[Dovecot] How to deal with mail to unknown virtual recipients?

Charles Marcus CMarcus at Media-Brokers.com
Fri Apr 18 19:56:08 EEST 2008

On 4/18/2008, Andreas Ntaflos (daff at pseudoterminal.org) wrote:
> Is there anything Dovecot itself can do to reject or handle mail to 
> invalid virtual users?

Not directly - the solution, as you surmised, earlier, is to use the 
same db backend for your users.

> Or does this situation *have* to be dealt with
> earlier, by the MTA?

Yes, it *must* be done at the MTA, otherwise you accept-then-bounce, 
which makes you a backscatter source, and will quickly get you 


Best regards,


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