[Gllug] Rejecting mail at backup MX

[Bruce Richardson]

On Tue, Feb 10, 2004 at 10:34:14AM +0000, Jack wrote:
> Looking at my backup MX maillogs, I see that it spends a lot of time
> trying to deliver mail to users that don't exist.  This is because it is
> configured to relay mail to my primary MX (which rejects mail to unknown
> users).
> 
> What's the canonical way to prevent this? 

There is no canonical way to deal with it.  Which mta do you use?  Exim 4
offers a very simple mechanism for dealing with it but that's no use to
you if you are using something else.

-- 
Bruce

Hummingbirds are the only birds that can fly backwards, apart from
ostriches if you punch them hard enough.
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