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Linuxdoc Sgml/NET-3-HOWTO

¸®´ª½º NET-3-HOWTO, Linux Networking.

¸®´ª½º NET-3-HOWTO, Linux Networking.

ÀúÀÚ : Terry Dawson, VK2KTJ, terry@perf.no.itg.telstra.com.au

ÀϽà : 1997³â 7¿ù 12ÀÏ (2/3 ºÐ·®) ¿ªÀÚ : Á¶¿ëÁØ , sudoer@nownuri.net vandal@danjae.skku.ac.kr
¸®´ª½º ¿ÀÆÛ·¹ÀÌÆà ½Ã½ºÅÛÀº °ÅÀÇ ´ëºÎºÐÀÌ scratch·Î ÀÛ¼ºµÈ Ä¿³Î±â¹ÝÀÇ ³×Æ® ¿öÅ· Áö¿øÀ» ÀÚ¶û½º·´°Ô ¿©±ä´Ù. ÃÖ±Ù Ä¿³Î¿¡ Æ÷ÇԵǾî ÀÖ´Â tcp/ip implementa tionÀÇ ¼º´ÉÀº ºñ½ÁÇÑ ¼öÁØÀÇ µµ±¸¿¡ ´ëÇؼ­µµ ±×°ÍÀ» °¡Ä¡ÀÖ´Â °ÍÀ¸·Î ¸¸µé¾î ÁØ´Ù. ÀÌ ¹®¼­´Â ¸®´ª½º ³×Æ®¿öÅ· ¼ÒÇÁÆ®¿þ¾î, °ü·ÃµÈ ÅøµéÀÇ ¼³Ä¡¿Í ¼³Á¤¹æ¹ýÀ» ±â¼ú Çϴµ¥ ¸ñÇ¥¸¦ µÎ°íÀÖ´Ù.

1. ÀÌÀü ¹öÀü°ú ´Þ¶óÁø °Í.

Additions:
          lots of things.
  Corrections/Updates:
          everything.

2. ¼Ò°³

ÃÖÃÊÀÇ NET-FAQ´Â °ø½ÄÀûÀÎ ¸®´ª½º µµÅ¥¸ÕÆ® ÇÁ·ÎÁ§Æ®°¡ ½ÃÀ۵DZâÀü ³ª¿Í Matt Welsh¿¡ ÀÇÇØ ¸®´ª½º ³×Æ®¿öÅ·°ú °ü·ÃµÇ¾î Á¾Á¾ ³ªÅ¸³ª´Â Áú¹®µé¿¡ ´ëÇÑ ´äÀ» ÇϱâÀ§Çؼ­ ÀÛ¼ºµÇ¾ú´Ù. ±×°ÍÀº Ãʱâ¹öÀüÀÇ ¸®´ª½º ³×Æ®¿öÅ· Ä¿³Î¿¡ ´ëÇÑ ºÎºÐ ±îÁö ´Ù·ç°í ÀÖ´Ù. net-2-howto´Â net-faq¸¦ À̾î¹ÞÀº °ÍÀ̸ç, ÃÖÃÊÀÇ LDP howt o ¹®¼­ÀÇ Çϳª¿´°í, ¸®´ª½º ³×Æ®¿öÅ· ¼ÒÇÁÆ®¿þ¾îÀÇ ¹öÀü 2, ÈÄ¿¡ ¹öÀü 3·Î ºÒ¸® ´Â °Íµé¿¡ ´ëÇÑ ³»¿ë°¡Áöµµ Æ÷ÇÔÇÏ°í ÀÖ´Ù. ÀÌ ¹®¼­´Â ´Ù½Ã net-2-howto¸¦ ÀÌ¾î ¹ÞÀº °ÍÀ̸ç ÀÌ°ÍÀº ¿ÀÁ÷ ¹öÀü 3ÀÇ ¸®´ª½º ³×Æ®¿öÅ· Ä¿³Î°ú °ü°è°¡ ÀÖ´Ù.

ÀÌ ¹®¼­ÀÇ Ãʱâ¹öÀüÀÇ ±×°ÍÀÇ ¹üÀ§¿¡ µé¾î°¡´Â ¸·´ëÇÑ ¾çÀÇ ³»¿ëµé·Î ÀÎÇØ ±× Å©±â°¡ ¹«Ã´ Ä¿Á³¾ú´Ù. ÀÌ·¯ÇÑ ¹®Á¦¸¦ ÇØ°áÇϱâ À§ÇØ Æ¯Á¤ÇÑ ³×Æ®¿öÅ· ÅäÇÈÀ» ´Ù·ç´Â howto¹®¼­µéÀÌ »ý°Ü³ª°Ô µÇ¾ú´Ù. ÀÌ ¹®¼­´Â °ü°è°¡ µÇ´Â ºÎºÐ¿¡¼­ ±×µé ¹®¼­·ÎÀÇ Æ÷ÀÎÅ͸¦ Æ÷ÇÔÇϸç, ´Ù¸¥ ¹®¼­¿¡¼­ ´Ù·ç¾îÁöÁö ¾Ê´Â ¿µ¿ªÀ» ´Ù·ç°Ô µÉ °ÍÀÌ´Ù.

2.1 Feedback

³ª´Â feedback°ú °¡Ä¡°¡ ÀÖ´Â Åõ°í¿¡ ´ëÇØ Ç×»ó °¨»çÇÑ´Ù. ¾î¶² feedbackÀ̳ª Åõ°í¶óµµ ³ª¿¡°Ô e-mail ·Î º¸³»Áֱ⠹ٶõ´Ù. < terry@perf.no.itg.telstra.com.au>.

3. ÀÌ ¹®¼­¸¦ ¾î¶»°Ô »ç¿ëÇÒ °ÍÀΰ¡(net-3-howto-howto?).

ÀÌ ¹®¼­ÀÇ Æ÷¸ËÀº ÀÌÀü¹öÀüÀÇ °Í°ú´Â »ç¹µ ´Ù¸£´Ù. ³ª´Â ¿©·¯ºÐÀÌ °ü½ÉÀ» °®Áö ¾ÊÀ¸¸é ³õÄ¥¼ö ÀÖ´Â Ä¿´Ù¶õ Á¤º¸¸¦ °¡Áø °ÍµéÀ» ¾ÕºÎºÐ¿¡, ³ª¸ÓÁö ºÎºÐÀ¸·Î ÀÌ ¾îÁö´Â ƯÁ¤ ±â¼ú ºÎºÐÀ» ÀÌÇØÇϱâ À§Çؼ­ ¹Ýµå½Ã ¾Ë¾ÆµÎ¾î¾ß ÇÒ ÀϹÝÀûÀÎ °Íµé À» ´ÙÀ½¿¡ º¼¼öÀÖµµ·Ï ÀÌ ¹®¼­¸¦ ´Ù½Ã ±×·ìÁö¾î ³õ¾Ò´Ù.

Read the generic sections

ÀÌ ºÎºÐÀº ¸ðµç, ³ªÁß¿¡ ±â¼úµÉ °ÅÀÇ ¸ðµç ºÎºÐ¿¡ Àû¿ëµÇ¸ç, ¿©·¯ºÐÀÌ ÀÌ ¹®¼­ÀÇ ³»¿ëÀ» ÀÌÇØÇϱâ À§Çؼ­ ¸Å¿ì Áß¿äÇÑ °ÍµéÀÌ´Ù.

Consider your network

¿©·¯ºÐÀº ÀÚ½ÅÀÇ ³×Æ®¿öÅ©°¡ ¾î¶»°Ô ±¸¼ºµÇ¾î Àִ°¡(¶Ç´Â ¾î¶»°Ô ±¸¼º µÉ°ÍÀΰ¡)¸¦ ¾Ë¾Æ¾ßÇϸç Á¤È®È÷ ¾î¶² Çϵå¿þ¾î¿Í ¾î¶² ±â¼úÀ» »ç¿ëÇÒ °Í Àΰ¡µµ ¾Ë°í ÀÖ¾î¾ß ÇÑ´Ù.

Read the technology specific sections related to your requirements

¿©·¯ºÐÀÌ ¹«¾ùÀ» ¿øÇÏ´ÂÁö¸¦ ¾Ë°íÀÖÀ»¶§, ¿©·¯ºÐÀº °¢ ÄÄÆ÷³ÍÆ®·Î °ü½É À» °®À»¼ö ÀÖ´Ù. ÀÌ ºÎºÐÀº ƯÁ¤ ±â¼ú¿¡ ´ëÇÑ ¼¼ºÎÀû »çÇ׸¸À» ´Ù·é´Ù.

Do the configuration work

½ÇÁ¦·Î ÀÚ½ÅÀÇ ³×Æ®¿öÅ©¸¦ ¼³Á¤Çϵµ·Ï ³ë·ÂÇØ¾ß Çϸç, ¹ß»ýÇÏ´Â ¸ðµç ¹® Á¦µéÀ» ½ÅÁßÈ÷ ±â·ÏÇØ¾ß ÇÑ´Ù.

Look for further help if needed

ÀÌ ¹®¼­°¡ ÇØ°á¿¡ µµ¿òÀ» ÁÖÁö¾Ê´Â ¹®Á¦°¡ ¹ß»ýÇÏ¿´´Ù¸é, ¾îµð¼­ µµ¿òÀ» ¾ò¾î¾ß ÇÒÁö, ¶Ç´Â ¾îµð¿¡ ¹ö±×¸¦ ¸®Æ÷Æ®ÇØ¾ß ÇÏ´ÂÁö¿¡ °üÇÑ ºÎºÐÀ» Àо¾Æ¶ó.

Have fun!

³×Æ®¿öÅ·À̶õ ¸Å¿ì Àç¹ÌÀÖ´Â °ÍÀÌ´Ù. ±×°ÍÀ» Áñ°Ü¶ó !

4. General Information about Linux Networking.

4.1 ¸®´ª½º ³×Æ®¿öÅ· Ä¿³Î °³¹ßÀÇ °£·«ÇÑ ¿ª»ç.

ÀÌ¹Ì ³ª¿ÍÀÖ´Â implementation ¸¸Å­À̳ª Àß µ¿ÀÛÇÏ´Â ¿ÏÀüÈ÷ »õ·Î¿î tcp/ip ÇÁ ·ÎÅäÄÝ ½ºÅÃÀÇ Ä¿³Î implementationÀ» °³¹ßÇÑ´Ù´Â °ÍÀº ½¬¿îÀÏÀÌ ¾Æ´Ï¾ú´Ù. ÀÌ ¹Ì ³ª¿ÍÀÖ´Â implementationÀÇ Çϳª¸¦ Æ÷ÆÃÇÏÁö ¾Ê±â·Î ÇÏ´Â °áÁ¤Àº U.S.L¿¡ ÀÇ ÇØ ³»·ÁÁø ¹ýÁ¤ °æ¿ì·Î ÀÎÇØ Á¦ÇÑµÈ Ä«ÇǶóÀÌÆ®¿¡ ÀÇÇؼ­ ÇöÁ¸ÇÏ´Â implementat ion µéÀÌ ÁöÀåÀ» ¹ÞÁö´Â ¾ÊÀ»Áö È®½ÇÇÏÁö ¾ÊÀº°æ¿ì, ¶Ç´Â ÀÌ¹Ì ³ª¿ÍÀִ°ͺ¸´Ù ³´°Ô ¿ÏÀüÈ÷ »õ·Î¿î °ÍÀ¸·Î ¸¸µé±â À§ÇÑ ¿­Á¤ÀÌ ÀÖÀ»¶§¿¡¸¸ ÀÌ·ç¾îÁ³´Ù.

Ä¿³ÎÀÇ ³×Æ®¿öÅ© ÄÚµå °³¹ßÀ» À̲ø¾î°¡±â À§ÇÑ ÃÖÃÊÀÇ ÀÚ¿øÀÚ´Â Ross Brio¿´´Ù. < biro@yggdrasil.com>. Ross´Â °£´ÜÇÏ°í ºÒ¿ÏÀüÇϳª ¸Å¿ì À¯¿ëÇÑ implementati on ·çƾÀ» ¸¸µé¾ú´Âµ¥ ÀÌ°ÍÀº WD-8003 ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º Ä«µåÀÇ ÀÌ´õ³Ý µå¶ó À̹ö·Î º¸¿ÏµÇ¾îÁ³´Ù. ÀÌ°ÍÀº ¸¹Àº »ç¶÷µéÀÌ ÀÌ ¼ÒÇÁÆ®¿þ¾î·Î Å×½ºÆðú ½ÇÇèÀ» Çϱ⿡ ÃæºÐÇßÀ¸¸ç, ¾î¶² »ç¶÷µéÀº ÀÌ ¼³Á¤À» ÅëÇØ ÀÚ½ÅÀÇ ¸Ó½ÅÀ» °¡±î½º·Î ÀÎ ÅÍ³Ý»ó¿¡ ¿Ã·Á³õ±âµµ ÇÏ¿´´Ù. ÀÌ·ÎÀÎÇØ ³×Æ®¿öÅ· Áö¿øÀ» °³¹ßÇÏ°í ÀÖ´ø ¸®´ª½º °øµ¿Ã¼³»¿¡¼¼ÀÇ ¾Ð·ÂÀÌ ÀϾ°í, °á±¹ Ross¿¡°Ô ÀÖ¾ú´ø ºÒ°øÁ¤ÇÑ ¾Ð·Â°ú ÀÌÀÍ ¿¡ Ä¡ÁßÇÏ´ø ±×ÀÇ À§¿øȸ·Î ÀÎÇÏ¿© Ross´Â ¸®´õ °³¹ßÀÚÀÇ ÀÚ¸®¿¡¼­ ¹°·¯³ª°Ô µÇ ¾ú´Ù.

³íÀ︸À» ÀÏ»ï´ø ȯ°æ¼Ó¿¡¼­µµ ÇÁ·ÎÁ§Æ®¸¦ ½ÃÀÛÇÏ°í ½ÇÁ¦·Î À¯¿ëÇÑ ¹«¾ð°¡¸¦ ³» ³õ±â À§ÇÑ Ã¥ÀÓÀ» ¹Þ¾ÆµéÀÌ´Â ±×ÀÇ ³ë·ÂÀº ÀÌÈÄÀÇ ÀÛ¾÷¿¡ Ã˸Ű¡ µÇ¾úÀ¸¸ç, Çö ÀçÀÇ ¼º°ø¿¡ ´ëÇÑ °¡Àå º»Á÷ÀûÀÎ ¿ä¼Ò·Î ÀÚ¸®Àâ°í ÀÖ´Ù.

Orest Zborowski´Â < obz@Kodak.COM> ¸®´ª½º¸¦ À§ÇÑ ÃÖÃÊÀÇ BSD ¼ÒÄÏ ÇÁ·Î±×·¡¹Ö ¾ðÅÍÆäÀ̽º¸¦ ¸¸µé¾î³Â´Ù. ÀÌ°ÍÀº ÀÌ¹Ì ³ª¿ÍÀÖ´ø ³×Æ®¿öÅ© ÀÀ¿ëÇÁ·Î±×·¥µéÀ» ¸¹ Àº ¼öÁ¤¾øÀÌ ¸®´ª½º¿¡¼­ »ç¿ëÇÒ¼ö ÀÖ°Ô ÇØÁÜÀ¸·Î½á Ä¿´Ù¶õ Áøº¸¸¦ ÀÌ·ç¾î³Â´Ù.

À̶§Âë ´Ù¸¥ ¾îµò°¡¿¡¼­ Laurence CulhaneÀº < loz@holmes.demon.co.uk> ¸®´ª½º ¿¡ SILP ÇÁ·ÎÅäÄÝÀ» Áö¿øÇϱâ À§ÇÑ ÃÖÃÊÀÇ µå¶óÀ̹ö¸¦ °³¹ßÇØ ³Â´Ù. ÀÌ°ÍÀº ÀÌ ´õ³Ý ³×Æ®¿öÅ· ¾ï¼¼½º¸¦ ÇÒ¼ö¾ø´ø ¸¹Àº »ç¶÷µéÀÌ »õ·Î¿î ³×Æ®¿öÅ· ¼ÒÇÁÆ®¿þ¾î¸¦ ½ÇÇèÇÒ¼ö ÀÖµµ·Ï ÇØÁÖ¾ú´Ù. ¶Ç ¾î¶² »ç¶÷µéÀº ÀÌ ¼ÒÇÁÆ®¿þ¾î¸¦ ÀÎÅͳÝÀ» Á¢¼ÓÇÏ ´Âµ¥ »ç¿ëÇϱ⵵ ÇÏ¿´´Ù. ÀÌ°ÍÀº ¸®´ª½º°¡ ÃæºÐÇÑ ³×Æ®¿öÅ© Áö¿øÀ» °®°ÔµÈ´Ù¸é ½ÇÇöµÉ¼öÀÖ´Â °¡´É¼ºµéÀ» ¸¹Àº »ç¶÷µéÀÌ ¸Àº¼¼ö ÀÖ°Ô ÇÏ¿´À¸¸ç, ±âÁ¸ÀÇ ³×Æ®¿ö Å· ¼ÒÇÁÆ®¿þ¾î¸¦ °¡Áö°í ½ÇÁ¦·Î »ç¿ëÇÏ°í ½ÇÇèÇÏ´Â »ç¿ëÀÚ¼ö¸¦ ´Ã¾î³ª°Ô Çß´Ù.

³×Æ®¿öÅ· Áö¿øÀ» Çϴµ¥ ÀÏÀÍÀ» ´ã´çÇÑ ¶Ç ÇÑ»ç¶÷Àº ¹Ù·Î Fred Van KempenÀ̾ú ´Ù. < waltje@uwalt.nl.mugnet.org>. Ross°¡ ¸®µå °³¹ßÀڷμ­ÀÇ À§Ä¡¿¡¼­ ¹°·¯³­ ºÒÈ®½ÇÇÑ ±â°£ÈÄ¿¡ Fred´Â ±×ÀÇ ½Ã°£°ú ³ë·ÂÀ» Á¦°øÇÏ¿´À¸¸ç º»ÁúÀûÀ¸·Î °æÀïÀÚ °¡ ¾ø´Â ¿ªÇÒÀ» ¹Þ¾Æµé¿´´Ù. Fred´Â ¸®´ª½º ³×Æ®¿öÅ· ¼ÒÇÁÆ®¿þ¾î¸¦ À̲ø¾î°¡´Â ¹æÇâ¿¡ ´ëÇÑ ¾ß½ÉÂù °èȹÀ» °¡Áö°í ÀÖ¾úÀ¸¸ç, ÀÌ·¯ÇÑ ¹æÇâÀ¸·Î ÁøÇàÇØ ³ª°¬´Ù. Fred´Â 'NET-2' Ä¿³Î ÄÚµå¶ó ºÒ¸®´Â ÀÏ·ÃÀÇ ³×Æ®¿öÅ· Äڵ带 ¸¸µé¾î ³Â´Âµ¥(Ros sÀÇ °Í¿¡¼­ À¯·¡ÇÑ 'NET'), ÀÌ°ÍÀº ¸¹Àº »ç¶÷µéÀÌ À¯¿ëÇÏ°Ô ÀÌ¿ëÇÒ¼ö ÀÖ¾ú´Ù.

Fred´Â Á¤½ÄÀ¸·Î ¸î°³ÀÇ °³Çõ¾ÈÀº °³¹ß ¿¹Á¤¾È¿¡ Áý¾î³Ö¾ú´Âµ¥, ´ÙÀ̳ª¹Í µð¹Ù À̽º ÀÎÅÍÆäÀ̽º, ¾Æ¸¶Ãß¾î ¶óµð¿À AX.25 ÇÁ·ÎÅäÄÝ Áö¿ø, Á»´õ ¸ðµâÀûÀ¸·Î µðÀÚ ÀÎµÈ ³×Æ®¿öÅ· implementationµéÀÌ ±×°ÍµéÀÌ´Ù. FredÀÇ NET-2 ÄÚµå´Â ²Ï ¸¹Àº ¼öÀÇ ¿­±¤Àڵ鿡 ÀÇÇØ »ç¿ëµÇ¾úÀ¸¸ç, ±× ¼ö´Â ±× ¼ÒÇÁÆ®¿þ¾î°¡ µ¿ÀÛÇÑ´Ù´Â ¸»ÀÌ ÆÛÁü¿¡ µû¶ó °è¼ÓÇؼ­ ´Ã¾î°¬´Ù. ÀÌ ½Ã±âÀÇ ³×Æ®¿öÅ· ¼ÒÇÁÆ®¿þ¾î´Â ½ºÅÄ´Ùµå Ä¿ ³Î¿¡ ´ëÇÑ ¼ö¸¹Àº ÆÐÄ¡¿¡ ºÒ°úÇßÀ¸¸ç, º¸ÅëÀÇ ¸±¸®Áî¿¡ Æ÷ÇÔµÇÁöµµ ¾Ê¾Ò´Ù. net -faq¿Í À̾îÁö´Â net-2-howto´Â ±× ¸ðµç°ÍµéÀÌ µ¿ÀÛÇϵµ·Ï ²Ï º¹ÀâÇÑ ÇÁ·Î½ÃÁ® ¸¦ ±â¼úÇÑ´Ù. FredÀÇ ÃÐÁ¡Àº ½ºÅÄ´Ùµå ³×Æ®¿öÅ© implementation¿¡ ´ëÇÑ ½Å±â¼ú ÀÇ °³¹ß¿¡ ÀÖ¾úÀ¸¸ç ÀÌ°ÍÀº ½Ã°£ÀÌ °É¸®´Â ÀÏÀ̾ú´Ù. »ç¿ëÀÚµéÀ» ¹«¾ð°¡ ¹ÏÀ»¸¸ ÇÏ°Ô µ¿ÀÛÇÏ°í 80% Á¤µµÀÇ »ç¿ëÀÚ¸¦ ¸¸Á·½Ãų¼ö ÀÖ´Â °ÍÀ» ±â´ëÇϸç Àγ»½ÉÀ» ÀҾÀ¸¸ç RossÀÇ °æ¿ì¿Í ¸¶Âù°¡Áö·Î ¸®µå °³¹ßÀڷμ­ÀÇ Fred¿¡ ´ëÇÑ ¾Ð·ÂÀÌ »ý°Ü³µ´Ù.

