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Questions tagged [dovecot]

An IMAP and POP3 email server. When asking about Dovecot problems, please include relevant maillog lines and output of the following command: `doveconf -n`

Dovecot is an IMAP and POP3 server for *nix systems. It emphasizes security, and is also easy to set up and use, as well as having high performance.

More information about dovecot is available at http://www.dovecot.org/

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If I am using dovecot for submission, should I reject all emails sent through postfix?

I have configured dovecot submission service on port 587, with the relay being the postfix server. They are on two different ip addresses/machines. The only way I want email to be sent, is through port 587, meaning dovecot will handle it and relay…
Christopher Thomas
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Dovecot don't use pam session to create home on mail delivery

I have a mail server with Postfix and Dovecot, my users are mainly stored in a LDAP database and I would like dovecot/postfix to auto create the user home directory (via pam) when needed. It's working well when a user try to log (via imap) on his…
Olivier
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Dovecot issued expired certificate?

I've been running a Postfix/Dovecot mailserver for some time now (Ubuntu server 16.04), without any major issues. I also have a Let's Encrypt certificate issued to my hostname, which I setup in /etc/dovecot/conf.d/10-ssl.conf. That was running fine…
Guido Goluke
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Is there a possibility to rewrite the recipient_delimiter in postfix

I use email address suffixes to file emails to different folders. For example, me+suffix@example.com would be filed in folder "suffix". This works, but I would also like to allow for "-" as recipient_delimiter. My understanding is that postfix…
user52366
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Dovecot bounces messages because of over quota ignoring quota_rule2

I'm trying to configure quotas. I want to set a default quota (say 10GB) and allow +100MB for the trash. I also need to be able to set a custom quota for an user. My users come from LDAP/AD. I'm able to set the default quota and defining a custom…
Francis
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POSTFIX cant connect from SMTP with TLS

Thanks all for helping me :),i was working a direct bulk mail sender project, my program was running properly then it gave me an error then i've spend too much time with a lot of searching from articles i did debug (very low level ) in last 2…
Furkan Kıyıkçı
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Sync failed on IMAP dovecot

I created a new dovecot installation, and my client (Outlook 2013) is having trouble syncing (frequent errors). On the server side I see the errors below. Dec 01 17:14:36 imap-login: Info: Login: user=, method=PLAIN,…
TSG
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Postfix email server not receiving email from external email

I'm trying to set up a mail server on Ubuntu 16.04.5 LTS with Postfix and Dovecot. I can send out email without any problem and mail sent from localhost also finds its way into the inbox. However, email sent from outside (say, Gmail) is not showing…
Mauri
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Outlook 365 1808 - Autodiscover with Postfix/Dovecot

The situation is : I have a mail server with Postfix, Dovecot and Apache2 for the autodiscover URL. Mail server is set up for TLS only (465, 993 and 995) the domain is controlled by myself (SRV record is setted up for autodiscover) Mail client is…
DSX
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(How) should I lock a Maildir mailbox managed by Dovecot before creating a backup via rsync?

I maintain an IMAP server running Dovecot which uses Maildir as the storage format for the user mailboxes. Every night, an rsync process runs to create a backup of the mailboxes. Recently, I noticed that rsync occasionally prints messages like file…
Frerich Raabe
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regex sieve script not matching

I have a problem on a dovecot2 mail server with a sieve script I write. The script should automatically move mail coming from a mailing list to a folder (by list name, not list id) require ["fileinto", "mailbox", "variables", "regex"]; if exists…
M1k3y
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CentOS 7 Postfix - Dovecot Temporary internal error

Server is connecting with outside clients with success. Autentication with success. Sending emails with success. The problem lies in the receiving. The e-mails arive to the machine but I guess they aren't getting sorted out. Error in all received…
Pedro Frazão
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Is it possible to use a mail relay as a proxy from one port to another?

We have a server that needs to connect to an IMAP server outside of our network. Unfortunately, the server we need to connect to requires a connection on port 993. The problem is our host blocks port port 993 going in or out. The option I am…
Barry Chapman
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Server mail with postfix stopped working with timeout in outbox

I have a mail server with postfix and dovecot that uses ssl. Everything was working fine, but it stopped working apparently without reason. I already tried to update the ssl certificates, change inet_protocols to accepdt only ipv4 on main.cf, change…
Mauricio José
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Postfix & Office 365: relay all outbound email (including local) but deliver inbound email

We're slowly migrating over to Office 365 away from Postfix/Dovecot, with the goal of enabling a few users at a time. Mail for our domain should come in to Office 365 then if there's no address match found within Office 365, it should get forwarded…
David M
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