Postfix relaying question

Kirk Cerny kirksemail at gmail.com
Tue Jun 26 09:11:18 MDT 2007


Could this be dangerous?
Does this turn your machine into an open relay?
Relaying all mail the machine does not know how to deal with sounds
like an open relay.



On 6/26/07, Andrew Jorgensen <andrew.jorgensen at gmail.com> wrote:
> On 6/26/07, Michael Torrie <torriem at chem.byu.edu> wrote:
> > On Mon, 2007-06-25 at 21:45 -0600, Mike Lovell wrote:
> > > I'm not quite sure if
> > > this is what you are looking for. Good luck either way.
> >
> > Basically I want postfix to relay any mail it doesn't know how to deal
> > with (invalid user, etc), to another MX (ie SMTP server).  This isn't
> > forwarding (going to a specific address); it's relaying.
> >
> > In any event, I now what part of the config to mess with.  Postfix has
> > an option "fallback_relay" that promises to do what I need.
>
> I've been puzzling over why you would want to do this.  May I guess
> that you're trying to go mixed on Google Services for your domain?
> That's a brilliant idea if that's what you're doing.  I may have to do
> the same.
>
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