[daip] Returned mail: User unknown

[Mail Delivery Subsystem]

The original message was received at Fri, 6 Feb 2004 08:25:33 +0900
from localhost [127.0.0.1]

   ----- The following addresses had permanent fatal errors -----
<ray at osp.co.jp>

   ----- Transcript of session follows -----
... while talking to [10.0.1.2]:
>>> RCPT To:<ray at osp.co.jp>
<<< 553 5.3.0 <ray at osp.co.jp>... No such user here
550 <ray at osp.co.jp>... User unknown
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From: daip at nrao.edu
Subject: Hello
Date: Fri, 6 Feb 2004 08:53:12 +0900
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