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Former Member
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Message 1 of 2

Delivery Status


we got that message from MEG 7.6.3, mention below the error

Original-Recipient: <>

Action: failed

Diagnostic-Code: smtp; 550 Please turn on SMTP Authentication in your mail client.|[]:28181 is not permitted to relay through this server|without authentication.


kindly help me out in this case.




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McAfee Employee
McAfee Employee
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Message 2 of 2

Re: Delivery Status

This indicates that the remote server requires authentication in order to allow you to send mail.  The MEG is currently unable to do SMTP Authentication.  If this is a feature that you require, please submit a PER (  If this is an external domain to whom you are intending to send mail, please contact their mail admins to get allowed to send them mail.

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