Alan Cox < iialan@www.linux.uk.org>´Â ÀÌ·¯ÇÑ »óȲÀ» Ÿ°³Çϱâ À§ÇÑ ÇØ°áÃ¥À» Á¦½ÃÇß´Ù. ±×´Â FredÀÇ net-2 Äڵ带 °¡Á®´Ù µð¹ö±ëÀ» ÇÏ°í ¾ÈÁ¤ÀûÀ¸·Î ¸¸µé¾î ¼­ Àγ»½É¾ø´Â À¯ÀúµéÀ» ¸¸Á·½ÃÅ°°í, ¾Ð·ÂÀ¸·ÎºÎÅÍ Fred¸¦ ±¸Á¦ÇØ Áִµ¿¾È ±× °¡ ÀÚ½ÅÀÇ ÀÛ¾÷À» °è¼ÓÇÒ¼ö ÀÖ°Ô ÇØÁÖ¾ú´Ù. AlanÀº `Net-2D(ebugged)'¶ó ºÒ¸®´Â ÀÚ½ÅÀÇ Ã¹Â° ¹öÀüÀÎ ¸®´ª½º ³×Æ®¿öÅ· Äڵ带 ¼º°ø½ÃÅ°¸ç ÀÌ·¯ÇÑ ÀϵéÀ» Çسª°¬ ´Ù. ÀÌ ÄÚµå´Â ¸¹Àº ÀüÇüÀûÀΠȯ°æ¼Ó¿¡¼­ ¹ÏÀ»¸¸ÇÏ°Ô µ¿ÀÛÇßÀ¸¸ç »ç¿ëÀÚµéÀ» Çà º¹ÇÏ°Ô ÇØÁÖ¾ú´Ù. AlanÀº È®½ÇÈ÷ ±× ÇÁ·ÎÁ§Æ®¿¡ °øÇåÇÒ ¼ö ÀÖ´Â ÀڽŸ¸ÀÇ ¾ÆÀÌ µð¾î¿Í ±â¼úÀ» °¡Áö°í ÀÖ¾úÀ¸¸ç, NET-2 ÄÚµåÀÇ ¹æÇâ°ú °ü°èµÈ ¸¹Àº ³íÀǵéÀÌ ÀÌ ·ç¾îÁ³´Ù. °Å±â¿¡¼­ ¸®´ª½º ³×Æ®¿öÅ· »çȸ¼Ó¿¡¼­ ¼­·Î´Ù¸¥ µÎ°³ÀÇ ±×·ìÀÌ »ý°Ü ³µ´Âµ¥, Çϳª´Â 'ÀÏ´Ü µ¿ÀÛÇÏ°Ô ¸¸µé°í, ±× µÚ¿¡ ´õ Àß ¸¸µéÀÚ'¶ó´Â öÇÐÀ» °¡ Áö°í ÀÖ¾ú°í, ´Ù¸¥ Çϳª´Â '¾Æ¿¹ óÀ½ºÎÅÍ Àß ¸¸µéÀÚ'¶ó´Â öÇÐÀ» °¡Áö°í ÀÖ¾ú ´Ù. Linus°¡ °á±¹¿¡´Â ÁßÀ縦 ÇÏ°í, AlanÀÇ °³¹ß ³ë·Â¿¡ ÁöÁö¸¦ Ç¥Çϸç, ±×ÀÇ Äڵ带 ½ºÅÄ´Ùµå Ä¿³Î ¹èÆ÷º»¿¡ Æ÷ÇÔ½ÃÄ×´Ù. ÀÌ°ÍÀº Fred¸¦ °ï¶õÇÑ ÀÔÀåÀ¸·Î ¸¸ µé¾ú´Ù. °è¼ÓµÇ´Â °³¹ßµéÀÌ ±× Äڵ带 »ç¿ëÇÏ°í Å×½ºÆÃÇÒ ±â¹ÝÀ» ÀÒ°Ô µÇ¸ç, ±× °ÍÀº ¶ÇÇÑ °³¹ß ÁøÇà°úÁ¤ÀÌ ´õµ®Áö°í ¾î·Á¿öÁüÀ» ÀǹÌÇß´Ù. Fred´Â ªÀº ±â°£µ¿ ¾È °³¹ßÀ» °è¼ÓÇÏ´Ù °á±¹Àº Æ÷±âÇÏ°í ¸»¾ÒÀ¸¸ç, Alan ¸®´ª½º ³×Æ®¿öÅ· Ä¿³Î °³ ¹ß ³ë·ÂÀÇ »õ·Î¿î ¸®´õ°¡ µÇ¾ú´Ù.

Donald Becker < becker@cesdis.gsfc.nasa.gov>´Â °ð ³×Æ®¿öÅ©ÀÇ ·Î¿ì ·¹º§ ±¹¸é ¿¡ ´ëÇÑ ÀÚ½ÅÀÇ Àç´ÉÀ» µå·¯³ÂÀ¸¸ç ¸·´ëÇÑ ¾çÀÇ ÀÌ´õ³Ý µå¶óÀ̹ö¸¦ °³¹ßÇس´Ù. ÇöÀçÀÇ Ä¿³Î¿¡ µé¾î°¡´Â °ÅÀÇ ¸ðµç ÀÌ´õ³Ý µå¶óÀ̹ö´Â Donald¿¡ ÀÇÇØ °³¹ßµÈ°Í ÀÌ´Ù. Áß¿äÇÑ °øÇåÀ» ÇÑ ´Ù¸¥ »ç¶÷µéµµ ÀÖÁö¸¸ DonaldÀÇ ¾÷ÀûÀº Á¤¸»·Î dzºÎÇÏ °í Ưº°ÇÑ °ÍÀ̾úÀ½À» ¾ð±ÞÇÑ´Ù.

AlanÀº ¾ó¸¶µ¿¾È °è¼ÓÇؼ­ NET-2-Debugged Äڵ带 °³¼±ÇØ ³ª°¬À¸¸ç 'TODO' ¸®½º Æ®»ó¿¡ ¾îµå·¹½ºµÇÁö ¾ÊÀºÃ¤·Î ³²¾ÆÀÖ´Â ¹®Á¦µéÀ» ÁøÇàÇØ ³ª°¬´Ù. ¸®´ª½º Ä¿³Î 1.3.*°¡ ÀÌ»¡À» µå·¯³¾¶§Âë±îÁö Ä¿³Î ³×Æ®¿öÅ· ÄÚµå´Â ÇöÀç ¹öÀüÀÇ ±â¹ÝÀ̵Ǵ NET-3±îÁö ¹ßÀüÇØ °¬´Ù. AlanÀº ³×Æ®¿öÅ· ÄÚµåÀÇ ¼ö¸¹Àº ´Ù¸¥ ±¹¸é¿¡¼­ÀÇ ÀÛ¾÷ À» Çسª°¬À¸¸ç ¸®´ª½º ³×Æ®¿öÅ· Ä¿¹Â´ÏƼ¿¡¼­ ¿Â ¸¹Àº Àç´ÉÀÖ´Â »ç¶÷µéÀÇ µµ¿ò À» ¹Þ¾Æ ¸ðµç ¹æÇâ¿¡¼­ Äڵ带 ¼ºÀå½ÃÄÑ ³ª°¬´Ù. AlanÀº ´ÙÀ̳ª¹Í ³×Æ®¿öÅ© µð ¹ÙÀ̽º¿Í ÃÖÃÊÀÇ Ç¥ÁØ AX.25 ±×¸®°í IPX implemenatation À» ¸¸µé¾î ³Â´Ù. Alan Àº °è¼ÓÇؼ­ ±× Äڵ带 ÁÖ¹°·°°Å·È°í(? ^^;) Áö±ÝÀÇ »óÅ¿¡ À̸£±â±îÁö ¹ßÀü½Ã ÄÑ ³ª°¬´Ù.

PPPÀÇ Áö¿øÀº Michel Callahan < callahan@maths.ox.ac.uk>°ú Al Longyear< longyear@netcom.com>¿¡ ÀÇÇؼ­ Ãß°¡µÇ¾ú´Âµ¥ ÀÌ°ÍÀº ³×Å©¿öÅ·ÀÇ »ç¿ëÀ» À§ÇØ ¸®´ª½º ¸¦ »ç¿ëÇÏ´Â »ç¶÷µéÀÌ Áõ°¡¿¡ ´ëÇØ Áö³ªÄ¡°Ô ºñÆÇÀûÀ̾ú´Ù.

Jonathon Naylor < jsn@cs.nott.ac.uk>´Â AlanÀÇ AX.25 Äڵ忡 NetRom ÇÁ·ÎÅäÄÝ Áö¿øÀ» Ãß°¡ÇÔÀ¸·Î½á Ä¿´Ù¶õ °øÇåÀ» Çß´Ù. AX>25/NetRomÀÇ Áö¿øÀº ´ë´ÜÈ÷ Áß¿ä Çѵ¥ ¸®´ª½º¸¦ Á¦¿ÜÇÑ ´Ù¸¥ ¾î¶² ¿î¿µÃ¼Á¦µµ À̸¦ Ç¥ÁØÀÇ Áö¿øÀ¸·Î »ï°íÀÖÁö ¾Ê ±â ¶§¹®ÀÌ´Ù.

¸®´ª½º ³×Æ®¿öÅ· ¼ÒÇÁÆ®¿þ¾îÀÇ ¹ßÀü¿¡ Áß¿äÇÑ °øÇåÀ» ÇÑ »ç¶÷Àº ¹°·Ð ±× ¿Ü¿¡µµ ¸¹ÀÌ ÀÖ´Ù. À̵éÁß ¸î¸îÀ» ¿©·¯ºÐÀº ±â¼úÀûÀΠƯÁ¤ºÎºÐ¿¡ ¸¶ÁÖÄ¡°Ô µÉ°ÍÀÌ´Ù. ±× ¿ÜÀÇ ´Ù¸¥»ç¶÷µéÀº ¸ðµâ, µå¶óÀ̹ö, ¹ö±× ¼öÁ¤, Á¦¾È, Å×½ºÆ® ¸®Æ÷Æ®, ±×¸® °í Á¤½ÅÀûÀÎ ÁöÁöµî¿¡ °øÇåÇß´Ù. ¸ðµç °ÍµéÀÌ ´Ù Áß¿äÇÑ ¿ªÇÒÀ» Çß´Ù°í ÁÖÀåÇÒ ¼ö ÀÖÀ¸¸ç ±×µéÀÌ ÇÒ¼öÀÖ´Â °ÍµéÀ» Á¦°øÇß´Ù. ¸®´ª½º Ä¿³Î ³×Æ®¿öÅ· ÄÚµåÀÇ °³ ¹ßÀº ¸®´ª½º ½ºÅ¸ÀÏÀÇ ºÎÁ¤ºÎÁÖÀÇÀû °³¹ßÀÇ °á°ú·Î ÈǸ¢ÇÑ ¿¹°¡ µÈ´Ù. ±×°ÍÀÌ ¿©ºÐÀ» ³î¶ó°ÔÇÏÁö ¾Ê¾Ò´Ù¸é, ³î¶öÁغñ¸¦ Ç϶ó. ±×°ÍÀÇ °³¹ßÀº ¾ÆÁ÷µµ ³¡³ªÁö ¾Ê¾Ò´Ù.

4.2 ¸®´ª½º ³×Æ®¿öÅ·¿¡ °üÇÑ ´Ù¸¥ Á¤º¸´Â ¾îµð¿¡¼­ ¾òÀ»°ÍÀΰ¡?

¸®´ª½º ³×Æ®¿öÅ·¿¡ °üÇÏ¿© ÁÁÀº Á¤º¸¸¦ ¾òÀ»¼ö ÀÖ´Â ¸î°¡Áö Àå¼Ò°¡ ÀÖ´Ù.

ÇöÀçÀÇ ¸®´ª½º Ä¿³Î ³×Æ®¿öÅ· ÄÚµåÀÇ ¸ÞÀÎÅ×À̳ÊÀÎ Alan Cox´Â ¸®´ª½º ³×Æ®¿öÅ· ÀÇ ÇöÀç ±×¸®°í »õ·ÎÀÌ °³¹ßµÇ´Â °ÍµéÀ» Á¶¸íÇÏ´Â www ÆäÀÌÁö¸¦ ¿î¿µÇÏ°í ÀÖ´Ù. < www.uk.linux.org/NetNews.html>.

´Ù¸¥ ÁÁÀº Àå¼Ò´Â Olaf Kirch°¡ ¾´ Network Administration Guide¶õ Ã¥ÀÌ´Ù. ÀÌ °ÍÀº Linux Document ProjectÀÇ ÀÛ¾÷¹°À̸ç < sunsite.unc.edu/LDP/> ¿© ·¯ºÐÀº ÀÌ°ÍÀº Network Administration Guide HTML ¹öÀüÀ¸·Î ¾ðÁ¦¶óµµ ÀÐÀ»¼ö ÀÖ´Ù. < sunsite.unc.edu/LDP/LDP/nag/nag.html> ±×·¸Áö ¾ÊÀ¸¸é ¿©·¯ºÐÀº the sunsite.unc.edu LDP ftp archive·Î ´Ù¾çÇÑ Æ÷¸ËÀ¸·Î µÈ°ÍÀ» ±¸ÇÒ¼öµµ ÀÖ ´Ù. < sunsite.unc.edu/pub/Linux/docs/LDP/network-guide/> Olaf KirchÀÇ Ã¥Àº ÀÌÇØÇϱⰡ ½±°í ¸®´ª½º »ó¿¡¼­ÀÇ ³×Æ®¿öÅ© ¼³Á¤¿¡ ´ëÇØ ÇÏÀÌ ·¹º§ÀÇ °üÁ¡ À» Á¦°øÇÑ´Ù.

¸®´ª½º ´º½º °èÃþ¿¡¼­ ³×Æ®¿öÅ·°ú °ü·ÃµÈ ºÐ¾ß¿¡¼­ °øÇåÇÏ´Â ´º½º±×·ìµµ ÀÖ´Ù. comp.os.linux.networking <news:comp.os.linux.networking>

¸®´ª½º ³×Æ®¿öÅ·¿¡ °ü°èµÈ Áú¹®À» ÇÒ¼öÀÖ´Â °÷À¸·Î µî·ÏÇÒ¼ö ÀÖ´Â ¸ÞÀϸµ ¸®½º Æ®µµ ÀÖ´Ù. µî·ÏÀ» Çϱâ À§Çؼ­´Â ´ÙÀ½ÀÇ ¸ÞÀÏÀ» º¸³»¶ó:

To: majordomo@vger.rutgers.edu

       Subject: anything at all
       Message:
    subscribe linux-net
¸¹Àº IRC ³×Æ®¿öÅ© »ó¿¡´Â Á¾Á¾ ¸®´ª½º ä³Î #linux°¡ ÀÖÀ¸¸ç ¿©±â¿¡¼­ »ç¶÷µé Àº ³×Æ®¿öÅ·¿¡ °üÇÑ Áú¹®ÀÇ ´äÀ» µéÀ»¼öµµ ÀÖ´Ù. ¾î¶² ¹®Á¦Á¡À» ¸®Æ÷ÆÃÇÒ¶§´Â °¡´ÉÇÑ ÇÑ °ü·ÃµÈ »çÇ×À» ¸¹ÀÌ Æ÷ÇÔÇØ¾ß Çϴ°ÍÀ» ±â¾ïÇضó. ƯÈ÷ ¿©·¯ºÐÀº ÀÚ½ÅÀÌ »ç¿ëÇÏ´Â ¼ÒÇÁÆ®¿þ¾îÀÇ ¹öÀüÀ» ¸í½ÃÇØ¾ß ÇÏ´Â µ¥ ƯÈ÷ Ä¿³Î ¹öÀü, pppd³ª dip°°Àº ÅøÀÇ ¹öÀü, ±×¸®°í ¿©·¯ºÐÀÌ °æÇèÇÑ ¹®Á¦ÀÇ Æ¯¼ºÀ» Á¤È®È÷ ¾ð±ÞÇØ¾ß ÇÑ´Ù. ÀÌ°ÍÀº ¿©·¯ºÐÀÌ ³»¸° ¸í·É°ú ³ªÅ¸³­ ¿¡·¯¸Þ½ÃÁö ÀÇ Á¤È®ÇÑ ±¸¹®À» ±â·ÏÇØ¾ß ÇÔÀ» ÀǹÌÇÑ´Ù.

4.3 ¾îµð¿¡¼­ ¸®´ª½º¿¡ ±¹ÇѵÇÁö ¾ÊÀº ³×Æ®¿öÅ© Á¤º¸¸¦ ¾òÀ»¼ö Àִ°¡?

¿©·¯ºÐÀÌ tcp/ip ³×Æ®¿öÅ·ÀÇ ±âº»ÀûÀÎ ÇнÀÀ» ¸¶Ä£»óŶó¸é ´ÙÀ½ÀÇ ¹®¼­¸¦ ã¾Æ º¼°ÍÀ» ±ÇÀåÇÑ´Ù.

tcp/ip introduction

this document comes as both a text version < athos.rutgers.edu/runet/tcp-ip-admin.doc> and a postscript version < athos.rutgers.edu/runet/tcp-ip-admin.ps>.

tcp/ip¿¡ °üÇÑ Á»´õ ¼¼ºÎÀûÀÎ Á¤º¸µéÀ» ¾Ë°í³­ µÚ¶ó¸é ´ÙÀ½ÀÇ °ÍÀ» °­·ÂÈ÷ Ãßõ ÇÑ´Ù.

"Internetworking with TCP/IP"

       by Douglas E. Comer
    ISBN 0-13-474321-0
       Prentice Hall publications.
À¯´Ð½º ȣȯ ȯ°æ¿¡¼­ ³×Æ®¿öÅ© ¾îÇø®ÄÉÀÌ¼Ç ÀÛ¼º¿¡ °üÇØ ¹è¿ì°í ½Í´Ù¸é, ´ÙÀ½ À» °­·ÂÈ÷ ÃßõÇÑ´Ù.

"Internetworking with TCP/IP"

       by Douglas E. Comer
    ISBN 0-13-474321-0
       Prentice Hall publications.
 
comp.protocols.tcp-ip¸¦ µÚÁ®º¼¼öµµ ÀÖ´Ù. <news:comp.protocols.tcp-ip>

ÀÎÅͳݰú tcp-ip ÇÁ·ÎÅäÄÝ suite°ú °ü·ÃµÈ ƯÁ¤ ±â¼ú Á¤º¸ÀÇ Áß¿äÇÑ ¼Ò½ºÇϳª°¡ ¹Ù·Î RFCsÀÌ´Ù. RFC´Â 'Request For Comment'ÀÇ ¸Ó¸´±ÛÀÚÀ̸ç, ÀÎÅÍ³Ý ÇÁ·ÎÄÚÅç ÀÇ Ç¥ÁØÀ» Á¦¾ÈÇÏ°í µµÅ¥¸ÕÆà Çϴ ǥÁØÀûÀÎ ¹æ¹ýÀÌ´Ù. RFC¸¦ º¸°üÇÏ°í Àִ°÷ Àº ¸¹ÀÌ ÀÖ´Ù. ÀÌ »çÀÌÆ®ÀÇ »ó´çºÎºÐÀº FTP »çÀÌÆ®À̸ç ƯÁ¤ Å°¿öµå·Î RFC µ¥ÀÌ Åͺ£À̽º¸¦ °Ë»öÇÒ¼ö ÀÖ°Ô ¿¬°á½ÃÄѳí www »çÀÌÆ®µµ ÀÖ´Ù.

RFC¸¦ À§ÇÑ ¼Ò½ºÁß Çϳª°¡ ´ÙÀ½¿¡ ÀÖ´Ù. < pubweb.nexor.co.uk/public/rfc/index/rfc.html>

5. ÀϹÝÀûÀÎ ³×Æ®¿öÅ© ¼³Á¤°ú °ü·ÃµÇ Á¤º¸.

´ÙÀ½ÀÇ ºÎºÐµéÀ» ¿©·¯ºÐÀÌ ½ÇÁ¦·Î ÀÚ½ÅÀÇ ³×Æ®¿öÅ©¸¦ ¼³Á¤ÇϱâÀü¿¡ ¾Ë°í ÀÌÇØÇÒ ÇÊ¿ä°¡ ÀÖ´Â °ÍµéÀÌ´Ù. À̵éÀº ¿©·¯ºÐÀÌ ¼³Ä¡ÇÏ·Á´Â ³×Æ®¿öÅ©ÀÇ Á¤È®ÇÑ Æ¯¼º¿¡ °ü°è¾øÀÌ Àû¿ëµÇ´Â ±âº»ÀûÀÎ ¿ø¸®µéÀÌ´Ù.

5.1 ½ÃÀÛÇÏ·Á¸Õ ¹«¾ùÀÌ ÇÊ¿äÇÑ°¡?

³×Æ®¿öÅ©¸¦ ¼³Ä¡ÇÏ°í ¼³Á¤Çϱâ Àü¿¡ ÇÊ¿äÇÑ °ÍÀÌ ¸î°¡Áö ÀÖ´Ù. °¡Àå Áß¿äÇÑ°ÍÀÌ ´ÙÀ½ÀÇ °ÍµéÀÌ´Ù.

ÇöÀçÀÇ Ä¿³Î ¼Ò½º

ÇöÀç ¿©·¯ºÐÀÌ ¿î¿µÇÏ°í ÀÖ´Â Ä¿³ÎÀÌ ¿©·¯ºÐÀÌ »ç¿ëÇÏ°í ½Í¾îÇÏ´Â ³×Æ®¿öÅ© Ÿ ÀÔÀ̳ª Ä«µåµîÀ» Áö¿øÇÏÁö ¾ÊÀ»¼öµµ Àֱ⶧¹®¿¡ ÀûÀýÇÑ ¿É¼ÇÀ¸·Î Ä¿³ÎÀ» ´Ù½Ã ÄÄÆÄÀÏÇϱâ À§Çؼ­ Ä¿³Î ¼Ò½º°¡ ÇÊ¿äÇÏ´Ù.

¿©·¯ºÐÀº ftp.funet.fi¿¡¼­ ÃֽŹöÀüÀÇ Ä¿³Î ¼Ò½º¸¦ ¾òÀ»¼ö ÀÖ´Ù. < tp.funet.fi/pub/Linux/PEOPLE/Linus/v2.0>

º¸Åë Ä¿³Î ¼Ò¼Ò´Â /usr/src/linux µð·ºÅ丮·Î tarÀ̹ÌÁö°¡ Ç®¾îÁ®¾ß ÇÑ´Ù. ¾î ¶»°Ô ÆÐÄ¡¸¦ Àû¿ëÇÏ°í Ä¿³ÎÀ» ¸¸µé°ÍÀΰ¡¿¡ ´ëÇÑ Á¤º¸¸¦ ¾Ë±â À§Çؼ­´Â kernel- howto¸¦ Àоî¾ß ÇÑ´Ù. kernel-moduleÀÇ ¼³Á¤¿¡ ´ëÇØ ¾Ë°í½Í´Ù¸é module-howto¸¦ Àоî¾ß ÇÑ´Ù.

Ưº°È÷ ¾ð±ÞÇÏÁö ¾Ê´Â ÇÑ ¿©·¯ºÐÀº Ç¥ÁØÀÇ Ä¿³Î ¸±¸®Áî(¹öÀü ³Ñ¹öÀÇ µÎ¹øÀç dig itÀÌ Â¦¼ö·Î µÈ°Í)¸¦ °íÁýÇϱ⠹ٶõ´Ù. °³¹ß ¸±¸®Áî Ä¿³ÎÀº(µÎ¹ø° digitÀÌ È¦ ¼öÀÎ °Í) ½Ã½ºÅÛ»óÀÇ ´Ù¸¥ ¼ÒÇÁÆ®¿þ¾î¿Í ¹®Á¦¸¦ ÀÏÀ¸Å³¼ö ÀÖ´Â ±¸Á¶ ÀÚüÀÇ ¶Ç ´Â ´Ù¸¥ º¯È­°¡ ÀÖÀ»¼ö ÀÖ´Ù. ¿©·¯ºÐÀÌ ±×·¯ÇÑ Á¾·ùÀÇ ¹®Á¦¸¦ ÇØ°ÉÇÒ¼ö ÀÖ´Ù°í È®½ÅÇÏÁö ¾Ê´ÂÇÑ, ¶Ç ÀáÀçÀûÀÎ ¼ÒÇÁÆ®¿þ¾îÀÇ ¿¡·¯¸¦ 󸮰¡ È®½ÇÇÏÁö ¾ÊÀº ÇÑ ±×°ÍÀ» »ç¿ëÇÏÁö ¸»¶ó.

ÇöÀçÀÇ ³×Æ®¿öÅ© Åø.

³×Æ®¿öÅ© ÅøµéÀº ¸®´ª½ºÀÇ ³×Æ®¿öÅ© µð¹ÙÀ̽ºµéÀ» ¼³Á¤Çϱâ À§ÇØ »ç¿ëÇÏ´Â ÇÁ·Î ±×·¥µéÀÌ´Ù. ¿¹¸¦µé¾î ÀÌ·± ÅøµéÀº µð¹ÙÀ̽º¿¡ ÁÖ¼Ò¸¦ ÇÒ´çÇÏ°Ô ÇØÁְųª ¶ó¿ì Æ®¸¦ ¼³Á¤ÇÒ¼ö ÀÖ°Ô ÇØÁØ´Ù.

