Email with Postfix, Dovecot, and MySQL

Cloud Computing

Getting Started

Setting up a mail server is a big project. Before installing and configuring the necessary packages on your mail server, you should learn what everything does and understand how the components work together to send and receive email. For the purposes of this guide, we’ll assume that you’ll be using the following packages and operating system:

  • Postfix: This Mail Transfer Agent (MTA) handles relaying mail between different servers. It decides what to do with email from the outside world, and whether a particular user is allowed to send email using your server. It handles both incoming and outgoing SMTP. Postfix hands off local delivery (that is, the actual saving of the mail files on the server) to Dovecot’s Local Mail Transfer Protocol service (LMTP). Postfix also lets Dovecot take care of authentication before users are allowed to send email from the server. We’ll use version 2.9.6.
  • Dovecot: This…

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