A IMAP and POP3 email server.

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1k views

Mail server on ubuntu(postfix+dovecot+squirrelmail)

I have got to setup a mail server(ubuntu cloud server) and I'm preparing for it on my home computer(ubuntu vm) to make sure my manager that it works and I could. I started with Postfix, Dovecot, and ...
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2answers
825 views

Dovecot suddenly stopped working. HELP! “can't auth”

I am running out of ideas here.. I've been trying to fix this for 3 hours. Box is debian lenny. Mail.log contains the following: Can't connect to auth server at /var/run/dovecot/auth-master: No such ...
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592 views

How do I persuade Dovecot and postfix to use multiple passwd files for user accounts and passwords?

I'm setting up Dovecot and postfix for the first time, and I'm a little stuck. I'm sharing a virtual server with a few other people and I want a separate user account file (passwd file) for each ...
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1answer
26 views

Maildir “new” has messages but Inbox is empty

I'm installing a new mail server (Postfix/Dovecot+Maildir) in a fresh OS. Using Thunderbird (or Squirrelmail) I can send mails but my inbox is empty even when I can see them in ...
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1answer
35 views

Installation of Postfix and Dovecot Mail Server on Ubuntu and Postfix will not start

Information on the Mail Server Installation Process Followed... Hello I have a server with DigitalOcean that I am trying to install an email server on so I can add and manage email accounts. This is ...
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21 views

Exim permissions when sharing a dovecot mailfolder

Using dovecot on debian wheezy, I have just set up a shared mailfolder inside another user's mail folder to be able to share the contents of this mailfolder with some other users, wthout duplicating ...
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1answer
83 views

Postfix 'tlsv1 alert unknown ca'

I have VPS (server A) and hosting (server B). On the server A, I've set up mail server (debian, postfix, dovecot, postfixadmin and roundcube, self-signed cert, TLS only auth) which works fine: I can ...
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141 views

Postfix/Dovecot configuration with virtual users

I followed this tutorial for configuring Postfix + Dovecot with virtual users (in a mysql database) : ...
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97 views

Postfix message ID originating process?

Last night my postfix mail server(Debian Squeeze with dovecot, roundcube, opendkim and spamassassin enabled) started sending out spam from a single domain of mine like these: $cat mail.log|grep ...
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75 views

Postfix/dovecot remove LDAP user

I have to remove or blacklist an LDAP/dovecot user. The authentication is setup from active directory what I cannot manage so I thought there should be a way at least to disable this specific user on ...
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1answer
242 views

Server sending spam - how to find out why?

I have a CentOS 6 on a dedicated server. I'm the only one with shell access to it. I host 2 Wordpress and few simple PHP sites there. My hosting company just emailed me that they blocked my port 25 as ...
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356 views

How do I fix this dovecot SELinux error in audit.log on CentOS?

I'm getting these SELinux errors in /var/log/audit/audit.log for dovecot. type=USER_AUTH msg=audit(1404794536.249:100679): user pid=28375 uid=0 auid=0 ses=2700 ...
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1answer
2k views

CentOS 6.5 Webmail Server: warning: SASL: Connect to private/auth failed: No such file or directory

I'm trying to run a webmail server on CentOS with Postfix, Docecot and Roundcube. Whenever I try to send mail or send a test email to my server it fails. I can login so looks like Dovecot is okay. ...
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1answer
61 views

Dovecot doesn't use my mail_location parameter

I'm using Exim 4.72 and Dovecot 1.2.15 on Debian 6.0.9. Exim delivers emails to /home/username in a mbox file. dovecot.conf mail_location = mbox:~/:INBOX=/var/mail/%n But - dovecot -n ...
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127 views

How do I convert all accounts on a dovecot IMAP server from one Maildir layout to another?

