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From: "Rodney W. Grimes" <rgrimes@gndrsh.aac.dev.com>
Message-Id: <199504260006.RAA00471@gndrsh.aac.dev.com>
Subject: Re: MX record problem
To: jgreco@brasil.moneng.mei.com (Joe Greco)
Date: Tue, 25 Apr 1995 17:06:48 -0700 (PDT)
Cc: dunn@ferrum.edu, freebsd-hackers@FreeBSD.org
In-Reply-To: <9504252324.AA05177@brasil.moneng.mei.com> from "Joe Greco" at Apr 25, 95 06:24:05 pm
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> 
> > I'm hoping that somebody could give me some direction with this MX
> > record error...  I'm sure that I had this working, but last week I
> > started getting mail like this:
> > 
> > ---CUT HERE---
> >   From daemon Tue Apr 25 11:55:05 1995
> >   Received: from localhost (localhost) by panther.ferrum.edu (8.6.9/8.6.9)...
> >   From: Mail Delivery Subsystem <MAILER-DAEMON>
> >   Subject: Returned mail: Local configuration error
> >   Message-Id: <199504251555.LAA04252@panther.ferrum.edu>
> >   To: postmaster
> >   Status: OR
> > 
> >      ----- The following addresses had delivery problems -----
> >   dunn@ferrum.edu  (unrecoverable error)
> > 
> >      ----- Transcript of session follows -----
> >   554 MX list for ferrum.edu. points back to panther.ferrum.edu
> >   554 dunn@ferrum.edu... Local configuration error
> > ---CUT HERE---
> 
> Hi Jim,
> 
> This probably is not an "MX record error" per se, but rather a mail
> configuration problem.  panther.ferrum.edu does not recognize mail being
> sent to "ferrum.edu" as belonging to itself, and attempts to send it via the
> network - only to discover that the most preferential route is back to
> itself!
> 
> I typically use the sendmail.cw feature to set a list of hostname aliases
> within /etc/sendmail.cw that I wish to be known as.  There are other ways to
> do it, but I'm not convinced any are as easy and/or portable.

This person also has a DNS configuration problem, from when his mail
hit my box:
gndrsh named[81]: Lame delegation to '' from [192.80.214.100] (server for 'ferrum.EDU'?) on query on name 'ferrum.edu' 



-- 
Rod Grimes                                      rgrimes@gndrsh.aac.dev.com
Accurate Automation Company                   Custom computers for FreeBSD