Am 22.05.2012 12:15, schrieb Barbara M.: > # telnet mail.aaa.tld 25 > Trying 192.168.1.25... > Connected to mail.aaa.tld. > Escape character is '^]'. > 220 mail.aaa.tld ESMTP > . . . . > > > but Postfix seems to still search the real IP via DNS. > > Why? > Any trick/config/workaround to force Postfix to consider /etc/hosts?
because a MTA on the first hand looks for MX records which is a thing /etc/hosts can not provide, so a MTA relies on a working DNS
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