and set the log and default home directories.…