Dovecot is an open source IMAP and POP3 email server for Linux/UNIX-like systems, written with security primarily in mind.

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Dovecot with CAcert certificates, Outlook can't connect to IMAP

I have quite standard installation of postfix and dovecot on Ubuntu 12.10. I generated my own certificates and got them signed by cacert.org. The process of creating certs was like below: openssl ...
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1answer
506 views

Dovecot/Postfix mail server replies to [SYN] with [RST, ACK] when user attempts to connect (POP3). Likely iptables?

Currently I'm trying to troubleshoot an e-mail server that will allow users to send e-mail, but not log in to the server (POP3) or receive e-mail using their Outlook clients. Previously this was ...
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1answer
229 views

/private/var socket not created with postfix/dovecot sasl

I'm currently running into a problem I have with my email server. I try to setup Postfix and Dovecot with SASL authentication but I get the following error when I connect with telnet (port 25) to the ...
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1answer
52 views

sendmail default mail path

I have just configured the postfix+dovecot and its working fine as I tested with configured in Outlook. Same way I am trying to setup a sendmail+dovecot, The mail problem I am facing here is the mail-...
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1answer
213 views

Dovecot auto folder creation “Unknown setting: mailbox”

First off my dovecot info: $ dovecot --version 2.0.9 Running on an Amazon Linux AMI EC2 instance. I've added this in my /etc/dovecot/conf.d/10-mail.conf mail_location = maildir:/var/mail/virtual/%...
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1answer
38 views

Delivering email to Maildir PreINBOX

I have a running dovecot with: $ dovecot -n # 2.2.18: /etc/dovecot/dovecot.conf # OS: Linux 4.1.0-x86_64-linode59 x86_64 Fedora release 22 (Twenty Two) ext4 auth_debug = yes auth_mechanisms = plain ...
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1answer
686 views

dovecot not starting : service(imap) access(/usr/lib/dovecot/imap) failed

I have installed dovecot but the service is not running. I have verified using ps -A | grep dovecot and service dovecot status The test says : dovecot stop/waiting In the /var/log/mail.err and ....
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1answer
27 views

How to deactivate mbox?

I just finished to install the horde framework (git version) on my server (debian7 + dovecot + postfix + apache2). And I would like to know if it is possible to deactivate the "mail" program's "...
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1answer
459 views

IMAP Dovecot cannot connect

I am trying to set up my own mail server (for 'fun'). I followed this tutorial to the bone. But I get this error message: imap-login: Disconnected (auth failed, 2 attempts in 9 secs): user=<...
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242 views

Mails bouncing back from Dovecot mail server

we have a dedicated server running CENTOS 6.6 x86_64 standard running and usually comes with whm/cpanel. It is using Dovecot mail server and postfix is excluded in repository. The problems we are ...
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1k views

Problems with postfix/dovecot unable to receive mail

Can't receive mail on my server but can send just fine. From what I can tell in the logs, it complains about timing out. I check the connection externally using telnet from my PC, I can connect to ...
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0answers
881 views

Permission problems. Can't retrieve inbox mails from dovecot

I got a VPS server at a webhoster which has CentOS 6.6 as operating system. Because I have multiple domains which are used by various people this server is going to serve multiple roles: nameserver (...
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0answers
621 views

selinux, dovecot and sieve

I've just started learning to configure SELINUX and this morning on my CentOS 6.4 x64 system, with postfix/dovecot/mysql installed, I woke up to the following selinux issue found 1 alerts in /var/log/...
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0answers
75 views

Postfix: Outgoing Email Filter + Deliver sent email to a folder

I'm running a filter for incoming email on Postfix that basically sends the email through SpamAssassin and then delivers it to the user by using dovecot-lda. This is happening by editing Postfix's ...
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0answers
591 views

How to add calendars and contacts support to mail server

I have installed Postfix, Dovecot and MySQL to set a personal mail server with virtual users stored in the database. It works great, but there are two things missing: Calendars and Contacts. For ...
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20 views

Change existing dovecot maildir installation from m-UTF7 charset to UTF8 to avoid breaking TAB

In an existing dovecot installation with many pre-existing folders using regional characters I would like to change m-UTF7 (.&AMk-l&AOk-ments envoy&AOk-s) foldernames to UTF8 (.Éléments ...
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0answers
94 views

How to login to imap server with email address for unix users?

I'm being able to login to imap with the unix user name # telnet localhost imap Trying 127.0.0.1... Connected to localhost. Escape character is '^]'. * OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR ...
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0answers
127 views

Hosting Dovecot and Postfix Behind nginx?

So I'm looking at setting up postfix and dovecot on a server that is currently hosting some web-sites via nginx, and I've stumbled upon the mail {} configuration option for nginx, but I'm having a ...
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0answers
119 views

One account stopped receiving emails - postfix / dovecot

My server was working properly but now one account is not able to receive emails. Forwarders are working on the same account. I have postfix/dovecot installed on ubuntu with this guide: https://www....
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0answers
481 views

Dovecot Mail Killed with Signal 15

My Dovecot always crashes after about half an hour. Error log (/var/log/mail.log) says: Sep 24 12:05:07 yetzner dovecot: imap-login: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill) Sep 24 ...
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0answers
54 views

Cyrus Performance Tweaks?

