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Oracle Linux 5 & 6 - Mails are not Sent to correct SMTP Server and Deferred with Error "stat=Deferred: Connection timed out with" (Doc ID 2451750.1)

Last updated on OCTOBER 04, 2018

Applies to:

Linux OS - Version Oracle Linux 5.0 to Oracle Linux 5.11 [Release OL5 to OL5U11]
Linux OS - Version Oracle Linux 6.0 and later
Linux x86-64

Symptoms

"sendmail" mails are not sent to the actual SMTP server available on the network and their getting deferred with following error.

Sep 19 09:14:38 localgost sendmail[212714]: w8J5hdnn110252: to=<mailuser@test.com>, ctladdr=<oracle@localhost.test> (1000/1001), delay=00:30:51, xdelay=00:04:16, mailer=esmtp, pri=211934, relay=test.coml. [10.1.0.2], dsn=4.0.0, stat=Deferred: Connection timed out with test.com
 
Actual SMTP server is smtp.test.com with IP address as 10.1.0.10.

Cause

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In this Document
Symptoms
Cause
Solution
References


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