I am currently running dovecot 2.x on a server with the following layout for mailboxes: mail_location = maildir:~/Maildir I would like to change the layout to this format: mail_location = ...
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1answer
153 views

Dovecot - Unexpected messages order after move

There is Dovecot service on the server. I had moved messages in user mailbox manually from one to another. Now I am experiencing some sorting problem on iOS device. For example: I have mail 2 days ...
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1answer
146 views

How to avoid 554 error duplicate header

I set up IRedMail on an AWS server, so the mail stack looks something like this: Postfix Dovecot Roundcube Mail sent through Amazon SES I'm trying to forward emails to Gmail using the Managesieve ...
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1answer
359 views

Sieve: filter subject with regex, file into mailbox named match

I am trying to filter mails by subject with a regular expression. The subjects I want to match are read like [git-foo] some more text where foo is the string I want to check for. I end up with the ...
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1answer
4k views

Dovecot connection imap/pop3 issue

I've just installed postfix/dovecot on linux (last Debian), I've setup for starttls. I try to connect via imap or pop3 with thunderbird but I can't get the mails... No error message on thunderbird, ...
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1answer
473 views

Setting up a mail server using postfix, dovecot, mailman and ldap

I don't really have much experience with mail servers so forgive me if some of my terminology is off. First of all, here's what I'm trying to do: get user information using ldap (postfix?) ...
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1answer
398 views

Dovecot imap-postlogin failed

In short I am trying to run a bash script which will then update a mysql database with the last login date/time & last IP for each mailbox. If i remove the modifications that cause the script to ...
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1answer
127 views

Dovecot without MYSQL

I've been using Dovecot with passdb and userdb with MYSQL, but it's now putting an extra stress on the database, since I use IMAP and along with the daily hacking attemps, scanners and everything that ...
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2answers
961 views

Debian - Postfix + Dovecot, send but not receive mail

I have followed the instructions in this tutorial. I can successfully sent emails but i cannot receive. Here is exactly what happens: When i sent an email from my hotmail account if i do # ls ...
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2answers
417 views

Dovecot with S3QL

Due to periodically running out of space on EBS volumes on AWS EC2, and looking to make the setup more fault resistant in case of server/volume failure, I'm considering moving a Dovecot maildir ...
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1answer
3k views

warning: hostname localhost does not resolve to address

i'm using iRedmail on my Debian box. I tried to use outlook for for email client, but i got this error and couldn't resolve it. Nov 19 17:25:10 mail postfix/smtpd[7011]: warning: hostname localhost ...
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1answer
126 views

Making sure Postfix MDA and Dovecot IMAP understand mailbox location?

I want to setup Postfix and Dovecot with Postfix as the SMTP MTA (mail transfer agent) and the MDA (mail delivery agent) and Dovecot just as the IMAP server, but I want to make sure that they each ...
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2answers
154 views

How to intercept incoming mail data between mail server and web server

I've been asked to provide a way of loading incoming e-mails, manipulate some part of the text and then forward it to the web server for the client to read. Basically, intercept the mail, put it ...
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1answer
2k views

Can't send or receive email with Postfix (times out)

I'm using Postfix and Dovecot on Debian Wheezy for sending and receiving emails. Dovecot seems to work just fine; I can connect, retrieve, move around, delete, etc., emails that already existed in the ...
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1answer
128 views

Upgrading an old Ubuntu Server 11.04 deployment

I've been tasked to upgrade an Ubuntu Server 11.04 box to one of the later versions due to support for the Natty end of life being reached last year. I've no idea how they got by for almost 12 months ...
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1answer
1k views

Upgrading Squeeze to Wheezy: Unresolved Dependencies

So I upgraded from Squeeze to Wheezy and Dovecot failed to resolve dependencies: dpkg: error processing dovecot-pop3d (--configure): dependency problems - leaving unconfigured Errors were ...
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1answer
186 views

Dovecot POP3 username - does it require the @ symbol?

I'm having some mail issues which I'm trying to resolve. When I connect to my mail server using telnet should I supply my username like this: USER name or USER name@domain.com or doesn't it ...
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1answer
170 views

Why dovecot doesn't deliver the E-Mails?

I have the problem, that dovecot doesn't deliver the E-Mails to my Inbox (roundcube). my dovecot.conf base_dir = /var/run/dovecot # Ich habe nur IMAP(S) in Verwendung, für POP3 einfach noch pop3 ...
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1answer
396 views

Is it safe to move IMAP message files around when using dovecot?

