Is Postfix a mail transfer agent?

Postfix is a free and open-source mail transfer agent (MTA) that routes and delivers electronic mail. It is released under the IBM Public License 1.0 which is a free software license. Alternatively, starting with version 3.2. 5, it is available under the Eclipse Public License 2.0 at the user’s option.

Is Dovecot an MTA?

Dovecot has a number of optimizations for IMAP that make it an exceptionally good performer for most IMAP scenarios. Dovecot is not involved with actual reception of e-mail. That functionality is provided by an MTA such as Exim or Postfix.

What is difference between Postfix and Dovecot?

Postfix is an open-source mail transfer agent (MTA), a service used to send and receive emails. Dovecot is an IMAP/POP3 server and in our setup it will also handle local delivery and user authentication.

Can Dovecot Sendmail?

In this way Dovecot provides access to your mailboxes and when you are reading your email you are using Dovecot. When you to go send mail from your email client, it connects directly to Postfix using a protocol called SMTP: Dovecot is not needed.

What is difference between SMTP and Postfix?

postfix/smtpd – This is typically the SMTP daemon process for handling incoming mail and routing to the appropriate internal location. postfix/smtp – This is typically the SMTP daemon process for delivering mail out to the world.

How does Dovecot work?

Dovecot developers primarily aim to produce a lightweight, fast and easy-to-set-up open-source email server. The primary purpose of Dovecot is to act as mail storage server. Mail is delivered to the server using some mail delivery agent (MDA) and stored for later access with an email client (mail user agent, or MUA).

What is Dovecot mail server?

Dovecot is an open-source IMAP and POP3 server for Unix-like operating systems, written primarily with security in mind. Timo Sirainen originated Dovecot and first released it in July 2002. Dovecot developers primarily aim to produce a lightweight, fast and easy-to-set-up open-source email server.

Is Dovecot a SMTP?

As of version 2.3. 0, Dovecot provides an SMTP submission service, also known as a Mail Submission Agent (MSA).