이런 메일이 오늘 두통이나 받았습니다.
 이 메세지 해석좀 부탁하면 안될까요?
   The original message was received at Tue, 9 Jan 2001 12:23:18 +0900
from localhost
    ----- The following addresses had permanent fatal errors -----
<gjlee72 at duli.net>
    ----- Transcript of session follows -----
... while talking to mail.duli.net.:
>>> RCPT To:<gjlee72 at duli.net>
<<< 550 <gjlee72 at duli.net>... User unknown
550 <gjlee72 at duli.net>... User unknown
   --------------------------------------------------------------------------------
  Return-Path:<MAILER-DAEMON>
Received: from localhost (localhost)
by xxxxxx.com (8.9.3/8.9.3) with internal id MAA18802;
Tue, 9 Jan 2001 12:23:18 +0900
Date: Tue, 9 Jan 2001 12:23:18 +0900
From: Mail Delivery Subsystem <MAILER-DAEMON>
Message-Id:<200101090323.MAA18802 at zenisoft.com>
To:<gjlee72 at duli.net>
MIME-Version:1.0
Content-Type: multipart/report; report-type=delivery-status;
boundary="MAA18802.979010598/zenisoft.com"
Subject: Return receipt
Auto-Submitted: auto-generated (return-receipt)--서어명~