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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21 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
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1answer
35 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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0answers
25 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 ...
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0answers
12 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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1answer
603 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 ...
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0answers
332 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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2answers
761 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 ...
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0answers
146 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
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1answer
203 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 ...
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3answers
372 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
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1answer
791 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
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1answer
71 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
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3answers
428 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
561 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
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0answers
168 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
70 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. ...
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2answers
3k 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 ...
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0answers
104 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
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1answer
79 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
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1answer
177 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. :( ...
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0answers
398 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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1answer
147 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
386 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
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1answer
654 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 ...
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1answer
113 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
181 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 ...
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0answers
148 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
355 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
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1answer
2k 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
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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
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1answer
196 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
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2answers
2k 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
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0answers
333 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
117 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 ...
1
vote
1answer
946 views

Error when restarting Postfix

I have recently purchased an SMTP server for my web app (I need to send account confirmation emails to my users and I don't want them to go into the SPAM folder, I will also be using it for email ...
0
votes
1answer
330 views

Force users to change email password every six months

I'm going to build an experimental mail server with Postfix + Dovecot and Mysql for user accounts. The server will offer SMTP + POP3 + IMAP. Is there a way to force users to change their mail account ...
0
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2answers
1k views

Dovecot version upgrade

I am using ubuntu 12.04 and dovecot version is 1.2.9, I want to upgrade my dovecot version from 1.2.9 to 2.1.7
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0answers
1k views

Mail Server not working?

I am trying to setup mail server since a long time but as I am new to Linux I have unsuccessfully configured it to the best as I could but now I need assistance. I have installed it using the links ...