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Univention Postfix (Sender address rejected: not owned by user)
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3
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125
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February 2, 2023
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How-to: Reject all outgoing mail except one domain
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3
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130
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November 28, 2022
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Anmeldung mit Mailclient (e.g. Outlook, Thunderbird) nicht möglich
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2
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396
|
May 13, 2022
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Problem: Postfix not starting after upgrade from UCS4 to UCS 5
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1
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397
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March 16, 2022
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HowTo: adjust the time until warnings or errors for temporarily undeliverable messages are sent
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3
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660
|
February 18, 2022
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HowTo: Rate Limiting in Postfix
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1
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911
|
January 28, 2022
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Q&A: Is there a way to use a UCR attribute to limit the number of emails a user can send?
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1
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179
|
January 4, 2022
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Spamassassin not changing header
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0
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165
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October 26, 2021
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Spamassassin Configuration after Mailserver (or groupware) installation with Postfix
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0
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344
|
October 17, 2021
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UCS + Kopano + t-online.de => searching best practise
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0
|
251
|
October 4, 2021
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How to use --> UCS Variable (mailForwardCopyToSelf)
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0
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252
|
May 16, 2021
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Sending mail on behalf other domain
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2
|
324
|
March 25, 2021
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[Problem] Sending Mails to groups with other nested groups does not work
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1
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582
|
March 22, 2021
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No undelivered mail return to sender
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3
|
242
|
February 20, 2021
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Problem: Emails to a new email domain are always sent to the postmaster
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1
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293
|
January 31, 2021
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Migration of LDAP attribute mailForwardCopyToSelf
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1
|
537
|
January 11, 2021
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Konfiguration: Systembenachrichtigungen per E-Mail
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2
|
408
|
November 19, 2020
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Sender dependent relayhostmap korrekt nachbessern
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0
|
260
|
November 16, 2020
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Dovecot sieve vacation: Client host rejected: Access denied (in reply to RCPT TO command))
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0
|
671
|
October 25, 2020
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Howto: Set Sender's Email Adress for Self-Service
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0
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652
|
December 30, 2019
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Mail to external users and same mail domain
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3
|
956
|
August 6, 2020
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Bestimmte User sollen nur interne Mails senden dürfen
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4
|
687
|
July 28, 2020
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Problem: Postfix Error 4.4.1 - message deferred
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0
|
3875
|
June 24, 2019
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Problem: Postfix tries to use TLS when sending and fails
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0
|
3360
|
June 26, 2020
|
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Problems with Kopano/Postfix/Spam/Antivir
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6
|
968
|
June 19, 2020
|
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Mail relay geht nicht
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1
|
776
|
May 4, 2020
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Q&A: Can I use another sender address for systemmails?
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0
|
579
|
April 9, 2020
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How to prevent mail delivery for disabled user
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0
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348
|
April 8, 2020
|
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Problem: /etc/postfix/tls_policy Database Is Not Written Automatically
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1
|
409
|
March 18, 2020
|
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Hardening Postfix: Restrict Mail Transport
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|
0
|
2526
|
May 18, 2017
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