1
vote
1answer
14 views

Dovecot not serving old migrated emails for some clients

I have just migrated my emails to a new mail server. The old and the new server had the exact same setup using MailDir with fetchmail, procmail and dovecot. The configurations of those three ...
1
vote
0answers
31 views

Unified email strategy, migration from remote IMAP and Thunderbird

We are a small team of five people managing roughly 100 websites on a dozen servers. The current email strategy implemented by me some years ago seems not to be optimal any more. Let's describe the ...
0
votes
0answers
18 views

Add a per-domain filter in sieve

How can I set up a per-domain filter in sieve/dovecot? In documentation I can see per-user setting: sieve = ~/.dovecot.sieve, and right now I'm using global filter: sieve_before = ...
0
votes
0answers
28 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 = ...
0
votes
1answer
60 views

Dovecot: no auth attempts in 0 secs (IMAP protocol)

I'm having a lot of problems configuring dovecot ony vps. I'm already able to send email using port 110 and to receive email using port 25, but I can't connect using port 993 and 995. I'm using ...
0
votes
0answers
19 views

Postfix does not offer authentication on submission port when it is enabled

I'm having an odd (to me at least) problem with a new Postfix install. I'm using Postfix with Dovecot, and the IMAP from Dovecot is working just great, but when clients try to send mail to the ...
0
votes
3answers
75 views

Move mail server to a new server with no downtime

We have a server that currently acts as a web, database and mail server. We would like to move mail to its own dedicated server. So: The address for the mail server is mail.example.com. It has A ...
1
vote
1answer
87 views

“Postfix SMTP server: errors from *” repeated automatic response

I'm attempting to setup a mail server with Postfix and Dovecot. It's not really working all that well, but there's something more urgent I'd like to get fixed first. I sent a few test e-mail ...
0
votes
0answers
50 views

How to configure a dovecot cluster with non-shared storage

Dovecot has a Proxy service which allows to perform load balancing between Dovecot Backend servers. And there is a Director service which makes it easy to have temporarily user -> server mapping. ...
1
vote
1answer
76 views

Postfix alias and “impersonating” issue

I recently started configuring addresses on my postfix server and stumbled into an issue with my colleagues. So assume i have an alias testing@bar.ru which forwards mail to screatch@gmail.com and ...
0
votes
1answer
25 views

How to log mail client with Dovecot / Postfix

Does anyone know if it's possible to have Dovecot or Postfix output the mail client of a user? In Dovecot's variables list, I cannot find anything in that direction.
1
vote
0answers
77 views

Login to SquirrelMail as a virtual user

I am on CentOS 6 with Postfix, Dovecot, and PostfixAdmin. I have configured an external domain with the user me@domain.com as a virtual user. It's receiving mail without a problem at ...
-2
votes
3answers
50 views

Procmail or/and dovecot? [closed]

At my class project I'm asked to install and configure a mail service, to do that I have to : Install and configure postfix Install and configure Procmail Configure postfix authentification with ...
0
votes
0answers
64 views

Postfix with Dovecot on Ubuntu - create group for local users only

Could someone provide me with info how to setup Postfix mail server to have one special group of users whom will only have a permission to send or receive mails inside domain. They can not send mail ...
0
votes
1answer
128 views

How to configure postfix/dovecot setup to reject certain mail

I followed this (https://workaround.org/ispmail/squeeze/big-picture) tutorial to set up my mailserver and it works very well. I'd like to be able to reject email from certain users or if it contains ...
1
vote
1answer
186 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?) ...
0
votes
0answers
109 views

Enable ZIP compression of mails in Dovecot

Can you tell me how to enable ZIP compression of mails in Dovecot? I use mdbox as storage and enabled the zlib plugin by adding a 90-zlib.conf to /etc/dovecot/conf.d/ with the content plugin { ...
1
vote
1answer
124 views

working mail system (real users) switch to virtual users Postfix+Dovecot+Roundcube Debian Wheezy

