Siang pak,
Mohon dibantu update untuk log di bawah : Mon 2016-10-03 10:20:39: Session 236393; child 5 Mon 2016-10-03 10:20:39: Accepting SMTP connection from [125.215.198.221:46506] to [118.97.79.187:25] Mon 2016-10-03 10:20:39: --> 220 mail.sandrafine.co.id ESMTP MDaemon 13.0.4; Mon, 03 Oct 2016 10:20:39 +0700 Mon 2016-10-03 10:20:39: <-- EHLO WINCYCDC02.wincyc.com Mon 2016-10-03 10:20:39: --> 250-mail.sandrafine.co.id Hello WINCYCDC02.wincyc.com, pleased to meet you Mon 2016-10-03 10:20:39: --> 250-ETRN Mon 2016-10-03 10:20:39: --> 250-AUTH LOGIN CRAM-MD5 PLAIN Mon 2016-10-03 10:20:39: --> 250-8BITMIME Mon 2016-10-03 10:20:39: --> 250 SIZE Mon 2016-10-03 10:20:39: <-- MAIL FROM:<cs...@wincyc.com> SIZE=37177 Mon 2016-10-03 10:20:39: Performing PTR lookup (221.198.215.125.IN-ADDR.ARPA) Mon 2016-10-03 10:20:40: * D=221.198.215.125.IN-ADDR.ARPA TTL=(1440) PTR=[svr5.wincyc.com] Mon 2016-10-03 10:20:40: * Gathering A records... Mon 2016-10-03 10:20:40: * D=svr5.wincyc.com TTL=(5) A=[36.86.63.180] Mon 2016-10-03 10:20:40: * MDaemon configured to drop connection on PTR record miss-match Mon 2016-10-03 10:20:40: ---- End PTR results Mon 2016-10-03 10:20:40: --> 501 Domain must resolve Mon 2016-10-03 10:20:40: SMTP session terminated (Bytes in/out: 69/247) Mon 2016-10-03 10:20:40: ---------- B/Regard's Iyan ITD PT. Sandrafine Garment Jl. Raya Ps. Kemis KM 1 Jatiuwung, Keroncong - Tangerang Ph : +6221 5900733 Fax : +6221 5900728 -- --MDaemon-L---------------------------------------------------------- Milis ini untuk Diskusi antar pengguna MDaemon Mail Server. Netiket: https://wiki.openstack.org/wiki/MailingListEtiquette Arsip: http://mdaemon-l.dutaint.com Dokumentasi : http://mdaemon.dutaint.co.id Henti Langgan: Kirim mail ke MDaemon-L-unsubscribe [at] dutaint.com Berlangganan: kirim mail ke MDaemon-L-subscribe [at] dutaint.com Versi terakhir MD 16.5.0, SP 5.0.1, OC 4.0, SG 4.0.1