´ëºÎºÐ ÃÖ½ÅÀÇ ¸®´ª½º ¹èÆ÷º»Àº ³×Æ®¿öÅ© Åøµé°ú ÇÔ²² Á¦°øµÇ¹Ç·Î, ¿©·¯ºÐÀÌ ¹è Æ÷º»À¸·Î ºÎÅÍ ÀνºÅçÀ»ÇÏ°í, ³×Æ®¿öÅ© ÅøÀ» ÀνºÅçÇÏÁö ¾Ê¾Ò´Ù¸é ÀÌ°ÍÀ» ÇØ¾ß ¸¸ ÇÑ´Ù.

¹èÆ÷º»À¸·Î ¼³Ä¡ÇÏÁö ¾Ê¾Ò´Ù¸é ¿©·¯ºÐÀº Á÷Á¢ ¼Ò½º¸¦ ±¸Çشٰ¡ ÄÄÆÄÀÏÇØ¾ß ÇÒ ÇÊ¿ä°¡ ÀÖ´Ù. ÀÌ°ÍÀº ±×´ÙÁö ¾î·ÆÁö ¾Ê´Ù.

³×Æ®¿öÅ© ÅøÀº ÇöÀç Bernd Eckenfels¿¡ ÀÇÇØ °ü¸®µÇ¸ç, ftp.inka.de¿¡¼­ ±¸ÇÒ ¼ö ÀÖ´Ù. < ftp.inka.de/pub/comp/Linux/networking/NetTools/> and are ¶Ç ´ÙÀ½¿¡ ¹Ì·¯¸µµÇ¾î ÀÖ´Ù. < ftp.linux.uk.org/pub/linux/Networking/PROGRAMS/NetTools/>. ¿©·¯ºÐÀÌ »ç¿ëÇÏ°íÀÚ ÇÏ´Â Ä¿³Î ¹öÀü°ú °¡Àå ÀûÇÕÇÑ ¹öÀüÀ» ¼±ÅÃÇØ¾ß ÇÔÀ» ¸í½É Ç϶ó. ±×¸®°í ÀνºÅçÀ» ÇÏ·Á¸é ÆÐÅ°Áö ¾ÈÀÇ Áö½Ã¸¦ µû¸£¶ó.

À̱ÛÀ» ÀÛ¼ºÇÏ´Â ¶§ÀÇ ÇöÀç¹öÀüÀ» ÀνºÅçÇÏ°í ¼³Á¤ÇÏ°íÀÚ ÇÑ´Ù¸é ´ÙÀ½°ú °°ÀÌ ÇؾßÇÑ´Ù.

#
  # cd /usr/src
  # tar xvfz net-tools-1.32-alpha.tar.gz
  # cd net-tools-1.32-alpha
  # make config
  # make
  # make install
  #
 
Ãß°¡·Î, ÆÄÀÌ¾î ¿ùÀ» ¼³Á¤ÇÏ°í, IP ¸Ó½ºÄ¿·¹À̵带 »ç¿ëÇÏ°í ½Í´Ù¸é ipfwadm ¸í ·ÉÀÌ ÀÖ¾î¾ß ÇÑ´Ù. ±×°ÍÀÇ ÃÖ±Ù¹öÀüÀ» ftp.xos.nl¿¡¼­ ±¸ÇÒ¼öÀÖ´Ù. < ftp.xos.nl/pub/linux/ipfwadm>.¶Ç, ±×°÷¿¡¼­ ±¸ÇÒ¼öÀÖ´Â ¹öÀüÀº ¿©·¯°¡ Áö°¡ ÀÖÀ¸¹Ç·Î, ¿©·¯ºÐÀÇ Ä¿³Î°ú ¹öÀü°ú °¡Àå °¡±î¿î °ÍÀ» ¼±ÅÃÇϵµ·Ï ÇؾßÇÑ ´Ù.

ÀÌ ±ÛÀ» ÀÛ¼ºÇÏ´Â ½Ã±âÀÇ ÇöÀç¹öÀüÀ» ¼³Ä¡ÇÏ°í ¼³Á¤ÇÏ·Á¸é, ´ÙÀ½°ú °°ÀÌ Ç϶ó.

#
  # cd /usr/src
  # tar xvfz ipfwadm-2.3.0.tar.gz
  # cd ipfwadm-2.3.0
  # make
  # make install
  #

³×Æ®¿öÅ© ÀÀ¿ë ÇÁ·Î±×·¥

³×Æ®¿öÅ© ÀÀ¿ë ÇÁ·Î±×·¥À̶õ telnet, ftp µîÀÇ ÇÁ·Î±×·¥°ú °¢°¢ÀÇ ¼­¹ö ÇÁ·Î±× ·¥À» ¸»ÇÑ´Ù. David Holland< dholland@hcs.harvard.edu>´Â ÀÌÁ¦ À̵é ÇÁ·Î±×·¥ ÀÇ ´ëºÎºÐÀ» °ü¸®ÇÏ°í ÀÖ´Ù. ¿©·¯ºÐÀº ftp.linux.uk.org¿¡¼­ ±×°ÍÀ» ±¸ÇÒ¼ö°¡ ÀÖ´Ù. < ftp.uk.linux.org/pub/linux/Networking/base>. ÀÌ ±ÛÀ» ÀÛ¼ºÇÏ´Â ½Ã±âÀÇ ÇöÀç¹öÀüÀ» ¼³Ä¡, ¼³Á¤ÇÏ·Á¸é ´ÙÀ½°ú °°ÀÌ Ç϶ó.

#
  # cd /usr/src
  # tar xvfz /pub/net/NetKit-B-0.08.tar.gz
  # cd NetKit-B-0.08
  # more README
  # vi MCONFIG
  # make
  # make install
  #

Addresses.

ÀÎÅͳÝÀÇ ÇÁ·ÎÅäÄÝ ¾îµå·¹½º´Â 4 ¹ÙÀÌÆ®·Î ÀÌ·ç¾îÁø´Ù. ÀÌ°Í¿¡ ´ëÇÑ ÇÕÀÇ´Â ÁÖ ¼Ò¸¦ 'dotted decimal notation'À̶ó ºÒ¸®´Â ²Ã·Î ±â·ÏÇÏ´Â °ÍÀÌ´Ù. ÀÌ·¯ÇÑ for m¿¡¼­ °¢°¢ÀÇ ¹ÙÀÌÆ®´Â 0ÀÌ ¾Æ´Ñ À̻󿡴 ¾ÕÀÇ 0À» »©¹ö¸° (0 255) 10Áø¼ö·Î º¯È¯µÇ¸ç, °¢°¢ÀÇ ¹ÙÀÌÆ®´Â '.' ¹®ÀÚ·Î ºÐ¸®µÇ¾î ¾²¿©Áø´Ù. ±×°ÍÀÇ Æí¸®ÇÔÀ¸·Î ÀÎÇØ È£½ºÆ®¿Í ¶ó¿ìÅÍÀÇ °¢°¢ÀÇ ÀÎÅÍÆäÀ̽º´Â IP ¾îµå·¹½º¸¦ °¡Áø´Ù. ¸î¸î ȯ°æ ¼Ó¿¡¼­´Â ´ÜÀÏ ¸Ó½Å»óÀÇ °¢°¢ÀÇ Æ÷Æ®¿¡ ´ëÇÏ¿© °°Àº IP ¾îµå·¹½º¸¦ »ç¿ëÇÏ´Â °Í ÀÌ ÇÕ¹ýÀûÀÌÁö¸¸ º¸Åë °¢ ÀÎÅÍÆäÀ̽º´Â ÀڽŸ¸ÀÇ ÁÖ¼Ò¸¦ °®±â¸¶·ÃÀÌ´Ù.

ÀÎÅÍ³Ý ÇÁ·ÎÅäÄÝ ³×Æ®¿öÅ©´Â ÀÎÁ¢ÇØ ÀÖ´Â IP ¾îµå·¹½ºµéÀÇ ½ÃÄö½ºÀÌ´Ù. ³×Æ®¿ö Å©»óÀÇ ¸ðµç ¾îµå·¹½º´Â °øÅëÀûÀ¸·Î ¸î°³ÀÇ Á¡(digit)À» ¾îµå·¹½º³»¿¡ Æ÷ÇÔÇÏ°í ÀÖ´Ù. ÇÑ ³×Æ®¿öÅ©ÀÇ ¾îµå·¹½º¿¡¼­ °øÅëÀûÀÎ ºÎºÐÀº 'network portion'À̶ó ºÒ ¸°´Ù. 'network portion'À» Á¦¿ÜÇÑ ³ª¸ÓÁö ºÎºÐÀº 'host portion'À̶ó°í ºÒ¸° ´Ù. ³×Æ®¿öÅ©ÀÇ ¸ðµç ¾îµå·¹½º¿¡ ÀÇÇØ °øÀ¯µÇ´Â bitÀº netmask¶ó ºÒ¸®´Âµ¥, ¾î ¶² ¾îµå·¹½º°¡ ±×°ÍÀÌ Àû¿ëµÈ ³×Æ®¿öÅ©¿¡ ¼ÓÇÏ´ÂÁö, ¼ÓÇÏÁö ¾Ê´ÂÁö¸¦ °áÁ¤Áþ´Â °ÍÀÌ netmaskÀÇ ¿ªÇÒÀÌ´Ù. ´ÙÀ½ÀÇ ¿¹¸¦ »ìÆ캸ÀÚ.

 
-----------------  ---------------
  Host Address       192.168.110.23
  Network Mask       255.255.255.0
  Network Portion    192.168.110.
  Host portion                  .23
  -----------------  ---------------
  Network Address    192.168.110.0
  Broadcast Address  192.168.110.255
  -----------------  ---------------
netmask³»¿¡¼­ 'bitwise anded'µÈ ¾îµå·¹½º´Â ÀÚ½ÅÀÌ ¼ÓÇÑ ³×Æ®¿öÅ©ÀÇ ¾îµå·¹½º ¸¦ °ø°³ÇÏ°Ô µÉ°ÍÀÌ´Ù. ±×·¯¹Ç·Î ³×Æ®¿öÅ©ÀÇ ¾îµå·¹½º ¹üÀ§Áß¿¡¼­ °¡Àå ³·Àº ³Ñ ¹öÀÇ ¾îµå·¹½º´Â Ç×»ó network address°¡ µÇ´Â°ÍÀÌ´Ù. ¶ÇÇÑ Ç×»ó 0À¸·Î ÄÚµåµÈ 'host portion'À» °®°Ô µÈ´Ù.

ºê·Îµåij½ºÆ® ¾îµå·¹½º´Â ÀÚ½ÅÀÇ µ¶Æ¯ÇÑ ¾îµå·¹½º¿¡ ´õÇÏ¿© ³×Æ®¿öÅ©³»ÀÇ ¸ðµç È£½ºÆ®°¡ µè´Â Ưº°ÇÑ ¾îµå·¹½ºÀÌ´Ù. ÀÌ ¾îµå·¹½º´Â ³×Æ®¿öÅ© »óÀÇ ¸ðµç È£½ºÆ® °¡ µ¿½Ã¿¡ µè°Ô²û ÇÒ¶§ µ¥ÀÌÅͱ׷¥ÀÌ º¸³»Áö´Â ¾îµå·¹½ºÀÌ´Ù. 'ºê·Îµåij½ºÆ®¶õ ¾î¶²°ÍÀ̾î¾ß Çϴ°¡'¸¦ À§ÇØ »ç¿ëµÇ´Â °øÅëÀûÀ¸·Î »ç¿ëµÇ´Â µÎ°¡ÁöÀÇ Ç¥ÁØ»çÇ× ÀÌ ÀÖ´Ù. °¡Àå ³Î¸® ¹Þ¾Æµé¿©Áö°í Àִ°ÍÀº ÇØ´ç ³×Æ®¿öÅ©¿¡¼­ °¡Àå ³ôÀº °ªÀ» Áö´Ï´Â ¾îµå·¹½º¸¦ ºê·Îµåij½ºÆ® ¾îµå·¹½º·Î »ç¿ëÇÏ´Â °ÍÀÌ´Ù. À§ÀÇ ¿¹¿¡¼­ ÀÌ °ÍÀº 192.168.110.255°¡ µÈ´Ù. ´Ù¸¥ »çÀÌÆ®¿¡¼­´Â ¸î°¡Áö ÀÌÀ¯·Î ³×Æ®¿öÅ© ¾îµå ·¹½º¸¦ ºê·Îµåij½ºÆ® ¾îµå·¹½º·Î »ç¿ëÇÏ´Â ¹æ¹ýÀ» äÅÃÇß´Ù. ½ÇÁ¦·Î ¾î´À°ÍÀ» »ç¿ëÇϴ°¡ Çϴ°ÍÀº º°·Î ¹®Á¦°¡ µÇÁö ¾ÊÁö¸¸ ³×Æ®¿öÅ©»óÀÇ ¸ðµç È£½ºÆ®°¡ °° Àº ºê·Îµåij½ºÆ® ¾îµå·¹½º·Î ¼³Á¤µÇ¾î Àִ°¡´Â ¹Ýµå½Ã È®ÀÎÇØ¾ß ÇÑ´Ù. IP ÇÁ·Î ÅäÄÝ °³¹ß ÃʱâÀÇ ¾ðÁ¨°¡ °ü¸®»óÀÇ ÀÌÀ¯·Î ÀÓÀÇÀÇ ±×·ìÀÇ ¾îµå·¹½º°¡ ³×Æ®¿öÅ© ¿¡ Çü¼ºµÇ¾ú°í, ÀÌ·¯ÇÑ ³×Æ®¿öÅ©´Â 'class'¶ó ºÒ¸®´Â °ÍÀ¸·Î ±×·ìÈ­µÇ¾ú´Ù. ÀÌ Å¬·¡½º´Â ÇÒ´çÇÒ¼ö Àִ ǥÁØ »çÀÌÁî ³×Æ®¿öÅ©ÀÇ °¹¼ö¸¦ Á¦°øÇØÁØ´Ù. ÇÒ´çµÈ ¹üÀ§´Â ´ÙÀ½°ú °°´Ù.

----------------------------------------------------------
  | Network | Netmask       | Network Addresses            |
  | Class   |               |                              |
  ----------------------------------------------------------
  |    A    | 255.0.0.0     | 0.0.0.0    - 127.255.255.255 |
  |    B    | 255.255.0.0   | 128.0.0.0  - 191.255.255.255 |
  |    C    | 255.255.255.0 | 192.0.0.0  - 223.255.255.255 |
  |Multicast| 240.0.0.0     | 224.0.0.0  - 239.255.255.255 |
  ----------------------------------------------------------
 
¾î¶² ¾îµå·¹½º¸¦ »ç¿ëÇØ¾ß Çϴ°¡´Â Á¤È®È÷ ¿©·¯ºÐÀÌ ÇؾßÇÒÀÏÀÌ ¹«¾ùÀΰ¡¿¡ µû ¶ó ´Þ¶óÁø´Ù. ÇÊ¿äÇÑ ¸ðµç ¾îµå·¹½º¸¦ ¾ò±â À§Çؼ­´Â ´ÙÀ½À» Á¶ÇÕÇؼ­ »ç¿ëÇØ¾ß ÇÑ´Ù.

±âÁ¸ÀÇ IP ³×Æ®¿öÅ©»ó¿¡ ¸®´ª½º ¸Ó½ÅÀ» ¼³Ä¡ÇÑ´Ù. IP ³×Æ®¿öÅ©¿¡ ¸®´ª½º ¸Ó½ÅÀ» ¼³Ä¡ÇÏ°íÀÚ ÇÑ´Ù¸é ³×Æ®¿öÅ© °ü¸®ÀÚ¿Í Á¢ÃËÇÏ¿© ´ÙÀ½ÀÇ Á¤º¸¸¦ ¹°¾îºÁ¾ß ÇÑ´Ù.

  • Host IP Address
  • IP network address
  • IP broadcast address
  • IP netmask
  • Router address
  • Domain Name Server Address
±×·±µÚ ¸®´ª½º ³×Æ®¿öÅ© µð¹ÙÀ̽º¸¦ ÀÌ ¼¼ºÎ»çÇ×À¸·Î ¼³Á¤ÇØ ÇÑ´Ù. ÀÌ°ÍÀ» ÇÏÁö¾Ê°í´Â ¿©·¯ºÐÀÌ ÇÑ ¼³Á¤ÀÌ µ¿ÀÛÇϸ®¶ó ±â´ëÇÒ¼ö´Â ¾ø´Ù.

ÀÎÅͳݿ¡ ¿¬°áµÇÁö ¾Ê´Â ¿ÏÀüÈ÷ »õ·Î¿î ³×Æ®¿öÅ© ¸¸µé±â ÀÎÅͳݿ¡ ¿¬°áµÇÁö ¾ÊÀ» »çÀûÀÎ ³×Æ®¿öÅ©¸¦ ¸¸µç´Ù¸é ¿©·¯ºÐÀº ¾Æ¹« ¾îµå·¹½º³ª ¼±ÅÃÇÒ¼ö ÀÖ´Ù. ±×·¯³ª ¾ÈÀü¼º°ú ÀÏ°ü¼ºÀÇ ÀÌÀ¯·Î Ưº°È÷ ¿¹¾àµÇ¾îÀÖ´Â IP ¾îµå·¹½º°¡ ÀÖ´Ù. ÀÌ°ÍÀº ´ÙÀ½°ú °°ÀÌ RFC1597¿¡ ¸í½ÃµÇ¾î ÀÖ´Ù.

     -----------------------------------------------------------
        |         RESERVED PRIVATE NETWORK ALLOCATIONS            |
        -----------------------------------------------------------
        | Network | Netmask       | Network Addresses             |
        | Class   |               |                               |
        -----------------------------------------------------------
        |    A    | 255.0.0.0     | 10.0.0.0    - 10.255.255.255  |
        |    B    | 255.255.0.0   | 172.16.0.0  - 172.31.255.255  |
        |    C    | 255.255.255.0 | 192.168.0.0 - 192.168.255.255 |
        -----------------------------------------------------------
 
¿ì¼± ³×Æ®¿öÅ©ÀÇ Å©±â¸¦ °áÁ¤ÇÑµÚ ¿øÇÏ´Â ¸¸Å­ÀÇ ¾îµå·¹½º¸¦ ¼±ÅÃÇØ¾ß ÇÑ´Ù.

5.2 ¾îµð¿¡ ¼³Á¤ ¸í·ÉÀ» ³Ö¾î¾ß Çϴ°¡?

¸®´ª½º ½Ã½ºÅÛ ºÎÆ® ÇÁ·Î½ÃÁ®·ÎÀÇ ¼­·Î´Ùµç Á¢±Ù¹ýÀÌ ¸î°¡Áö ÀÖ´Ù. Ä¿³ÎÀÌ ºÎÆà µÈ µÚ¿¡ ±×°ÍÀº Ç×»ó 'init'À̶ó´Â ÇÁ·Î±×·¥À» ½ÇÇàÇÑ´Ù. initÀº /etc/inittab À̶ó´Â ¼³Á¤ÆÄÀÏÀ» ÀÐ°í ºÎÆ® °úÁ¤À» ½ÃÀÛÇÑ´Ù. init¿¡´Â ¸î°³ÀÇ ´Ù¸¥ ƯÁú(fla vours)ÀÌ ÀÖÀ¸¸ç, ÀÌ·¯ÇÑ ´Ù¾ç¼ºÀº ¸®´ª½º ¹èÆ÷º»°ú ¸Ó½ÅÀÇ ´Ù¾ç¼ºÀÇ °¡Àå Å« ¿øÀÎÀÌ µÈ´Ù.

ÈçÈ÷ /etc/inittab ÆÄÀÏÀº ´ÙÀ½°ú °°Àº ¿£Æ®¸®¸¦ Æ÷ÇÔÇÏ°í ÀÖ´Ù.

    si::sysinit:/etc/init.d/boot
 
ÀÌ ¶óÀÎÀº ½ÇÁ¦·Î ºÎÆ® ½ÃÄö½º¸¦ °ü¸®ÇÏ´Â shell ½ºÅ©¸³Æ®ÀÇ À̸§À» ¸í½ÃÇÑ´Ù. ÀÌ ÆÄÀÏÀº MS-DOS»óÀÇ autoexec.bat ÆÄÀÏ°ú ´Ù¼Ò À¯»çÇÏ´Ù.

ÀÌ ºÎÆ® ½ºÅ©¸³Æ®¿¡ ÀÇÇØ È£ÃâµÇ´Â ´Ù¸¥ ½ºÅ©¸³Æ®°¡ ÀÖÀ¸¸ç ³×Æ®¿öÅ©´Â À̵é¾È ¿¡¼­ ¼³Á¤µÈ´Ù.

´ÙÀ½ Å×À̺íÀÌ ¿©·¯ºÐÀÇ ½Ã½ºÅÛÀÇ °¡À̵å·Î »ç¿ëµÉÁöµµ ¸ð¸£°Ú´Ù.

------------------------------------------------------------------------
 |Interface Config/Routing                    |Server Initialisation
 ------------------------------------------------------------------------
 |/etc/init.d/network                         |/etc/init.d/netbase
 |                                            |/etc/init.d/netstd_init
 |                                            |/etc/init.d/netstd_nfs
 |                                            |/etc/init.d/netstd_misc
 ------------------------------------------------------------------------
 |/etc/rc.d/rc.inet1                          |/etc/rc.d/rc.inet2
 ------------------------------------------------------------------------
 |/etc/sysconfig/network-scripts/ifup-<ifname>|/etc/rc.d/init.d/network
 ------------------------------------------------------------------------
                           <¼ø¼­´ë·Î Debian, Slackware, RedHat>
 
´ë°³ÀÇ ¹èÆ÷º»Àº ¸¹Àº Á¾·ùÀÇ ÈçÈ÷ »ç¿ëµÇ´Â ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º¸¦ ¼³Á¤ÇÒ¼ö ÀÖ´Â ÇÁ·Î±×·¥À» Æ÷ÇÔÇÏ°í ÀÖ´Ù. ÀÌ°ÍÀÌ ÀÖ´Ù¸é ¼öµ¿ ¼³Á¤À» ½ÃµµÇϱâ Àü¿¡ ÀÌ °ÍÀÌ ¿øÇÏ´Â °ÍÀ» ÇØÁÖ´ÂÁö ¾Ë¾ÆºÁ¾ß ÇÑ´Ù.
    -----------------------------------------
       Distrib   | Network configuration program
       -----------------------------------------
       RedHat    | /sbin/netcfg
       Slackware | /sbin/netconfig
       -----------------------------------------

5.3 ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º ¸¸µé±â

¸¹Àº À¯´Ð½º ½Ã½ºÅÛ¿¡¼­ ³×Æ®¿öÅ© µð¹ÙÀ̽º´Â /dev µð·ºÅ丮¿¡¼­ º¸ÀδÙ. ±×·¯ ³ª ¸®´ª½º¿¡¼­´Â ±×·¸Áö ¾Ê´Ù. ¸®´ª½ºÀÇ ³×Æ®¿öÅ© µð¹ÙÀ̽º´Â ¼ÒÇÁÆ®¿þ¾î ³»¿¡ ¼­ µ¿ÀûÀ¸·Î »ý¼ºµÇ¹Ç·Î µð¹ÙÀ̽º ÆÄÀÏÀÌ Á¸ÀçÇÒ ÇÊ¿ä°¡ ¾ø´Ù.

´ë°³ÀÇ °æ¿ì ³×Æ®¿öÅ© µð¹ÙÀ̽º´Â ÃʱâÈ­ÇÏ´Â µ¿¾È µð¹ÙÀ̽º µå¶óÀ̹ö¿¡ ÀÇÇØ ÀÚµ¿À¸·Î ¸¸µé¾îÁö°í Çϵå¿þ¾î¸¦ ¼³Ä¡ÇÑ´Ù. ¿¹¸¦µé¾î ÀÌ´õ³Ý µð¹ÙÀ̽º µå¶óÀ̹ö ´Â ¼øÂ÷ÀûÀ¸·Î eth[0...n] ÀÎÅÍÆäÀ̽º¸¦ ¸¸µé°í ÀÌ´õ³Ý Çϵå¿þ¾î¸¦ À§Ä¡½ÃŲ´Ù. ù¹ø°·Î ¹ß°ßµÇ´Â ÀÌ´õ³Ý Ä«µå´Â eth0°¡ µÎ¹ø°ÀÇ ÀÌ´õ³Ý Ä«µå´Â eth1ÀÌ µÈ´Ù.

