off topic: mail problem, help

["Matthew E. Patton" <pattonme_(_at_)_gnpr_(_dot_)_pae_(_dot_)_osd_(_dot_)_mil>]

This is mostlikely someting the matter with me. Anyone have a good idea?
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   ----- Transcript of session follows -----
... while talking to openbsd.cs.colorado.edu.:
>>> MAIL From:<matthew_(_dot_)_patton_(_at_)_ra_(_dot_)_pae_(_dot_)_osd_(_dot_)_mil> SIZE=838
<<< 451 <matthew_(_dot_)_patton_(_at_)_ra_(_dot_)_pae_(_dot_)_osd_(_dot_)_mil>... Sender domain must resolve
... while talking to cvs.openbsd.org.:
>>> RCPT To:<misc_(_at_)_openbsd_(_dot_)_org>
<<< 550 <misc_(_at_)_openbsd_(_dot_)_org>... Relaying denied
550 <misc_(_at_)_openbsd_(_dot_)_org>... User unknown
Reporting-MTA: dns; services.ra.pae.osd.mil
Arrival-Date: Fri, 17 Jul 1998 15:52:44 -0400 (EDT)
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