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

learn more… | top users | synonyms

1
vote
1answer
16 views

Postfix Dovecot unix Error : missing '=' after attribute

According to multiple documents like https://help.ubuntu.com/community/Postfix/DovecotLDAP One of the configuration lines is: dovecot unix - n n - - pipe ...
0
votes
0answers
27 views

How to log failed username and plaintext passwords in dovecot server using PAM authentication?

I am configuring web mail honeypot in centOS 6.6 using SquirrelMail, postfix and Dovecot. I need to log all the entered user name and plain text passwords for web mail login. Modifications done to ...
1
vote
1answer
21 views

Postfix / Dovecot Mail appears in logs, but not in its respective folder

I'm currently trying to set up Postfix with Dovecot, but something does not seem to work the way it should be. For some reason, mails I sent to my mail account appear in the logs, but do not become ...
0
votes
0answers
11 views

Postfixadmin keeps loading while adding mailbox

I have configured postfixadmin 2.92. While adding mailbox postfixadmin keeps on loading and does not return any information like mailbox is created. But in mysql the mailbox has been added. Later when ...
0
votes
1answer
13 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 ...
1
vote
1answer
114 views

unable establish remote imap connection, why not?

A remote CentOS 7 web server is able to successfully receive email sent from elsewhere on the internet addressed to me@mydomain.com . An app running on the same CentOS 7 server is able to use ...
0
votes
0answers
31 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 ...
3
votes
0answers
176 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 ...
-1
votes
1answer
152 views

How do I read Maildir RFC822 messages from the CentOS 7 terminal?

In a CentOS 7 server with dovecot, postfix, mailx installed, I have mail configured to be stored in Maildir format. How can I use the terminal to access and view the RFC822 messages stored in a ...
0
votes
0answers
25 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 ...
0
votes
1answer
39 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): ...
1
vote
3answers
277 views

Run script on receipt of email

I run a Postfix/Dovecot mail server for personal use. There's only a handful of actual mailboxes, essentially just postmaster@domain.com and username@domain.com. I frequently use the virtual file to ...
0
votes
0answers
94 views

hooking up dovecot/postfix to mysql on CentOS 7

On a CentOS 7 web server, a java web application with a mysql database needs to be able to process incoming email. This means that each email message received by a specific email address needs to be ...
0
votes
1answer
84 views

How can I programmatically access the contents of a Dovecot mailbox in CentOS 7?

I just set up postfix and dovecot on a CentOS 7 server using this tutorial. I am able to successfully create a mail record using echo "TEST" | mail -s "testmail" youruser@localhost && tail -f ...
3
votes
1answer
279 views

ACL/MAC Permissions for dovecot and postfix in CentOS 7

I am using this tutorial to set up Postfix and Dovecot on a CentOS 7 web server. But when I try to send a test email using sudo echo "TEST" | mail -s "testmail" newuser@localhost && sudo tail ...
1
vote
0answers
71 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 ...
0
votes
1answer
54 views

Dovecot (imap) not starting

I'm running Ubuntu 14.10 installed postfix dovecot vimbadmin and roundcube. Everything works except dovecot. When I restart dovecot I get this: stop: Unknown instance: dovecot start/running, ...
4
votes
1answer
109 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 ...
0
votes
0answers
49 views

Dovecot/Postfix and mail vmail directory

I've setup a Postfix/Dovecot mail server. I'm using Postfixadmin to set up a SQL users database. My question is If I ever migrate to another server and I don't have the /var/vmail directory ...
1
vote
0answers
14 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 ...
0
votes
1answer
843 views

Upgraded to Ubuntu 14.04 - Mail server missing dovecot-lmtp even though it is installed

So I upgraded to Ubuntu 14.04.1 from 12.04 the other day. Easy upgrade process. Everything worked fine except for my mail server stopped receiving mail. The logs show the mail arrives and is ...
0
votes
0answers
548 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 ...
1
vote
2answers
1k views

How do I install Exim and Horde on Centos 7 with MariaDB 10?

I can't find a guide for this (they are old and don't work) and I can't seem to manage to install it. I can't install Postfix because of its dependencies, so I'm going with Exim, which I installed ...
1
vote
0answers
218 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 ...
5
votes
1answer
289 views

accessing Maildir locally with Mutt and remotely over IMAP simultaneously

I have Postfix + Maildir + Dovecot + IMAP on my mailserver. I am accessing my mailbox remotely over IMAP with one or more clients (Thunderbird). Additionally, on the server I have mutt configured for ...
2
votes
3answers
1k views

specify certificate of CA in Dovecot

In Postfix, I have specified my private key, my certificate, and the certificate of my CA smtpd_tls_CAfile = /etc/ssl/cacert.pem smtpd_tls_key_file = /etc/ssl/server.key smtpd_tls_cert_file = ...
1
vote
1answer
2k views

Mail filtering with procmail in a postfix/dovecot system with virtual users

I had a postfix/dovecot system with mail users working. After unsuccessfully following a few tutorials online to enable procmail, now I have an unusable system. What I want is to enable procmail ...
4
votes
1answer
165 views

multiple clients accessing one email account over IMAP

I am using Postfix + Dovecot + IMAP + Maildir and I am accessing my server from two different machines (desktop and Laptop), i.e. two clients (Thunderbird). The are sometimes running simultaneously, ...
3
votes
3answers
1k views

