June 2025
Beginner to intermediate
1180 pages
37h 48m
English
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26 Postfix and Dovecot
This chapter describes how you can set up an email server. This type of server allows you to provide all employees of a company or organization with their own email addresses. Every employee can send emails via SMTP and read, save, and manage them via IMAP. The Postfix program is used as the SMTP server, while the Dovecot program is used as the IMAP server and for the SMTP authentication. These programs are available in all common distributions.
You can try to control the flood of spam by using SpamAssassin. (I’ll tell you this much in advance: SpamAssassin doesn’t work miracles either.) If your employees or the employees of your clients work on Windows PCs, it may also be worth installing the ClamAV virus protection program. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.