From MAILER-DAEMON Mon Apr  8 19:30:14 2002
Received: from localhost (localhost)
        by test.co.kr (8.11.6/8.11.6) id g38A9ZO12297;
        Mon, 8 Apr 2002 19:30:14 +0900 (KST)
Date: Mon, 8 Apr 2002 19:30:14 +0900 (KST)
From: Mail Delivery Subsystem <MAILER-DAEMON>
Message-Id:<200204081030.g38A9ZO12297 at test.co.kr>
To: postmaster
MIME-Version:1.0
Content-Type: multipart/report; report-type=delivery-status;
        boundary="g38A9ZO12297.1018261814/test.co.kr"
Subject: Postmaster notify: see transcript for details
Auto-Submitted: auto-generated (postmaster-notification)
Content-Length:15839
 This is a MIME-encapsulated message
 --g38A9ZO12297.1018261814/test.co.kr
 The original message was received at Mon, 8 Apr 2002 18:38:09 +0900 (KST)
from localhost
with id g389c9N11762
    ----- The following addresses had permanent fatal errors -----
<jykjp at vol.vnn.vn>
    (reason: 554 sorry, your envelope sender is in my badmailfrom list (#5.7.1))
    ----- Transcript of session follows -----
... while talking to mail.vol.vnn.vn.:
>>> RCPT To:<jykjp at vol.vnn.vn>
<<< 554 sorry, your envelope sender is in my badmailfrom list (#5.7.1)
554 5.0.0 Service unavailable
451 4.4.1 reply: read error from mail.vol.vnn.vn.
 --g38A9ZO12297.1018261814/test.co.kr
Content-Type: message/delivery-status
 Reporting-MTA: dns; test.co.kr
Arrival-Date: Mon, 8 Apr 2002 18:38:09 +0900 (KST)
 Final-Recipient: RFC822; jykjp at vol.vnn.vn Action: failed
Status: 5.0.0
Remote-MTA: DNS; mail.vol.vnn.vn
Diagnostic-Code: SMTP; 554 sorry, your envelope sender is in my badmailfrom list (#5.7.1)
Last-Attempt-Date: Mon, 8 Apr 2002 19:30:14 +0900 (KST)
 --g38A9ZO12297.1018261814/test.co.kr
Content-Type: message/rfc822
 Return-Path:<MAILER-DAEMON>
Received: from localhost (localhost)
        by test.co.kr (8.11.6/8.11.6) id g389c9N11762;
        Mon, 8 Apr 2002 18:38:09 +0900 (KST)
Date: Mon, 8 Apr 2002 18:38:09 +0900 (KST)
From: Mail Delivery Subsystem <MAILER-DAEMON>
Message-Id:<200204080938.g389c9N11762 at test.co.kr>--여러분 여러분 모두 해커 되세요.