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Questions tagged [dovecot]

A IMAP and POP3 email server.

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8 views

POSTFIX / DOVECOT: limit the number of connections per user in minute

I have a virtual user that checks his emails every minute per IMAP, using 4 phones and 2 laptops and a tablet. How can I permit only one job at one time?
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0answers
39 views

SASL: Connect to private/auth failed: Connection refused [on hold]

I have problems with my postfix configuration I've configured on my server MariaDB to store information on virtual domains and users and i'm following this guide . When i test postfix i receve the ...
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0answers
5 views

Feedback in terms of security/spam/performance (Postfix and Dovecot config)

I would like some feedback on my Postfix and Dovecot configs. I collected the following configuration over the past year and would like to know if it all makes sense. Please be critical, I would like ...
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0answers
6 views

How to run post-login scripting in Dovecot 1.2? [closed]

I would like to use the Masteruser to log in and migrate my mail. In the documentation there is a variable to set, which is called in post-login script. Assigning MASTER_USER = $USER in a postlogin ...
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0answers
9 views

cPanel/WHM: Dovecot config without Inbox prefix [closed]

I'm running a cPanel/WHM server with a Dovecot mail service. By default, Dovecot is configured to use an inbox namespace prefix = INBOX. This means special folders are named INBOX.Sent, INBOX.Drafts ...
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0answers
20 views

Receiving mails in /home/vmail/%d/%u/Maildir/new but can't display in Thunderbird Inbox

Quiet everything is in the tittle, I've finish to configure my mailserver and everything seems to work fine, no errors in logs but can't get my incomming mail getting into thunderbird Inbox. (same for ...
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0answers
26 views

Connection to the IMAP server interrupted when connecting to Postfix + Dovecot from Outlook

Goodmorning everyone. It's been some time since I have a problem with the configuration of my mail server on Ubuntu Server 18.04.01 made with Postfix and Dovecot. When I try to send / receive emails ...
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0answers
27 views

IMAP to Office 365 migration error

I am migrating mailboxes from an on-premise IMAP server to Office 365. Most of the accounts are migrating fine, but I'm hitting the following error on a handful of accounts. Error: ...
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14 views

Managesieve roundcube - retrieve original email subject and body with {tags}

I am using roundcube with managesieve plugin, and have setup a Vacation message. I would like to know if there is an option to retrieve the subject of the original email send by a user to be used ...
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3answers
31 views

Authenticate users using their firstname

I'm setting up a Postfic and Dovecot with LDAP email server. My users in LDAP is like this: dn: uid=firstname,ou=People,dc=domain,dc=com uid: firstname uidNumber: 4025 gidNumber: 4025 givenName: ...
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1answer
29 views

EXIM: Auth not advertised when using EHLO

I've moved my mail server from one VM over to another. Everything has been configured as it was previously, and from the perspective of IMAP, there are no issues. Currently however, I'm having an ...
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1answer
26 views

Postfix can't send or recieve emails

I have setup PostFix that is also running with dovecot on my server. My server is running Ubuntu 16.04. I cannot send or receive emails from squirrelmail that is also running on my server and it ...
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1answer
21 views

Remove dovecot emails based on subject

My server just got used as the return address for 100,000 spam emails. The emails are stacked up in various user's accounts and I want to delete them all. Is there a way using dovecot 1.1.7 to ...
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1answer
68 views

Dovecot Replication isn't notifying

I have dovecot v2.2.33.2 installed on Ubuntu 18.04.1. I have configured Dovecot replicator the same way I normally do it for HA servers, but for some reason it isn't syncing new emails that come into ...
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1answer
7 views

Dovecot Sieve: Store part of a message as a variable

I need to retrieve some parts of a message which looks like Subject: Test message Message-Id: <2788db2f-b5c3-4b8c-881e-362c3df4f915@server.local> Mime-Version: 1.0 Content-Type: multipart/...
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1answer
12 views

Dovecot Sieve and :output variable for execute adding invalid character

I'm trying to get blow Sieve filter to work require ["fileinto", "imap4flags", "mailbox", "body", "envelope", "vnd.dovecot.pipe", "variables", "vnd.dovecot.execute"]; if envelope :matches "To" "*@*" ...
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1answer
14 views

How to log incoming interface/IP for Postfix and Dovecot?

