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Questions tagged [dovecot]

Dovecot is an IMAP and POP3 server for Linux

Dovecot is an open-source IMAP and POP3 server for Linux originally developed by Timo Sirainen in 2002.

Useful links

165 questions
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Why use both Dovecot and Postfix?

Just out of curiosity, there are dozens / hundreds of tutorials helping you setup a dovecot - postfix mail server. On the surface, both of them are email servers, why use both? Mail servers are complicated enough, why have 2 things to manage and…
Alan
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NOQUEUE: reject: Relay access denied

I recently setup a mail server following the instructions on linode.com (https://library.linode.com/email/postfix/postfix2.9.6-dovecot2.0.19-mysql) except I am using postgreSQL instead of mySQL. Everything about the server is working properly except…
drewag
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How do I enable DKIM for bounce messages in Postfix

I have set up a linux email server with Postfix and have correctly set up SPF and DKIM. When I send an email, the email is signed properly, and when I view the source from the receiving client (such as gmail), I can see that SPF and DKIM passed. I…
Stephen S
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What does the less sign (<) mean in dovecot.conf in front of ssl certificate path?

A couple of years ago I've configured a mail server with exim4 + dovecot 2.2.10 on debian and recently have been tweaking dovecot config. I use a self-signed x509 openSSL certificate, the paths to the certificate and the key are given as ssl_cert =…
XNRL
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Fatal error (bad field count) while configuring Postfix

I'm using this tutorial to configure a mail server using postfix, dovecot and mysql. While configuring Postfix I have to uncomment the following lines and then restart Postfix with service postfix restart. I keep getting the following error when…
narzero
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Can Dovecot IMAP automatically create Maildir folders for new (virtual) users?

everyone. I am learning to set up a dovecot home IMAP server using a virtual Ubuntu 12.04 machine. My intention is eventually to have a home server that uses POP3 to take email from several addresses and remove them from my ISP's servers, while…
user233441
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Thunderbird not showing new/unread junk emails

Thunderbird fails to sync junk folder unless user clicks on junk folder specifically. How can user sync junk folder automatically, since otherwise there is a chance false positives might go unnoticed? Thunderbird is latest version 52.2.1 (32 bit) on…
Pavin Joseph
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Delivering emails for one user from two domains into a single mailbox in Postfix+Dovecot

I am setting up a mail server using Postfix+Dovecot on RHEL7. Though it is not required, I would like to set it up such that the mail server is able of hosting multiple domains. The problem that arose is that I have two domain names that are…
Nik O'Lai
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dovecot WILDCARD SSL (certicate.crt, private.key, intermediate.crt) not working

I have installed dovecot and postfix and got it working, but when I change the ssl_cert_file, ssl_key_file and ssl_ca_file dovecot configuration to my wildcard SSL certificate (working on Apache) it simply does not work. It is not a file permission…
m_junior
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Dovecot: ssl-params: Generating SSL parameters

What is the message: dovecot: ssl-params: Generating SSL parameters inside logs telling me? I did not change anything on server settings.
frlan
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debian cannot uninstall dovecot

I have a problem with uninstalling dovecot. And while trying to fix it I made it way worse. Here is the "log": Errors were encountered while processing: dovecot-imapd dovecot-pop3d E: Sub-process /usr/bin/dpkg returned an error code…
Gasim
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20GB+ worth of emails in my /home what is a better solution for that?

My email storage requirements are outgrowing anything reasonable with respect to local mail storage. As we speak 99% of my home partition is filled with personal mail in Thunderbirds mail dirs. Needless to say, this is just painful, badly searchable…
Skinkie
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Postfix: Allow sending only from virtual users used by dovecot

So I have set up my postfix server with dovecot according to this tutorial. Receiving emails works fine, sending them too. But these days I had the problem that my postfix started sending emails from [email protected] because it was just sending…
danielwinter
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mutt: finding mailboxes with status O (old) unread messages

Setup: I have a mailserver with mutt installed. The server also has the dovecot IMAP server installed. I read mail both on the server using mutt, and using IMAP clients (eg on my phone). Mail is stored in Maildir folders. Folder and mutt…
puzzlement
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How to configure dovecot to NOT try to mount user's home

I'm trying to set up postfix+dovecot on my personal server (Ubuntu 14.0.4 LTS) for sending me some notifications from cronjobs. My /home/%user% directory is encrypted, so it's inaccessible to anything if I'm not logged in (and if the software does…
Sergey Kudriavtsev
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