Remote_host_said:_451_4.7.1_Greylisting_in_action, _please_come_back

Discussion in 'Help Desk' started by popowich, Nov 18, 2008.

  1. popowich

    popowich EQ Forum Admin Staff Member

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    Hello,

    Have you received this error message?

    If you found it in your mail logs you should be able to safely ignore it.

    Greylisting is an anti-spam mechanism that blocks connections from unknown sources, but accepts the connections if the remote mail server tries again later.

    -Raymond
     


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