The original message was received at Sun, 19 Oct 2008 23:21:57 -0700
from lb.z57.com [209.75.14.120]
----- The following addresses had permanent fatal errors -----
<gyg@yahoo.com>
(reason: 554 delivery error: dd This user doesn't have a yahoo.com account (gyg@yahoo.com) [-5] - mta104.mail.re1.yahoo.com)
----- Transcript of session follows -----
... while talking to d.mx.mail.yahoo.com.:
>>> DATA
<<< 554 delivery error: dd This user doesn't have a yahoo.com account (gyg@yahoo.com) [-5] - mta104.mail.re1.yahoo.com
554 5.0.0 Service unavailable