센드메일 보내기는 되는데 받기가 안되여..

센드메일 서버를 만들었는데 센드멜을 이용해서 아웃룩에서

한멜이나 네이버등등으로 보내기는 되는데,,

한멜이나 네이버등등에서 멜을 제가 만든 서버로 보내면 안받아져요,,

리턴메일 내용입니다,, 이거좀 처리 해수세요,,,감솨

======================================== (네이버 리턴)

Hi. This is the qmail-send program at I4J051.naver.com.
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.

<test@admintest.info>:
Sorry, I couldn't find any host by that name. (#4.1.2)
I'm not going to try again; this message has been in the queue too long.

--- Below this line is a copy of the message.
See attached message file

========================================(한멜 리턴)

The original message was received at Tue, 15 Feb 2005 07:57:31 +0900
from [211.115.77.166]

----- The following addresses had permanent fatal errors -----
<woo123@admintest.info>

----- Transcript of session follows -----
<woo123@admintest.info>... Deferred: Name server: admintest.info: host name lookup failure
Message could not be delivered for 1 hour
Message will be deleted from queue

Reporting-MTA: dns; smail-8.hanmail.net
Arrival-Date: Tue, 15 Feb 2005 07:57:31 +0900

Final-Recipient: RFC822; woo123@admintest.info
Action: failed
Status: 4.4.7
Remote-MTA: DNS; admintest.info
Last-Attempt-Date: Tue, 15 Feb 2005 08:58:15 +0900