[MlMt] "return code 554"

Sebastian Hagedorn Hagedorn at uni-koeln.de
Mon Sep 20 11:06:12 EDT 2021

On 20 Sep 2021, at 16:16, Jean-Pierre Gattuso wrote:

> I have not used mailmate for 3 weeks while on vacation. Today every messages that I forward bounce back with the following error:
> Unexpected return code 554 (expected 250):
> “5.7.1 Rejected for policy reason”.
> I do not recall this happened before and wonder how this issue can be overcome.

You need to ask the people running the SMTP server you’re using. Apparently they changed their policy for forwarding messages.

Kind regards,
   .:.Sebastian Hagedorn - Weyertal 121 (Gebäude 133), Zimmer 2.02.:.
                .:.Regionales Rechenzentrum (RRZK).:.
  .:.Universität zu Köln / Cologne University - ✆ +49-221-470-89578.:.
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