Siang Pak Syafril,
Mohon bantuan updatenya untuk log berikut :
Fri 2013-10-18 10:59:33: [10392:1] Session 10392; child 1
Fri 2013-10-18 10:59:33: [10392:1] Accepting SMTP connection from [112.78.183.170:55806] to [113.11.130.172:25] Fri 2013-10-18 10:59:33: [10392:1] --> 220 mx.saranainstrument.com ESMTP MDaemon 13.0.5; Fri, 18 Oct 2013 10:59:33 +0700
Fri 2013-10-18 10:59:33: [10392:1] <-- EHLO mail.jababeka.co.id
Fri 2013-10-18 10:59:33: [10392:1] --> 250-mx.saranainstrument.com Hello mail.jababeka.co.id, pleased to meet you
Fri 2013-10-18 10:59:33: [10392:1] --> 250-ETRN
Fri 2013-10-18 10:59:33: [10392:1] --> 250-AUTH LOGIN CRAM-MD5 PLAIN
Fri 2013-10-18 10:59:33: [10392:1] --> 250-8BITMIME
Fri 2013-10-18 10:59:33: [10392:1] --> 250-STARTTLS
Fri 2013-10-18 10:59:33: [10392:1] --> 250 SIZE 15360000
Fri 2013-10-18 10:59:33: [10392:1] <-- MAIL FROM:<[email protected]> SIZE=1431299 BODY=7BIT Fri 2013-10-18 10:59:33: [10392:1] Performing PTR lookup (170.183.78.112.IN-ADDR.ARPA) Fri 2013-10-18 11:00:33: [10392:1] * DNS: 60 second wait for DNS response exceeded (DNS Server: 8.8.8.8) Fri 2013-10-18 11:00:33: [10392:1] * Error: * Name server reports domain name unknown Fri 2013-10-18 11:00:33: [10392:1] * MDaemon configured to drop connection when domain name unknown
Fri 2013-10-18 11:00:33: [10392:1] ---- End PTR results
Fri 2013-10-18 11:00:33: [10392:1] --> 501 Connecting IP must have valid PTR record for 112.78.183.170 Fri 2013-10-18 11:00:33: [10392:1] SMTP session terminated (Bytes in/out: 82/312)

Terima kasih.

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Regards,
*Yudis*
*IT Officer*
+62-21-5347855
Ext.321

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