: : : The original message was received at Thu, 25 Apr 2002 22:21:59 +0900
: : : from localhost
: : : with id g3PDLxC26761
: : :
: : :    ----- The following addresses had permanent fatal errors -----
: : : <collectd_518 at netian.com>
: : :     (reason: 550 RCPT TO:<collectd_518 at netian.com> User unknown)
: : :
: : :    ----- Transcript of session follows -----
: : : ... while talking to mx0.netian.com.:
: : : >>> RCPT To:<collectd_518 at netian.com>
: : : <<< 550 RCPT TO:<collectd_518 at netian.com> User unknown
: : : 550 5.1.1 <collectd_518 at netian.com>... User unknown
: : :
: : : 전번에 해킹을 한번 당한적이 있었습니다만... 외국쪽인듯..
: : : 그 이후로 여기저기서 스펨메일도 많이오고 참 찝찝합니다... ㅜㅜ
: : : 그래서 TCP wrappers랑 iptable도 설정하고 이것저것 신경을 썼습니다만..
: : : 위와같은 메일이 루트로부터 조금씩 오다가..
: : : 오늘아침에는 600통 가까이 와있군요....
: : : 전부 같은 내용인데 다른부분이라면 메일 ID가
: : : collectd_XXX at netian.com 에서 XXX부분의 숫자만 바뀝니다.
: : : 이게 대체 무슨일이 벌어지는건지좀 조언 부탁드립니다.
: : :
: : : P.S 그리고 첨부된게 있었네요... 이런게..
: : :
: : : The original message was received at Fri, 26 Apr 2002 10:22:18 +0900
: : : from acc1-ppp5.mar.dialup.connect.net.au [210.10.240.5]
: : :
: : :    ----- The following addresses had permanent fatal errors -----
: : : <ldog999 at att.net>
: : :     (reason: 550 Invalid recipient: <ldog999 at att.net>)
: : : <ldogdpla at att.net>
: : :     (reason: 550 Invalid recipient: <ldogdpla at att.net>)
: : : <ldog9969 at att.net>
: : :     (reason: 550 Invalid recipient: <ldog9969 at att.net>)
: : : <ldog98 at att.net>
: : :     (reason: 550 Invalid recipient: <ldog98 at att.net>)
: : : <ldog93 at att.net>
: : :     (reason: 550 Invalid recipient: <ldog93 at att.net>)
: : : <ldog928 at att.net>
: : :     (reason: 550 Invalid recipient: <ldog928 at att.net>)
: : : <ldogent at att.net>
: : :     (reason: 550 Invalid recipient: <ldogent at att.net>)
: : : <ldog911 at hotmail.com>
: : :     (reason: 550 Requested action not taken:user account inactive)
: : : <ldoganlar at att.net>
: : :     (reason: 550 Invalid recipient: <ldoganlar at att.net>)
: : : <ldoga at att.net>
: : :     (reason: 550 Invalid recipient: <ldoga at att.net>)
: : : <ldogan7604 at att.net>
: : :     (reason: 550 Invalid recipient: <ldogan7604 at att.net>)
: : : <ldogboogie at att.net>
: : :     (reason: 550 Invalid recipient: <ldogboogie at att.net>)
: : : <ldog91 at att.net>
: : :     (reason: 550 Invalid recipient: <ldog91 at att.net>)
: : : <ldogdachil at att.net>
: : :     (reason: 550 Invalid recipient: <ldogdachil at att.net>)
: : : <ldog95 at att.net>
: : :     (reason: 550 Invalid recipient: <ldog95 at att.net>)
: : : <ldogas at att.net>
: : :     (reason: 550 Invalid recipient: <ldogas at att.net>)
: : : <ldogfrmca at att.net>
: : :     (reason: 550 Invalid recipient: <ldogfrmca at att.net>)
: : : <ldogan at att.net>
: : :     (reason: 550 Invalid recipient: <ldogan at att.net>)
: : : <ldog99 at att.net>
: : :     (reason: 550 Invalid recipient: <ldog99 at att.net>)
: : :
: : :    ----- Transcript of session follows -----
: : : ... while talking to gateway5.att.net.:
: : : <<< 421 mtiwgwc29.worldnet.att.net connection refused from
: : : [218.52.33.180]
: : : ... while talking to gateway1.att.net.:
: : : >>> RCPT To:<ldog99 at att.net>
