What is Dovecot in mail server?

What is Dovecot in 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.

How do I set up Dovecot?

Install and configure Dovecot on CentOS

1. Prerequisites. You need the following operating system and software to use Dovecot:
2. Install Dovecot.
3. Configure Dovecot.
4. Configure the authentication process file.
5. Configure the mail location.
6. Configure Postfix SMTP authentication.
7. Configure POP3.
8. Create a mailbox.

Does Dovecot send mail?

Dovecot is an IMAP server. 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.

Why do I need Dovecot?

Dovecot is what users, or rather their mail client of choice, connect to when they want to read the mail. Dovecot is the most standard compliant IMAP server and it just works. It supports the IDLE command so mail will arrive almost instantaneously on desktop mail clients that support it.

How do I know if Dovecot is running?

Dovecot uses the mail logging facility. If you want to see if dovecot is running, you can run ps aufx and look for the dovecot process.

Is Dovecot a MTA?

Dovecot is not involved with actual reception of e-mail. That functionality is provided by an MTA such as Exim or Postfix.

What port does Dovecot use?

Open the following ports for the service: 25 (default SMTP) 143 (default IMAP) 993 (SSL/TLS IMAP)

How to configure Postfix and dovecot with virtual domain?

If you happen to run into any issues while configuring Postfix and / or Dovecot, instead of submitting all of the configuration files to ask for help, you can get a configuration summary (uncommented lines only) with: In addition, make sure that the email inboxes are readable by vmail only:

Which is IMAP / POP3 server does Dovecot use?

As an IMAP / POP3 server, Dovecot provides a way for users through a Mail User Agent ( MUA, or also known as client), such as Thunderbird or Outlook, to name a few examples to access their mail. To begin, let’s create a user and a group to handle emails (we will need this as our email accounts are not associated with a system user).

How to setup a mail server with virtual domains?

In this article we will walk you through the installation and configuration of a mail server with virtual domains and users using Postfix, Dovecot and OpenDKIM on an Ubuntu VPS. By using virtual domains and users, you can set up unlimited email accounts without creating system users.

Can you use another UID or GID for Dovecot?

You can use another UID and GID (other than 5000 as we do below) as long as it’s not in use and is a high number: The settings for Dovecot are split across several configuration files (make sure the following lines are uncommented and / or edit them to match the settings indicated below). In /etc/dovecot/dovecot.conf: