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Subject: Re: [2] how to bind smtp client to specific address?
From: Grendel (grendelvip.net.pl)
Date: Sat Apr 01 2000 - 08:29:39 CST

** On Mar 31, Mailing List Account scribbled:

> >In 2.2.x there are no multiple interfaces at all. You assign (ip add) some
> >address to a physical interface (eth0, eth1, whatever) and give it a
> >_label_. You could name it eth0:myfavoriteip and it'd work. No interfaces
> >are created that way - you just stack IPs on one interface (card)
>
>
> So, if I do
> ip addr add dev eth0 local 208.184.5.54/32 label host54
>
> Then will postfix use that IP for outgoing mail on
> register.smallbizhost.net (which is that IP)?
> (thereby keeping other hosts from giving the authentication warning because
> it's coming from n2.bizserver.net[208.184.6.8] instead of
> register.smallbizhost.net)
If it uses the same interface for incoming mail then yes, it will use it for
outgoing.

marek

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