On 2014-06-13 20:35, Syafril Hermansyah wrote:
> Smarthost mail.tachyon.net.id ada problem DNS resolver sehingga tidak
> bisa resolve domain recipient (gaplogistics.com)


> Thu 2014-06-12 17:37:58: [3690:1] Randomly picked 202.72.223.7 from list of A 
> records
> Thu 2014-06-12 17:37:58: [3690:1] Attempting SMTP connection to 
> [202.72.223.7:25]
> Thu 2014-06-12 17:37:58: [3690:1] Waiting for socket connection...
> Thu 2014-06-12 17:38:19: [3690:1] *  Winsock Error 10060 
> Thu 2014-06-12 17:38:19: [3690:1] *  202.72.223.7 added to connection failure 
> cache for 5 minutes
> Thu 2014-06-12 17:38:19: [3690:1] Attempting SMTP connection to 
> [mailgate.scbd.net.id:25]
> Thu 2014-06-12 17:38:19: [3690:1] Resolving A record for 
> [mailgate.scbd.net.id] (DNS Server: 8.8.8.8)...
> Thu 2014-06-12 17:38:19: [3690:1] *  D=mailgate.scbd.net.id TTL=(14) 
> A=[202.72.208.7]
> Thu 2014-06-12 17:38:19: [3690:1] Attempting SMTP connection to 
> [202.72.208.7:25]

Kelihatannya ada masalah koneksi antar ISP, karena sebenarnya stmp
server tujuan berjalan normal.
Hubungi ISP untuk melakukan pemeriksaaan.

$ telnet mailgate.scbd.net.id 25
Trying 202.72.208.7...
Connected to mailgate.scbd.net.id.
Escape character is '^]'.
220 mailgate.scbd.net.id ESMTP Mail Gateway 2.4-p2

$ telnet 202.72.223.10 25
Trying 202.72.223.10...
Connected to 202.72.223.10.
Escape character is '^]'.
220 cp-out.scbd.net.id ESMTP Postfix

$ telnet 202.72.223.7 25
Trying 202.72.223.7...
Connected to 202.72.223.7.
Escape character is '^]'.
220 cp-out.scbd.net.id ESMTP Postfix



-- 
syafril
-------
Syafril Hermansyah
Running MDaemon 14.0.2, SP 4.5.0 Beta B

Lots of people want to ride with you in the limo, but what you want is
someone who will take the bus with you when the limo breaks down.
        -- Oprah Winfrey

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