pak syafril, user kami mengalami gagal menerima email dari server o365, bounching email seperti ini :
*From:* Microsoft Outlook *Sent:* 10 Oktober 2014 11:30 *To:* Ferry Aryanto *Subject:* Undeliverable: RE: Maxicaster presentation *mail.kompas.tv <http://mail.kompas.tv> rejected your message to the following email addresses:* [email protected] ([email protected]) <[email protected]> A problem occurred while delivering this message to this email address. Try sending this message again. If the problem continues, please contact your helpdesk. *mail.kompas.tv <http://mail.kompas.tv> gave this error: Domain must resolve * [email protected] ([email protected]) <[email protected]> A problem occurred while delivering this message to this email address. Try sending this message again. If the problem continues, please contact your helpdesk. *mail.kompas.tv <http://mail.kompas.tv> gave this error: Domain must resolve * [email protected] ([email protected]) <[email protected]> A problem occurred while delivering this message to this email address. Try sending this message again. If the problem continues, please contact your helpdesk. *mail.kompas.tv <http://mail.kompas.tv> gave this error: Domain must resolve * ======= jika saya melihat dari lognya, sepertinya ini masalah DNS. benar kah pak? Fri 2014-10-10 11:31:11: ---------- Fri 2014-10-10 11:29:56: [407134] Session 407134; child 0008 Fri 2014-10-10 11:29:56: [407134] Accepting SMTP connection from [ 134.170.140.140:27443] to [202.146.0.67:25] Fri 2014-10-10 11:29:56: [407134] --> 220 mail.kompas.tv ESMTP MDaemon 14.0.3; Fri, 10 Oct 2014 11:29:56 +0700 Fri 2014-10-10 11:29:56: [407134] <-- EHLO APAC01-HK1-obe.outbound.protection.outlook.com Fri 2014-10-10 11:29:56: [407134] --> 250-mail.kompas.tv Hello APAC01-HK1-obe.outbound.protection.outlook.com, pleased to meet you Fri 2014-10-10 11:29:56: [407134] --> 250-ETRN Fri 2014-10-10 11:29:56: [407134] --> 250-AUTH LOGIN CRAM-MD5 PLAIN Fri 2014-10-10 11:29:56: [407134] --> 250-8BITMIME Fri 2014-10-10 11:29:56: [407134] --> 250 SIZE Fri 2014-10-10 11:29:56: [407134] <-- MAIL FROM:<[email protected]> SIZE=47002 Fri 2014-10-10 11:29:56: [407134] Performing PTR lookup (140.140.170.134.IN-ADDR.ARPA) Fri 2014-10-10 11:29:56: [407134] * D=140.140.170.134.IN-ADDR.ARPA TTL=(60) PTR=[mail-hk1on0140.outbound.protection.outlook.com] Fri 2014-10-10 11:29:56: [407134] * Gathering A records... Fri 2014-10-10 11:30:36: [407134] * DNS: 40 second wait for DNS response exceeded (DNS Server: 202.146.0.8) Fri 2014-10-10 11:31:16: [407134] * DNS: 40 second wait for DNS response exceeded (DNS Server: 202.146.0.5) Fri 2014-10-10 11:31:16: [407134] * No A records found Fri 2014-10-10 11:31:16: [407134] * MDaemon configured to drop connection on PTR record miss-match Fri 2014-10-10 11:31:16: [407134] ---- End PTR results Fri 2014-10-10 11:31:16: [407134] --> 501 Domain must resolve Fri 2014-10-10 11:31:16: [407134] SMTP session terminated (Bytes in/out: 103/258) Fri 2014-10-10 11:31:16: ---------- saya mengunakan DNS bawaan ISP yang saya gunakan untuk email tersebut. salam, Ardiansyah -- --[MDaemon-L]------------------------------------------------ Milis ini untuk Diskusi antar pengguna MDaemon Mail Server. Netiket: http://www.netmeister.org/news/learn2quote 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 14.0.3, SP 4.1.5, BES 2.0.2, OC 2.3.3, SG 3.0.1

