Re: [Exim] BACKUP smart host?

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Autor: Odhiambo G. Washington
Data:  
A: exim-users
Assumpte: Re: [Exim] BACKUP smart host?
* Andreas Metzler <eximusers@???> [20040517 10:02]: wrote:
> On 2004-05-17 "Odhiambo G. Washington" <wash@???> wrote:
> > * Dan Egli <dan@???> [20040517 07:35]: wrote:
> > > Question for you all.
>
> > > Is there a way I can setup Exim so that it tries to send a message
> > > directly, and failing that (4xx or 5xx received) it sends to a specified
> > > host (aka smart host)?
>
> > I believe the answer is YES.
>
> No, it is not. ;-)
>
> > > The type of logic I want is this:
> > >
> > > message to a@???, c@???, and e@???
> > >
> > > send to b.com's MX -> OK
> > > Send to d.com's MX -> 550 Dynamic IPS not welcome
> > > send message for c@??? to SMART.COM -> ok
> > > send to f.com's MX -> 550 Dynamic IPS not welcome
> > > send message for e@??? to SMART.COM -> ok
> > >
> > > If that is possible please tell me how. I can figure ways to do a smart
> > > host, but I cannot see a way to have a message tried again if a
> > > transport fails using a different transport.
>
> > Read about fallback_hosts in spec.txt.
> [...]
>
> If the remote party throws an 550 error the mail will bounce.
> fallback_hosts is only used for temporary errors.
>
> "If Exim is unable to deliver to any of the hosts for a particular
> address, and the errors are not permanent rejections,..."
>
> Dan, please consult the list-archives for details and rationale.



Doh! Thanks for the quick correction.



        cheers
       - wash
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