아웃룩에서 받으면 다음과 같은 에러가 납니다.
답변해주시면 감사하겠습니다.
 The original message was received at Sat, 8 Jun 2002 02:32:24 +0900
from IDENT:3jJKY1Bh0YHgOkIh8hXFbt3G/NYUCrnN at localhost.localdomain [127.0.0.1]
    ----- The following addresses had permanent fatal errors -----
<webmaster at daeguclub.com>
    (reason: Can't create output)
    ----- Transcript of session follows -----
550 5.0.0 <webmaster at daeguclub.com>... Can't create output