Questions tagged [dovecot]

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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Dovecot Active:failed because of ssl_cert: can't open file /etc/dovecot/private/dovecot.pem: Permission denied. Why?

Hello I try to follow this Postfix/Dovecot tutorial series: https://www.youtube.com/watch?v=njiNRppQNJw&list=PLibQjquhfgjjosRrZxlDepXfehDXuQJu_&index=5 When I run dovecot: sudo service dovecot ...
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9 views

Add Support CRAM-MD5 or DIGEST-MD5 to SMTP server

I use a CentOS Linux server release 7.8.2003 (Core) by Godaddy. My problem is that the SMTP mail server (dovecot-2.3.10.1-1.cp1186.x86_64 and exim-4.93-5.cp1186.x86_64) doesn't accept CRAM-MD5 or ...
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12 views

LogWatch filtering rule for dovecot’s sieve not applied

I have Debian 10 (Buster) installed with dovecot, sieve and logwatch. In my sieve file I have rules with discard. As a consequence I get plenty of the following lines in my syslog file. Nov 2 19:46:...
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22 views

Dovecot Corporate SSL certificate goes wrong somehow

I am trying to install Dovecot for the very first time ever. As far as I see I do have Dovecot up and running already, but I am not happy about these selfsigned certificate that is assigned to. I am ...
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77 views

Dovecot: imap-login: Aborted login (no auth attempts in 0 secs): user=<>

After install server zabbix i've configure it to send mail trought mail server in my lan In log i found this line everey 1 minute dovecot: imap-login: Aborted login (no auth attempts in 0 secs): user=&...
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60 views

O365 attempting to use fetchmail to poll emails to local postfix/dovecot mails server

We currently have an application that uses IMAP/POP3 to access mail in O365; however, Microsoft has determined that they will no longer be allowing basic authentication. By do this, the application ...
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16 views

Is there a way to identify whether or not emails belong to a conversation?

I run Postfix and Dovecot. Is there a way to track whether or not a list of emails belong to the same conversation? I refer to a situation when I send an email to X, and X replies me, and then I send ...
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11 views

What makes postfix create /var/spool/postfix/lmtp?

What is the purpose of /var/spool/postfix/lmtp? Why does postfix create it? I put mailbox_transport = lmtp:unix:/run/dovecot/lmtp in main.cf, but I still have /var/spool/postfix/lmtp around even ...
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28 views

postfix mail bounced (user unknown) relay=spamassassin

I am unable to send emails to outside recipients, however I can send to recipients that I've registered on the same mail server in virtual-domains etc. I can also receive emails just fine from the ...
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67 views

postfix/lmtp User doesn't exist

I am trying to setup a postfix server with dovecot as the mail delivery agent. When trying to send an email to bruno@2c2axxx.online-server.cloud the mail is rejected with the following error: Aug 14 ...
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17 views

How to upload maildir to imap service

I have recovered a crashed server with maildir folders in it (ex WHM server) and need to transfer these messages to the new server with imap. I cannot run imap services on the old server. but I have ...
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61 views

How can I set file permissions for new files in Maildir?

So I run debian 10 through VMbox on win10. I am setting up an email server right now and the things that won't let me turn in this quest is that I can't receive mail from the internet though I can ...
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85 views

Postfix, Dovecot,Mail in Spam (outlook)

Asking in this forum because there will be people with 1000000 more experience than me. Ive finished to configure a server, classical CentOS 8, same way as you can find at linuxbabe dot com. The ...
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14 views

Dovecot cache files get corrupted repeatedly. How do I make it stop?

I get this message from Dovecot all the time: Error: Corrupted record in index cache file Getting rid of the caches and restarting fixes it for a time, but then it gets corrupted again. How can I make ...
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1answer
667 views

ssl_protocols has been replaced by ssl_min_protocol

Dovecot updated to version 2.3.8 and started to show this warning. I have no clue what this means and how to get rid of it. Using CentOS 8. Log file has this: Jun 30 16:28:42 bluesky.bluesky.com ...
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40 views

Unable to send mail to a domain outside my own domain

[UPDATE: The issue fixed itself. I am thinking the relay server which in this case Sendgrid had something to do with this.] Everything was running smoothly until the Dovecot version got updated to 2.3....
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21 views

Can't login with Mac mail smtp can't /send or receive emails with dovecot/postfix

