About hosting emails

To get in charge of your communication tools is a big deal to more freedom and independence. This part will describe how to host an email server at home. No database will be required because it has no benefit on a small server. Let's keep things simple !

Setting up a mail serer is often considered difficult. That's why we will split this tutorial in small easy steps : complex, but not complicated.

In order, you will :

Of course, you'll learn how to anew accounts and how to configure a mail client.

You first have to open port 25 (smtp) in your firewall and router.

Some ISP are very restrictive with this port. You can ask them to be more permissive, but make inquiries first to avoid bad surprises. At last resort, we'll discuss how to use external smtp serices.

Read also opensmtpd main developper article about this subject.