554 5.7.1 relay access denied

Discussion in 'General' started by misterm, Jan 20, 2012.

  1. misterm

    misterm Member HowtoForge Supporter

    Hello, this error:

    Relaunching the email that was sent or it is lost.

    cordially

    MM
     
  2. falko

    falko Super Moderator ISPConfig Developer

    Did you enable "Server requires authentication" in your email client?
     

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