Step-by-step installation instructions for Postfix and Dovecot on Ubuntu

This guide will cover the process of installing Postfix, Dovecot email agents on virtual servers running the Ubuntu 16.04 x64 operating system.

What it is

Postfix is an email transfer agent for sharing on the Internet and inside a local network. The advantage of Postfix is the ease of setup and configuration. Can be used to send system messages.

Dovecot is an IMAP and POP3 email receiving agent.