±×·¯³ª ¸î¸îÀÇ °æ¿ì, slip ¶Ç´Â ppp¿Í °°ÀÌ, ³×Æ®¿öÅ© µð¹ÙÀ̽º´Â À¯Àú ÇÁ·Î±× ·¥ÀÇ µ¿ÀÛ¿¡ÀÇÇØ ¸¸µé¾îÁø´Ù. µð¹ÙÀ̽º¿¡ ¼øÂ÷ÀûÀ¸·Î À̸§À» ºÙÀ̴°ÍÀº Àû¿ëµÇ Áö¸¸ µð¹ÙÀ̽º°¡ ºÎÆýÿ¡ ÀÚµ¿ÀûÀ¸·Î ¸¸µé¾îÁöÁö´Â ¾Ê´Â´Ù. ÀÌ·¯ÇÑ ÀÌÀ¯´Â ÀÌ ´õ³Ý µå¶óÀ̹ö¿Í ´Þ¸® È°¼ºÈ­µÈ slip, ppp µð¹ÙÀ̽ºÀÇ °³¼ö´Â ¸Ó½ÅÀÇ ÀÛµ¿½Ã°£ µ¿¾È ¸Å¿ì ´Ù¾çÇÏ°Ô ´Þ¶óÁö±â ¶§¹®ÀÌ´Ù. ÀÌ·¯ÇÑ °æ¿ì´Â ´ÙÀ½ ºÎºÐ¿¡¼­ ÀÚ¼¼È÷ ´Ù·ç¾îÁú °ÍÀÌ´Ù.

5.4 ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º ¼³Á¤.

ÇÊ¿äÇÑ ¸ðµç ÇÁ·Î±×·¥°ú ³×Æ®¿öÅ© ¾îµå·¹½º, ³×Æ®¿öÅ© Á¤º¸¸¦ ¸ðµÎ °¡Áö°í ÀÖÀ¸ ¸é ÀÌÁ¦ ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º¸¦ ¼³Á¤ÇÒ ¼ö ÀÖ´Ù. ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽ºÀÇ ¼³Á¤¿¡ °üÇØ ¸»ÇÒ¶§ ¿ì¸®´Â ³×Æ®¿öÅ© µð¹ÙÀ̽º·ÎÀÇ ÀûÀýÇÑ ÁÖ¼Ò ÇÒ´ç°ú ´Ù¸¥ ȯ°æ ¼³Á¤ °ªÀÇ ÀûÀýÇÑ ¼¼Æÿ¡ °üÇØ À̾߱⸦ Çϴ°ÍÀÌ´Ù. À̸¦ À§ÇØ °¡Àå ³Î¸® »ç¿ëµÇ´Â ¸í·ÉÀº ifconfig(interface configure)ÀÌ´Ù.

ÀüÇüÀûÀ¸·Î ¾Æ·¡¿Í À¯»çÇÑ ¸í·ÉÀ» »ç¿ëÇÒ °ÍÀÌ´Ù.

 # ifconfig eth0 192.168.0.1 netmask 255.255.255.0 up
ÀÌ °æ¿ì´Â 'eth0' ÀÌ´õ³Ý ÀÎÅÍÆäÀ̽º¸¦ IP ¾îµå·¹½º '192.168.0.1'·Î netmask¸¦ 255.255.255.0À¸·Î ¼³Á¤ÇÏ´Â °ÍÀÌ´Ù. ¸í·É¾î ³¡ºÎºÐÀÇ 'up'Àº ÀÎÅÍÆäÀ̽º°¡ È° ¼ºÈ­ µÉ°ÍÀ» ¸»ÇÏ°í ÀÖ´Ù.

Ä¿³ÎÀº ÀÎÅÍÆäÀ̽º¸¦ ¼³Á¤ÇÒ¶§ ¸î°¡Áö µðÆúÆ®¸¦ °¡Á¤ÇÑ´Ù. ¿¹¸¦ µé¾î ³×Æ®¿öÅ© ¾îµå·¹½º¿Í ºê·Îµåij½ºÆ® ¾îµå·¹½º¸¦ ¸í½ÃÇÒ ¼öµµ ÀÖÁö¸¸, À§ÀÇ ¿¹Ã³·³ ÇÏÁö ¾Ê ´Â´Ù¸é Ä¿³ÎÀº ¼³Á¤µÇ IP ¾îµå·¹½ºÀÇ Å¬·¡½º¿¡ ±Ù°ÅÇØ ÇÕ¸®ÀûÀ¸·Î ÃßÃøÇØ ³¾°Í ÀÌ´Ù. À§ÀÇ ¿¹¿¡¼­ Ä¿³ÎÀº ÀÎÅÍÆäÀ̽º¿¡ Ŭ·¡½º-CÀÇ ³×Æ®¿öÅ©°¡ ¼³Á¤µÈ´Ù°í °¡ Á¤ÇÏ°í ³×Æ®¿öÅ© ¾îµå·¹½º¸¦ '192.168.0.0'À¸·Î, ºê·Îµåij½ºÆ® ¾îµå·¹½º¸¦ '192.168.0.255'·Î ¼³Á¤ÇÑ´Ù.

ifconfig ¸í·É¿¡´Â ¸¹Àº ´Ù¸¥ ¿É¼ÇÀÌ ÀÖ´Ù. °¡Àå Áß¿äÇÑ °ÍÀº ´ÙÀ½ÀÇ °ÍÀÌ´Ù.

up

ÀÎÅÍÆäÀ̽º¸¦ È°¼ºÈ­½ÃŲ´Ù.

down

ÀÎÅÍÆäÀ̽º¸¦ ºñ È°¼ºÈ­½ÃŲ´Ù.

-arp

ÀÌ ÀÎÅÍÆäÀ̽º »ó¿¡¼­ address resolution protocolÀ» »ç¿ë°¡´ÉÇÏ°Ô, »ç ¿ëºÒ°¡´ÉÇÏ°Ô ÇÑ´Ù.

-allmulti

ÀÎÅÍÆäÀ̽º »ó¿¡¼­ promiscuous ¸ðµå¸¦ °¡´É/ºÒ°¡´ÉÇÏ°Ô ÇÑ´Ù. Promoscu ous ¸ðµå¶õ ÇØ´ç µð¹ÙÀ̽º¸¦ ÇâÇÏÁö ¾ÊÀº ÆÐŶÀÌ¶óµµ ¹Þ¾ÆµéÀϼö ÀÖµµ·Ï ÇÏ´Â ¸ðµå¸¦ ¸»ÇÑ´Ù. ÀÌ°ÍÀº tcpdump³ª ´Ù¸¥ ÆÐŶ ½ºÇª³Ê ÇÁ·Î±×·¥¿¡¼­ ¸Å¿ì Áß¿äÇÏ´Ù.

mtu N

ÀÌ µð¹ÙÀ̽ºÀÇ MTU¸¦ ¼ÂÆÃÇÒ¼ö ÀÖ°Ô ÇØÁØ´Ù.

netmask addr

ÀÌ µð¹ÙÀ̽º°¡ ¼ÓÇÏ´Â ³×Æ®¿öÅ©ÀÇ netmask¸¦ ¼³Á¤ÇÏ°Ô ÇØÁØ´Ù.

irq addr

ÀÌ ÆĶó¸ÞÅʹ ƯÁ¤ ŸÀÔÀÇ Çϵå¿þ¾î¿¡¼­¸¸ µ¿ÀÛÇϳª, ÀÌ µð¹ÙÀ̽ºÀÇ ÇÏ µå¿þ¾î IRQ¸¦ ¼ÂÆÃÇÒ¼ö ÀÖ°Ô ÇØÁØ´Ù.

-broadcast addr

ÀÌ ÆĶó¸ÞÅÍ´Â ºê·Îµåij½ºÆ® ¾îµå·¹½º¸¦ ÇâÇÑ µ¥ÀÌÅͱ׷¥ÀÇ ¼ö¿ëÀ» °¡´É ÇÏ°Ô ¼¼ÆÃÇϰųª, ȤÀº ÀÌ µ¥ÀÌÅͱ׷¥ÀÇ ºÒ°¡´ÉÇÏ°Ô ÇÑ´Ù.

-pointopoint addr

ÀÌ ÆĶó¸ÞÅÍ´Â slip, pppµîÀÇ point to point ¸µÅ©ÀÇ ¹Ý´ë³¡¿¡ ÀÖ´Â ¸Ó ½ÅÀÇ ÁÖ¼Ò¸¦ ¼³Á¤Çϵµ·Ï ÇØÁØ´Ù.

hw <type> <addr>

ÀÌ ÆĶó¸ÞÅÍ´Â ³×Æ®¿öÅ© µð¹ÙÀ̽ºÀÇ Æ¯Á¤ ŸÀÔÀÇ Çϵå¿þ¾î ¾îµå·¹½º¸¦ ¼³Á¤Çϵµ·Ï ÇØÁØ´Ù. ÀÌ´õ³Ý¿¡´Â ±×´ÙÁö À¯¿ëÇÏÁö ¾ÊÀ¸³ª AX.25¿Í °°Àº ´Ù¸¥ ŸÀÔÀÇ ³×Æ®¿öÅ©¿¡¼­´Â À¯¿ëÇÏ´Ù.

ifconfig

¸í·ÉÀº ¾î´À ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º¿¡¼­³ª »ç¿ëÇÒ¼ö ÀÖÀ»°ÍÀÌ´Ù. pppd, dip °°Àº À¯Àú ÇÁ·Î±×·¥µéÀº ³×Æ®¿öÅ© µð¹ÙÀ̽º¸¦ ¸¸µé¶§ ÀÚµ¿À¸·Î ¼³Á¤ ÇϹǷΠ¼öµ¿ÀÇ ifconfig ¸í·É»ç¿ëÀº ÇÊ¿äÇÏÁö ¾Ê´Ù.

5.5 ³×ÀÓ Çؼ®±â(Name Resolver)ÀÇ ¼³Á¤.

'Name Resolver'´Â Ç¥ÁØ ¸®´ª½º ¶óÀ̺귯¸®ÀÇ ÀϺÎÀÌ´Ù. ÀÌ°ÍÀÇ °¡Àå Å« ±â´ÉÀº 'ftp.funet.fi' °°ÀÌ Àΰ£¿¡°Ô Ä£¼÷ÇÑ È£½ºÆ®³×ÀÓÀ» 128.214.248.6 ó·³ ¸Ó½Å¿¡ °Ô Ä£¼÷ÇÑ IP ¾îµå·¹½º·Î º¯È¯ÇÏ´Â ¼­ºñ½º¸¦ Á¦°øÇÏ´Â °ÍÀÌ´Ù.

À̸§¿¡´Â ¹«¾ùÀÌ ÀÖ³ª?

¿©·¯ºÐÀº ÀÎÅÍ³Ý È£½ºÆ® ³×ÀÓÀÇ ¸ð½À¿¡´Â Àͼ÷Çϳª, ±×°ÍÀÌ ¾î¶»°Ô ±¸¼ºµÇ´ÂÁö ´Â ÀÌÇØÇÏÁö ¸øÇÒÁöµµ ¸ð¸¥´Ù. ÀÎÅÍ³Ý µµ¸ÞÀÎ ³×ÀÓÀº º»ÁúÀûÀ¸·Î °èÃþ±¸Á¶¸¦, ´Ù½Ã ¸»Çؼ­ Æ®¸® ±¸Á¶¸¦ °®´Â´Ù. 'domain'À̶ó°í Çϴ°ÍÀº °¡Á·ÀÇ ¶Ç´Â ±×·ìÀÇ À̸§ÀÌ´Ù. 'domain'Àº 'subdomain'À¸·Î ³ª´µ¾î Áú¼ö ÀÖ´Ù. 'toplevel' µµ¸ÞÀÎÀº ¼­ºêµµ¸ÞÀÎÀÌ ¾Æ´Ñ µµ¸ÞÀÎÀ» ÀǹÌÇÑ´Ù. Top Level DomainÀº RFC920¿¡ ¸í½ÃµÇ¾î ÀÖ´Ù. ´ÙÀ½Àº °¡Àå ÈçÇÑ ¸î°¡Áö TOP LEVEL µµ¸ÞÀÎÀÇ ¿¹ÀÌ´Ù.

COM

Commercial Organisations(»ó¾÷±â°ü)

EDU

Educational Organisations(±³À°±â°ü)

GOV

Government Organisations(Á¤ºÎ±â°ü)

MIL

Millitary Organisations(±º»ç±â°ü)

ORG

Other organisations(´Ù¸¥±â°ü)

Country Designator

these are two letters codes that represent a particular country.

(ƯÁ¤ ±¹°¡¸¦ ³ªÅ¸³»±â À§ÇÑ µÎ±ÛÀÚ ÄÚµå. ¿¹: ´ëÇѹα¹ -> kr) °¢°¢ÀÇ top level µµ¸ÞÀÎÀÎ ¼­ºêµµ¸ÞÀÎÀ» °¡Áö°í ÀÖ´Ù. ±¹°¡ÀÇ À̸§¿¡ ±â¹ÝÇÑ top level µµ¸ÞÀÎÀº com, edu, gov, mil, org µµ¸ÞÀο¡ ±â¹ÝÇÑ ¼­ºêµµ¸ÞÀÎÀ¸·Î »ç¿ëµÈ´Ù. ¿¹·Î½á, ¿À½ºÆ®·¹Àϸ®¾ÆÀÇ »ó¾÷±â°ü ¶Ç´Â Á¤ºÎ±â°üÀ» ³ªÅ¸³»±â À§ÇØ ¼­´Â com.au, gov.au µîÀ¸·Î ³¡³½´Ù. '.us'¶ó´Â ±¹°¡Äڵ带 °¡Áö°í ÀÖÀ½¿¡µµ ºÒ ±¸ÇÏ°í, ±¹°¡ ±â¹ÝÀÇ top level µµ¸ÞÀÎÀ» °®Áö ¾Ê´Â ±â°üµéÀº ¿ª»çÀûÀÎ ÀÌÀ¯·Î ¹Ì±¹³»ÀÇ ±â°üÀº ³ªÅ¸³»±â À§ÇØ »ç¿ëµÈ´Ù.

´ÙÀ½ ·¹º§ÀÇ ºÐÇÒÀº ±â°üÀÇ À̸§À» ³ªÅ¸³»±â À§Çؼ­ »ç¿ëµÈ´Ù. Á»´õ ±íÀº ¼­ºê µµ¸ÞÀÎÀº º»ÁúÀûÀ¸·Î ¸Å¿ì ´Ù¾çÇѵ¥, ´ÙÀ½ ·¹º§ÀÇ ¼­ºê µµ¸ÞÀÎÀº Á¾Á¾ ±â°üÀÇ ºÎ¹®º° ±¸Á¶¿¡ ±Ù°ÅÇÏ°Ô µÈ´Ù. ±×·¯³ª ÀÌ°ÍÀº ±â°üÀÇ ³×Æ®¿öÅ© °ü¸®ÀÚ¿¡ ÀÇÇØ ÇÕ¸®ÀûÀ¸·Î ÀǹÌÀÖ°Ô °í·ÁµÈ ±âÁØ¿¡ ±â¹ÝÀ» µÎ°Ô µÈ´Ù.

³×ÀÓÀÇ °¡Àå ¿ÞÂÊ ºÎºÐÀº Ç×»ó È£½ºÆ® ¸Ó½Å¿¡ ÇÒ´çµÈ µ¶Æ¯ÇÑ À̸§À̸ç 'È£½ºÆ® ³×ÀÓ'À̶ó ºÒ¸°´Ù. ³×ÀÓ¿¡¼­ È£½ºÆ®³×ÀÓÀÇ ¿À¸¥ÂÊ ºÎºÐÀº 'µµ¸ÞÀÎ ³×ÀÓ'À̶ó ºÒ ¸®¸ç ÀÌ°ÍÀÇ Ç®³×ÀÓÀº 'Fully Qualified Domain Name'ÀÌ´Ù.

³» À̸ÞÀÏ È£½ºÆ®¸¦ ÇÑ ¿¹·Î µé¸é, 'Fully Qualified Domain Name'Àº 'perf.no. itg.telstra.com.au'ÀÌ´Ù. ÀÌ°ÍÀº È£½ºÆ®³×ÀÓÀÌ 'perf' µµ¸ÞÀγ×ÀÓÀÌ 'no.itg.t elstra.com.au'ÀÓÀ» ÀǹÌÇÑ´Ù. µµ¸ÞÀÎ ³×ÀÓÀº ³ªÀÇ ±¹°¡ Australia¿¡ ±Ù°ÅÇÑ to p level µµ¸ÞÀο¡ ±â¹ÝÀ» µÎ¸ç ³» À̸ÞÀÏ ¾îµå·¹½º´Â »ó¾÷±â°ü¿¡ ¼ÓÇϹǷΠ´ÙÀ½ ·¹º§ µµ¸ÞÀÎÀ¸·Î '.com'À» °¡Áö°í ÀÖ´Ù. ȸ»çÀÇ À̸§Àº 'Telstra'ÀÌ¸ç ³»ºÎÀÇ ÀÛ¸í±¸Á¶´Â Á¶Á÷±¸Á¶¿¡ ±â¹ÝÀ» µÎ´Âµ¥, ÀÌ °æ¿ì ³» ¸Ó½ÅÀº Infomartion Technol ogy GroupÀÇ Network Operation ºÎ¼­¿¡ ¼ÓÇÑ´Ù.

¿©·¯ºÐ¿¡°Ô ÇÊ¿äÇÒ Á¤º¸.

ÀÚ½ÅÀÇ È£½ºÆ®°¡ ¾î´À µµ¸ÞÀο¡ ¼ÓÇÏ°Ô µÇ´ÂÁö¸¦ ¾Ë¾Æ¾ß ÇÒ ÇÊ¿ä°¡ ÀÖ´Ù. Name resolver ¼ÒÇÁÆ®¿þ¾î´Â 'Domain Name Server'·ÎÀÇ ¿äóÀ» ¸¸µé¾î ³¿À¸·Î½á ÀÌ ³×ÀÓ ¹ø¿ª ¼­ºñ½º¸¦ Á¦°øÇÑ´Ù. ±×·¯¹Ç·Î ÀÚ½ÅÀÌ »ç¿ëÇÒ¼ö ÀÖ´Â ·ÎÄà ³×ÀÓ¼­¹öÀÇ IP ¾îµå·¹½º¸¦ ¾Ë¾Æ¾ß ÇÒ ÇÊ¿ä°¡ ÀÖ´Ù.

¼öÁ¤ÇÒ ÇÊ¿ä°¡ ÀÖ´Â ÆÄÀÏÀÌ 3°³ Àִµ¥, ÀÌ°ÍÀ» Â÷·Ê·Î ´Ù·ç¾î ³ª°¡°Ú´Ù.

/etc/resolv.conf

/etc/resolv.conf´Â ³×ÀÓ Çؼ® Äڵ带 À§ÇÑ ¸ÞÀÎ ¼³Á¤ ÆÄÀÏÀÌ´Ù. ÀÌ°ÍÀÇ Æ÷¸ËÀº ¸Å¿ì °£´ÜÇÏ´Ù. ÇϳªÀÇ ¶óÀο¡ ÇϳªÀÇ Å°¿öµå¸¦ °®´Â ÅؽºÆ® ÆÄÀÏÀÌ´Ù. ÀüÇüÀû À¸·Î »ç¿ëµÇ´Â Å°¿öµå´Â 3°³°¡ Àִµ¥ ´ÙÀ½°ú °°´Ù.

domain

ÀÌ Å°¿öµå´Â ·ÎÄà µµ¸ÞÀÎÀ» ¸í½ÃÇÑ´Ù.

search

ÀÌ Å°¿öµå´Â È£½ºÆ®³×ÀÓÀ» ã±âÀ§ÇØ ¼±ÅÃÇÒ¼ö ÀÖ´Â µµ¸ÞÀγ×ÀÓÀÇ ¸®½ºÆ® ¸¦ ¸í½ÃÇÑ´Ù.

nameserver

ÀÌ Å°¿öµå´Â ¸¹ÀÌ ¾²ÀÏÅÙµ¥, ³×ÀÓ Çؼ®À» ÇÒ¶§ ÁúÀǸ¦ ÇÒ µµ¸ÞÀÎ ³×ÀÓ ¼­¹öÀÇ IP ¾îµå·¹½º¸¦ ¸í½ÃÇϱâ À§ÇØ »ç¿ëµÈ´Ù.

/etc/resolv.conf ÀÇ ¿¹´Â ´ÙÀ½ ó·³ º¸ÀδÙ.
    domain maths.wu.edu.au
       search maths.wu.edu.au wu.edu.au
       nameserver 192.168.10.1
       nameserver 192.168.12.1
 
ÀÌ ¿¹´Â ºÐ·ùµÇÁö ¾ÊÀº ³×ÀÓ(µµ¸ÞÀγ×ÀÓÀ» ¾²Áö ¾ÊÀº È£½ºÆ®³×ÀÓ)¿¡ µ¡ºÙÀÏ µð ÆúÆ® µµ¸ÞÀγ×ÀÓÀÌ maths.wu.edu.auÀÓÀ» ¸í½ÃÇÏ°í, ±× È£½ºÆ®°¡ ÀÌ µµ¸ÞÀο¡¼­ ¹ß°ßµÇÁö ¾ÊÀ»°æ¿ì wu.edu.au µµ¸ÞÀο¡¼­ Á÷Á¢ ã¾Æº¼°ÍÀ» ¸í½ÃÇÑ´Ù. µÎ°³ÀÇ ³× ÀÓ¼­¹ö ¿£Æ®¸®µµ Á¦°øµÇ´Âµ¥, ÀÌµé °¢°¢Àº ³×ÀÓÀ» Çؼ®ÇÒ¶§ »ç¿ëÇÑ´Ù.

/etc/host.conf

/etc/host.conf ÆÄÀÏÀº name resolver ÄÚµåÀÇ ÇൿÀ» ÅëÁ¦ÇÏ´Â ¾ÆÀÌÅÛÀ» ¼³Á¤ÇÏ ´Â ÆÄÀÏÀÌ´Ù. ÀÌ ÆÄÀÏÀÇ Æ÷¸ËÀº 'resolv+' ¸Ç ÆäÀÌÁö¿¡ ÀÚ¼¼È÷ ±â¼úµÇ¾î ÀÖ´Ù. °ÅÀÇ ¸ðµç ȯ°æ¿¡¼­ ´ÙÀ½ÀÇ ¿¹´Â Àß µ¿ÀÛÇÒ°ÍÀÌ´Ù.

    order hosts,bind
       multi on
 
ÀÌ ¼³Á¤Àº ³×ÀÓ Çؼ®±â¿¡°Ô, ³×ÀÓ¼­¹ö¿¡ ÁúÀÇÇϱâ Àü¿¡ /etc/hosts¸¦ üũÇÒ °Í °ú /etc/hosts ÆÄÀÏ¿¡¼­ ¹ß°ßµÇ´Â ù¹ø° ¾îµå·¹½º »Ó¸¸¾Æ´Ï¶ó ¸ðµç À¯È¿ ¾îµå ·¹½º¸¦ ¸®ÅÏÇÒ°ÍÀ» ¸»ÇØÁØ´Ù.

