Rekans, kami punya masalah mail server tidak dapat kirim mail ke domain
tertentu.
Setelah saya gunakan command : mail -v , hasilnya seperti dibawah, mohon
pencerahan

Hasil command mail-v :

[EMAIL PROTECTED] Connecting to mail.xxx.telkom.co.id. via esmtp...
220 mail.xxx.telkom.co.id ESMTP Sendmail 8.9.3 (1.1.2.8/02Aug02-1021AM) Fri,
6 S
ep 2002 10:10:34 +0700 (JAVT)
>>> EHLO intra.divre7.telkom.co.id
250-mail.xxx.telkom.co.id Hello IDENT:root@[10.144.2.35], pleased to meet
you
250-EXPN
250-VERB
250-8BITMIME
250-SIZE
250-DSN
250-ONEX
250-ETRN
250-XUSR
250 HELP
>>> MAIL From:<[EMAIL PROTECTED]> SIZE=66
451 <[EMAIL PROTECTED]>... Sender domain must resolve
[EMAIL PROTECTED] Deferred: 451 <[EMAIL PROTECTED]>... Sende
r domain must resolve
Closing connection to mail.xxx.telkom.co.id
>>> QUIT
221 mail.xxx.telkom.co.id closing connection


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