Returned mail: User unknown

[Mail Delivery Subsystem]

The original message was received at Mon, 21 Aug 2000 08:03:10 -0700 (PDT)
from ns1.samba.org [203.17.0.92]

   ----- The following addresses had permanent fatal errors -----
<superdave59 at home.com>

   ----- Transcript of session follows -----
... while talking to h11.mail.home.com.:
>>> RCPT To:<superdave59 at home.com> ORCPT=rfc822;superdave59 at home.com
<<< 550 <superdave59 at home.com>... User unknown
550 <superdave59 at home.com>... User unknown
-------------- next part --------------
Skipped content of type message/delivery-status-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: text/rfc822-headers
Size: 1008 bytes
Desc: not available
Url : http://lists.samba.org/archive/samba-ntdom/attachments/20000821/2cefd20d/attachment.bin