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Sentora Support Forums › Sentora Forum Archives › Sentora Public Support Forums v1.0.x › General Support Forum v1.0.x v › SMTP error(451): Failed to add recipient

SMTP error(451): Failed to add recipient
McIsTheLimit Offline
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RE: SMTP error(451): Failed to add recipient
 01-25-2017, 08:00 AM
(01-25-2017, 07:32 AM)Me.B Wrote: DNS ok on server?

Are you able to ping www.google.com from server? I suspect dns resolution issue here.

M B

Using the ping command I was able to ping google.com fine without errors
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RE: SMTP error(451): Failed to add recipient - by McIsTheLimit - 01-25-2017, 08:00 AM

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