/etc/hosts

/etc/hosts ÆÄÀÏÀº ·ÎÄà ȣ½ºÆ®ÀÇ ³×ÀÓ°ú IP ¾îµå·¹½º¸¦ Áý¾î³Ö´Â °÷ÀÌ´Ù. ÀÌ ÆÄÀÏ¿¡ È£½ºÆ®¸¦ Àû¾î³ÖÀ¸¸é IP ¾îµå·¹½º¸¦ ¾ò±â À§ÇØ µµ¸ÞÀÎ ³×ÀÓ ¼­¹ö¿¡ ÁúÀÇ ÇÒ ÇÊ¿ä°¡ ¾ø´Ù. ÀÌ ÆÄÀÏÀ» À¯ÁöÇϴµ¥ ºÒÆíÇÑ Á¡Àº È£½ºÆ®ÀÇ IP ¾îµå·¹½º°¡ ¹Ù ²ð¶§ ÀÚ½ÅÀÌ ¾÷µ¥ÀÌÆ®¸¦ ÇؾßÇÑ´Ù´Â Á¡ÀÌ´Ù. Àß °ü¸®µÇ´Â ½Ã½ºÅÛÀÇ ÀÌ ÆÄÀÏ¿¡¼­ º¸À̴ ȣ½ºÆ®³×ÀÓÀº ·çÇÁ¹é ÀÎÅÍÆäÀ̽º¿Í ·ÎÄà ȣ½ºÆ®ÀÇ ³×ÀÓÀ» À§ÇÑ ¿£Æ®¸® »ÓÀÌ´Ù.

    # /etc/hosts
       127.0.0.1      localhost loopback
       192.168.0.1    this.host.name
 
ù¹ø° ¿£Æ®¸®¿¡¼­ º¸¿©ÁÖ´Â ¹Ù¿Í°°ÀÌ ÇÑ ¶óÀο¡ ÇÑ°³ ÀÌ»óÀÇ È£½ºÆ® ³×ÀÓÀ» ¸í ½ÃÇÒ ¼öµµ ÀÖ´Ù. À§ÀÇ Ã¹¹ø° ¿£Æ®¸®´Â ·çÇÁ¹é ÀÎÅÍÆäÀ̽º¸¦ À§ÇÑ Ç¥ÁØ ¿£Æ®¸® ÀÌ´Ù.

5.6 ·çÇÁ¹é ÀÎÅÍÆäÀ̽ºÀÇ ¼³Á¤.

'loopback' ÀÎÅÍÆäÀ̽º´Â Àڽſ¡°Ô Á¢¼ÓÇÒ¼ö ÀÖµµ·Ï ÇØÁִ Ưº°ÇÑ ÇüÅÂÀÇ ÀÎÅÍ ÆäÀ̽ºÀÌ´Ù. À̸¦ »ç¿ëÇÏ°í ½ÍÀº ÀÌÀ¯´Â ¸Å¿ì ´Ù¾çÇѵ¥, ³×Æ®¿öÅ©ÀÇ ´Ù¸¥ »ç¿ë ÀÚ¸¦ ¹æÇØÇÏÁö ¾Ê°í ³×Æ®¿öÅ© ¼ÒÇÁÆ®¿þ¾î¸¦ Å×½ºÆ®ÇÏ°í ½ÍÀ» ¶§ µî..ÀÌ ÁÁÀº ¿¹ °¡ µÈ´Ù. ¾à¼Ó¿¡ ÀÇÇØ IP ¾îµå·¹½º '127.0.0.1'Àº ·çÇÁ¹éÀ» À§ÇØ ¸í½ÃÀûÀ¸·Î ÇÒ ´çµÇ¾î ÀÖ´Ù. ±×·¯¹Ç·Î ¾î¶² ¸Ó½ÅÀ» ¿î¿µÇÏ´õ¶óµµ, 127.0.0.1ÀÇ ÅÚ³Ý Ä¿³Ø¼ÇÀ» ¿­¸é ·ÎÄà ȣ½ºÆ®¿¡ µµ´ÞÇÏ°Ô µÈ´Ù.

·çÇÁ¹é ÀÎÅÍÆäÀ̽º¸¦ ¼³Á¤Çϴ°ÍÀº °£´ÜÇϸç, ´ÙÀ½Àº ºÐ¸íÈ÷ ÇØÁÖ¾î¾ß ÇÑ´Ù.

    # ifconfig lo 127.0.0.1
       # route add -host 127.0.0.1 lo
 
´ÙÀ½ ºÎºÐ¿¡¼­ ¿ì¸®´Â route ¸í·É¿¡ ´ëÇØ ÀÚ¼¼È÷ ´Ù·ê°ÍÀÌ´Ù.

5.7 ¶ó¿ìÆÃ.

¶ó¿ìÆÃÀº °Å´ëÇÑ ÅäÇÈÀÌ´Ù. ÀÌ°Í¿¡ °üÇؼ­´Â ¾öû³­ ¾çÀÇ ÅؽºÆ®¸¦ ÀÛ¼ºÇÏ´Â °Í ÀÌ °¡´ÉÇÏ´Ù. ´ëºÎºÐÀÇ »ç¶÷Àº ¶ó¿ìÆÿ¡ °üÇØ °£´ÜÇÑ ¿ä±¸¸¸À» ÇÒ°ÍÀ̳ª, ¸î¸î »ç¶÷Àº ±×·¸Áö ¾Ê´Ù. ³ª´Â ¶ó¿ìÆÃÀÇ ±âÃÊÀûÀÎ ±âº»»çÇ׸¸À» ´Ù·ê°ÍÀÌ´Ù. Á»´õ ¼¼ºÎÀûÀÎ Á¤º¸¿¡ °ü½ÉÀÌ ÀÖ´Ù¸é ÀÌ ¹®¼­ÀÇ ½ÃÀۺκп¡ ÀÖ´Â ·¹ÆÛ·±½º¸¦ Âü°íÇÏ ±â ¹Ù¶õ´Ù.

Á¤ÀÇ¿Í ÇÔ²² ½ÃÀÛÇÏÀÚ. IP ¶ó¿ìÆÃÀ̶õ ´ëü ¹«¾ùÀΰ¡? ¿©±â ³»°¡ »ç¿ëÇÏ´Â Á¤ÀÇ Áß Çϳª°¡ ÀÖ´Ù.

IP ¶ó¿ìÆÃÀ̶õ È£½ºÆ®°¡ ¹ÞÀº ¸ÖƼÇà ³×Æ®¿öÅ© µ¥ÀÌÅͱ׷¥¿¡ ÀÇÇÑ ÇÁ·Î ¼¼½ºÀÌ´Ù.

¿¹¸¦ µé¾î ¼³¸íÇÏ´Â°Ô ÁÁ°Ú´Ù. ÀüÇüÀûÀÎ ¿ÀÇǽº ¶ó¿ìÅ͸¦ »ó»óÇغ¸¶ó. ±×°ÍÀº ¾Æ¸¶ ÀÎÅͳݿ¡ ¿¬°áµÇÁö ¾ÊÀº ppp ¸µÅ©, ¿öÅ©½ºÅ×À̼ǿ¡ °ø±ÞÇÏ´Â ¸î°³ÀÇ ÀÌ´õ ³Ý ¼¼±×¸ÕÆ® ´Ù¸¥ ¿ÀÇǽº·ÎÀÇ ppp ¸µÅ©µîÀ» °¡Áö°í ÀÖÀ»°ÍÀÌ´Ù. ¾î´À ³×Æ®¿öÅ© Ä¿³Ø¼ÇÀ¸·ÎºÎÅÍ ¶ó¿ìÅÍ°¡ µ¥ÀÌÅͱ׷¥À» ¹ÞÀ»¶§, ¶ó¿ìÆÃÀ̶õ ´ÙÀ½¿¡ µ¥ÀÌÅͱ׷¥ À» ¾î´À Æ÷Æ®·Î º¸³¾°ÍÀΰ¡¸¦ °áÁ¤Áþ´Â ¸ÞÄ¿´ÏÁòÀÌ´Ù. °£´ÜÇÑ È£½ºÆ®¿¡¼­µµ ¶ó ¿ìÆÃÀº ÇÊ¿äÇÏ¸ç ¸ðµç ÀÎÅÍ³Ý È£½ºÆ®´Â µÎ°³ÀÇ ³×Æ®¿öÅ© µð¹ÙÀ̽º¸¦ °®´Âµ¥ ÇÏ ³ª´Â À§¿¡¼­ ¾ð±ÞÇÑ ·çÇÁ¹é ÀÎÅÍÆäÀ̽ºÀÌ¸ç ´Ù¸¥ Çϳª´Â ÀÌ´õ³Ý ȤÀº PPP, SLIP µîÀÇ ³ª¸ÓÁö ³×Æ®¿öÅ©¿¡ À̾߱⸦ ÇϱâÀ§ÇØ »ç¿ëÇÏ´Â µð¹ÙÀ̽ºÀÌ´Ù.

OK, ±×·¯¸é ¶ó¿ìÆÃÀ̶õ ¾î¶»°Ô µ¿ÀÛÇÏ´Â °ÍÀΰ¡? °¢ È£½ºÆ®´Â ¶ó¿ìÆà Å×À̺íÀÌ ¶ó ºÒ¸®´Â ¶ó¿ìÆà ·êÀÇ Æ¯º°ÇÑ ¸®½ºÆ®¸¦ °¡Áö°í ÀÖ´Ù. ÀÌ Å×À̺íÀº ÃÖ¼Ò 3°³ÀÇ Çʵ带 °¡Áö´Â ÇàÀ» Æ÷ÇÔÇϴµ¥, ù° Çʵå´Â ¸ñÀûÁö ¾îµå·¹½º, µÎ¹ø° Çʵå´Â µ¥ÀÌÅͱ׷¥ÀÌ ¶ó¿ìÆÃµÉ ÀÎÅÍÆäÀ̽ºÀÇ À̸§À», ¼¼¹ø°´Â ¿É¼ÇÀ¸·Î ³×Æ®¿öÅ©¸¦ Åë ÇØ ´ÙÀ½ ½ºÅÜÀ¸·Î µ¥ÀÌÅͱ׷¥À» ¿î¹ÝÇÒ ´Ù¸¥ ¸Ó½ÅÀÇ ¾îµå·¹¸¦ °¡Áö°í ÀÖ´Ù. ´Ù À½ ¸í·ÉÀ» ÀÌ¿ëÇÏ¿© ¸®´ª½ºÀÇ ¶ó¿ìÆà Å×À̺íÀ» »ìÆ캼¼ö ÀÖ´Ù.

     # cat /porc/net/route
 
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5.8 ³×Æ®¿öÅ© ¼­¹ö¿Í ¼­ºñ½ºÀÇ ¼³Á¤.

³×Æ®¿öÅ© ¼­¹ö¿Í ¼­ºñ½º´Â ¿ø°Ý »ç¿ëÀÚ°¡ ¿©·¯ºÐÀÇ ¸®´ª½º ¸Ó½ÅÀ» »ç¿ëÇÒ¼öÀÖ°Ô ÇϱâÀ§ÇÑ ÇÁ·Î±×·¥ÀÌ´Ù. ¿ø°Ý »ç¿ëÀÚ´Â ¿©·¯ºÐÀÇ ¸Ó½Å, ¼­¹ö ÇÁ·Î±×·¥ ¶Ç´Â ³× Æ®¿öÅ© µ¥¸óÀ¸·Î Ä¿³Ø¼ÇÀ» ¼º¸³ÇÏ¿© ÇØ´ç Æ÷Æ®°¡ Ä¿³Ø¼ÅÀ» ¹Þ¾ÆµéÀÎÈÄ ½ÇÇàÀ» ÇÑ´Ù. ³×Æ®¿öÅ© µ¥¸óÀÌ µ¿ÀÛÇÏ´Â ¹æ¹ý¿¡´Â µÎ°¡Áö°¡ ÀÖ´Ù.

standalone

³×Æ®¿öÅ© µ¥¸óÀº ÁöÁ¤µÈ ³×Æ®¿öÅ© Æ÷Æ®ÀÇ ¸Þ¼¼Áö¸¦ µéÀ¸¸ç µé¾î¿À´Â Ä¿ ³Ø¼ÇÀÌ ¼º¸³µÇ¾úÀ»¶§ ³×Æ®¿öÅ© Ä¿³Ø¼ÇÀ» °ü¸®ÇÏ°í ¼­ºñ½º¸¦ Á¦°øÇÑ´Ù.

slave to the inetd server

inetd ¼­¹ö´Â µé¾î¿À´Â Ä¿³Ø¼ÇÀ» Àü¹®À¸·Î Ãë±ÞÇϴ Ưº°ÇÑ ³×Æ®¿öÅ© µ¥ ¸ó ÇÁ·Î±×·¥ÀÌ´Ù. tcp ȤÀº udp¿Í ¼­ºñ½º Æ÷Æ®ÀÇ Æ¯º°ÇÑ Á¶ÇÕÀÌ µé¾î¿Ô À»¶§, ¾î´ø ÇÁ·Î±×·¥ÀÌ ½ÇÇàµÇ¾ß Çϴ°¡¸¦ ¸»ÇØÁÖ´Â ¼³Á¤ÆÄÀÏÀ» °¡Áö°í ÀÖ´Ù. ÀÌ Æ÷Æ®´Â ´Ù¸¥ ÆÄÀÏ¿¡ ±â¼úµÇ¾î ÀÖÀ¸¸ç ÀÌ¿¡ °üÇؼ­µµ °ð À̾߱⠸¦ ÇÒ°ÍÀÌ´Ù.

¿©±â ¼³Á¤ÇØ¾ßµÉ µÎ°³ÀÇ Áß¿äÇÑ ÆÄÀÏÀÌ ÀÖ´Ù. ³×ÀÓÀ» Æ÷Æ®³Ñ¹ö·Î ÇÒ´çÇÏ´Â /etc/services ÆÄÀÏ°ú inetd ³×Æ®¿öÅ© µ¥¸óÀÇ ¼³Á¤À» À§ÇÑ /etc/inetd.conf ÆÄ ÀÏÀÌ´Ù.

/etc/services

/etc/services ÆÄÀÏÀº Àΰ£¿¡°Ô Ä£¼÷ÇÑ ¼­ºñ½º ³×ÀÓ°ú ±â°è¿¡ Ä£¼÷ÇÑ Æ÷Æ®³Ñ¹ö ¿Í °ü°èÀÖ´Â °£´ÜÇÑ µ¥ÀÌÅͺ£À̽º ÆÄÀÏÀÌ´Ù. ÀÌ°ÍÀÇ Æ÷¸ËÀº ¸Å¿ì °£´ÜÇÏ´Ù. ÀÌ °ÍÀº °¢ ¶óÀÎÀÌ µ¥ÀÌÅͺ£À̽ºÀÇ ¿£Æ®¸®¸¦ ³ªÅ¸³»´Â ÅؽºÆ® ÆÄÀÏÀÌ´Ù. °¢°¢ÀÇ ¿£ Æ®¸®´Â ¸î°³ÀÇ °ø¹é ½ºÆäÀ̽º(tab ¶Ç´Â space)·Î ³ª´µ´Â ¼¼°³ÀÇ Çʵå·Î ±¸¼ºµÇ ¾î ÀÖ´Ù. ÀÌ Çʵå´Â ¾Æ·¡¿Í °°´Ù.

name       port/protocol       aliases         #comment
 
name

±â¼úµÇ´Â ¼­ºñ½º¸¦ ³ªÅ¸³»´Â °£´ÜÇÑ ´Ü¾îÀÌ´Ù.

port/protocol

ÀÌ Çʵå´Â µÎ°³ÀÇ ÇÏÀ§ Çʵå·Î ³ª´¶´Ù.

port

ÁöÁ¤µÈ ¼­ºñ½º°¡ °¡´ÉÇÑ Æ÷Æ®³Ñ¹ö¸¦ ¸í½ÃÇÏ´Â ¼ýÀÚÀÌ´Ù. °øÅëÀ¸·Î »ç¿ëÇÏ´Â ¼­ºñ½º¿¡´Â ÇÒ´çµÈ ¼­ºñ½º ³Ñ¹ö°¡ ÀÖ´Ù. À̵éÀº RFC-1340 ¿¡ ³ª¿ÍÀÖ´Ù.

protocol

ÀÌ ¼­ºêÇʵå´Â tcp³ª udp·Î ¼¼ÆõȴÙ.

18/tcp ¿Í 18/udp ¶ó´Â ¿£Æ®¸®´Â ¼­·Î ´Ù¸¥°ÍÀÓÀ» ±¸ºÐÇϸç, ¿Ö °°Àº ¼­ ºñ½º°¡ µÎ°÷¿¡ ¸ðµÎ Á¸ÀçÇØ¾ß ÇÏ´ÂÁö¿¡ ´ëÇÑ ±â¼úÀûÀÎ ÀÌÀ¯°¡ ¾øÀ½À» ¾Ë ¾ÆµÎ´Â°ÍÀÌ Áß¿äÇÏ´Ù. º¸Åë ÀϹÝÀûÀÎ »ý°¢ÀÌ ³Î¸® ÆÛÁ®ÀÖ°í, ƯÁ¤ ¼­ºñ ½º°¡ tcp, udp ·Î ¸ðµÎ °¡´ÉÇÏ´Ù¸é ±×Àú µÑ ¸ðµÎ¿¡ ´ëÇÑ ¿£Æ®¸®¸¦ º¼¼ö ÀÖÀ» »ÓÀÌ´Ù.

aliases

ÀÌ ¼­ºñ½º ¿£Æ®¸®¸¦ ³ªÅ¸³»±â À§ÇØ »ç¿ëµÇ´Â ´Ù¸¥ À̸§

'#' µÚ¿¡ ³ªÅ¸³ª´Â ÅؽºÆ®´Â ¹«½ÃµÇ¸ç ÁÖ¼®À¸·Î °£ÁֵȴÙ.

/etc/services ÆÄÀÏÀÇ ¿¹Á¦.

¿äÁòÀÇ ¸®´ª½º ¹èÆ÷º»Àº ÈǸ¢ÇÑ /etc/services ÆÄÀÏÀ» Á¦°øÇÑ´Ù. ¿ÀÁ÷ ¿ÏÀüÈ÷ »õ·Î¿î ¸Ó½ÅÀ» ¸¸µé¾î¾ß ÇÒ¶§, µ¥ºñ¾È ¹èÆ÷º»¿¡¼­ Á¦°øÇÏ´Â /etc/services ÆÄÀÏ ÀÌ ÀÖ´Ù.

# /etc/services:
  # $Id: LinuxdocSgml_2fNET_2d3_2dHOWTO,v 1.1 2003/08/10 02:52:29 kss Exp kss $
  #
  # Network services, Internet style
  #
  # Note that it is presently the policy of IANA to assign a single well-kn
own
  # port number for both TCP and UDP; hence, most entries here have two ent
ries
  # even if the protocol doesn't support UDP operations.
  # Updated from RFC 1340, ``Assigned Numbers'' (July 1992).  Not all ports
  # are included, only the more common ones.
tcpmux          1/tcp                           # TCP port service multip
lexer
  echo            7/tcp
  echo            7/udp
  discard         9/tcp           sink null
  discard         9/udp           sink null
  systat          11/tcp          users
  daytime         13/tcp
  daytime         13/udp
  netstat         15/tcp
  qotd            17/tcp          quote
  msp             18/tcp                          # message send protocol
  msp             18/udp                          # message send protocol
  chargen         19/tcp          ttytst source
  chargen         19/udp          ttytst source
  ftp-data        20/tcp
  ftp             21/tcp
  ssh             22/tcp                          # SSH Remote Login Protoc
ol
  ssh             22/udp                          # SSH Remote Login Protoc
ol
  telnet          23/tcp
  # 24 - private
  smtp            25/tcp          mail
  # 26 - unassigned
  time            37/tcp          timserver
  time            37/udp          timserver
  rlp             39/udp          resource        # resource location
  nameserver      42/tcp          name            # IEN 116
  whois           43/tcp          nicname
  re-mail-ck      50/tcp                          # Remote Mail Checking Pr
otocol
  re-mail-ck      50/udp                          # Remote Mail Checking Pr
otocol
  domain          53/tcp          nameserver      # name-domain server
  domain          53/udp          nameserver
  mtp             57/tcp                          # deprecated
  bootps          67/tcp                          # BOOTP server
  bootps          67/udp
  bootpc          68/tcp                          # BOOTP client
  bootpc          68/udp
  tftp            69/udp
  gopher          70/tcp                          # Internet Gopher
  gopher          70/udp
  rje             77/tcp          netrjs
  finger          79/tcp
  www             80/tcp          http            # WorldWideWeb HTTP
  www             80/udp                          # HyperText Transfer Prot
ocol
  link            87/tcp          ttylink
  kerberos        88/tcp          kerberos5 krb5  # Kerberos v5
  kerberos        88/udp          kerberos5 krb5  # Kerberos v5
  supdup          95/tcp
  # 100 - reserved
  hostnames       101/tcp         hostname        # usually from sri-nic
  iso-tsap        102/tcp         tsap            # part of ISODE.
  csnet-ns        105/tcp         cso-ns          # also used by CSO name s
erver
  csnet-ns        105/udp         cso-ns
  rtelnet         107/tcp                         # Remote Telnet
  rtelnet         107/udp
  pop-2           109/tcp         postoffice      # POP version 2
  pop-2           109/udp
  pop-3           110/tcp                         # POP version 3
  pop-3           110/udp
  sunrpc          111/tcp         portmapper      # RPC 4.0 portmapper TCP
  sunrpc          111/udp         portmapper      # RPC 4.0 portmapper UDP
  auth            113/tcp         authentication tap ident
  sftp            115/tcp
  uucp-path       117/tcp
  nntp            119/tcp         readnews untp   # USENET News Transfer Pr
otocol
  ntp             123/tcp
  ntp             123/udp                         # Network Time Protocol
  netbios-ns      137/tcp                         # NETBIOS Name Service
  netbios-ns      137/udp
  netbios-dgm     138/tcp                         # NETBIOS Datagram Servic
e
  netbios-dgm     138/udp
  netbios-ssn     139/tcp                         # NETBIOS session service
  netbios-ssn     139/udp
  imap2           143/tcp                         # Interim Mail Access Pro
to v2
  imap2           143/udp
  snmp            161/udp                         # Simple Net Mgmt Proto
  snmp-trap       162/udp         snmptrap        # Traps for SNMP
  cmip-man        163/tcp                         # ISO mgmt over IP (CMOT)
  cmip-man        163/udp
  cmip-agent      164/tcp
  cmip-agent      164/udp
  xdmcp           177/tcp                         # X Display Mgr. Control 
Proto
  xdmcp           177/udp
  nextstep        178/tcp         NeXTStep NextStep       # NeXTStep window
  nextstep        178/udp         NeXTStep NextStep       # server
  bgp             179/tcp                         # Border Gateway Proto.
  bgp             179/udp
  prospero        191/tcp                         # Cliff Neuman's Prospero
  prospero        191/udp
  irc             194/tcp                         # Internet Relay Chat
  irc             194/udp
  smux            199/tcp                         # SNMP Unix Multiplexer
  smux            199/udp
  at-rtmp         201/tcp                         # AppleTalk routing
  at-rtmp         201/udp
  at-nbp          202/tcp                         # AppleTalk name binding
  at-nbp          202/udp
  at-echo         204/tcp                         # AppleTalk echo
  at-echo         204/udp
  at-zis          206/tcp                         # AppleTalk zone informat
ion
  at-zis          206/udp
  z3950           210/tcp         wais            # NISO Z39.50 database
  z3950           210/udp         wais
  ipx             213/tcp                         # IPX
  ipx             213/udp
  imap3           220/tcp                         # Interactive Mail Access
  imap3           220/udp                         # Protocol v3
  ulistserv       372/tcp                         # UNIX Listserv
  ulistserv       372/udp
  #
  # UNIX specific services
  #
  exec            512/tcp
  biff            512/udp         comsat
  login           513/tcp
  who             513/udp         whod
  shell           514/tcp         cmd             # no passwords used
  syslog          514/udp
  printer         515/tcp         spooler         # line printer spooler
  talk            517/udp
  ntalk           518/udp
  route           520/udp         router routed   # RIP
  timed           525/udp         timeserver
  tempo           526/tcp         newdate
  courier         530/tcp         rpc
  conference      531/tcp         chat
  netnews         532/tcp         readnews
  netwall         533/udp                         # -for emergency broadcas
ts
  uucp            540/tcp         uucpd           # uucp daemon
  remotefs        556/tcp         rfs_server rfs  # Brunhoff remote filesys
tem
  klogin          543/tcp                         # Kerberized `rlogin' (v
5)
  kshell          544/tcp         krcmd           # Kerberized `rsh' (v5)
  kerberos-adm    749/tcp                         # Kerberos `kadmin' (v5)
  #
  webster         765/tcp                         # Network dictionary
  webster         765/udp
  #
  # From ``Assigned Numbers'':
  #
  #> The Registered Ports are not controlled by the IANA and on most system
s
  #> can be used by ordinary user processes or programs executed by ordinar
y
  #> users.
  #
  #> Ports are used in the TCP [45,106] to name the ends of logical
  #> connections which carry long term conversations.  For the purpose of
  #> providing services to unknown callers, a service contact port is
  #> defined.  This list specifies the port used by the server process as i
ts
  #> contact port.  While the IANA can not control uses of these ports it
  #> does register or list uses of these ports as a convienence to the
  #> community.
  #
  ingreslock      1524/tcp
  ingreslock      1524/udp
  prospero-np     1525/tcp                # Prospero non-privileged
  prospero-np     1525/udp
  rfe             5002/tcp                # Radio Free Ethernet
  rfe             5002/udp                # Actually uses UDP only
  bbs             7000/tcp                # BBS service
  #
  #
  # Kerberos (Project Athena/MIT) services
  # Note that these are for Kerberos v4, and are unofficial.  Sites running
  # v4 should uncomment these and comment out the v5 entries above.
  #
  kerberos4       750/udp         kdc     # Kerberos (server) udp
  kerberos4       750/tcp         kdc     # Kerberos (server) tcp
  kerberos_master 751/udp                 # Kerberos authentication
  kerberos_master 751/tcp                 # Kerberos authentication
  passwd_server   752/udp                 # Kerberos passwd server
  krb_prop        754/tcp                 # Kerberos slave propagation
  krbupdate       760/tcp         kreg    # Kerberos registration
  kpasswd         761/tcp         kpwd    # Kerberos "passwd"
  kpop            1109/tcp                # Pop with Kerberos
  knetd           2053/tcp                # Kerberos de-multiplexor
  zephyr-srv      2102/udp                # Zephyr server
  zephyr-clt      2103/udp                # Zephyr serv-hm connection
  zephyr-hm       2104/udp                # Zephyr hostmanager
  eklogin         2105/tcp                # Kerberos encrypted rlogin
  #
  # Unofficial but necessary (for NetBSD) services
  #
  supfilesrv      871/tcp                 # SUP server
  supfiledbg      1127/tcp                # SUP debugging
  #
  # Datagram Delivery Protocol services
  #
  rtmp            1/ddp                   # Routing Table Maintenance Proto
col
  nbp             2/ddp                   # Name Binding Protocol
  echo            4/ddp                   # AppleTalk Echo Protocol
  zip             6/ddp                   # Zone Information Protocol
  #
  # Debian GNU/Linux services
  rmtcfg          1236/tcp                # Gracilis Packeten remote config 
server
  xtel            1313/tcp                # french minitel
  cfinger         2003/tcp                # GNU Finger
  postgres        4321/tcp                # POSTGRES
  mandelspawn     9359/udp        mandelbrot      # network mandelbrot
# Local services

