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dirkdigs
New Member
December 21, 2015
Question

user unknown ndr message

  • December 21, 2015
  • 0 replies
  • 2351 views
[ol]
  • The error that the other server returned was: 550 5.1.1 <mstest3@domain.com>... User unknown[/ol]

     

    i tried to manually add this user account to the fortimail but still getting a bouce back .

     

    any ideas?