I have a dual-homed mail server, so it have IP1 and IP2 on it. I set it up so it answers on both IPs while send via single link only. The only thing I miss is how to figure out (and log it) which ...
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0answers
42 views

Dovecot proxy with lmtp

i try with this: Prefetch User Database Proxying and continiue my configuration Mail infrastructure with dovecot proxy Authenticate working as well, but i have another problem. I want configure ...
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1answer
38 views

Postfix/Amavis not filtering spam for entries in second domain

My postfix installation is working correctly (delivery via dovecot, spam filtering via amavis - spamassasin). I have some aliases in virtual, eg: info@mydomain2.com johnDoe However, for the ...
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0answers
63 views

Outlook 365 1808 - Autodiscover with Postfix/Dovecot

The situation is : I have a mail server with Postfix, Dovecot and Apache2 for the autodiscover URL. Mail server is set up for TLS only (465, 993 and 995) the domain is controlled by myself (SRV ...
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2answers
68 views

Postfix Alias issues

I am having an issue with setting up an alias "support-notify" in Postfix. Recipient address rejected: Access denied; I am running Postfix with OpenDKIM, OpenDMARC, Policyd-SPF, and Dovecot on ...
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1answer
34 views

Dovecot: Operation not permitted

Im using centos6 and centos web panel, postfix. I can send messages and login in roundcube. But i cant recieve messages. Dovecot log: Sep 09 13:52:31 lda(test@domain.su): Fatal: setuid(101) failed ...
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1answer
62 views

dovecot cannot lookup user in LDAP

my system is set up like this. smtp --> postfix --> dovecot (via LMTP) --> mailbox The tricky part is that authentication is against LDAP. A typical LDAP entry looks like this: CN=Jon Doe uid=jond ...
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1answer
53 views

No STARTTLS with Dovecot and Postfix

I have done a lot of searching and am not finding a solution. I had to reload Mageia 6 on my email server. I am using dovecot-2.2.34-1.mga6 and postfix-3.1.6-1.mga6. Openssl is openssl-1.0.2o-1....
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1answer
51 views

Postifx Dovecot lmtp, sieve not working

My mail server has a problem. I want to install sieve, but the rules do not work. As far as I found out, I think the handover at lmtp to dovecot does not work. e-mails can be received and sent, but ...
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1answer
26 views

Dovecot/Postfix - New e-mails doesn't show up in my inbox, even though ~/Maildir seems to be configured correctly?

first off, there is a very similar question to mine. I am aware of that, however the method the people on this thread presented unfortunately didn't work in the same expected way for me as it did for ...
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1answer
77 views

SMTP credentials for one server on another server - how does it work?

I have two VPS on DigitalOcean: example.com for my web page and mail.example.com as an email server. On mail.example.com I can successfully send and receive emails using terminal or a Roundcube web ...
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3answers
98 views

Dovecot imap send spam to junk

I am using Ubuntu 18.04 64 bit dovecot 2.2.33.2 spamassassin 3.4.1 amavisd The goal is to run an e-mail server, which I achieved already. I can access the e-mails at the server using Thunderbird ...
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3answers
43 views

Dovecot SSL - IMAP works, SMTP fails

I'm setting up a small mail server using postfix+dovecot. When running oppenssl s_client -connect mail.myserver.com:993 (IMAP), the server's certificate is displayed and I'm able to get an email ...
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1answer
44 views

Do I need a dovecot.socket?

My email server with dovecot works fine. I turned off IPv6 and encountered the following error in syslog: systemd[1]: [/lib/systemd/system/dovecot.socket:8] \ Failed to parse address value, ...
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1answer
98 views

Mail infrastructure with dovecot proxy

Hi there, I try make to work my mail infrastructure, but i have problem with this. I tryed with NGINX but i can read mail from thunderbird, but i can't send. It's problem with authentication. My ...
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0answers
35 views

CentOS 6.8 Postfix+Dovecot can't receive emails

I have a problem with Postfix. I think that I'm doing something wrong, but I can't understand what! Here is my main.cf file, after postconf -d alias_database = $alias_maps alias_maps = hash:/etc/...
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1answer
99 views

My incoming emails for virtual domains are not being synched by email clients (gmail and Apple mail)

I have setup a mail server on ubuntu 16.04 using postfix, dovecot and spamassasin, I am able to login to gmail and apple mail. emails in the form user@mydomain.com works fine, both incoming and ...
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1answer
74 views

What is Dovecot namespace inbox for?

