2017-10-23T10:48:59.567720+02:00 vcenter sendmail[55361]: v9N8mxa7055361: v9N8mxa8055361: DSN: Data format error 2017-10-23T10:48:59.592809+02:00 vcenter sendmail[55362]: v9N8mxkl055362: from=<[email protected]>, size=429, class=0, nrcpts=0, proto=ESMTP, daemon=MTA, relay=photon-machine [127.0.0.1] 2017-10-23T10:48:59.607661+02:00 vcenter sendmail[55362]: v9N8mxkm055362: from=<>, size=2421, class=0, nrcpts=1, msgid=<[email protected]>, proto=ESMTP, daemon=MTA, relay=photon-machine [127.0.0.1] 2017-10-23T10:48:59.644144+02:00 vcenter sendmail[55361]: v9N8mxa8055361: [email protected], delay=00:00:00, xdelay=00:00:00, mailer=relay, pri=31453, relay=[127.0.0.1], dsn=2.0.0, stat=Sent (v9N8mxkm055362 Message accepted for delivery) 2017-10-23T10:49:03.964029+02:00 vcenter sendmail[55364]: v9N8mxkm055362: to=<[email protected]>, delay=00:00:04, xdelay=00:00:04, mailer=relay, pri=122421, relay=mail.example.com [192.0.2.123], dsn=2.0.0, stat=Sent (Ok: queued as A5EA0B40C3) Note: The preceding log excerpts are only examples. Date, time, and environmental variables may vary depending on your environment.
/etc/hosts
file of vCenter Server Appliance and add the following line:Where 192.0.2.123
is the IP of the mai lserver and example.com
is the domain used to send the email from.