I set everything up following guides. Every test I run tells me it's all working but I can't log in with Mac mail with -o smtpd_sasl_auth_enable=yes when I turn this to no I can log in with Mac mail ...
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28 views

dovecot effective uid when authenticating against ldap

Setting up a dovecot instance which uses openldap as backend for user accounts (under Ubuntu Bionic). The user mailboxes look like this # find /home/virtual_mail/emont/ -type d -ls 2228468 4 ...
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8 views

thunderbird and dovecot interaction causing dovecot crashes due to folder content move. How do I stop the move

I have a small Raspberry Pi running raspbian stable which is my home server for mail. It runs a Dovecot/Postfix combination. On my desktop machine I read my mail using Thunderbird on linux. I ...
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20 views

How to keep dovecot from creating .imap directories if IMAP is disabled?

Since several years and through the last three Debian distributions, I am running dovecot as a POP3 server. In general, it works as expected, and I'm happy with it. However, there is one little issue ...
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2answers
276 views

Calling Bash script from Sieve script

I'm not sure if something similar has already been asked. I'm currently trying to push emails to our spam filter when they are moved to or out of the Junk folder so it can learn them as spam/ham. To ...
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22 views

Dovecot sieve and multiple recipient delimiter

Is it possible to use multiple recipient delimitator in dovecot sieve? I use + but in some site it isn't accepted. I've insert in this format for use also - but doesn't do: recipient_delimiter = +...
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181 views

How to update SSL Certificate on Postfix and Dovecot servers

There are two servers. I've rename new Sectigo Positive SSL Wildcard certificate files to old names and overwrite each: admin@postfix> ls /etc/postfix/ssl smtp.vpgt.lt.crt.old smtp.vpgt.lt.crt (...
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Dovecot pretends permission denied although I have permission

I cannot access my mails with dovecot from my server. This is what I find in the mail.log: Apr 14 01:31:33 user dovecot: imap-login: Login: user=<user>, method=PLAIN, rip=192.168.200.209, lip=...
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80 views

How do I set IMAP METADATA in dovecot?

Situation IMAP-Sieve works with administrator scripts, as described in the documentation. I want to use Sieve with IMAP events as an user. According to RFC 6785 I have to set the IMAP metadata entry ...
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10 views

Dovecot and recipient address with more then one subfolder

Sorry for my bad english! :) Can multiple recipient delimiters be used in one address? I would like to use an address that automatically creates multiple folders: example "user+folder+subfolder@...
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185 views

OpenDkim - Eerror loading Key while opendkim-testkey outputs key OK?

The mail.err has this (I've used FQDN.example.com as a marker for my domain): Mar 24 19:08:31 FQDN opendkim[17649]: can't load key from /etc/opendkim/keys/FQDN.example.com/mail.private: Permission ...
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18 views

squirrelmail installed, but no send / receive email

I recently installed squirrelmail on Ubuntu 18.04 server mostly following the guidelines in How to setup a mail server on Ubuntu 18.04? I am able to use login from browser, but when trying to send ...
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25 views

Ubuntu 14.04 How do I fix the imaplib.readonly error?

I'm trying to use an imap script to view emails from a server. My script is able to log in fine, I get the 'OK Logged in' message, it's able to list the mailvoxes and dump untagged responses. After ...
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9 views

Have sendmail authenticate users against dovecot (or passwd-style files)

I have set up a Debian 10 mail server with sendmail and dovecot+virtual users in preparation of a migration (the old server is also running sendmail + dovecot, but older versions and with "real" users)...
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141 views

Dovecot Sieve and MS Outlook

I am looking for some guidance using managesieved with MS Outlook. I am using dovecot as my IMAP server. I was hoping to configure and use managesieved with MS Outlook to store any rule on the server. ...
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37 views

Emails are sent to root user account instead of orig recpient

Although emails are said to be delivered by /var/log/maillog I can't see emails in that user account; instead all emails are received by root user only. What I need to verify so that mails sent by ...
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1answer
138 views

how can I manage services running in freebsd jail

I've inherited some systems that run on freebsd and inside jails. Basically the services running are old versions of qmail, spamd, dovecot, etc. None of the versions are up to date or even ...
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1answer
36 views

How can I add subdomains to letsencrypt using certbots?