: : : <<< 550 Invalid recipient: <ldog99 at att.net>
: : : 550 5.1.1 <ldog99 at att.net>... User unknown
: : : >>> RCPT To:<ldogan at att.net>
: : : <<< 550 Invalid recipient: <ldogan at att.net>
: : : 550 5.1.1 <ldogan at att.net>... User unknown
: : : >>> RCPT To:<ldogfrmca at att.net>
: : : <<< 550 Invalid recipient: <ldogfrmca at att.net>
: : : 550 5.1.1 <ldogfrmca at att.net>... User unknown
: : : >>> RCPT To:<ldogas at att.net>
: : : <<< 550 Invalid recipient: <ldogas at att.net>
: : : 550 5.1.1 <ldogas at att.net>... User unknown
: : : >>> RCPT To:<ldog95 at att.net>
: : : <<< 550 Invalid recipient: <ldog95 at att.net>
: : : 550 5.1.1 <ldog95 at att.net>... User unknown
: : : >>> RCPT To:<ldogdachil at att.net>
: : : <<< 550 Invalid recipient: <ldogdachil at att.net>
: : : 550 5.1.1 <ldogdachil at att.net>... User unknown
: : : >>> RCPT To:<ldog91 at att.net>
: : : <<< 550 Invalid recipient: <ldog91 at att.net>
: : : 550 5.1.1 <ldog91 at att.net>... User unknown
: : : >>> RCPT To:<ldogboogie at att.net>
: : : <<< 550 Invalid recipient: <ldogboogie at att.net>
: : : 550 5.1.1 <ldogboogie at att.net>... User unknown
: : : >>> RCPT To:<ldogan7604 at att.net>
: : : <<< 550 Invalid recipient: <ldogan7604 at att.net>
: : : 550 5.1.1 <ldogan7604 at att.net>... User unknown
: : : >>> RCPT To:<ldoga at att.net>
: : : <<< 550 Invalid recipient: <ldoga at att.net>
: : : 550 5.1.1 <ldoga at att.net>... User unknown
: : : >>> RCPT To:<ldoganlar at att.net>
: : : <<< 550 Invalid recipient: <ldoganlar at att.net>
: : : 550 5.1.1 <ldoganlar at att.net>... User unknown
: : : >>> RCPT To:<ldogent at att.net>
: : : <<< 550 Invalid recipient: <ldogent at att.net>
: : : 550 5.1.1 <ldogent at att.net>... User unknown
: : : >>> RCPT To:<ldog928 at att.net>
: : : <<< 550 Invalid recipient: <ldog928 at att.net>
: : : 550 5.1.1 <ldog928 at att.net>... User unknown
: : : >>> RCPT To:<ldog93 at att.net>
: : : <<< 550 Invalid recipient: <ldog93 at att.net>
: : : 550 5.1.1 <ldog93 at att.net>... User unknown
: : : >>> RCPT To:<ldog98 at att.net>
: : : <<< 550 Invalid recipient: <ldog98 at att.net>
: : : 550 5.1.1 <ldog98 at att.net>... User unknown
: : : >>> RCPT To:<ldog9969 at att.net>
: : : <<< 550 Invalid recipient: <ldog9969 at att.net>
: : : 550 5.1.1 <ldog9969 at att.net>... User unknown
: : : >>> RCPT To:<ldogdpla at att.net>
: : : <<< 550 Invalid recipient: <ldogdpla at att.net>
: : : 550 5.1.1 <ldogdpla at att.net>... User unknown
: : : >>> RCPT To:<ldog999 at att.net>
: : : <<< 550 Invalid recipient: <ldog999 at att.net>
: : : 550 5.1.1 <ldog999 at att.net>... User unknown
: : : ... while talking to mx10.hotmail.com.:
: : : >>> RCPT To:<ldog911 at hotmail.com>
: : : <<< 550 Requested action not taken:user account inactive
: : : 550 5.1.1 <ldog911 at hotmail.com>... User unknown
: :
: :
: : 스펨서버로 이용당하시는게 아닌지 함 체크해보심이 어떠할지요....
:
:
: /etc/mail/acces를 설정했습니다...
: 저희 회사 안에서만 RELAY가 가능하도록 해놨는데..
: 이거가지구는 안돼나요??
  헤구.... 제가 별 도움이 안되나보군요....-_-;;
 관련문서와 사이트를 찾다가 어디에 있는지 도저히 못찾겠군요...
 phpschool, 적수네, linux.co.kr, kldp 중에 있는걸로 기억하는데...
 하여간에 센드메일에서 릴레인가에 관련된 설정이 있을겁니다.
 한번확인해보시기바랍니다...
 죄송합니다.... 괜히 모르면서 답변드려서.... 조금이나마 도움이 될까해서.....-_-;; 그럼...