/etc/inetd.conf

/etc/inetd.conf ÆÄÀÏÀº inetd ¼­¹öÀÇ ¼³Á¤À» À§ÇÑ ÆÄÀÏÀÌ´Ù. ÀÌ°ÍÀÇ ±â´ÉÀº Ư Á¤ ¼­ºñ½º¿¡ ´ëÇÑ Á¢¼Ó¿äûÀÌ µé¾î¿ÔÀ»¶§ ¹«¾ùÀ» ÇؾßÇÏ´ÂÁö¸¦ inetd¿¡°Ô ¾Ë·Á ÁÖ´Â °ÍÀÌ´Ù. ¹Þ¾ÆµéÀ̱⸦ ¿øÇÏ´Â °¢ ¼­ºñ½º¿¡ ´ëÇØ inetd¿¡°Ô ¾î¶² ¼­¹öµ¥¸ó Àº ¾î¶»°Ô ½ÇÇàÇÒ°Í ÀÎÁö¸¦ ¾Ë·ÁÁÖ¾î¾ß ÇÑ´Ù.

ÀÌ°ÍÀÇ Æ÷¸ËÀº ¸Å¿ì °£´ÜÇÏ´Ù. °¢ ¶óÀÎÀÌ Á¦°øÇÏ°íÇ ¼­ºñ½º¸¦ ³ªÅ¸³»ÁÖ´Â Åؽº Æ® ÆÄÀÏÀÌ´Ù. '#' µÚÀÇ ÅؽºÆ®´Â ¹«½ÃµÇ¸ç ÁÖ¼®À¸·Î °£ÁֵȴÙ. °¢ ¶óÀÎÀº °ø¹é À¸·Î(tab ¶Ç´Â space)·Î ±¸ºÐµÇ´Â 7°³ÀÇ Çʵ带 °®´Â´Ù. ÀϹÝÀûÀÎ Æ÷¸ËÀº ´ÙÀ½ °ú °°´Ù.

 service  socket_type   proto  flags   user  server_path  server_args 
 
service

/etc/services ÆÄÀÏ¿¡¼­Ã³·³ ¼³Á¤°ú °ü°èµÈ ¼­ºñ½ºÀÌ´Ù.

socket_type

ÀÌ Çʵå´Â ÇØ´ç ¿£Æ®¸®´Ù °ü°èµÈ´Ù°í °£ÁÖÇÒ ¼ÒÄÏÀÇ Å¸ÀÔÀ» ±â¼úÇÑ´Ù. °¡´ÉÇÑ °ªÀº stream, dgram, raw, rdw ¶Ç´Â seqpacketÀÌ´Ù. ÀÌ°ÍÀº ÀÚ¿¬ È÷ ¾à°£ ±â¼úÀûÀε¥, ù°°¡´Â ±ÔÄ¢À¸·Î °ÅÀÇ ¸ðµç tcp ±â¹ÝÀÇ ¼­ºñ½º´Â streamÀ» »ç¿ëÇÏ°í °ÅÀÇ ¸ðµç udp ±â¹ÝÀÇ ¼­ºñ½º´Â dgramÀ» »ç¿ëÇÑ´Ù. ´Ù¸¥ °ªÀ» »ç¿ëÇϴ°ÍÀº ¸Å¿ì Ưº°ÇÑ ÇüÅÂÀÇ ¼­¹öÀ϶§ »ÓÀÌ´Ù.

proto

ÀÌ ¿£Æ®¸®¿¡ À¯È¿ÇÏ´Ù°í °£ÁֵǴ ÇÁ·ÎÅäÄÝ. ÀÌ°ÍÀº /etc/services ÆÄÀÏ ÀÇ ÀûÀýÇÑ ¿£Æ®¸®¿Í ¸ÅÄ¡µÇ¾ß Çϸç ÀüÇüÀûÀ¸·Î tcp ¶Ç´Â udp ÁßÀÇ Çϳª ÀÌ´Ù.Sun RPC(Remote Procedure Call)±â¹ÝÀÇ ¼­¹ö´Â rpc/tcp ¶Ç´Â rpc/udp¸¦ »ç¿ëÇÑ´Ù.

flags

ÀÌ Çʵ带 À§ÇÑ ¼¼Æÿ¡´Â µÎ°¡Áö °ª¹Û¿¡ ¾ø´Ù. ÇÁ·Î±×·¥À» ½ÇÇàÇÑµÚ ¼Ò ÄÏÀ» ³õ¾ÆÁÖ¾î ´ÙÀ½ÀÇ Ä¿³Ø¼Ç ¿äû¿¡ ´ëÇØ »õ·Î¿î°ÍÀ» ½ÃÀÛÇÏ°Ô Çϴ³Ä, ¾Æ´Ï¸é ±â´Ù¸®¸ç ´Ù¸¥ ¼­¹ö°¡ ÀÌ¹Ì µ¿ÀÛÇÑ´Ù°í °¡Á¤ÇÏ¿© ´ÙÀ½ ÅͳؼÇÀ» ´Ù·ç°Ô ÇÒ°ÍÀ̳ÄÇÏ´Â µÎ°¡ÁöÀÌ´Ù. ¶Ç ÀÌ°ÍÀ» ´Ù·ç´Â °ÍÀº ¾à°£ ¾Ö¸ÅÇÏÁö ¸¸, tcp ¼­¹ö´Â ÀÌ ¿£Æ®¸®¸¦ nowaitÀ¸·Î ¼³Á¤ÇÏ°í udp ¼­¹ö´Â ÀÌ°ÍÀ» waitÀ¸·Î ¼³Á¤Çϴ°ÍÀÌ Ã¹Â°°¡´Â ·êÀÌ´Ù. ÀÌ°Í¿¡ ¿¹¿Ü°¡ ÀÖÀ½À» ÁÖÀÇÇÏ °í ±×·¯¹Ç·Î È®½ÇÇÏÁö ¾ÊÀ»°æ¿ì ¿¹Á¦ °¡À̵带 Âü°íÇ϶ó.

user

³×Æ®¿öÅ© µ¥¸óÀÌ ½ÃÀÛÇÒ¶§ /etc/passwdÀÇ ¾î´À °èÁ¤ÀÌ ÀÌ µ¥¸óÀÇ ¼ÒÀ¯ÀÚ °¡ µÉ°ÍÀΰ¡¸¦ ±â¼úÇØÁØ´Ù. ÀÌ°ÍÀº º¸¾È¹®Á¦¿¡ ´ëÇØ º¸¾ÈÀåÄ¡¸¦ ¿øÇÒ¶§ À¯¿ëÇÏ´Ù. ÀÌ ¿£Æ®¸®ÀÇ À¯Àú¸¦ nobody·Î ÇÔÀ¸·Î½á ³×Æ®¿öÅ© ¼­¹öÀÇ º¸¾È ÀÌ ±úÁ³À»¶§ ÇÇÇظ¦ ÃÖ¼ÒÈ­ ÇÒ¼öÀÖ´Ù. ±×·¯³ª ÀÌ Çʵå´Â ÀüÇüÀûÀ¸·Î root·Î ¼³Á¤µÇ´Âµ¥ ¸¹Àº ¼­¹ö°¡ ÀûÀýÈ÷ µ¿ÀÛÇϱâ À§Çؼ­ rootÀÇ ±ÇÇÑÀ» ¿ä±¸Çϱ⠶§¹®ÀÌ´Ù.

server_path

ÀÌ ¿£Æ®¸®¿¡ ´ëÇØ ½ÇÇàÇÒ ½ÇÁ¦ ¼­¹ö ÇÁ·Î±×·¥ÀÇ °æ·ÎÀÌ´Ù.

server_args

ÀÌ Çʵå´Â ¶óÀÎÀÇ ³ª¸ÓÁö ºÎºÐÀ» ÀÌ·ç¸ç ¼±ÅÃÀûÀÌ´Ù. ÀÌ Çʵå´Â ¼­¹ö µ¥¸ó ÇÁ·Î±×·¥ÀÌ ½ÇÇàµÉ¶§ ÇÁ·Î±×·¥¿¡ ³Ñ°ÜÁÖ°í½ÍÀº Ä¿¸Çµå ¶óÀÎ º¯¼ö¸¦ ³Ö¾îÁÖ´Â ºÎºÐÀÌ´Ù.

/etc/inetd.confÀÇ ¿¹Á¦.

/etc/services ÆÄÀÏ¿¡ °üÇؼ­ ó·³ ¸ðµç Çö´ëÀÇ ¹èÆ÷º»Àº ÈǸ¢ÇÑ /etc/inetd.co nf ÆÄÀÏÀ» Æ÷ÇÔÇÏ°í ÀÖ´Ù. ¿©±â¿¡ µ¥ºñ¾È ¹èÆ÷º»¿¡ Æ÷ÇԵǾî ÀÖ´Â ¿ÏÀüÇÑ /etc/ inetd.conf ÆÄÀÏÀÇ ¿¹Á¦°¡ ÀÖ´Ù.

# /etc/inetd.conf:  see inetd(8) for further informations.
  #
  # Internet server configuration database
  #
  #
  # Modified for Debian by Peter Tobias <<url url="mailto:tobias@et-inf.fho-emden.de" name="tobias@et-inf.fho-emden.de">>
  #
  # <service_name> <sock_type> <proto> <flags> <user> <server_path> <args>
  #
  # Internal services
  #
  #echo           stream  tcp     nowait  root    internal
  #echo           dgram   udp     wait    root    internal
  discard         stream  tcp     nowait  root    internal
  discard         dgram   udp     wait    root    internal
  daytime         stream  tcp     nowait  root    internal
  daytime         dgram   udp     wait    root    internal
  #chargen        stream  tcp     nowait  root    internal
  #chargen        dgram   udp     wait    root    internal
  time            stream  tcp     nowait  root    internal
  time            dgram   udp     wait    root    internal
  #
  # These are standard services.
  #
  telnet  stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin/in.teln
etd
  ftp     stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin/in.ftpd
  #fsp    dgram   udp     wait    root    /usr/sbin/tcpd  /usr/sbin/in.fspd
  #
  # Shell, login, exec and talk are BSD protocols.
  #
  shell   stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin/in.rshd
  login   stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin/in.rlog
ind
  #exec   stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin/in.rexe
cd
  talk    dgram   udp     wait    root    /usr/sbin/tcpd  /usr/sbin/in.talk
d
  ntalk   dgram   udp     wait    root    /usr/sbin/tcpd  /usr/sbin/in.ntal
kd
  #
  # Mail, news and uucp services.
  #
  smtp    stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin/in.smtp
d
  #nntp   stream  tcp     nowait  news    /usr/sbin/tcpd  /usr/sbin/in.nntp
d
  #uucp   stream  tcp     nowait  uucp    /usr/sbin/tcpd  /usr/lib/uucp/uuc
ico
  #comsat dgram   udp     wait    root    /usr/sbin/tcpd  /usr/sbin/in.coms
at
  #
  # Pop et al
  #
  #pop-2  stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin/in.pop2
d
  #pop-3  stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin/in.pop3
d
  #
  # `cfinger' is for the GNU finger server available for Debian.  (NOTE: Th
e
  # current implementation of the `finger' daemon allows it to be run as `r
oot'.)
  #
  #cfinger stream tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin/in.cfin
gerd
  #finger stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin/in.fing
erd
  #netstat        stream  tcp     nowait  nobody  /usr/sbin/tcpd  /bin/nets
tat
  #systat stream  tcp     nowait  nobody  /usr/sbin/tcpd  /bin/ps -auwwx
  #
  # Tftp service is provided primarily for booting.  Most sites
  # run this only on machines acting as "boot servers."
  #
  #tftp   dgram   udp     wait    nobody  /usr/sbin/tcpd  /usr/sbin/in.tftp
d
  #tftp   dgram   udp     wait    nobody  /usr/sbin/tcpd  /usr/sbin/in.tftp
d /boot
  #bootps dgram   udp     wait    root    /usr/sbin/bootpd        bootpd -i 
-t 120
  #
  # Kerberos authenticated services (these probably need to be corrected)
  #
  #klogin         stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin
/in.rlogind -k
  #eklogin        stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin
/in.rlogind -k -x
  #kshell         stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin
/in.rshd -k
  #
  # Services run ONLY on the Kerberos server (these probably need to be cor
rected)
  #
  #krbupdate      stream tcp      nowait  root    /usr/sbin/tcpd  /usr/sbin
/registerd
  #kpasswd        stream  tcp     nowait  root    /usr/sbin/tcpd  /usr/sbin
/kpasswdd
  #
  # RPC based services
  #
  #mountd/1       dgram   rpc/udp wait    root    /usr/sbin/tcpd  /usr/sbin
/rpc.mountd
  #rstatd/1-3     dgram   rpc/udp wait    root    /usr/sbin/tcpd  /usr/sbin
/rpc.rstatd
  #rusersd/2-3    dgram   rpc/udp wait    root    /usr/sbin/tcpd  /usr/sbin
/rpc.rusersd
  #walld/1        dgram   rpc/udp wait    root    /usr/sbin/tcpd  /usr/sbin
/rpc.rwalld
  #
  # End of inetd.conf.
  ident           stream  tcp     nowait  nobody  /usr/sbin/identd        i
dentd -i

5.9 ³×Æ®¿öÅ©¿¡ °ü°èµÈ ´Ù¸¥ ¼³Á¤ ÆÄÀϵé.

/etc/protocol ÆÄÀÏÀº ÇÁ·ÎÅäÄÝ ³×ÀÓÀ» ÇÁ·ÎÅäÄÝ ¾ÆÀ̵ð·Î ¸ÊÇÎÇØÁÖ´Â µ¥ÀÌÅͺ£ À̽ºÀÌ´Ù. ÀÌ°ÍÀº ÇÁ·Î±×·¡¸Ó°¡ ÇÁ·Î±×·¥ ³»¿¡¼­ ÇÁ·ÎÅäÄÝÀ» ³×ÀÓÀ¸·Î ¸í½ÃÇÒ¼ö ÀÖµµ·Ï ÇØÁÖ¸ç tcpdump °°Àº ÇÁ·Î±×·¥ÀÌ Ãâ·ÂÀ» ³Ñ¹ö´ë½Å À̸§À¸·Î Çϵµ·Ï ÇØÁØ ´Ù. ÀÌ ÆÄÀÏÀÇ ÀϹÝÀûÀÎ ½ÅÅýº´Â ´ÙÀ½°ú °°´Ù.

     protocolname number aliases
 
µ¥ºñ¾È ¹èÆ÷º»°ú ÇÔ²² Á¦°øµÇ´Â /etc/protocols ÆÄÀÏÀº ´ÙÀ½°ú °°´Ù.
# /etc/protocols:
  # $Id: LinuxdocSgml_2fNET_2d3_2dHOWTO,v 1.1 2003/08/10 02:52:29 kss Exp kss $
  #
  # Internet (IP) protocols
  #
  #       from: @(#)protocols     5.1 (Berkeley) 4/17/89
  #
  # Updated for NetBSD based on RFC 1340, Assigned Numbers (July 1992).
ip      0       IP              # internet protocol, pseudo protocol numb
er
  icmp    1       ICMP            # internet control message protocol
  igmp    2       IGMP            # Internet Group Management
  ggp     3       GGP             # gateway-gateway protocol
  ipencap 4       IP-ENCAP        # IP encapsulated in IP (officially ``IP
'')
  st      5       ST              # ST datagram mode
  tcp     6       TCP             # transmission control protocol
  egp     8       EGP             # exterior gateway protocol
  pup     12      PUP             # PARC universal packet protocol
  udp     17      UDP             # user datagram protocol
  hmp     20      HMP             # host monitoring protocol
  xns-idp 22      XNS-IDP         # Xerox NS IDP
  rdp     27      RDP             # "reliable datagram" protocol
  iso-tp4 29      ISO-TP4         # ISO Transport Protocol class 4
  xtp     36      XTP             # Xpress Tranfer Protocol
  ddp     37      DDP             # Datagram Delivery Protocol
  idpr-cmtp       39      IDPR-CMTP       # IDPR Control Message Transport
  rspf    73      RSPF            # Radio Shortest Path First.
  vmtp    81      VMTP            # Versatile Message Transport
  ospf    89      OSPFIGP         # Open Shortest Path First IGP
  ipip    94      IPIP            # Yet Another IP encapsulation
  encap   98      ENCAP           # Yet Another IP encapsulation

/etc/networks

/etc/networks ÆÄÀÏÀº /etc/hosts ÆÄÀÏ°ú À¯»çÇÑ ±â´ÉÀ» °¡Áö°í ÀÖ´Ù. ÀÌ°ÍÀº ³×Æ®¿öÅ© ³×ÀÓ¿¡ ´ëÇÑ ¾îµå·¹½º¸¦ Á¦°øÇÏ´Â °£´ÜÇÑ µ¥ÀÌÅͺ£À̽ºÀÌ´Ù. ¶óÀÎ´ç ¿ÀÁ÷ µÎ°³ÀÇ Çʵ带 °®´Â´Ù´Â Á¡¸¸ÀÌ ´Ù¸£¸ç ÀÌ Çʵå´Â ´ÙÀ½°ú °°ÀÌ ÄÚµùµÈ´Ù.

     # networkname networkaddress
 
¿¹Á¦´Â ´ÙÀ½°ú °°´Ù:
     loopnet     127.0.0.0
        localnet    192.168.0.0
        amprnet     44.0.0.0
 
route¿Í °°Àº ¸í·ÉÀ» »ç¿ëÇϸé, ¸ñÀûÁö°¡ ³×Æ®¿öÅ©ÀÏ°í ±× ³×Æ®¿öÅ©°¡ /etc/net worksÀÇ ¿£Æ®¸®¿¡ ÀÖÀ»¶§ route ¸í·ÉÀº ¾îµå·¹½º ´ë½Å¿¡ ³×ÀÓÀ» µð½ºÇ÷¹ÀÌ ÇØ ÁÙ°ÍÀÌ´Ù.

5.10 ³×Æ®¿öÅ© º¸¾È°ú ¾ï¼¼½º ÄÜÆ®·Ñ.

¾ÇÀÇÀûÀÎ °ø°Ý¿¡ ´ëÇØ ÀÚ½ÅÀÇ ¸Ó½Å°ú ³×Æ®¿öÅ©¸¦ ÁöÅ°´Â°ÍÀº ¸Å¿ì º¹ÀâÇÑ ±â¼ú À̶ó´Â°ÍÀ» °æ°íÇϸç ÀÌ ºÎºÐÀ» ½ÃÀÛÇÏ°Ú´Ù. ³ª´Â ³ª ÀÚ½ÅÀ» ÀÌ ºÐ¾ßÀÇ Àü¹®°¡ ¶ó°í´Â »ý°¢Áö ¾Ê´Â´Ù. ¶Ç ³»°¡ ±â¼úÇÑ ´ÙÀ½ÀÇ ¸ÞÄ«´ÏÁòÀÌ µµ¿òÀÌ µÈ´Ù ÇÒÁö¶ó µµ º¸¾È¹®Á¦¿¡ ´ëÇØ ½É°¢ÇÏ´Ù¸é ¿©·¯ºÐ ½º½º·Î°¡ ¹®Á¦¿¡ ´ëÇØ ¿¬±¸ÇØ º¼°ÍÀ» Ãß ÃµÇÑ´Ù. ÀÎÅͳݿ¡ °ü·ÃµÈ ¹®¼­°¡ ¸¹ÀÌ ÀÖ´Ù.

°¡Àå Áß¿äÇÑ ·êÀº '»ç¿ëÇÏÁö ¾ÊÀº ¼­¹ö´Â ¿î¿µÇÏÁö ¸»¶ó!' ÀÌ´Ù. ¸¹Àº ¹èÆ÷ÆÇÀÌ ¸ðµç Á¾·ùÀÇ ¼­ºñ½º°¡ ¼³Á¤µÇ°í ÀÚµ¿À¸·Î ½ÃÀÛÇϵµ·Ï µÇ¾îÀÖ´Ù. ÃÖ¼Ò·¹º§ÀÇ ¾È Àü¿¡ ´ëÇؼ­µµ È®½ÇÇÏ°Ô ÇÏ°í½Í´Ù¸é /etc/inetd.conf¸¦ Àß »ìÆ캸°í »ç¿ëÇÏÁö ¾ÊÀ» ¼­ºñ½ºÀÇ ¿£Æ®¸®´Â ¸ðµÎ ÁÖ¼®Ã³¸®Çضó. ÁÁÀº È帰¨(?)µéÀÌ ´ÙÀ½ÀÇ ¼­ºñ½º µéÀÌ´Ù.

shell, login, exec, uucp, ftp ±×¸®°í finger, netstat, systat µûÀ§ÀÇ Á¤º¸ ¼­ºñ½ºÀÌ´Ù.