I have certbot installed and successfully use it to encrypt my homepage. Now i tried to setup an email system for my website using dovecot and postfix. I got it mostly running, only problem is, ...
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1answer
33 views

How do I disable SASL in KMail?

I have a laptop running KMail 5.7.3 on Bionic Beaver. I just got a new computer with Eoan Ermine and am trying to set up Kmail 5.11.3 to use the same IMAP server. I set up the IMAP account, tried to ...
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210 views

Dovecot Sieve Trace does not create a log

i have a problem with my Dovecot 2.2.33.2 and Sieve Pigeonhole 0.4.21. I want to trace, which sieve rules are used if a mail get moved or deletet or rejected oder what ever sieve does with the mail. ...
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1answer
30 views

Dovecot add existent folder from command line

I've insert a .INBOX.test folder in my mailbox folder /home/user/Maildir but I dont see it from Thunderbird. What i have to do for see it?! Thanks
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45 views

How to create my own simple autoresponder for Postfix with custom conditions?

Postfix/Dovecot I want to create my simple custom autoresponder for Postfix, in Python, for instance. I don't need any third-party ready-to-user one. I want it to have some custom conditions such as ...
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1answer
41 views

How are images in imap mails supposed to be stored?

On a mail server running postfix and dovecot with imap, mails are stored plain on the disk. Within those mails, we have discovered that mails are stored in 2 ways. The image is embedded as a base64 ...
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2answers
852 views

My mailserver cant accept emails error 454 4.7.1 email@domain.tld: Relay access denied [closed]

sending emails is okay, I can send event to gmail. But when I send email from gmail, I've got error 454 4.7.1 email@domain.tld: Relay access denied I am using postfix with dovecot. I have sadly no ...
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1answer
123 views

Split large log file based on date criteria, while logging facility is running

the log file is /var/log/dovecot.info, >4GB, with date format: 2019-07-01 01:07:40 My objective is: have the /var/log/dovecot.info which starts with 2019-01-01 00:00:00 and contains up to now log ...
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1answer
4k views

dovecot: imap-login: Disconnected auth failed user=<>

Operating system Ubuntu Linux 18.04.2 Webmin version 1.900 (latest) Usermin version 1.751 (latest) Virtualmin version 6.06-2 (latest) I have a problem with Dovecot & Usermin/Virtualmin. The ...
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1answer
335 views

cannot authenticate via LDAP as user has multiple UIDs

Upgrading from SLES11 to SLES 12 I had to replace a working Cyrus mail server with dovecot. Unfortunately I'm unable to authenticate via LDAP (which was not a problem with Cyrus): My LDAP user has ...
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149 views

fail2ban not blocking access to imap ports

I have a mail server with dovecot. I run fail2ban on it, with the jail [dovecot] enabled. Here is the status of that jail. # fail2ban-client status dovecot Status for the jail: dovecot |- Filter | |...
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46 views

Strange error doveadm

I try to move mail from one user to another: sudo doveadm move -u touser INBOX user fromuser mailbox INBOX ALL In finally I get an error: doveadm(touser): Fatal: setresgid(1005(fromuser),1005(...
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188 views

Thunderbird can't find mail server configuration

I'm having issues when it comes to connecting to my mail server using Thunderbird client. The weird thing is that I can connect to my mail server usign telnet in the client "telnet mail.zumsfresh 25" ...
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1answer
908 views

opendkim.sock file not being created or does not exist

I'm attempting to configure opendkim on my raspberry email server that has a dovecot/postfix setup already configured. I have followed some tutorials and some forum posts to further diagnose my issue....
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1answer
501 views

How can I return (fetch) the subject using Dovecot's `doveadm fetch`?

Dovecot allows me to search on SUBJECT returning the body doveadm fetch -u myUser body SUBJECT mySubject body: My Body of message This shows me it knows what a SUBJECT is, but when I try to return ...
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75 views

dovecot aut-worker Fatal

I have set up a test Server with dovecot and get this error in mail.warn dovecot: auth-worker: Fatal: master: service(auth-worker): child 6169 killed with signal 11 My dovecot.conf is the same like ...
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1answer
871 views

Roundcube Error: Connection to storage server failed

I installed Roundcube on a Debian server running Dovecot, Postfix, mySQL for mail, and postfixadmin. Then I installed Roundcube. I have another server with the same configuration. I can send and ...