2014-11-30 18:13 GMT+01:00 Viktor Dukhovni <postfix-us...@dukhovni.org>:
> On Sun, Nov 30, 2014 at 06:10:25PM +0100, Matteo Lanzoni wrote:
>
>> Hi, I'm trying to set up a secondary mx.
>> Can I configure postfix to accept mail only when primary is offline?
>
> Instead implement equivalent anti-spam measure on both primary and
> secondary systems, with working recipient validation on both to
> avoid backscatter.
>
> Some systems will be unable to reach your primary mx even when it
> is generally available, they should still be able to reach your
> secondary.
>
> --
> Viktor.
Thanks of you response.
Anyway do you know if Postfix can be configured as i need/want.
Thanks Matteo
