[TAG] [MAILER-DAEMON at localhost.localdomain: Undelivered Mail Returned to Sender]

[Benjamin A. Okopnik]

On Tue, Aug 15, 2006 at 10:46:35PM -0700, Rick Moen wrote:
> 
> We're with you in all of this, Claude -- though there's a limit to what 
> any of us can do at a distance.  Believe me, we do sympathise, and
> applaud you as a new Linux user taking on some of the classic
> configuration tasks of the professional system administrator.

Let me add my applause as well: that's quite a task to take on this
early in your Linux experience (although - cheer up! - you're almost
done!)
 
> To answer one of the implied questions above:  A "nullrouter" is a

Just to resolve a bit of possible confusion, I think Rick meant
"nullmailer".

> One advantage of nullmailers over more-complex, general-purpose SMTP
> mail packages security:  With their limited feature set and small,
> more-easily-auditable source code, they typically have either perfect or
> nearly perfect security records.
> 
> Another advantage is extreme ease of setup and administration.

Yep. Just what new Linux users need for simple mail config. I'm really
surprised (and annoyed, on other people's behalf) that the default SMTP
setup in most distros tends to be something like Postfix or Exim, rather
than, say, 'nullmailer' or 'smtppush'.
 

* Ben Okopnik * Editor-in-Chief, Linux Gazette * http://linuxgazette.net *