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Ä¿ÇÇÇâÀÌ ³ª´Â *NIX
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ÀÌÀü ÁÖÁ¦ º¸±â :: ´ÙÀ½ ÁÖÁ¦ º¸±â |
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Gdr ¼Õ´Ô
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¿Ã·ÁÁü: 2006.1.25 ¼ö, 10:19 am ÁÖÁ¦: nmapÀ¸·Î Æ÷Æ®½ºÄµ½Ã Æ÷Æ®°¡ ¿¸°°ÇÁö?? |
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flowscan, cflowd ¸¦ FreeBSD¿¡ ¼³Ä¡ÇÏ°í cflowdmux, cflowd¸¦ ½ÇÇà½ÃŲµÚ, Æ÷Æ®°¡ ¿·È´ÂÁö È®ÀÎÇÏ·Á°í nmapÀ» ½ÇÇà½ÃÄ״µ¥ ¹«½¼¶æÀÎÁö ±Ã±ÝÇÕ´Ï´Ù.
ÄÚµå: |
# nmap -sU -p2055-2056 -v localhost
PORT STATE SERVICE
2055/udp open|filtered unknown
2056/udp closed unknown
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oepn|filtered ¶ó°í ³ª¿À´Âµ¥,
µé¾î¿À´Â°Ç ¿·ÁÀÖ°í, ³ª°¡´Â°Ç ÇÊÅ͸µ µÇ´Ù´Â ±×·± °Ç°¡¿ä? |
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À§·Î |
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truefeel Ä«Æä °ü¸®ÀÚ
°¡ÀÔ: 2003³â 7¿ù 24ÀÏ ¿Ã¸° ±Û: 1277 À§Ä¡: ´ëÇѹα¹
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¿Ã·ÁÁü: 2006.1.25 ¼ö, 10:52 am ÁÖÁ¦: Re: nmapÀ¸·Î Æ÷Æ®½ºÄµ½Ã Æ÷Æ®°¡ ¿¸°°ÇÁö?? |
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2055, 2056 ¹ø UDP Æ÷Å並 ÅëÇؼ Netflow ¼³Á¤ÀÌ µÈ ½ºÀ§Ä¡°£ Åë½ÅÀ» ÇÒ°Ì´Ï´Ù.
netstat -anp À¸·Î ¿¸° Æ÷Æ®¸¦ È®ÀÎÇغ¸¼¼¿ä.
±×¸®°í, nmap¿¡ °á°ú¿¡ ´ëÇؼ´Â nmap ¸ÇÆäÀÌÁö¿¡ Àß ³ª¿Í ÀÖ½À´Ï´Ù.
'|' ´Â orÀÇ Àǹ̷ΠÆÇ´ÜÇÏ½Ã¸é µÇ°Ú³×¿ä.
¸î¸î °æ¿ì¿¡ nmapÀº Æ÷Æ® »óŸ¦ ºÐ°£ÇÒ ¼ö ¾ø°í, FIN scan ÀÀ´äÀÌ ¾ø´Ù¸é openÀ̳ª filtered µÈ »óÅÂÀÏ ¼ö ÀÖ´Ù¶ó°í ÀûÇôÀÖ½À´Ï´Ù.
Àοë: |
In some cases, Nmap cannot distinguish between filtered
ports and those that are either open or closed. For example,
a port that does not respond to a FIN Scan could be
either open or filtered. In these cases, Nmap lists ports
as "open|filtered" or "closed|filtered".
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À§·Î |
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»õ·Î¿î ÁÖÁ¦¸¦ ¿Ã¸± ¼ö ÀÖ½À´Ï´Ù ´ä±ÛÀ» ¿Ã¸± ¼ö ÀÖ½À´Ï´Ù ÁÖÁ¦¸¦ ¼öÁ¤ÇÒ ¼ö ¾ø½À´Ï´Ù ¿Ã¸° ±ÛÀ» »èÁ¦ÇÒ ¼ö ¾ø½À´Ï´Ù ÅõÇ¥¸¦ ÇÒ ¼ö ¾ø½À´Ï´Ù
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