±×°÷¿¡´Â ¸ðµç Á¾·ùÀÇ º¸¾È°ú ¾ï¼¼½º ÄÜÆ®·Ñ ¸ÞÄ«´ÏÁòÀÌ ÀÖÀ¸¸ç ³ª´Â ±×µé ´ëºÎ ºÐÀÇ ¿ä¼Ò¿¡ ´ëÇØ ±â¼úÇÒ °ÍÀÌ´Ù.

/etc/ftpusers

/etc/ftpusers ÆÄÀÏÀº ƯÁ¤ À¯Àú°¡ ftp¸¦ ÅëÇØ ¸Ó½ÅÀ¸·Î µé¾î¿À´Â °ÍÀ» ¸·¾ÆÁÖ ´Â °£´ÜÇÑ ¸ÞÄ«´ÏÁòÀÌ´Ù. /etc/ftpusers ´Â µé¾î¿À´Â ftp Ä¿³Ø¼ÇÀÌ ÀÖÀ»¶§ ftp µ¥¸ó¿¡ ÀÇÇØ ÀÐÇôÁø´Ù. ÀÌ ÆÄÀÏÀº ·Î±×ÀÎÀÌ Çã¿ëµÇÁö ¾Ê´Â »ç¿ëÀÚµéÀÇ °£~Tg~PA ¸®½ºÆ®ÀÌ´Ù. ÀÌ°ÍÀº ´ÙÀ½°ú °°ÀÌ º¸ÀÏ°ÍÀÌ´Ù.

     # /etc/ftpusers - ftp ·Î±×ÀÎÀÌ Çã¿ë¾ÈµÇ´Â À¯Àúµé.
        root
        uucp
        bin
        mail

/etc/securetty

/etc/securetty´Â root ÀÇ ·Î±×ÀÎÀÌ Çã¿ëµÇ´Â tty µð¹ÙÀ̽º¸¦ ¸í½ÃÇϵµ·Ï ÇØÁØ ´Ù. /etc/securetty ÇÁ·Î±×·¥Àº login ÇÁ·Î±×·¥(ÈçÈ÷ /bin/login)¿¡ ÀÇÇØ ÀÐÇô Áø´Ù. ÀÌ°ÍÀÇ Æ÷¸ËÀº rootÀÇ ·Î±×ÀÎÀÌ Çã¿ëµÇ´Â tty µð¹ÙÀ̽ºÀÇ ¸®½ºÆ®ÀÌ´Ù. (ÀÌ¿ÜÀÇ tty¿¡¼­´Â root login ºÒ°¡)

     #/etc/securetty - tty's on which root is allowed to login
        tty1
        tty2
        tty3
        tty4
 

tcpd È£½ºÆ® ¾ï¼¼½º ÄÜÆ®·Ñ ¸ÞÄ«´ÏÁò.

/etc/inetd.conf¿¡ ¸®½ºÆ® µÈ°ÍÀ» º¸¾ÒÀ» tcpd ÇÁ·Î±×·¥Àº º¸È£Çϵµ·Ï ¼³Á¤µÈ ¼­ºñ½ºÀÇ ·Î±×Àΰú ¾ï¼¼½º ÄÜÆ®·Ñ ¸ÞÄ«´ÏÁòÀ» Á¦°øÇÑ´Ù. ÀÌ°ÍÀÌ inetd ÇÁ·Î±×·¥¿¡ ÀÇÇØ È£ÃâµÇ¾úÀ»¶§, ÀÌ°ÍÀº ¾ï¼¼½º¸¦°ú ÀûÀýÈ÷ º¸È£ÇÏ °í ÀÖ´Â ¼­¹ö¸¦ Çã¿ëÇÒÁö ¾Æ´ÒÁö¸¦ Æ÷ÇÔÇÏ°í ÀÖ´Â µÎ°³ÀÇ ÆÄÀÏÀ» Àд´Ù.

ÀÌ°ÍÀº ù¹ø° ¸ÅÄ¡(match)°¡ ¹ß°ßµÉ¶§ ±îÁö ·ê ÆÄÀÏÀ» ãÀ»°ÍÀÌ´Ù. ¸ÅÄ¡°¡ ¹ß °ß µÇÁö ¾ÊÀ¸¸é ¾ï¼¼½º°¡ ´©±¸¿¡°Ô³ª °¡´ÉÇÑ°ÍÀ¸·Î °£ÁÖÇÑ´Ù. ÀÌ°ÍÀÌ Ã£´Â ÆÄÀÏ Àº ¼ø¼­´ë·Î /etc/hosts.allow /etc/hosts.deny ÀÌ´Ù. ³ª´Â ÀÌ°ÍÀ» Â÷·Ê·Î ¾ð±Þ ÇÏ°Ú´Ù. ÀÌ ±â¼úÀÇ ¿Ïº®ÇÑ Âü°í¸¦ À§Çؼ­ ¿©·¯ºÐÀº ¸ÇÆäÀÌÁö¸¦ Âü°íÇؾßÇÒ ÇÊ¿ä °¡ ÀÖ´Ù. (hosts_access(5)´Â ÁÁÀº Ãâ¹ßÁ¡ÀÌ µÈ´Ù.).

/etc/hosts.allow

/etc/hosts.allow ÆÄÀÏÀº /usr/sbin/tcpd ÇÁ·Î±×·¥ÀÇ ¼³Á¤ÆÄÀÏÀÌ´Ù. hosts.allo w ÆÄÀÏÀº ¾î¶² È£½ºÆ®°¡ ¿©·¯ºÐ ¸Ó½Å»óÀÇ ¼­ºñ½º¿¡ Çã¿ëµÇ´ÂÁö¸¦ ±â¼úÇÏ´Â ·êÀ» Æ÷ÇÔÇÏ´Â ÆÄÀÏÀÌ´Ù.

ÆÄÀÏÀÇ Æ÷¸ËÀº ¸Å¿ì °£´ÜÇÏ´Ù.

# /etc/hosts.allow # #<service list>: <host list> [: commnad]

service list

ÀÌ ·êÀÌ Àû¿ëµÇ´Â ¼­¹ö³×ÀÓÀÇ °áÁ¤µÈ ¸®½ºÆ®ÀÇ ±âÈ£ÀÌ´Ù. ¼­¹ö³×ÀÓÀÇ ¿¹´Â ´ÙÀ½°ú °°´Ù: ftpd, telnetd, fingerd

host list

È£½ºÆ® ³×ÀÓÀÇ °áÁ¤µÈ ¸®½ºÆ®ÀÇ ±âÈ£ÀÌ´Ù. ¿©±â¿¡ IP ¾îµå·¹½º¸¦ »ç¿ëÇÒ ¼öµµ ÀÖ´Ù. °Ô´Ù°¡ ±×·ìÀÇ È£½ºÆ®¸¦ ÀÌ¿ëÇϵµ·Ï È£½ºÆ®³ª IP ¾îµå·¹½º¿¡ ¿ÍÀϵå Ä«µå¸¦ ÀÌ¿ëÇÏ¿© ¸í½ÃÇÒ¼öµµ ÀÖ´Ù. ¿¹¸¦ º¸ÀÚ: gw.vk2ktj.ampr.o rg´Â ¸í½ÃµÈ È£½ºÆ® ³×ÀÓ°ú ¸ÅÄ¡µÇ°í, .uts.edu.au ´Â ÀÌ ½ºÆ®¸µÀ¸·Î ³¡³ª´Â ¾î¶² È£½ºÆ®³×ÀÓ°úµµ ¸ÅÄ¡µÉ°ÍÀ̸ç, 44. Àº ÀÌ°ÍÀ¸·Î ½ÃÀÛÇÏ´Â ¸ðµç IP¿Í ¸ÅÄ¡µÉ°ÍÀÌ´Ù. ¼³Á¤Àº °£´ÜÇÏ°Ô ÇϱâÀ§ÇÑ ¸î°¡Áö Ưº°ÇÑ Ç¥½Ã °¡ Àִµ¥, À̵éÁß ¸î°¡Áö´Â ´ÙÀ½°ú °°´Ù: ALLÀº ¸ðµç È£½ºÆ®¿Í ¸ÅÄ¡µÇ ¸ç, LOCALÀº '.'À» Æ÷ÇÔÇÏÁö ¾Ê´Â ¸ðµç È£½ºÆ®¿Í ¸ÅÄ¡µÈ´Ù. PARANOID´Â IP ¾îµå·¹½º¿Í ÀÏÄ¡ÇÏÁö ¾Ê´Â ¸ðµç È£½ºÆ®³×ÀÓ°ú ¸ÅÄ¡µÈ´Ù(name spoofi ng). ¸¶Áö¸·À¸·Î À¯¿ëÇÑ ÅäÅ«ÀÌ Çϳª ´õ ÀÖ´Ù. EXCEPT´Â ¿¹¿Ü¸¦ °®´Â ¸®½ºÆ®¸¦ Á¦°øÇÏ´Â °ÍÀ» Çã¿ëÇÒ°ÍÀÌ´Ù.

command

ÀÌ°ÍÀº ¿É¼Ç ÆĶó¸ÞÅÍÀÌ´Ù. ÀÌ°ÍÀº ÀÌ ·êÀÌ Àû¿ëµÉ¶§¸¶´Ù ½ÇÇàµÇ´Â ¸í·É ÀÇ Ç® Æнº³×ÀÓÀÌ´Ù. ÀÌ°ÍÀº ¿¹·Î½á È£½ºÆ®¿¡ ´©°¡ ·Î±×ÀÎÇߴ°¡¸¦ ±¸ º°ÇÏ´Â ¸í·ÉÀ» ½ÃµµÇÒ¼öµµ ÀÖ°í, ¶Ç´Â ´©±º°¡ Á¢¼ÓÀ» ½ÃµµÇÑ´Ù°í ½Ã½ºÅÛ °ü¸®ÀÚ¿¡°Ô ¸ÞÀÏÀ» º¸³»°Å³ª °æ°í¸Þ¼¼Áö¸¦ º¸³¾¼öµµ ÀÖ´Ù. ¸î°¡Áö Æ÷ÇÔ µÉ¼öÀÖ´Â È®Àå¸í·ÉÀÌ Àִµ¥, ¸î°¡Áö ÈçÇÑ ¿¹¸¦ º¸¸é: %h´Â Ä¿³ØÆà ȣ½º Æ®ÀÇ ³×ÀÓ ¶Ç´Â ³×ÀÓÀÌ ¾Æ´Ï¶ó¸é IP ¾îµå·¹½º¸¦ Ȯ¡Çϸç, %d´Â È£ÃâµÇ ´Â µ¥¸óÀÇ ³×ÀÓÀ» È®ÀåÇÑ´Ù.

¿¹:
#/etc/hosts.allow
 #
 # Allow mail to anyone
 in.smtpd: ALL
 # All telnet and ftp to only hosts within my domain and my host at home.
 telnetd, ftpd: LOCAL, myhost.athome.org.au
 # Allow finger anyone but keep a record of who they are.
 fingerd: ALL: (finger @%h | mail -s "finger from %h" root)

/etc/hosts.deny

/etc/hosts.deny ÆÄÀÏÀº /usr/sbin/tcpd ÇÁ·Î±×·¥ÀÇ ¼³Á¤ÆÄÀÏÀÌ´Ù. hosts.deny ÆÄÀÏÀº ¿©·¯ºÐ ¸Ó½Å»óÀÇ ¼­ºñ½º¿¡ ¾ï¼¼½º°¡ Çã¿ëµÇÁö ¾Ê´Â È£½ºÆ®¸¦ ±â·ÏÇÏ´Â ·êÀ» Æ÷ÇÔÇÑ´Ù.

´ÙÀ½°ú °°Àº °£´ÜÇÑ »ùÇÃÀ» º¼¼öÀÖ´Ù.

     # /etc/hosts.deny
        # Disallow all hosts with suspect hostnames
        ALL: PARANOID
        #
        # Disallow all hosts.
        ALL: ALL
 
ÀÌ°æ¿ì ´ÙÀ½ÀÇ ¿£Æ®¸®°¡ ¸ðµç È£½ºÆ®¸¦ ¸·À¸¹Ç·Î PARANOID ¿£Æ®¸®´Â ¹«ÀǹÌÇÑ °ÍÀÌ´Ù. ÀÌÁß ÇϳªÀÇ ¿£Æ®¸®°¡ ¿©·¯ºÐÀÇ ¿ä±¸¿¡ µû¶ó ÇÕ¸®ÀûÀÎ µðÆúÆ®°¡ µÉ°ÍÀÌ ´Ù.

/etc/hosts.deny¿¡ ALL: ALL µðÆúÆ®¸¦ °®°í /etc/hosts.allow¿¡ ¿øÇÏ´Â ¼­ºñ½º ¿Í È£½ºÆ®¸¦ ¸í½ÃÇϴ°ÍÀÌ °¡Àå ¾ÈÀüÇÑ ¼³Á¤ÀÌ´Ù.

/etc/hosts.equiv

hosts.equiv ÆÄÀÏÀº ƯÁ¤ È£½ºÆ®¿Í ƯÁ¤ À¯Àú¿¡°Ô Æнº¿öµå¾øÀÌ ¿©·¯ºÐ ¸Ó½Å»ó ÀÇ °èÁ¤¿¡ ¾ï¼¼½º ±ÇÇÑÀ» ÁÖ±âÀ§ÇØ »ç¿ëµÈ´Ù. ÀÌ°ÍÀº ¿©·¯ºÐÀÌ ¸ðµç ¸Ó½ÅÀ» Á¦ ¾îÇÒ¼ö ÀÖ´Â ¾ÈÀüÇÑ È¯°æ¿¡¼­´Â ¸Å¿ì Æí¸®Çϳª, ±×·¸Áö ¾ÊÀº °æ¿ì º¸¾È»óÀÇ Çê Á¡ÀÌ µÈ´Ù. ¿©·¯ºÐÀÇ È£½ºÆ®´Â °¡Àå Àû°Ô ½ÅÀӹ޴ ȣ½ºÆ®¸¸Å­¸¸ ¾ÈÀüÇÒ»ÓÀÌ´Ù. º¸¾ÈÀ» ÃÖ´ëÈ­Çϱâ À§Çؼ­´Â ÀÌ ÆÄÀÏÀ» »ç¿ëÇÏÁö ¸»°í »ç¿ëÀڵ鵵 .rhosts ÆÄÀÏ À» »ç¿ëÇÏÁö ¾Êµµ·Ï ÁÖÀǸ¦ ÁÖ¾î¶ó.

ftp µ¥¸óÀÇ ÀûÀýÇÑ ¼³Á¤.

¸¹Àº »çÀÌÆ®µéÀÌ »ç¶÷µé·Î ÇÏ¿©±Ý ƯÁ¤ ¾ÆÀ̵𸦠¿ä±¸ÇÏÁö ¾Ê°í ÆÄÀÏÀ» ¾÷ ¶Ç´Â ´Ù¿î·Îµå ÇÒ¼öÀÖµµ·Ï À͸í ftp¸¦ ¿î¿µÇϴµ¥ °ü½ÉÀ» µÎ°í ÀÖ´Ù. ÀÌ°ÍÀ» Á¦°øÇÏ ±â·Î °áÁ¤Çß´Ù¸é anonymous ¾ï¼¼½º¿¡ ´ëÇØ ÀûÀýÇÑ ¼³Á¤À» ÇØÁÖ¾ú´ÂÁö¸¦ È®ÀÎÇÏ ¿©¶ó. ´ëºÎºÐÀÇ fptd(8) ¸ÇÆäÀÌÁö°¡ ÀÌ°Í¿¡ °üÇØ Àû´çÈ÷ ±â¼úÇÏ°í ÀÖ´Ù. ¿©·¯ºÐ Àº Ç×»ó ÀÌ ÁÖÀǸ¦ µû¸£°í ÀÖ´ÂÁö È®ÀÎÇØ¾ß ÇÑ´Ù. °¡Àå Áß¿äÇÑ ÆÁÀº anonymous °èÁ¤ÀÇ /etc µð·ºÅ丮¿¡ /etc/passwdÀÇ º¹»çº»À» »ç¿ëÇÏÁö ¾Ê´Â°ÍÀÌ´Ù. ¹Ýµå½Ã ÇÊ¿äÇÑ °èÁ¤À» Á¦¿ÜÇÏ°í´Â ¸ðµÎ ¾ø¾Ö¹ö¸®µµ·Ï Çضó. ±×·¸Áö ¾ÊÀ¸¸é ¿©·¯ºÐÀº ÆÐ ½º¿öµå Å©·¢Å·°ø°Ý¿¡ ´ëÇØ ¸¹Àº ¾àÁ¡À» Áö´Ï°Ô µÉ°ÍÀÌ´Ù.

³×Æ®¿öÅ© ÆÄÀ̾î¿ù¸µ.

µ¥ÀÌÅͱ׷¥À» ¿©·¯ºÐÀÇ ¼­¹ö³ª ¸Ó½Å¿¡ µµ´ÞÇÏÁö ¸øÇÏ°Ô Çϴ°ÍÀº ¶Ù¾î³­ º¸¾È¼ö ´ÜÀÌ´Ù. ÀÌ°Í¿¡ °üÇÑ ÀÚ¼¼ÇÑ ³»¿ëÀº firewall-howto¿¡¼­ ´Ù·ç¾îÁø´Ù.

´Ù¸¥ Á¦¾Èµé.

¿©±â¿¡ ´Ù¸¥, ÀáÀçÀûÀ¸·Î ¿©·¯ºÐÀÌ ¼¼½ÉÈ÷ °í·ÁÇغÁ¾ß ÇÒ Á¦¾ÈÀÌ ÀÖ´Ù.

sendmail

±×°ÍÀÇ ´ëÁß¼º¿¡µµ ºÒ±¸ÇÏ°í ¼¾µå¸ÞÀÏ µ¥¸óÀº º¸¾È °æ°í °ø°í¿¡ ´ëÇØ »ó ´çÈ÷ µÎ·Á¿öÇÏ´Â °Íó·³ º¸ÀδÙ. ±×°ÍÀº ¿©·¯ºÐ¿¡°Ô ´Þ·ÈÁö¸¸, ³ª¶ó¸é ¼¾µå¸ÞÀÏÀ» ¿î¿µÇÏÁö ¾Ê°Ú´Ù.

NFS ¿Í ±×¿Ü Sun RPC ¼­ºñ½º.

ÀÌ°ÍÀ» °æ°èÇ϶ó. ÀÌ ¼­ºñ½º¿¡´Â ¸ðµç Á¾·ùÀÇ exploitÀÌ ÀÖ´Ù. NFS °°Àº ¼­ºñ½º ¿É¼ÇÀ» ¹ß°ßÇÑ´Ù´Â °ÍÀº »ó´çÈ÷ ¾î·Æ´Ù. ±×·¯³ª ¿©·¯ºÐÀÌ ±×°ÍÀ» ¼³Á¤ÇÑ´Ù¸é ¸¶¿îÆ®ÇÒ ±Ç¸®¸¦ ´©±¸¿¡°Ô ºÎ¿©Çϴ°¡¿¡ ´ëÇØ ½ÅÁßÇ϶ó.

6. Network Technology Specific Information.

´ÙÀ½ÀÇ ÇÏÀ§ ºÎºÐµéÀº ƯÁ¤ ³×Æ®¿öÅ© ±â¼ú¿¡ ´ëÇØ ¸í½ÃÇÑ °ÍÀÌ´Ù. ÀÌ ºÎºÐ¿¡ Æ÷ ÇÔµÈ Á¤º¸´Â ´Ù¸¥ ŸÀÔÀÇ ³×Æ®¿öÅ© ±â¼ú¿¡ ¹Ýµå½Ã Àû¿ëµÇ´Â °ÍÀº ¾Æ´Ï´Ù.

6.1 ARCnet

ARCNET µð¹ÙÀ̽º´Â 'arc0s', 'arc1e', 'arc2e' µîÀ¸·Î À̸§ºÙ¿©Áø´Ù. Ä¿³Î¿¡ ÀÇ ÇØ Ã³À½À¸·Î ¹ß°ßµÇ´Â Ä«µå´Â 'eth0'¿¡ ÇÒ´çµÇ¸ç ³ª¸ÓÁö´Â ±×µéÀÌ ¹ß°ßµÇ´Â ¼ø ¼­¿¡ µû¶ó Â÷·Ê´ë·Î ÇÒ´çµÈ´Ù. ¸¶Áö¸·ÀÇ ¹®ÀÚ´Â ÀÌ´õ³Ý ÀÎĸ½¶·¹ÀÌ¼Ç ÆÐŶÀ» ¼± ÅÃÇß´ÂÁö, RFC1051 ÆÐŶ Æ÷¸ËÀ» »ç¿ëÇß´ÂÁö¸¦ ¾Ë·ÁÁØ´Ù.

Ä¿³Î ÄÄÆÄÀÏ ¿É¼Ç:

Network device support ---> [*] Network device support <*> ARCnet support [ ] Enable arc0e (ARCnet "Ether-Encap" packet format) [ ] Enable arc0s (ARCnet RFC1051 packet format)

ÇѹøÀÌ¶óµµ ÀÌ´õ³Ý Ä«µåÀÇ Áö¿øÀ» À§ÇØ Ä¿³ÎÀ» ÀûÀýÈ÷ ¸¸µé¾î º»ÀûÀÌ ÀÖ´Ù¸é ÀÌ Ä«µåÀÇ ¼³Á¤Àº ½¬¿ï°ÍÀÌ´Ù.

ÀüÇüÀûÀ¸·Î ´ÙÀ½°ú °°Àº°ÍÀ» »ç¿ëÇÒ °ÍÀÌ´Ù:

     # ifconfig arc0e 192.168.0.1 netmask 255.255.255.0 up
        # route add 192.168.0.0 netmask 255.255.255.0 arc0e
 
ÀÚ¼¼ÇÑ Á¤º¸´Â /usr/src/linx/Documentation/networking/arcnet-hardware.txt ÆÄÀÏÀ» Âü°íÇ϶ó.

ARCNet Áö¿øÀº Avery Pennarun, apenwarr@foxnet.net¿¡ ÀÇÇؼ­ °³¹ßµÇ¾ú´Ù.

6.2 Appletalk(AF_APPLETALK)

Appletalk Áö¿øÀº Ưº°ÇÑ µð¹ÙÀ̽º¸¦ »ç¿ëÇÏÁö ¾Ê´Âµ¥, ÀÌ°ÍÀÌ ±âÁ¸ÀÇ ³×Æ®¿öÅ© µð¹ÙÀ̽º¸¦ »ç¿ëÇϱ⠶§¹®ÀÌ´Ù. ÀÌ°ÍÀÇ Áß¿äÇÑ »ç¿ëÀº ¸®´ª½º ¸Ó½Å°ú ¾ÖÇà ÄÄÇ» ÅÍ°¡ ÇÁ¸°Åͳª µð½ºÅ©µîÀÇ ÀÚ¿øÀ» °øÀ¯Çϱâ À§Çؼ­ÀÌ´Ù. Ãß°¡ÀÇ ¼ÒÇÁÆ®¿þ¾î°¡ ÇÊ¿äÇϸç ÀÌ°ÍÀº netatalk¶ó°í ºÒ¸°´Ù. Wesley Craig netatalk@umich.edu°¡ ¹Ì ½Ã°£ ´ëÇÐÀÇ 'Research Systems Unix Groups'À̶õ ÆÀÀ» ´ëÇ¥ÇßÀ¸¸ç ±×µéÀº neta talk ÆÐÅ°Áö¸¦ °³¹ßÇØ ³»¾ú´Âµ¥, ÀÌ°ÍÀº Appletalk ÇÁ·ÎÅäÄÝ ½ºÅðú À¯¿ëÇÑ À¯ Æ¿¸®Æ¼¸¦ Á¦°øÇÏ´Â ¼ÒÇÁÆ®¿þ¾î¸¦ Á¦°øÇÑ´Ù. netatalk ÆÐÅ°Áö´Â ¸®´ª½º ¹èÆ÷º»¿¡ ÀÇÇØ Á¦°øµÇ°Å³ª ¾Æ´Ï¸é ¹Ì½Ã°£ ´ëÇп¡ Àִ Ȩ»çÀÌÆ®¿¡¼­ ftp Àü¼ÛÀ» ¹ÞÀ»¼öÀÖ ´Ù.

