Jeffrey Overman wrote:
> Hi,
>
> Is it possible to bind to a specific interface for outgoing SMTP sessions?
> I've got one real interface with 3 aliases configured for it. I'd like to use
> one of those aliases as the interface which is used for sending mail out.
>
> Can this be done with postfix? I know how to do it with sendmail and exim,
> but that won't get me far as I'm using postfix at the moment
>
> Thanx,
>


Some relevant configs in main.cf:

inet_interfaces - contols which IP addresses that Postfix listens on.

smtp_bind_address - specifies which IP address to send email from.

myhostname - sets the Postfix name for the mail server

--
Greg