501 5.5.4 Invalid or missing command argument(s)

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• s

  sang

  12/1/23, 1:52 AM

  i have a  problem
  if email send include  character '| ' , i have receve notification ' 501 5.5.4 Invalid or missing command argument(s)', but i send another gmail or microsoft365  is good, 

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  loglog result

  Fri 2023-12-01 13:54:54.897: <-- MAIL from:<2004954.0.prod.30972.1701413694.2da5.0.0|0|emailapinc1c2454009hrpz315o8or01-20231201|thaotran=astravel.com@rptrk.goinfinito.com> BODY=8BITMIME
  Fri 2023-12-01 13:54:54.897: --> 501 5.5.4 Invalid or missing command argument(s)
  Fri 2023-12-01 13:54:54.990: <-- QUIT
  Fri 2023-12-01 13:54:54.990: --> 221 2.0.0 See ya in cyberspace
  Fri 2023-12-01 13:54:54.990: SMTP session terminated (Bytes in/out: 977/3861)

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• A

  Arron Staff

  12/1/23, 1:53 PM

  The "|" character is a reserved character in MDaemon.  MDaemon does not allow it to be used in the mailbox portion of an email address.  We will look into changing the behavior for future versions.

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  Arron Caruth

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