The original message was received at Wed, 16 Jan 2002 11:33:57 +0900
from www15.hanmail.net [211.32.117.35]
   ----- The following addresses had permanent fatal errors -----
<mingginu at bora.com>
(reason: 550 5.0.0 Access denied)
 ----- Transcript of session follows -----
... while talking to mail.bora.com.:
>>> MAIL From:<jdchun at hanmail.net>
<<< 550 5.0.0 Access denied
554 5.0.0 <mingginu at boraworld.com>... Service unavailable
  Reporting-MTA: dns; smail-101.hanmail.net
Arrival-Date: Wed, 16 Jan 2002 11:33:57 +0900
 Final-Recipient: RFC822; mingginu at bora.com Action: failed
Status: 5.0.0
Diagnostic-Code: SMTP; 550 5.0.0 Access denied
Last-Attempt-Date: Wed, 16 Jan 2002 11:34:00 +0900
   이렇게 리턴 되어서 돌아온데요..
telnet localhost 110 하면 안되요....