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From: zombe <o30919@hanmail.net> = "ZB"
To: <questions@kr.FreeBSD.ORG>
Sent: Wednesday, October 18, 2000 4:46 PM
ZB> NAT&¶§¹®¿¡ Á×°Ù¾¹´Ï´Ù... Á¦ ¼³Á¤ÈÀÏÀ» µå¸±ÅÂ´Ï Á¦²¨Á» ¼³Á¤ÀÌ
ZB> Ʋ¸°ºÎºÐÀ» Á» °íóÁּż º¸³»ÁÖ½Ã¸é ¾ÈµÉ±î¿ä?
½ÉÁ¤ ÃæºÐÈ÷ ÀÌÇØÇÕ´Ï´Ù! (°í¼ö´Ôµé²²¼ Á» µµ¿ÍÁֽʽÿÀ)
Áö³¹ø¿¡ Á¦°¡ °³ÀÎÀûÀ¸·Î º¸³»µå¸° ³»¿ë ÂüÁ¶ÇϽʽÿÀ.
(Àú Á¤µµ¸é µÉ °Í °°¾Æ¼ Á¦ ¼³Á¤ÆÄÀÏÀº ¾Èº¸³»µå·È½À´Ï´Ù. Á¦ ¼³Á¤ÆÄÀÏÀº ÀÌ¹Ì À̰÷¿¡ ´Ù °ø°³µÇ¾î ÀÖ±¸¿ä) ±×¸®°í Áö³¹ø¿¡ ¹°¾î¿À¼ÌÀ» ¶§ ´Ô²²¼ ¾²½Ã´Â ¼ºñ½º°¡ µÎ·ç³ÝÀ̶ó°í ÇØ¼ ±×°÷¿¡ °¡ºÃ´Âµ¥, (Á¦°¡ ÇÑÅëÀ» ½á¼ ¼º°øÇؼ°¡ ¾Æ´Ï¶ó) "ÇÑÅëÀÌ ¿åÀ» ¹«ÁøÀå ¸¹ÀÌ ¸Ô±â´Â ÇÏÁö¸¸, ±×¸®°í µéÀ»¸¸µµ ÇÏÁö¸¸, ±×·¡µµ ÇÑÅëÀÌ ³´´Ù",¶ó´Â »ý°¢ÀÌ µì´Ï´Ù.
¾à°üÀ» º¸´Ï(FreeBSD, Linux °ü·Ã FAQ´Â ¾ø¾îº¸À̴±º¿ä) ´ÙÀ½°ú °°Àº ³»¿ëÀÌ ÀÖ´õ±º¿ä..
------------------------------------------------------------
°¡ÀÔÀÚÃø ÄÉÀ̺í¸ðµ© ÇÏ´Ü¿¡ HTTP, SMTP, FTP, NNTP µîÀÇ ¼¹ö¸¦ ¼³Ä¡ÇÒ ¼ö ¾ø½À´Ï´Ù. °¡ÀÔÀÚÃø ÄÉÀ̺í¸ðµ© ÇÏ´Ü¿¡ °¡ÀÔÀÚ °íÀ¯ÀÇ ¼ºê³×Æ®¿öÅ©(subnetwork)¸¦ ±¸¼ºÇÒ ¼ö ¾ø½À´Ï´Ù. ¸¸ÀÏ ÀÌ·¯ÇÑ ¿ëµµ·Î »ç¿ëÇϽôٰ¡ ¹ß°ßµÇ¸é ¼ºñ½º¸¦ Á¦ÇÑ ¹Þ°Ô µË´Ï´Ù. º¸´Ù ÀÚ¼¼ÇÑ ³»¿ëÀº °¡ÀÔÀÚ ÀÌ¿ë¾à°üÀ» ÂüÁ¶ÇϽñ⠹ٶø´Ï´Ù
-------------------------------------------------------
Á¦°¡ Á¤¸» »ç¶ûÇÏ´Â ÄÚ¸®¾Æ´Â ¸ðµç »ç¶÷ÀÌ ´Ù ȨÆäÀÌÁö¸¦ °¡Áö°í ÀÖ°í, ±× °ø°£¿¡¼ ÀÚÀ¯·Ó°Ô Àǰ߱³È¯, Àü´ÞÀÌ µÇ´Â ³ª¶óÀÔ´Ï´Ù... ¼ºñ..
------------ Áö³¹ø ´äº¯ ----------------
# Àúµµ Àß¸ð¸£°Ú¾î¼ "Open"ÀÌ º¸ÀÌ´Â °÷¿¡´Ù ´Ù ½è½À´Ï´Ù.
# ÀÌ·¸°Ô ÇØ¼ ¾ÈµÇ¸é Àúµµ Àß ¸ð¸£°Ú½À´Ï´Ù...<--- ´ÙÀ½¿¡ ¹°À¸¼Åµµ ´ë´ä¸øÇÔÀ» ÀÌÇØÇϼ¼¿ä~~
# ¿¡°ø, Á˼Û..
# scritp Áß¿¡ ${natd_interface} °¡ ¾ÈµÇ¸é ±â³É $natd_interface·Î ÇØ º¸½Ê½Ã¿À.
# Àú´Â 4.1À̾ú´Âµ¥, ${}¿´°Åµç¿ä.
........ ¾Õ¿¡ »ý·« ......
if [ "${firewall_type}" = "open" -o "${firewall_type}" = "OPEN" ]; then
$fwcmd -f flush
$fwcmd add 1000 pass all from 127.0.0.1 to 127.0.0.1
$fwcmd add 2000 divert natd all from any to any via ${natd_interface}
$fwcmd add 6500 pass all from any to any
......... µÚ¿¡ »ý·« .........
ZB>±×¸®°í ftp¸¦ ±âº» ÀûÀÎ ftpd
ZB> ¸¦ ¾²´Âµ¥ À¥ ºê¶ó¿ìÀú·Î Á¢¼ÓÀÌ ¾ÈµË´Ï´Ù ftpÀü¿ëŬ¶óÀÌ¾ðÆ®·Î´Â µÇ´Âµ¥ ¹«½¼´Ù¸¥ ¼³Á¤ÀÌ ÇÊ¿äÇѰ¡¿ä? Á¦°¡ ¾²´ÂISP¾÷ü¿¡¼
ZB> 80¹øÆ÷Æ®¸¦ ¸·¾Æ³ö¼ ¾ÆÆÄÄ¡µµ À߸øµÈÁپ˾Ҿú´Âµ¥ ftpµµ ¸·¾Ò³ª... ftpÆ÷Æ®¼³Á¤Àº ¾îµð¼Çϳª¿ä? ±âº»ftp´Â ¾ÈµÇ³ª....
ZB>
ZB> °¨»çÇÕ´Ï´Ù
--
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