[NTLUG:Discuss] Configure sendmail not to send delivery failure notices

[MadHat]

On Wed, 2003-05-21 at 12:37, Tom Woody wrote:
> Is it possible to configure sendmail not to send delivery notices to
> certain domains?
> 
> For example, some spammer sends to joe at mydomain.com and has the return
> address as notaspam at yahoo.com.
> Well joe at mydomain.com doesn't exist, so sendmail being the helpful MTA
> that it is, sends a delivery failure report to notaspam at yahoo.com.
> Then Yahoo, with the helpful MTA that they have, sends a Delivery
> Failure to postmaster at mydomain.com.
> 
> What I am looking for is a way to turn off the delivery failure messages
> for either a specific domain, or if thats not possible, then turn them
> off entirely.  As the postmaster, I get tons of these every day and
> would love for them to stop.

Not sure about doing it in sendmail exactly, but you could set up a
generic alias, so that all unknown users get sent to one email address,
then use procmail to write rules to do what you want/need.  

-- 
MadHat at Unspecific.com
`But I don't want to go among mad people,' Alice remarked.
`Oh, you can't help that,' said the Cat: `we're all mad here...'
   -- Lewis Carroll - _Alice's_Adventures_in_Wonderland_