메시지의 내용으로 보아 상대방쪽에서 포워딩 설정을 잘못해서 루프에 빠진 상황으로 보입니다.

A <-----> B  처럼 서버로 포워딩 설정을 하게되면 무한 루프에 빠지게 되어 메일 수신을 할 수 없는

상황이 발생 합니다.


-------------------- Original message --------------------

※ 필수입력정보 ※

▷ 제품버젼 :

▷ 오류발생 메뉴/주소 :

▷ 에러메세지 :

▷ 질문내용 :

안녕하세요

외국 거래처에게 보내는 메일이 리턴된다고 하네요

내용은 아래와 같습니다

Hi. This is the qmail-send program at www1.classicmedia.tv.
I'm afraid I wasn't able to deliver your message to the following addresses.
This is a permanent error; I've given up. Sorry it didn't work out.

<****@****>:
This message is looping: it already has my Delivered-To line. (#5.4.6)

--- Below this line is a copy of the message.

Return-Path: <****@****>
Received: (qmail 3442 invoked by uid 110); 15 Jul 2009 22:50:00 -0400
Delivered-To: ****@****
Received: (qmail 3438 invoked by uid 110); 15 Jul 2009 22:50:00 -0400
Delivered-To: ****@****
Received: (qmail 3434 invoked from network); 15 Jul 2009 22:50:00 -0400
Received: from hansamsystem.com (HELO g2sysnet.com) (110.45.139.131)
  by 209.131.123.98 with SMTP; 15 Jul 2009 22:49:59 -0400
Received: from yonghee (115.178.66.205)
 by g2sysnet.com (110.45.139.131) with [Nmail V3.8  20071121(ST)]
 for <****@****> from <****@****>;
 Thu, 16 Jul 2009 11:45:29 +0900
From: =?ks_c_5601-1987?B?wMy/68jx?= <****@****>
To: "'Lee, Matt'" <****@****>
Cc: <****@****>
References: <****@****>
In-Reply-To: <****@****>
Subject: RE: Guess With Jess delivery
Date: Thu, 16 Jul 2009 11:45:25 +0900
Message-ID:
****@****>
MIME-Version: 1.0
Content-Type: multipart/alternative;
 boundary="----=_NextPart_000_0031_01CA060A.E89C08A0"
X-Mailer: Microsoft Office Outlook 12.0
Thread-Index: Acm9asRzcDBk7J4lT4+Mj947sOY6UQBQ3hZAALc8rAAQ7UfbQAAfkjXw
Content-Language: ko
Disposition-Notification-To: =?ks_c_5601-1987?B?wMy/68jx?= <****@****>

여러 부분으로 구성된 MIME 형식의 메시지입니다.

감사합니다

그럼 수고하세요~