[OT] - Configure sendmail to drop incoming unknown user emails

[Scott Silva]

on 5-19-2010 5:57 PM Miguel Koren O'Brien de Lacy spake the following:
> Ladies and Gentlemen;
> 
> I need to configure sendmail to silently drop emails received for
> unknown users on the server. In other words I don't want the sender to
> thinks that the email was received and then I want to put it in
> /dev/null. This is not for special needs for an internal application and
> not for any real interset email server. I searched around about how to
> do this and found some links that seem to imply that it's possible but
> no real solution. Can anyone point me to the right place for this?
> 
> Thanks.
> 
> Miguel
> 
Sendmail should be doing this already... You have changed something to make it
NOT reject unknown users.