Can I keep users from receiving mail from the Internet? -- SOLVED!

[Jeff Vian]

On Fri, 2004-12-10 at 18:52 -0600, Charlie Brune wrote:


Please do not post in HTML to the mailing list.  

I would not have seen this message except I periodically review all the
(filtered) html mail for possible items of interest before I delete them
and yours had an interesting subject line.


> Alexander Dalloz wrote: 
> > Am Mi, den 08.12.2004 schrieb Charlie Brune um 22:07:
> > 
> >   
> > > Here's what I want:
> > > -- I have a user called "fred".
> > > -- I WANT fred to be able to receive mail from local users.
> > > -- I DON'T want fred to be able to receive any mail via the internet.
> > > -- I want to stop the mail to fred at the MTA (in my case, that's
> > >    sendmail).  i.e., I don't just want to filter it out after it
> > >    arrives.  Ideally, fred will appear to be an "invalid user" to
> > >    anyone on the Internet attempting to send him email.
> > 
> > The solution is:
> > 
> > http://www.sendmail.org/~ca/email/protected.html
> > 
> > Alexander
> > 
> >   
> Thanks, Alexander!   The information in the link above works
> perfectly.  Now "root" (or anyone else of my choosing) can no longer
> be mailed to from the outside.  Mailing to them from within the system
> continues to work perfectly.
> 
> :-) 
> Charlie
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