> Kirim log yang asli, jangan diotak atik agar saya tidak salah analisis.
> 
Mohon maaf Pak Syafril saya mewaterwark sender,
Berikut log nya Pak

Tue 2015-09-22 13:17:10: ----------
Tue 2015-09-22 13:17:09: [047786] Session 047786; child 0031
Tue 2015-09-22 13:17:09: [047786] Accepting SMTP connection from
[202.43.249.195:52678] to [172.30.2.2:25]
Tue 2015-09-22 13:17:09: [047786] --> 220 mail.fastratabuana.co.id ESMTP
MDaemon 13.6.2; Tue, 22 Sep 2015 13:17:09 +0700
Tue 2015-09-22 13:17:09: [047786] <-- EHLO sun-riselog.com
Tue 2015-09-22 13:17:09: [047786] EHLO/HELO response delayed 2 seconds
Tue 2015-09-22 13:17:11: [047786] --> 250-mail.fastratabuana.co.id Hello
sun-riselog.com, pleased to meet you
Tue 2015-09-22 13:17:11: [047786] --> 250-ETRN
Tue 2015-09-22 13:17:11: [047786] --> 250-AUTH LOGIN CRAM-MD5 PLAIN
Tue 2015-09-22 13:17:11: [047786] --> 250-8BITMIME
Tue 2015-09-22 13:17:11: [047786] --> 250 SIZE
Tue 2015-09-22 13:17:11: [047786] <-- MAIL From:<[email protected]>
SIZE=70485
Tue 2015-09-22 13:17:11: [047786] Performing PTR lookup
(195.249.43.202.IN-ADDR.ARPA)
Tue 2015-09-22 13:17:11: [047786] *  Error: *  Name server reports domain
name unknown
Tue 2015-09-22 13:17:11: [047786] *  MDaemon configured to drop connection
when domain name unknown
Tue 2015-09-22 13:17:11: [047786] ---- End PTR results
Tue 2015-09-22 13:17:11: [047786] --> 501 Connecting IP must have valid PTR
record for 202.43.249.195
Tue 2015-09-22 13:17:11: [047786] SMTP session terminated (Bytes in/out:
72/287)
Tue 2015-09-22 13:17:11: ----------

Terimakasih,
Asep. Y


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