From: /dev/rob0 (rob0gmx.co.uk)
Date: Fri Sep 01 2006 - 18:24:11 CDT

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On Friday 01 September 2006 18:11, Leonardo Rodrigues Magalhães wrote:
> >> I have a single server with multiple IPs on the same ethernet
> >> interface. I want postfix to listen to all of them but say it's
> >> name differently.
> >>
> >> As in:
> >>
> >> .100 = mail.domaina.com
> >> .101 = mail.domainb.com
> >> .102 = mail.domainc.com
> >>
> >> I have reverse DNS setup for this but now I want Postfix to say:
> >> 220 mail.domaina.com ESMTP Postfix
> >> when someone conencts to .100 and to say:
> >> 220 mail.domainb.com ESMTP Postfix
> >> when someone connects to .101.
> >>
> >> Also when Postfix is sending I'd like it to use the domain of the
> >> sender to determine which interface and name to use for sending.
> >
> > Use three separate Postfix instances. This executes the same
> > software, but uses three config directories and three queue
> > directories.
>
> Wietse ... simply have several SMTP instantes, each one binded to
> a different IP address, which one with a different smtp_helo_name
> wouldnt be enough ???

$smtp_helo_name is not a valid setting for smtpd(8).
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