Dovecot ignores settings for mailboxes

I have set up Dovecot on my Postfix mailserver. My mailserver is using Maildir format: home_mailbox = Mail/inbox/ A user's Mail directory looks like this: $HOME/Mail/inbox $HOME/Mail/drafts ...
2
votes
1answer
1k views

Dovecot: Corrupted index cache file

I received following error message in /var/mail/mail.err: Jun 14 00:03:42 max dovecot: IMAP(bernhard): Corrupted index cache file /home/bernhard/Mail/.indexes/.imap/INBOX/dovecot.index.cache: ...
1
vote
0answers
267 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). ...
2
votes
1answer
92 views

Is there an exhaustive list of plugins for Dovecot?

Background I am looking for plugins for Dovecot (specifically authentication plugins) because I would like to look at source code for reference as to how to make an authentication plugin for Dovecot. ...
1
vote
3answers
5k views

Thunderbird fails to connect to Dovecot and Postfix

I set up Dovecot and Postfix, but when I try to authenticate with Thunderbird, it gives this error: "Thunderbird failed to find the settings for your email account." ==> /var/log/dovecot-info.log ...
0
votes
0answers
131 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 ...
2
votes
1answer
94 views

Obtain pop-id or IP address when client logs into Dovecot server

Background I have been doing some research on the Dovecot mail server documentation on ways to get client information when a client connects to the server. I am interested in using these to program an ...
0
votes
1answer
338 views

dovecot mysql-connection error because of special charater in config

I successful set up my Server with froxlor, etc. but now I get errros with my mail delivery Agent because I use a '#' in my mysql-pw. I tried to escape it with a '\' but it doens't seem to work. :( ...
1
vote
0answers
757 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 ...
0
votes
1answer
177 views

Linking the `mail` and `sendmail` commands to Dovecot and Postfix

I have recently set up my mail server with Debian 7.2 (Wheezy), Dovecot, and Postfix, as described in this guide. This is all working fine, and I have installed and configured Roundcube and ...
3
votes
3answers
508 views

How to migrate data from server to server with as little downtime as possible?

I have a server running dovecot using the maildir format with a fairly large userbase (10k users or so) with each user having around a GB quota. The actual mail directories are stored on a separate ...
0
votes
1answer
814 views

Difference between Dovecot and Z-push

I am trying to understand how email on a Linux system works. From Google searches I encountered both Dovecot and Z-push in the context of push mail, and sometimes used together. I was under the ...
-3
votes
1answer
125 views

Dovecot to ignore invalid email addresses [closed]

I have a server [Redmine] which sends notifications to users on the project and it happens that some of the user mails are not correct. The server puts everbody in the "To" or "Bcc" field depending on ...
2
votes
1answer
254 views

Is it possible to import vmail folder from old iRedMail to new iRedMail installation?

Basically, what I did: Copied vmail folder to my local machine. Reinstalled my VPS. Installed iRedMail again. Created same users on the same domain. Question is - can I somehow copy over my old ...
0
votes
0answers
185 views

Is it possible to import vmail folder from old iRedMail to new iRedMail installation?

Basically, what I did: Copied vmail folder to my local machine. Reinstalled my VPS. Installed iRedMail again. Created same users on the same domain. Question is - can I somehow copy over my old ...
2
votes
2answers
420 views

Dovecot POP3S & IMAPS SSL Certificate that works for all user domains

This may be a really stupid question, but I can't seem to put my head around it. I have a mail server I'm trying to setup to service 6 domains. I will have multiple mail users accessing the server via ...
1
vote
1answer
3k views

Mail Server on CentOS - Relay access denied

I have setup Postfix and Dovecot on my CentOS Server. Now I am using unsecure SMTP and POP/IMAP (ports 25 and 110/143). I can send mail locally to and from myself, but when I want to send email TO ...
0
votes
1answer
2k views

Postfix: 554 5.7.1 Relay Access Denied

My Problem is this: I can send E-Mails from my E-Mail (evolutio@lars-dev.de) to my other Emails like @gmail @web @gmx ... But when I try to send a E-Mail from GMail to evolutio@lars-dev.de I have the ...
0
votes
1answer
217 views

Set up an email domain with Postfix and Dovecot

I am very new to the Linux world so please forgive me. I have a VPS running Ubuntu 12.10 x86 and I have installed Rails3, Nginx, Mysql and Passenger. All are up and running. I want to set up mail so ...
1
vote
2answers
3k views

Installing Dovecot and Exim on CentOS 6.4

I've been looking for some guides on setting up a secure Dovecot and Exim mail server setup on CentOS 6.4, however it seems there's nothing out there. Does anyone know of any guides - or - if someone ...
1
vote
0answers
396 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 ...
2
votes
1answer
122 views

Using iptables to block for specific services

I am using ipset in conjunction with iptables to create a list of IPs I want to block. I did this: ipset -N blocking iphash ipset -A blocking 124.205.11.230 // and repeated this line for all IPs I ...