How to stop DNS lookups of sendmail MX records
Last updated on JULY 11, 2017
Applies to:Solaris SPARC Operating System - Version 10 1/13 U11 and later
Information in this document applies to any platform.
In a DNS environment where there is an MX record for "mailhost":
sendmail will attempt to use "mailhost", even if a "SMARTHOST" has been configured for "DS" in /etc/sendmail.cf.
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