I'm running postfix + dovecot, and all IMAP messages are in /var/vmail/DOMAIN/USER. I'd like to make a cron script that will look for messages for all users in a folder called 'False Positives,' ...
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1answer
539 views

Dovecot listens on different interfaces for different services

I'm just setting up Dovecot 2 and I wanted to have it listen on port 993 for imaps on all interfaces and listen on port 143 for normal imap only on the loopback interface. That way I'd have less ...
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3answers
650 views

Postfix/Dovecot relay access denied

I have a mail server (Postfix/Dovecot) set up with the following configuration: email goes to a local mailbox for each virtual user, and is also forwarded to a Google Apps address (e.g. ...
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1answer
343 views

Postfix + Dovecot SASL - Need catch all with virtual users

I have a Postfix instance using SASL with Dovecot for authentication. I am using virtual_alias_maps for some address rewriting, but I'm unable to use a catch all definition (@domain newaddress) as ...
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1answer
111 views

Issues setting up mail server: relay access denied and mail loops back to myself

I have a Debian server with postfix configured with sasl and tls, and dovecot as a mail server. I'm having two separate problems sending mail to my account on the server. First, when I send mail ...
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1answer
2k views

How to configure postfix and dovecot so that thunderbird can automatically find settings

Our mailserver is a Ubuntu Server box with a Postfix/Dovecot combination. We enabled starttls with a correct certificate and everything is working ok. A lot of our users are using Thunderbird for ...
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1answer
175 views

procmail to deliver mail to 2 maildir locations

Now I am having Postifx --> procmailrc---> maildire---> dovecot and I need to have another maildir in another folder inside /root as a backup at the same time having /$home/maildir ? First and ...
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1answer
469 views

Dovecot sieve and over quota

Have got following trouble: when user is over quota there is a error message in exim log: $2012-11-06 14:22:38 1TVfxZ-00086u-U1 == username@domain R=localuser T=dovecot_delivery defer (0): Child ...
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1answer
2k views

Postfix to deliver mail to a virtual address mailbox

Postfix version 2.6.6, Dovecot Version 2.0.9 I want to setup Postfix + Dovecot. Dovecot seems to be working. I can authenticate. However, the mailbox is empty! Nothing will get delivered! I followed ...
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1answer
194 views

Postfix not receiving non-local mail

I set up a server with Postfix/Dovecot on Linode/Ubuntu 10.04 according to this guide, admittedly I've never done this before. Local mail works just fine, but trying to send email to it from external ...
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1answer
1k views

How to get a list of Dovecot IMAP users

How do you get a list of users for a dovecot email server that connect via IMAP (as opposed to POP)? Our server is setup to authenticate via LDAP/PAM. Is there an easy way to get a list of the users ...
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1answer
1k views

Dovecot/Postfix with SSL on EC2

I've been running through a tutorial at: http://www.cerebellumstrategies.com/amazon-linux-postfix-dovecot/ and everything works through the entire tutorial right up to checking the authentication. ...
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1answer
559 views

Dovecot high disk io

We're having some major issues with our mail server, normally after a reboot (but not always) where disk io will shoot up from an average 50-100mbps, to 200-300 mbps. I've narrowed it down to ...
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2answers
1k views

Postfix not working

A while ago I installed the postfix mail server on my ubuntu 10.04 VPS. At the time it was working good but now it's just stopped working. I was trying to enable SASL authentification and somewhere it ...
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1answer
501 views

I can't logon to the mail server using an NIS user account

Below is my configuration # 2.0.13: /etc/dovecot/dovecot.conf # OS: Linux 3.0.0-17-server x86_64 Ubuntu 11.10 auth_mechanisms = plain login mail_location = maildir:/nfs/users/%u/Maildir passdb { ...
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2answers
2k views

Dovecot install: what does this error mean?

I have postfix and dovecot installed on CentOS 6 (linode) along with MySQL. The table and user is already set up, postfix installed fine, but dovecot gives me this error in the mail log: Warning: ...
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1answer
3k views

can't view email in INBOX throught squirrelmail, only in /var/mail/user

I have installed postfix+dovecot+squirrelmail+sasl in Debian Squeeze. I can send email through squirrelmail, but can't receive mails there. I can view received mails only through cat /var/mail/user. ...
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176 views

Does Cyrus SASL support userdb authentication?

I'm not finding anything that indicates it doesn't; I need to be able to authenticate virtual users. If not do I need to start using dovecot?