I have a working configuration on a Debian Wheezy VPS of: postfix 2.9.6 dovecot 2.1.7 (imap and pop3 but only use imap) roundcube 0.9.5 This is using real mailboxes (i.e. my linux ...
0
votes
2answers
1k views

Dovecot configuration error (Permission denied) - Email for root

I have setup a local user called postman and logged into it using Thunderbird (IMAP). Following is being shown in the mail error log. Dec 14 23:45:18 ams1 dovecot: lda(root): Fatal: Invalid user ...
0
votes
1answer
273 views

How do you configure Dovecot and Roundcube to be webmail only? No external client connections for IMAP/SMTP/POP3

In a fully-working email server (setup with iRedmail in this case) with RoundCube for webmail, and Dovecot/Postfix/etc, how can you disable external client connections to IMAP/SMTP/POP3 and make the ...
0
votes
1answer
77 views

Ubuntu VPS - email and webserver

I have a VPS based on Ubuntu, it has installed whole LAMP, everything needed for a web server and it works perfectly, but I'm still not able to configure it as a mail server.... I have configured MX ...
0
votes
0answers
67 views

can't send with postfix but I can whith one user

I have a postfix and dovecot server but when i try to send an email i get an time -out. Im trying to send with the email pinda@treadity.com. A telnet session isn't helping much ether. I get a blank ...
1
vote
1answer
449 views

Can't connect to smtp (postfix, dovecot) after making a change and trying to change it back

I am using postfix and dovecot along with zpanel and I tried enabling SSL and then turned it off as I did not have SSL configured yet and I realized it was a bit stupid at the time. I am using CentOS ...
0
votes
2answers
2k views

Postfix returning “no SASL authentication mechanisms” despite mySQL auth config being seemingly valid

I am trying to set up a mail server that has multi domain support using Postfix+Dovecot+mySQL. I was following this guide. I seem to have everything set up and the server is sending the dovecot ...
0
votes
1answer
96 views

Dovecot emails not deletable

I have a Dovecot mail server running an everything is working fine - all emails arrive and new messages can go out. To give the users the possibility to read their emails and to write them, i have ...
0
votes
0answers
100 views

Postfix Dovecot receive, no send

I've recently set up an email server using postfix and dovecot. On my android phone I can get incoming emails, but I can't use outgoing emails. When I attempt to set up "Can't safely connect to ...
0
votes
0answers
32 views

EML email repair

I have stored in standard eml format a load of emails with various forms of corrupt headers following a disk failure. This ranges from the date field being incorrect to the content type of the message ...
0
votes
0answers
151 views

Password data is not valid for scheme SHA512: Input length isn't valid (24 instead of 64)

I am setting up dovecot with pgsql. I have setup the MTA and can receive mail correctly with the mailboxes setup in the database, but when i login via a mail client to dovecot I get in my maillog: ...
1
vote
1answer
61 views

Problematic Mail Sieve rules

I need top classify my incomming emails using this three rules: if the email was send to any @somedomain.tld, then copy that email to "somedomain_tld" if the email was send to any other @*.tld , ...
0
votes
0answers
101 views

Info on login failure reasons in Dovecot logs?

Is there a way to get info on the source of authentication failures (SASL, IMAP/POP3 mailbox access) and at the same time the username from Dovecot logs? I have a 2.2.4 installation (+ Postfix), with ...
0
votes
1answer
478 views

Fetching mails into postfix/dovecot via pop3/imap

I managed to set up my first Debian mail server using postfix and dovecot. I use roundcube to access my IMAP accounts which are defined by virtual users in a MySQL data base. Everything works ...
0
votes
1answer
560 views

dovecot not letting me telnet localhost 110 — imap and pop3-login not starting up

I'm setting up a mailserver along the lines of http://workaround.org/ispmail/squeeze/setting-up-dovecot. I've done it successfully in the past, the only wrinkle this time is that dovecot has moved up ...
0
votes
2answers
1k views

dovecot start “Address already in use” error

I'm currently trying to use some "me@mydomain.com" adresses on my dedicated server (Centos5). To do so, I'm tring to launch dovecot with /etc/init.d/dovecot start, but I get the following error ...
-1
votes
1answer
244 views

