Dear Pak Syafril,

Di MD sy selalu mendeteksi ada user yg berusaha utk masuk namun tidak di 
kenal seperti dalam attachment.

Mohon solusinya utk masalah tersebut pak, karena ini menyebabkan email jadi 
terlambat di terima oleh user.

Regards

Handoyo
Wed 2016-12-14 12:31:28.580: Session 968022; child 0001
Wed 2016-12-14 12:31:28.580: Accepting SMTP connection from 91.200.13.23:64303 
to 116.254.103.2:25
Wed 2016-12-14 12:31:28.581: --> 220 mail2.sunlakehotel.com ESMTP MDaemon 
16.0.2; Wed, 14 Dec 2016 12:31:28 +0700
Wed 2016-12-14 12:31:28.853: <-- EHLO User
Wed 2016-12-14 12:31:28.853: --> 250-mail2.sunlakehotel.com Hello User 
[91.200.13.23], pleased to meet you
Wed 2016-12-14 12:31:28.853: --> 250-ETRN
Wed 2016-12-14 12:31:28.853: --> 250-AUTH LOGIN CRAM-MD5 PLAIN
Wed 2016-12-14 12:31:28.853: --> 250-8BITMIME
Wed 2016-12-14 12:31:28.853: --> 250-ENHANCEDSTATUSCODES
Wed 2016-12-14 12:31:28.853: --> 250 SIZE
Wed 2016-12-14 12:31:29.130: <-- AUTH LOGIN
Wed 2016-12-14 12:31:29.130: --> 334 VXNlcm5hbWU6
Wed 2016-12-14 12:31:29.404: <-- c29wb3J0ZQ==
Wed 2016-12-14 12:31:29.404: --> 334 UGFzc3dvcmQ6
Wed 2016-12-14 12:31:29.677: <-- ******
Wed 2016-12-14 12:31:29.677: --> 535 5.7.8 Authentication failed (must use full 
email address)
Wed 2016-12-14 12:31:29.703: SMTP session terminated (Bytes in/out: 55/346)
Wed 2016-12-14 12:31:29.703: ----------
Wed 2016-12-14 12:38:47.309: Session 968441; child 0001
Wed 2016-12-14 12:38:47.309: Accepting SMTP connection from 91.200.13.5:65493 
to 116.254.103.2:25
Wed 2016-12-14 12:38:47.313: --> 220 mail2.sunlakehotel.com ESMTP MDaemon 
16.0.2; Wed, 14 Dec 2016 12:38:47 +0700
Wed 2016-12-14 12:38:47.586: <-- EHLO User
Wed 2016-12-14 12:38:47.587: --> 250-mail2.sunlakehotel.com Hello User 
[91.200.13.5], pleased to meet you
Wed 2016-12-14 12:38:47.588: --> 250-ETRN
Wed 2016-12-14 12:38:47.588: --> 250-AUTH LOGIN CRAM-MD5 PLAIN
Wed 2016-12-14 12:38:47.588: --> 250-8BITMIME
Wed 2016-12-14 12:38:47.588: --> 250-ENHANCEDSTATUSCODES
Wed 2016-12-14 12:38:47.588: --> 250 SIZE
Wed 2016-12-14 12:38:47.860: <-- AUTH LOGIN
Wed 2016-12-14 12:38:47.860: --> 334 VXNlcm5hbWU6
Wed 2016-12-14 12:38:48.132: <-- YWNjb3VudA==
Wed 2016-12-14 12:38:48.133: --> 334 UGFzc3dvcmQ6
Wed 2016-12-14 12:38:48.404: <-- ******
Wed 2016-12-14 12:38:48.404: --> 535 5.7.8 Authentication failed (must use full 
email address)
Wed 2016-12-14 12:38:48.404: Failed SMTP authentication attempt from 
91.200.13.5 for "account"
Wed 2016-12-14 12:38:48.676: *  Socket error 10054 - Connection was reset by 
the other side!
Wed 2016-12-14 12:38:48.676: SMTP session terminated (Bytes in/out: 55/345)
Wed 2016-12-14 12:38:48.676: ----------
Wed 2016-12-14 12:40:50.801: Session 968640; child 0001
Wed 2016-12-14 12:40:50.801: Accepting SMTP connection from 91.200.13.20:54684 
to 116.254.103.2:25
Wed 2016-12-14 12:40:50.805: --> 220 mail2.sunlakehotel.com ESMTP MDaemon 
16.0.2; Wed, 14 Dec 2016 12:40:50 +0700
Wed 2016-12-14 12:40:51.072: <-- EHLO User
Wed 2016-12-14 12:40:51.073: --> 250-mail2.sunlakehotel.com Hello User 
[91.200.13.20], pleased to meet you
Wed 2016-12-14 12:40:51.074: --> 250-ETRN
Wed 2016-12-14 12:40:51.074: --> 250-AUTH LOGIN CRAM-MD5 PLAIN
Wed 2016-12-14 12:40:51.074: --> 250-8BITMIME
Wed 2016-12-14 12:40:51.074: --> 250-ENHANCEDSTATUSCODES
Wed 2016-12-14 12:40:51.074: --> 250 SIZE
Wed 2016-12-14 12:40:51.341: <-- AUTH LOGIN
Wed 2016-12-14 12:40:51.342: --> 334 VXNlcm5hbWU6
Wed 2016-12-14 12:40:51.608: <-- ZGFrb3Rh
Wed 2016-12-14 12:40:51.609: --> 334 UGFzc3dvcmQ6
Wed 2016-12-14 12:40:51.877: <-- ******
Wed 2016-12-14 12:40:51.878: --> 535 5.7.8 Authentication failed (must use full 
email address)
Wed 2016-12-14 12:40:51.878: Failed SMTP authentication attempt from 
91.200.13.20 for "dakota"
Wed 2016-12-14 12:40:52.145: *  Socket error 10054 - Connection was reset by 
the other side!
Wed 2016-12-14 12:40:52.145: SMTP session terminated (Bytes in/out: 47/346)
Wed 2016-12-14 12:40:52.145: ----------

Kirim email ke