※ 필수입력정보 ※

▷ 제품버젼 : nMail 3.8

▷ 오류발생 메뉴/주소 : daum.net -> torimaru.co.kr로 메일발송시 daum.net으로 메일 반송

▷ 에러메세지 :The original message was received at Fri, 29 Jul 2016 19:14:34 +0900

from [117.52.3.204]

----- The following addresses had permanent fatal errors -----
<****@****>

----- Transcript of session follows -----
<****@****>... Deferred: Connection timed out with mail.torimaru.co.kr.
Message could not be delivered for 1 hour
Message will be deleted from queue

Reporting-MTA : dns; mail-smail-216.hanmail.net
Arrival-Date : Fri, 29 Jul 2016 19:14:34 +0900

Final-Recipient: RFC822; ****@****
Action: failed
Status: 4.4.7
Remote-MTA: DNS; mail.torimaru.co.kr
Last-Attempt-Date: Fri, 29 Jul 2016 20:17:51 +0900

▷ 질문내용 :현재 방화벽 25, 110, DNS에 MX, SPF 설정되어있고

IIS에 mail.torimaru.co.kr 설정되어있습니다.

단, @torimaru.co.kr에서 @torimaru.co.kr로 보내는 것은 잘 됩니다.

답변부탁드립니다.

감사합니다.