Okay guys, I have put a lot of research into this so bear with me. Here's what I am up against. I have been working with RC for a long time and I know some awesome SQL tweaks that work wonders, etc. ...
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224 views

Postfix/Dovecot import mail from Gmail

I setup an iRedMail server on Ubuntu 14.04. My company currently uses Gmail but wants to switch to a cheaper solution. I set up the server with an LDAP DB, and I'm using Postfix and Dovecot for the ...
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77 views

How to configure dbox mail storage format for a single mail account?

I'm using ldap database at backend and I want to configure my mail server such a way that one mail id i.e. info@domain.au will be stored as dbox format while other mails will be stored in maildir ...
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52 views

IMAP login not recognizing SASL while simple postfix send is

I've got SASLAuthd working (via LDAP), and am also successfully able to telnet via port 25 with my LDAP credentials. Postfix is configured with Dovecot. All 3 services are running fine (Postfix, ...
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18 views

Postfix favors non virtual to virtual host

I have a linux user thomas and 2 domain names domain1.com and domain2.com. I have followed steps to have two virtual mail boxes /var/mail/vhosts/domain[12].com/ When I test and send an email to ...
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0answers
1k views

virtualbox mail server postfix+dovecot

I'm setting up a mail server(ubuntu14.4 serverX64) for development/testing purposes (using virtualBox bridged-mode) and I just finished this tutorial and everything seams to work. Now I'm not able ...
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0answers
623 views

Restoring a Particular User's mdbox Mailbox in Dovecot

A user is reporting lost emails due to a client-side error, so I need to restore emails from backup for this particular user but I'm not finding anything online (maybe my google-fu is lame). ...
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0answers
1k views

dovecot. Can't allocate memory, but free -m show available memory

I trying to send mail with PHP (engine - Drupal). But it can't send mail and write message about it in to log (nothing more that adressed). Part of /var/log/mail.err : Feb 14 19:55:30 hivede13-3220 ...
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28 views

postfix, dovecot, rainloop, can't log in

I configured dovecot, postfix and squirellmail - everything works just fine i can send and receive emails. It's Debian Jessie 64 on ovh hosting (VPS SSD 3) I went one step ahead and i want to use ...
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14 views

relay all TLDs from relay-domains

On my production server, I want to relay all the top level domains, Server is configured with send mail + Dovecot. As I checked in the file /etc/mail/relay-domains if I add any domain then I can send ...
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87 views

Mark emails on my mail server as read

I have a Virtual Private Server, running a mail server for my domain. I use postfix and dovecot. I'm using IMAP. On my MacBook, I can retrieve my mails using the default app Mail. However, every time ...
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0answers
54 views

Problem in sending email from postfix

I have followed an online guide to install and configure postfix with dovecot in CentOS 6. Now I can login on the POP3 server from Thunderbird but when I want to send email the following error occurs:...
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22 views

dovecot and quota notifications customization

I've enabled quotes on my mail server. Dovecot now takes quota value from AD. Everything seems to be working, but I have some questions. 1) Many users have highly over-quota mailbox now. If I make ...
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58 views

Amavis Spam Summary

I recently switched from the classic SpamAssassin to the "advanced" and more featured "Amavis" (which includes Spamassasin and a virus scanner). I'm missing a great feature of SA: the spam report. ...
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47 views

How do load balanced mail servers function with each other and clients?

If there are two mail servers running postfix/dovecot as both primary in a load balanced configuration, how do they function with each other and with clients? For example, my DNS record will look ...
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309 views

Postfix/Dovecot configuration Problem

I've a problem setting up my postfix with dovecot. After Login via Outlook and Thunderbird I'm getting a timeout. This is how my configuration looks like for postfix: postconf: warning: /etc/postfix/...
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33 views

SSL/Secure MySQL access with Postfix/Dovecot Mail Server

I have two MySQL servers setup, one in each data center in the US. The east coast db is the master and replicates to the west coast slave db over SSL. When I try to connect my mail server to the ...
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0answers
171 views

Dovecot Authentication with MySQL and Horde Webmail

I am looking into setting up my web server to have its own IMAP/POP/SMTP server. For the IMAP and POP3 and I am using Dovecot and the webmail I am using Horde. Its all mostly working, I can ...
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0answers
736 views

My server email can't connect to Outlook or Thunderbird

I have postfix for smtp, and dovecot for imap/pop with FROXLOR. I have configured correctly, but I can't succeed in configuring an account in client mail programs. From Outlook, I receive Log on to ...
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103 views

thunderbird can't connect to my email box

I have installed mail server successfully on my vps according to https://www.digitalocean.com/community/tutorials/how-to-set-up-a-postfix-e-mail-server-with-dovecot. I create user joe with passwd "ps1"...
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40 views

“error connection to storage” while logging into roundcube

My current mail server is configured with dovecot and roundcube. When I try to log into the roundcube panel I get this message: "error connection to storage" DESCRIPTION: (eth0 192.168.1.1) static ...
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0answers
299 views

Get user login name and address on bad login attempt [Dovecot]

Background I am trying to develop a method to ban users who exhibit strange behavior when logging into Dovecot by obtaining their POP-ID/login name and IP address. I want to send that information to a ...