Why am I unable to send mail? [closed]

I installed iredmail, and used it to set up a mail server on Debian 7 based VPS. Everything went fine, I can send and receive email via webmail. However on trying to send mail via SMTP on a client ...
0
votes
1answer
112 views

Mail Authentication Randomly Failing

This started about 4 days ago on a production server. Clients started getting random incorrect password dialog boxes in their email programs, most use Outlook. This happens for email addresses on all ...
1
vote
0answers
31 views

Postfix: Keeps delivering the same E-Mail queue

Recently, my ISP had some trouble with their HDD's and it happend to be that the drive in my dedicated server went up smoke. No big deal, their pushed the latest backup on a new HDD, alright. But, ...
0
votes
1answer
116 views

Dovecot Forward Spam

I was wondering if anyone had any knowledge on how this idea can be done. It's not a requirement but more of an idea I came up with that I don't know how to word my google searches to find out if it's ...
3
votes
1answer
991 views

HA mail server configuration

I have a mail domain and two servers (machines) with Centos 6.4 and public IP addresses. Postfix mail server and Dovecot IMAP/POP3 Server are installed on both. How would I set them up redundantly so ...
0
votes
0answers
71 views

Mail server - emails are lost

I juste migrate my mail Postfix + Dovecot server from a dedicated server to another. I've also copied exactly the same configuration, and mailbox folder on the new server. The SMTP is working fine, ...
1
vote
1answer
224 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,' ...
1
vote
0answers
141 views

Fetch all Mail from an IMAP server with Postfix to distribute on local IMAP server

The situation: The constellation: We have a managed, dedicated server from a professional provider. We currently have Tobit David.fx server in use within our local network which fetches all E-Mails ...
0
votes
1answer
171 views

Emails from server going to junk/spam in Outlook and Gmail [duplicate]

Althought I have setup my rDNS correctly and have SPF and DomainKeys setup on my cPanel server I'm still getting all emails sent from our mailserver to spam, unless the domain is whitelisted by the ...
0
votes
2answers
290 views

Postfix - mail server connects and then disconnects

I have problems receiving mails from my security cam My mailserver is running postfix and dovecot By checking /var/log/mail.log the output is this mail postfix/smtpd[1677]: connect from ...
-2
votes
1answer
275 views

Does rsync migrate mail servers? [closed]

imapsync gives errors, here's my previous post. So is it possible to migrate mail servers (dovecot to dovecot) using rsync? If not, then how to migrate mail servers? Is there any tools other than ...
2
votes
1answer
2k views

How to automatically forward mail with Postfix/Dovecot?

I set up Postfix/Dovecot with MySQL on a Linode instance from this tutorial, and I am now trying to forward all email that comes to someaddress@mydomain.com to anotheraddress@anotherdomain.com ...
0
votes
1answer
495 views

Postfix SASL+submission relay access denied

I have been at this for a couple of hours, and apparently I am missing something in newer postfix versions. I have the server set up, and it works locally but when I try to send from a remote network ...
0
votes
1answer
77 views

Is there any way to mask the INBOX label for Dovecot 1.2x Shared Mailboxes?

I'm setting up a new Dovecot sever to replace an old Cyrus server, and need to keep things as consistent as possible. I have a couple local accounts, like junkmail and notjunkmail that users get ...
0
votes
1answer
939 views

CentOS Dovecot Permission Denied

I have a dovecot mail server setup with Virtualmin, and for some reason, out of the blue, yesterday, the mail server stopped working. I found that in the /var/log/maillog file, I have the following ...
2
votes
1answer
95 views

Thunderbird disconnecting from Dovecot

I'm managing a Dovecot POP3 server which serves large number of users. Some of these users are in remote locations. I'm getting reports about users whose Thunderbird clients show the number of mails ...
1
vote
1answer
4k views

PostFix and Dovecot - fatal: no SASL authentication

After following the guide provided by debuntu.org (http://www.debuntu.org/how-to-virtual-emails-accounts-with-postfix-and-dovecot/) which was very helpful, I immediately began having issues with SASL ...