dear pak Syafril, kejadian semacam ini terulang lagi, email dari customer tidak terkirim dengan bounch back seperti berikut :
---------- Forwarded message --------- From: <> Date: Sat, Jul 21, 2018, 12:27 Subject: Undelivered Mail Returned to Sender To: <a...@kahar.co.id> This is the mail system at host smtp28.relay.ord1c.emailsrvr.com. I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below. For further assistance, please send mail to postmaster. If you do so, please include this problem report. You can delete your own text from the attached returned message. The mail system <aghi...@aksball.co.id>: conversation with mail.aksball.co.id[114.4.38.10] timed out while performing the EHLO handshake <jaj...@aksball.co.id>: conversation with mail.aksball.co.id[114.4.38.10] timed out while performing the EHLO handshake <er...@aksball.co.id>: conversation with mail.aksball.co.id[114.4.38.10] timed out while performing the EHLO handshake Mohon bantuannya -- Warm Regards, Anjas -- --[mdaemon-l]---------------------------------------------------------- Milis ini untuk Diskusi antar pengguna MDaemon Mail Server di Indonesia Netiket: https://wiki.openstack.org/wiki/MailingListEtiquette Arsip: http://mdaemon-l.dutaint.com Dokumentasi : http://mdaemon.dutaint.co.id Berlangganan: Kirim mail ke mdaemon-l-subscr...@dutaint.com Henti Langgan: Kirim mail ke mdaemon-l-unsubscr...@dutaint.com Versi terakhir MD 18.0.2, SG 5.5.0