Selamat Sore Pak Syafril
mohon bantuannya, ada user kami yang tidak bisa menerima email dari luar
berikut log SMTP – (IN) :

Wed 2019-01-02 17:56:41.136: ----------
Wed 2019-01-02 17:56:35.074: [551112] Session 551112; child 0007
Wed 2019-01-02 17:56:35.074: [551112] Accepting SMTP connection from 
83.235.21.177:52473 to 172.16.0.6:25
Wed 2019-01-02 17:56:35.074: [551112] --> 220 bb.ptbmi.com ESMTP MDaemon 
18.5.1; Wed, 02 Jan 2019 17:56:35 +0700
Wed 2019-01-02 17:56:35.334: [551112] <-- EHLO mail.pescanova.gr
Wed 2019-01-02 17:56:35.334: [551112] --> 250-bb.ptbmi.com Hello 
mail.pescanova.gr [83.235.21.177], pleased to meet you
Wed 2019-01-02 17:56:35.334: [551112] --> 250-ETRN
Wed 2019-01-02 17:56:35.334: [551112] Location Screening hiding AUTH from 
country Greece
Wed 2019-01-02 17:56:35.334: [551112] --> 250-8BITMIME
Wed 2019-01-02 17:56:35.334: [551112] --> 250-ENHANCEDSTATUSCODES
Wed 2019-01-02 17:56:35.334: [551112] --> 250-STARTTLS
Wed 2019-01-02 17:56:35.334: [551112] --> 250 SIZE 35840000
Wed 2019-01-02 17:56:35.592: [551112] <-- STARTTLS
Wed 2019-01-02 17:56:35.592: [551112] --> 220 2.7.0 Ready to start TLS
Wed 2019-01-02 17:56:36.154: [551112] SSL negotiation successful (TLS 1.2, 521 
bit key exchange, 256 bit AES encryption)
Wed 2019-01-02 17:56:36.414: [551112] <-- EHLO mail.pescanova.gr
Wed 2019-01-02 17:56:36.414: [551112] --> 250-bb.ptbmi.com Hello 
mail.pescanova.gr [83.235.21.177], pleased to meet you
Wed 2019-01-02 17:56:36.414: [551112] --> 250-ETRN
Wed 2019-01-02 17:56:36.414: [551112] Location Screening hiding AUTH from 
country Greece
Wed 2019-01-02 17:56:36.414: [551112] --> 250-8BITMIME
Wed 2019-01-02 17:56:36.414: [551112] --> 250-ENHANCEDSTATUSCODES
Wed 2019-01-02 17:56:36.414: [551112] --> 250 SIZE 35840000
Wed 2019-01-02 17:56:36.672: [551112] <-- MAIL FROM:<d.lia...@pescanova.gr> 
SIZE=50285
Wed 2019-01-02 17:56:36.675: [551112] Performing PTR lookup 
(177.21.235.83.IN-ADDR.ARPA)
Wed 2019-01-02 17:56:51.815: [551112] *  D=177.21.235.83.IN-ADDR.ARPA 
TTL=(1439) PTR=[pescano.static.otenet.gr]
Wed 2019-01-02 17:57:00.639: [551112] *  D=pescano.static.otenet.gr TTL=(1439) 
A=[83.235.21.177]
Wed 2019-01-02 17:57:00.639: [551112] ---- End PTR results
Wed 2019-01-02 17:57:00.641: [551112] Performing IP lookup (mail.pescanova.gr)
Wed 2019-01-02 17:57:00.642: [551112] *  D=mail.pescanova.gr TTL=(9) 
A=[83.235.21.177]
Wed 2019-01-02 17:57:00.642: [551112] ---- End IP lookup results
Wed 2019-01-02 17:57:00.643: [551112] --> 550 5.7.1 Sender unknown
Wed 2019-01-02 17:57:00.643: [551112] Host screening refused connection to 
172.16.0.6:25 from pescano.static.otenet.gr [83.235.21.177:52473] (matched to 
line "all *.static.otenet.gr refuse")
Wed 2019-01-02 17:57:00.718: [551112] SMTP session terminated (Bytes in/out: 
795/4006)
Wed 2019-01-02 17:57:00.718: ----------

Terdeteksi :
Wed 2019-01-02 17:57:00.643: [551112] Host screening refused connection to 
172.16.0.6:25 from pescano.static.otenet.gr [83.235.21.177:52473] (matched to 
line "all *.static.otenet.gr refuse")

Action :
Tambahkan “all pescano.static.otenet.gr  accept” ke HOSTSCREEN.DAT
Restart Mdaemon Service
Apakah betul Pak ?

Mohon pencerahannya

Terimakasih
Rievo

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