Settings for dovecot is interesting. But there are a few things that i am not aware of. What is the namespace inbox? What is it for? In 10-mail.conf we can define the namespace inbox, and if its ...
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0answers
36 views

Email “catch all” function for postfix with mysql

I spent a day searching for an answer and I decided to write about it. Here's my question. My mail server configuration is based on this tutorial: https://thomas-leister.de/en/mailserver-debian-...
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1answer
380 views

Dovecot Aborted login user=<>

I have a problem with Dovecot configuration. I installed full pack VestaCP (Hosting Control Panel), it's included Dovecot. (Early, i configure many servers with this panel, and everything works ok) ...
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0answers
117 views

Postfix virtualdomains and relays of some domains

I have an ArchLinux server with postfix, postfixadmin, dovecot, roundcube, quotas and spamassassin running fine. The server is the main (not a backup or forwarding) of 3 virtual domains: domone....
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1answer
26 views

Postfix + Dovecot to receive emails only for specific mailboxes others piped to php script

I am fairly new to Postfix, Dovecot and have only basic knowledge of mail routing. There is a server that supposed to receive emails for variety of mailboxes with unlimited domains. (info@example.com,...
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1answer
202 views

Set up certs for multiple domains in Postfix and Dovecot

I don't know how to set up main.conf postfix config file and 10-ssl.conf dovecot config files in order to make my mail server capable to handle with multiple certificates. Let me explain... I have two ...
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1answer
113 views

Can't login to IMAP/POP3 server external

I have installed Postfix, Dovecot and MySQL via this tutorial (https://www.linode.com/docs/email/postfix/troubleshooting-problems-with-postfix-dovecot-and-mysql/). When I do the following command, I ...
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1answer
49 views

Set up SSL on email with Dovecot and Postfix

On my server I installed Postfix and Dovecot and Apache2 on Ubuntu. I bought a SSL certificate and used that to secure the website. This works fine. Now I want to configure Postfix and Dovecot with ...
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1answer
77 views

How to configure Postfix SMTP to mail to another server from external client?

I have a server with Dovecot and Postfix installed. I have set up squirrelmail which works. I want to be able to send mail from a mail client on a computer other than the server (external) to gmail/...
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0answers
80 views

Dovecot SSL Failure (Postfix Working Fine)

We're trying to connect an e-mail client to our mail server. We have postfix and Dovecot configured and running on ubuntu. We can see that Dovecot is listening on the correct port using: $ sudo ...
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0answers
167 views

Postfix + Dovecot User Auth

I am following the link below https://www.tecmint.com/setup-postfix-mail-server-in-ubuntu-debian/ Setup a email server on one of my debian box. I am able to send email through swaks, from my ...
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0answers
65 views

sending email from office365 to postfix mailbox resulting in LED=454 4.7.1 defer error

Operating system: Ubuntu 16.04 Software used for its purpose: LAMP, Dovecot, Postfix, Roundcube, Amavis, ClamAV and SpamAssassin I configured mail sever with following tutorial: https://www....
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1answer
153 views

Postfix + Dovecot + Sieve + forwarding + sieve

Let's suppose my domain at exampleserver.com. I have following sieve rule: require ["fileinto", "subaddress", "mailbox", "variables"]; if address :detail :matches "to" "*" { set "folder" "${1}"; ...
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1answer
50 views

Dovecot – Can send, not receive mail (visable in mail queue) Where is email?

Mail queue administration say’s: Received from myemail@adres.com H=mail-wm0-f44.google.com [74.125.82.44] P=esmtps X=TLSv1.2:ECDHE-RSA-AES128-GCM-SHA256:128 CV=no S=3663 DKIM=gmail.com id=...
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0answers
34 views

Postfix + Dovecot, Squirrelmail works, with Thunderbird no

I've followed this tutorial https://www.youtube.com/watch?v=uJLveRdnaOA&t and i've run own mail server. Everything is working, i can recive and send mails by squirrelmail client, but when I try to ...
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2answers
242 views

Manage multiple account from just one

I'll like to know if there is a way to manage multiple email account just from one. I have about 40 or 50 external POP3 email accounts, is there a way to forward all entry emails from those accounts ...
3
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1answer
342 views

Getting roundcube to work with dovecot, postfix, and letsencrypt

I am trying to get roundcube, dovecot, postfix, and certificates from letsencrypt to all work together on Debian 9. I installed roundcube using the apt-get command. When trying to log into roundcube ...