안녕하세요...
외부로 메일을 보냈는데, 이럼 메시지가 나타났어요..
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mail -v heean80 at hanmail.net Subject: 88888888
77777777777777
Cc:
heean80 at hanmail.net... Connecting to r-mail8.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail22.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail3.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail1.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail24.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail23.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail21.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail10.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail5.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail2.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail4.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail7.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail13.hanmail.net. via esmtp...
heean80 at hanmail.net... Connecting to r-mail11.hanmail.net. via esmtp...
heean80 at hanmail.net... Host unknown (Name server: r-mail11.hanmail.net.: host not found)
root... aliased to marc
/root/dead.letter... Saved message in /root/dead.letter
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 mail -v heean80 at hanmail.net 으로 메일을 보냈더니,
이런 메시지가 나타났어요..
무슨 메시지 인지 알려주세요........--도와주세요!!! 고수님.........