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Sendmail - DSN: service Unavaiable

infernothao asked
Last Modified: 2013-12-17
Hi experts. I'm getting the following message when i tried to sent an email. The email is not sent.
Mar 30 16:22:39 ded1021-deb-162-21 sm-mta[3218]: starting daemon (8.14.3): SMTP+queueing@00:10:00
Mar 30 16:22:47 ded1021-deb-162-21 sendmail[3237]: o2ULMl9b003237: from=root, size=47, class=0, nrcpts=1, msgid=<201003302122.o2ULMl9b003237@ded1021-deb-162-21.netsonic.net>, relay=root@localhost
Mar 30 16:22:47 ded1021-deb-162-21 sm-mta[3238]: o2ULMlFp003238: from=<root@ded1021-deb-162-21.netsonic.net>, size=377, class=0, nrcpts=1, msgid=<201003302122.o2ULMl9b003237@ded1021-deb-162-21.netsonic.net>, proto=ESMTP, daemon=MTA-v4, relay=localhost [] (may be forged)
Mar 30 16:22:47 ded1021-deb-162-21 sendmail[3237]: o2ULMl9b003237: to=pthao@nuterrallc.com, ctladdr=root (0/0), delay=00:00:00, xdelay=00:00:00, mailer=relay, pri=30047, relay=[] [], dsn=2.0.0, stat=Sent (o2ULMlFp003238 Message accepted for delivery)
Mar 30 16:22:47 ded1021-deb-162-21 sm-mta[3240]: STARTTLS=client, relay=mx1.emailsrvr.com., version=TLSv1/SSLv3, verify=FAIL, cipher=DHE-RSA-AES256-SHA, bits=256/256
Mar 30 16:22:47 ded1021-deb-162-21 sm-mta[3240]: o2ULMlFp003238: to=<pthao@nuterrallc.com>, ctladdr=<root@ded1021-deb-162-21.netsonic.net> (0/0), delay=00:00:00, xdelay=00:00:00, mailer=esmtp, pri=120377, relay=mx1.emailsrvr.com. [], dsn=5.7.1, stat=Service unavailable
Mar 30 16:22:47 ded1021-deb-162-21 sm-mta[3240]: o2ULMlFp003238: o2ULMlFp003240: DSN: Service unavailable
Mar 30 16:22:47 ded1021-deb-162-21 sm-mta[3240]: o2ULMlFp003240: to=netsonic, delay=00:00:00, xdelay=00:00:00, mailer=local, pri=30000, dsn=2.0.0, stat=Sent

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