[Mdaemon-L] Socket connection closed by the other side (how rude!)

2024-01-24 Terurut Topik Bonar Gultom via Mdaemon-L
>Kelihatannya kanal internet server mail.ciputra.co.id sedang penuh/sibuk.

Terima kasih analisisnya pak, ternyata issue nya di sisi ISP, mungkin kena 
filter port 25. Saat ini mail server kami sudah normal kembali.

$ telnet mail.ciputra.co.id 25
Trying 202.145.11.231...
Connected to mail.ciputra.co.id.
Escape character is '^]'.
220 mail.ciputra.co.id ESMTP MDaemon 17.5.3; Thu, 25 Jan 2024 11:23:08 +0700
ehlo test.office.co.id
250-mail.ciputra.co.id Hello test.office.co.id [20.198.235.34], pleased to meet 
you
250-ETRN
250-AUTH LOGIN CRAM-MD5 PLAIN
250-8BITMIME
250-ENHANCEDSTATUSCODES
250-STARTTLS
250 SIZE 2560

Regards,
Bonar


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[Mdaemon-L] Socket connection closed by the other side (how rude!)

2024-01-24 Terurut Topik Syafril Hermansyah via Mdaemon-L

On 1/24/24 14:01, Bonar Gultom via Mdaemon-L wrote:
Mohon analisis nya untuk error log berikut ini. Ada pesan error Socket 
connection closed by the other side (how rude!) dan Error: 60 second 
wait for protocol timeout exceeded



Wed 2024-01-24 13:46:02.542: 05: [251579] Waiting for protocol to start...
Wed 2024-01-24 13:46:05.694: 05: [251579] Socket connection closed by the other 
side (how rude!)



Tidak bisa connect ke receiver.
Coba di ping telnet dari MDaemon server

c:\ ping 203.176.182.131
c:\ telnet 203.176.182.131 25



Wed 2024-01-24 13:46:02.528: 05: [251573] Attempting SMTP connection to 
202.43.169.20:25
Wed 2024-01-24 13:46:02.528: 05: [251573] Waiting for socket connection...
Wed 2024-01-24 13:46:05.528: 05: [251573] *  Connection established 
172.16.10.11:60086 --> 202.43.169.20:25
Wed 2024-01-24 13:46:05.528: 05: [251573] Waiting for protocol to start...
Wed 2024-01-24 13:47:04.667: 04: [251573] *  Error: 60 second wait for protocol 
timeout exceeded


Receiver gagal resolve sender host dan IP Identity sender.

Kelihatannya kanal internet server mail.ciputra.co.id sedang penuh/sibuk.

$ telnet 203.176.182.131 25
Trying 203.176.182.131...
Connected to 203.176.182.131.
Escape character is '^]'.
ehlo office.dutaint.co.id
220-cpanel2.morahosting.com ESMTP Exim 4.96.2 #2 Wed, 24 Jan 2024 
14:42:34 +0700

220-We do not authorize the use of this system to transport unsolicited,
220 and/or bulk e-mail.
250-cpanel2.morahosting.com Hello dip18.dutaint.com [27.124.84.254]
250-SIZE 52428800
250-8BITMIME
250-PIPELINING
250-PIPECONNECT
250-AUTH PLAIN LOGIN
250-STARTTLS
250 HELP

$ telnet 202.43.169.20 25
Trying 202.43.169.20...
Connected to 202.43.169.20.
Escape character is '^]'.
220 mail.tirta.co.id ESMTP Postfix
ehlo office.dutaint.co.id
250-mail.tirta.co.id
250-PIPELINING
250-SIZE 102400
250-VRFY
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250 CHUNKING


$ telnet mail.ciputra.co.id 25
Trying 202.145.11.231...
Connected to mail.ciputra.co.id.
Escape character is '^]'.
ehlo office.dutaint.co.id
Connection closed by foreign host.


--
syafril

Syafril Hermansyah
MDaemon-L Moderators, running MDaemon 23.5.2 Beta C
Harap tidak cc: atau kirim ke private mail untuk masalah MDaemon.

We do not remember days, we remember moments.
--- Cesare Pavese


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