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Remote SMTP Server Returned: 451 4.7.1

Discussion in 'Plesk for Windows - 8.x and Older' started by xerex, Dec 2, 2005.

  1. xerex

    xerex Guest

    One of my users is having issues, everytime he send an email he gets this error. Is it my server or what?

    From: Delivery Subsystem [mailto:pOSTMASTER@xxxxx.com]
    Sent: Thursday, December 01, 2005 7:30 AM
    To: xxxx@xxxxxxxxx.com
    Subject: Message Delivery Delay

    Message is waiting at server01 for delivery to mail.xxxxx.com.

    Message delivery has been delayed to the following recipients:
    [SMTP:xxxx@xxxxxx.com]: Remote SMTP Server Returned: 451 4.7.1
    Temporarily rejected. Try again later.
  2. Pavluha

    Pavluha Guest

    Check server01 mail server.
    For example
    nslookup mail.server01.com