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Support Article

Outbound email does not work with SMTP host "localhost"

SA-10342

Summary



Outbound email functionality works with full SMTP hostname (for example, myserver.mydomain.com); however, it does not work with SMTP host "localhost". 

Error Messages



Not Applicable

Steps to Reproduce



Send email notification to "localhost". The same configuration works correctly if the full hostname is given. 

Root Cause



The root cause of this problem is defect/misconfiguration in the operating environment. 

Resolution



This issue is resolved by making the following change to the operating environment:

Reconfigure MTA to correctly process and filter messages sent in through localhost. 
Suggest Edit

Published June 12, 2015 - Updated October 8, 2020

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