Sendmail gives error when it is trying to send mail out: Deferred: 403 4.7.0 TLS handshake (Doc ID 2021172.1)

Last updated on MARCH 06, 2017

Applies to:

Solaris SPARC Operating System - Version 10 1/13 U11 and later
Information in this document applies to any platform.

Symptoms

 Changing sendmail to use new  SMTP server or for some other reason, Sendmail is not able to send mail out and gets below error::
Deferred: 403 4.7.0 TLS handshake.

Cause

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