< terminator.rs.itd.umich.edu/unix/netatalk/>

ÀÌ ÆÐÅ°Áö¸¦ ¼³Ä¡Çϱâ À§Çؼ­´Â ´ÙÀ½°ú °°ÀÌ Ç϶ó.

     # cd /usr/src
        # tar xvfz .../netatalk-1.4b2.tar.Z
        - ¿©±â¼­ 'Makefile'À» ¼öÁ¤ÇÏ°í ½ÍÀ»¼öµµ Àִµ¥, ƯÈ÷ ÆÄÀϵéÀÌ ¾îµð  
    
¿¡ ¼³Ä¡µÉ °ÍÀΰ¡¸¦ Á¤ÀÇÇØÁÖ´Â DESTDIR º¯¼ö¸¦ ¹Ù²Ù¾î ÁÖ±â À§ÇØ ±× ·² °ÍÀÌ´Ù. µðÆúÆ®´Â /usr/local/atalk·Î µÇ¾îÀִµ¥ ¸Å¿ì ¾ÈÀüÇÏ´Ù.
        # make 
        - as root:
        # make install

Appletalk ¼ÒÇÁÆ®¿þ¾îÀÇ ¼³Á¤.

ÀÌ°ÍÀÌ µ¿ÀÛÇÏ°Ô ÇϱâÀ§ÇØ °¡Àå ¸ÕÀú ÇؾßÇÒÀÏÀº /etc/services ÆÄÀÏ¿¡ »õ·Î¿î ¿£Æ®¸®¸¦ Ãß°¡ÇÏ´Â °ÍÀÌ´Ù. Ãß°¡ÇÒ ¿£Æ®¸®´Â ´ÙÀ½°ú °°´Ù:

    rtmp    1/ddp   # Routing Table Maintenance Protocol
       nbp     2/ddp   # Name Binding Protocol
       echo    4/ddp   # AppleTalk Echo Protocol
       zip     6/ddp   # Zone Information Protocol
´ÙÀ½Àº /usr/local/atalk/etc µð·ºÅ丮¿¡(ȤÀº ÆÐÅ°Áö¸¦ ¼³Ä¡ÇÑ µð·ºÅ丮¿¡) ap pletalk ¼³Á¤ÆÄÀÏÀ» ¸¸µé¾î ÁÖ´Â °ÍÀÌ´Ù.

óÀ½À¸·Î ¸¸µé¾îÁà¾ß ÇÏ´Â ÆÄÀÏÀº /usr/local/atalk/etc/atalkd.conf ÆÄÀÏÀÌ´Ù. óÀ½¿¡´Â ÀÌ ÆÄÀÏÀº ¾ÖÇà ¸Ó½ÅÀÌ ÀÖ´Â ³×Æ®¿öÅ©¸¦ Áö¿øÇÏ´Â ³×Æ®¿öÅ© µð¹ÙÀ̽º ÀÇ À̸§À» ÁöÁ¤ÇÏ´Â ÇϳªÀÇ ¶óÀθ¸ÀÌ ÇÊ¿äÇÒ»ÓÀÌ´Ù.

     eth0
 
Appletalk µ¥¸óÀº ³ª¸ÓÁö ¼¼ºÎ»çÇ×µéÀ» ½ÇÇàµÚ¿¡ Ãß°¡ÇÒ°ÍÀÌ´Ù.

Appletalk¸¦ °æÀ¯ÇÑ ¸®´ª½º ÆÄÀϽýºÅÛÀÇ Å½Çè.

³×Æ®¿öÅ©»óÀÇ ¾ÖÇøӽÅÀÌ °øÀ¯Çϵµ·Ï ¸®´ª½º ÆÄÀϽýºÅÛÀ» ³×Æ®¿öÅ©·Î export ÇÒ¼öµµ ÀÖ´Ù.

ÀÌ°ÍÀ» À§Çؼ­´Â /usr/local/atalk/etc/AppleVolumes.system ÆÄÀÏÀ» ¼³Á¤ÇØ¾ß ÇÑ´Ù. /usr/local/atalk/etc/AppleVolumes.default¶ó ºÒ¸®´Â ´Ù¸¥ ¼³Á¤ ÆÄÀϵµ Àִµ¥ ÀÌ°ÍÀº ¿ÏÀüÈ÷ °°Àº Æ÷¸ËÀ» °¡Áö°í ÀÖÀ¸¸ç, °Ô½ºÆ® ±ÇÇÑÀ» °¡Áö°í Á¢¼Ó ÇÑ »ç¿ëÀÚ°¡ ¾î¶² ÆÄÀÏ ½Ã½ºÅÛÀ» ¹ÞÀ» °ÍÀΰ¡¸¦ ±â¼úÇÑ´Ù.

ÀÌ ÆÄÀÏÀÇ ¼³Á¤¿¡ ´ëÇÑ ¸ðµç ¼¼ºÎ»çÇ×°ú ¾î¶² ´Ù¾çÇÑ ¿É¼ÇÀÌ Àִ°¡´Â afpd ¸Ç ÆäÀÌÁö¿¡¼­ ãÀ»¼ö ÀÖ´Ù.

´ÙÀ½°ú °°Àº °£´ÜÇÑ ¿¹¸¦ º¼¼öÀÖ´Ù:

     /tmp Scratch 
        /home/ftp/pub "Public Area"
 
ÀÌ°ÍÀº /tmp ÆÄÀϽýºÅÛÀ» AppleShare VolumeÀÇ 'Scratch'·Î, ftp public µð·º Å丮¸¦ AppleShare VolumeÀÇ 'Public Area'·Î export ÇÒ°ÍÀÌ´Ù. VolumeÀÇ À̸§ Àº °­Á¦ÀûÀÎ °ÍÀÌ ¾Æ´Ï°í µ¥¸óÀÌ ¸î°¡Áö¸¦ ¼±ÅÃÇϸç, ¾î¶µç ±×µéÀ» ¸í½ÃÇÏÁö ¸»¾Æ¶ó.

Appletalk ¿Í ¸®´ª½º ÇÁ¸°ÅÍ °øÀ¯Çϱâ.

¾ÆÁÖ °£´ÜÇÏ°Ô ¸®´ª½º ÇÁ¸°Å͸¦ ¾ÖÇà ¸Ó½Å°ú °øÀ¯ÇÒ¼ö ÀÖ´Ù. ¿©·¯ºÐÀº Apple Pr inter Access Protocol DaemonÀÎ papd¸¦ ½ÇÇàÇÒ ÇÊ¿ä°¡ ÀÖ´Ù. ÀÌ ÇÁ·Î±×·¥À» ¿î ¿µÇϸé ÀÌ°ÍÀº ¾ÖÇà ¸Ó½ÅÀ¸·Î ºÎÅÍ ¿äûÀ» ¹Þ¾ÆµéÀÌ°í ·ÎÄà ¶óÀÎ ÇÁ¸°ÅÍ µ¥¸óÀ¸ ·Î ÇÁ¸°Æ® ÀâÀ» ½ºÇ®ÇÒ°ÍÀÌ´Ù.

ÀÌ µ¥¸óÀÇ ¼³Á¤À» À§Çؼ­´Â /usr/local/atalk/etc/papd.conf ÆÄÀÏÀ» ¼öÁ¤ÇÒ ÇÊ ¿ä°¡ ÀÖ´Ù. Á¤ÀÇ¿¡ ³Ö¾îÁØ À̸§Àº Appletalk naming ÇÁ·ÎÅäÄÝ°ú ÇÔ²² µî·ÏµÉ°Í ÀÌ´Ù.

´ÙÀ½°ú °°Àº °£´ÜÇÑ ¿¹¸¦ º¼¼öÀÖ´Ù:

     TricWriter:\
            :pr=lp:op=cg:
 
ÀÌ°ÍÀº Appletalk ³×Æ®¿öÅ©¿¡¼­ °¡´ÉÇÑ 'TricWriter'¶õ À̸§ÀÇ ÇÁ¸°Å͸¦ ¸¸µé¸ç µé¾î¿À´Â jobÀº lpd¸¦ »ç¿ëÇÏ´Â 'lp'(/etc/printcap¿¡ Á¤ÀÇµÈ ¹Ù¿Í °°ÀÌ) ÇÁ¸° ÅÍ·Î ÇÁ¸°Æ® µÉ°ÍÀÌ´Ù. 'op=cg' ¿£Æ®¸®´Â ¸®´ª½º À¯Àú 'cg'°¡ ÇÁ¸°ÅÍÀÇ ¿ÀÆÛ·¹ ÀÌÅÍÀÓÀ» ¸»ÇØÁØ´Ù.

Appletalk ¼ÒÇÁÆ®¿þ¾î ½ÃÀÛÇϱâ.

ok, ÀÌÁ¦ ¿©·¯ºÐÀº ±âº» ¼³Á¤À» Å×½ºÆ®ÇÒ Áغñ°¡ µÇ¾ú´Ù. netatalk ÆÐÅ°Áö¿Í ÇÔ ²² Á¦°øµÇ¸ç Àß µ¿ÀÛÇÏ´Â rc.atalk ÆÄÀÏÀÌ ÀÖ´Ù. ±×·¯¹Ç·Î ¿©·¯ºÐÀº ´ÙÀ½¸¸ ÇØ ÁÖ¸é µÈ´Ù.

     # /usr/local/atalk/etc/rc.atalk
  
¸ðµç ½ÃÀÛÇÏ°í Àß µ¹¾Æ°¥°ÍÀÌ´Ù. ¾Æ¹«·± ¿¡·¯¸Þ¼¼Áöµµ ³ªÁö ¾ÊÀ»°ÍÀÌ°í, °¢ ½º Å×ÀÌÁö°¡ ½ÃÀÛÇÒ¶§ ÀÌ ¼ÒÇÁÆ®¿þ¾î´Â ÄַܼΠ¸Þ¼¼Áö¸¦ º¸³¾°ÍÀÌ´Ù.

appletalk ¼ÒÇÁÆ®¿þ¾îÀÇ Å×½ºÆ®.

ÀÌ ¼ÒÇÁÆ®¿þ¾î°¡ ÀûÀýÇÏ°Ô µ¿ÀÛÇϴ°¡¸¦ Å×½ºÆ®Çϱâ À§Çؼ­´Â ¾ÖÇøӽÅÀ¸·Î ´Þ ·Á°¡¼­, Apple ¸Þ´º¸¦ Ç®´Ù¿îÇÏ°í, Chooser¸¦ ¼±ÅÃÇѵÚ, AppleShare¸¦ Ŭ¸¯ÇØ ¶ó. ±×·¯¸é ¸®´ª½º ¹Ú½º°¡ º¸ÀÏ°ÍÀÌ´Ù.

appletalk ¼ÒÇÁÆ®¿þ¾îÀÇ ÁÖÀÇÇÒÁ¡.

  1. IP ³×Æ®¿öÅ©¸¦ ¼³Á¤Çϱâ Àü¿¡ appletalk Áö¿øÀ» ½ÃÀÛÇØ¾ß ÇÒÁöµµ ¸ð¸¥´Ù. Appletalk ÇÁ·Î±×·¥À» ½ÃÀÛÇϴµ¥ ¹®Á¦°¡ ÀÖ´Ù¸é, ȤÀº ±×°ÍÀº ½ÃÀÛÇѵڿ¡ IP ³×Æ®¿öÅ©¿¡ ¹®Á¦°¡ »ý°å´Ù¸é, /etc/rc.d/rc.inet1 ÆÄÀÏÀ» ½ÇÇàÇϱâ Àü¿¡ Appletalk ÇÁ·Î±×·¥À» ½ÃÀÛÇØ º¸¾Æ¶ó.
  2. afpd(Apple Filing Protocol Daemon) Áöµ¶ÇÏ°Ô Çϵåµð½ºÅ©¸¦ Àâ¾Æ¸Ô´Â´Ù. ¸¶ ¿îÆ® Æ÷ÀÎÆ® ¾Æ·¡¿¡ ÀÌ°ÍÀº ¸î°³ÀÇ µð·ºÅ丮¸¦ ¸¸µç´Ù. ÀÌ°ÍÀº .AppleDouble µð·ºÅ丮¸¦ ¸¸µé¾î¼­ resource fork¸¦ ÀúÀåÇÒ ¼ö ÀÖ´Ù. ±×·¯¹Ç·Î '/'¸¦ Àͽº Æ÷ÆÃ(exporting)Çϱâ Àü¿¡ µÎ¹ø »ý°¢Ç϶ó. ³ªÁß¿¡ Á¤¸®Çϴµ¥ ¸¹Àº ½Ã°£ÀÌ °É¸±°ÍÀÌ´Ù.
  3. afpd ÇÁ·Î±×·¥À» ¸ÆÀ¸·ÎºÎÅÍ Å¬¸®¾î ÅؽºÆ® Æнº¿öµå¸¦ ±â´ëÇÑ´Ù. º¸¾ÈÀÌ ¹®Á¦°¡ µÉ ¼ö ÀÖÀ¸¹Ç·Î ÀÎÅͳݿ¡ ¿¬°áµÈ ¸Ó½Å¿¡¼­ ÀÌ µ¥¸óÀ» ¿î¿µÇÒ¶§´Â ½ÅÁßÇ϶ó. ´©±º°¡°¡ ¸øµÈÁþÀ» ÇÑ´Ù¸é ¿©·¯ºÐ ÀÚ½ÅÀ» ºñ³­ÇØ¾ß ÇÑ´Ù.
  4. netstat, ifconfigµî ±âÁ¸ÀÇ ºÐ¼®ÅøÀº Appletalk¸¦ Áö¿øÇÏÁö ¾Ê´Â´Ù. ÇÊ¿äÇÏ ´Ù¸é /proc/net µð·ºÅ丮¿¡¼­ Á¤º¸¸¦ ¾òÀ»¼ö ÀÖ´Ù.

±×¿ÜÀÇ Á¤º¸.

¸®´ª½º¿¡¼­ Aplletalk¸¦ ¼³Á¤ÇÏ´Â ¹æ¹ý¿¡ ´ëÇÑ ´õ ÀÚ¼¼ÇÑ ±â¼úÀº thehamptons.c om < thehamptons.com/anders/netatalk/>ÀÇ Anders Brownworth Linux Net atalk-HOWTO ÆäÀÌÁö¸¦ Âü°íÇ϶ó.

6.3 ATM

¸®´ª½º¿¡ Asynchronous Transfer Mode¸¦ Áö¿øÇϱâ À§ÇÑ ÇÁ·ÎÁ§Æ®¸¦ Werner Alme sberger < werner.almesberger@lrc.di.epfl.ch>°¡ °ü¸®ÁßÀÌ´Ù. ÇÁ·ÎÁ§Æ®ÀÇ »óȲ ¿¡ ´ëÇÑ ÇöÀç Á¤º¸´Â ´ÙÀ½¿¡¼­ ¾òÀ»¼ö ÀÖ´Ù.< www.epfl.ch/linux-atm>

6.4 AX25 (AF_AX25)

AX.25 µð¹ÙÀ̽º´Â Ä¿³Î 2.0.*¿¡¼­ 'sl0', 'sl1' µîÀÌ°í, Ä¿³Î 2.1.*¿¡¼­ 'ax0', 'ax1' µîÀÌ´Ù.

Kernel Compile Options: Networking options ---> [*] Amateur Radio AX.25 Level 2

AX25, Netrom, Rose ÇÁ·ÎÅäŬÀº AX25-HOWTO ¿¡¼­ ´Ù·ç¾î Áø´Ù. ÀÌ ÇÁ·ÎÅäÄÝÀº ÆÐŶ ¶óµð¿À ½ÇÇèÀÇ ¼¼°è ¾Æ¸¶Ãß¾î ¶óµð¿À ¿ÀÆÛ·¹ÀÌÅÍ¿¡ ÀÇÇØ »ç¿ëµÈ´Ù.

ÀÌ ÇÁ·ÎÅäÄÝÀÇ implementationÀÇ ´ëºÎºÐÀÇ ÀÛ¾÷Àº Jonathon Naylor, jsn@cs.not.ac.uk¿¡ ÀÇÇØ ÀÌ·ç¾îÁ³´Ù.

6.5 DECNet.

DECNetÀÇ Áö¿øÀº ÇöÀçµµ °è¼Ó ÀÛ¾÷ÁßÀÌ´Ù. ÀÌÈÄÀÇ 2.1.* Ä¿³Î¿¡¼­´Â º¼¼öµµ ÀÖ °Ú´Ù.

6.6 EQL - multiple line traffic equaliser

EQL µð¹ÙÀ̽º À̸§Àº 'eql'ÀÌ´Ù. Ç¥ÁØÀÇ Ä¿³Î¼Ò½º·Î´Â ÇÑ ¸Ó½Å´ç ÇϳªÀÇ EQL µð ¹ÙÀ̽º¸¸À» °®´Â´Ù. EQLÀº tcp/ip¸¦ ¿î¼ÛÇÏ´Â ½Ì±Û ·ÎÁöÄà ¸µÅ©·Î¼­ÀÇ PPP, sli p, plipµîÀÇ ´ÙÁß point to point È°¿ëÀÇ ¼ö´ÜÀ» Á¦°øÇÑ´Ù. ¿©·¯°³ÀÇ Àú¼Ó ¶óÀÎ À» ¾²´Â °ÍÀÌ Á¾Á¾ ÇÑ°³ÀÇ °í¼Ó ¶óÀÎÀ» ¾²´Â°Íº¸´Ù ´õ ½Î´Ù.

Kernel Compile Options: Networking options ---> [*] Amateur Radio AX.25 Level 2

ÀÌ ¸ÞÄ«´ÏÁòÀ» Áö¿øÇϱâ À§Çؼ­´Â ¶óÀÎÀÇ ´Ù¸¥ ³¡¿¡ ÀÖ´Â ¸Ó½Åµµ EQLÀ» Áö¿øÇØ ¾ß ÇÑ´Ù. Linux, Livingstone, Portmaster ±×¸®°í »õ·Î¿î ´ÙÀ̾óÀÎ ¼­¹ö°¡ ȣȯ ´É·ÂÀ» Á¦°øÇÑ´Ù.

EQLÀ» ¼³Á¤Çϱâ À§Çؼ­´Â ´ÙÀ½¿¡¼­ ±¸ÇÒ¼ö ÀÖ´Â eql ÅøÀÌ ÀÖ¾î¾ß ÇÑ´Ù. sunsite.unc.edu < sunsite.unc.edu/pub/linux/system/Serial/eql-1.2.tar.gz>

¼³Á¤Àº ´ë´ÜÈ÷ ¼ö¿ùÇÏ´Ù. eql ÀÎÅÍÆäÀ̽º¸¦ ¼³Á¤Çϸ鼭 ½ÃÀÛÇÑ´Ù. eql ÀÎÅÍÆäÀÌ ½º´Â ´Ù¸¥ ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º¿Í ºñ½ÁÇÏ´Ù. ´ÙÀ½°ú °°ÀÌ ifconfig À¯Æ¿¸®Æ¼¸¦ ÀÌ¿ëÇÏ¿© IP ¾îµå·¹½º¿Í myu¸¦ ¼³Á¤ÇÑ´Ù.

 ifconfig eql 192.168.10.1 mtu 1006
    route add default eql
  
´ÙÀ½À¸·Î »ç¿ëÇÒ °¢ ¶óÀÎÀ» ¼öµ¿À¸·Î ÃʱâÈ­ÇØÁÙ ÇÊ¿ä°¡ ÀÖ´Ù. ÀÌ°ÍÀº point to point µð¹ÙÀ̽ºÀÇ Á¶ÇÕÀ¸·Î ³ªÅ¸³­´Ù. Ä¿³Ø¼ÇÀ» ¾î¶»°Ô ÃʱâÈ­ÇÒ°ÍÀΰ¡ ÇÏ´Â°Í Àº ¶óÀÎÀÇ Á¾·ù¿¡ µû¶ó ´Þ¶óÁö¸ç, ´õ ÀÚ¼¼ÇÑ Á¤º¸´Â ÀûÀýÇÑ ºÎºÐÀ» Âü°íÇϱ⠹٠¶õ´Ù.

¸¶Áö¸·À¸·Î EQL µð¹ÙÀ̽º¿Í ½Ã¸®¾ó ¸µÅ©¸¦ ¿¬°áÇÒ ÇÊ¿ä°¡ ÀÖÀ¸¸ç, ÀÌ°ÍÀº 'ensl aving'À̶ó°í ºÒ¸®°í º¸ÀÌ´Â ¹Ù¿Í °°ÀÌ eql_enslave ¸í·ÉÀ¸·Î ÀÌ·ç¾îÁø´Ù.

     eql_enslave eql sl0 28800
        eql_enslave eql ppp0 14400
  
¿©·¯ºÐÀÌ eql_enslave¿¡ Á¦°øÇÏ´Â 'estimated speed' ÆĶó¸ÞÅÍ´Â Á÷Á¢ÀûÀ¸·Î´Â ¾Æ¹«°Íµµ ÇÏÁö ¾ÊÀ» °ÍÀÌ´Ù. ÀÌ°ÍÀº EQL µå¶óÀ̹ö¿¡ ÀÇÇØ µð¹ÙÀ̽º°¡ ¾ó¸¸Å­ÀÇ µ¥ÀÌÅͱ׷¥À» ¹ÞÀ»°ÍÀΰ¡¸¦ °áÁ¤Çϱâ À§ÇØ »ç¿ëµÈ´Ù. ±×·¯¹Ç·Î ¿©·¯ºÐÀº ÀÌ °ª À» »ç¿ëÇÔÀ¸·Î½á ±ÕÇüÀ» ÀûÀýÈ÷ Á¶ÀýÇÒ¼ö ÀÖ´Ù.

EQL µð¹ÙÀ̽º·Î ºÎÅÍ ¶óÀÎÀÇ ¿¬°áÀ» ²÷±â À§Çؼ­´Â ´ÙÀ½°ú °°ÀÌ eql_emancipate ¸í·ÉÀ» »ç¿ëÇÑ´Ù.

     eql_emancipate eql sl0
  
¶ó¿ìÆ®°¡ ½ÇÁ¦ÀÇ ½Ã¸®¾ó µðºñÀ̽º ´ë½Å¿¡ eql µð¹ÙÀ̽º¸¦ ÂüÁ¶ÇÏ´Â °ÍÀ» Á¦¿ÜÇÏ ¸é ´Ù¸¥ point to point ¸µÅ©·Î ¶ó¿ìÆÃÀ» Ãß°¡ÇÒ¼öµµ ÀÖ´Ù. ÀüÇüÀûÀ¸·Î ´ÙÀ½°ú °°ÀÌ ÇÏ¿ëÇÏ°ÚÁö:
     route add default eql0
  
EQL µå¶óÀ̹ö´Â Simon Janes simon@ncm.com¿¡ ÀÇÇØ °³¹ßµÇ¾ú´Ù.

6.7 ÀÌ´õ³Ý.

ÀÌ´õ³Ý µð¹ÙÀ̽ºÀÇ À̸§Àº 'eth0', 'eth1' ,'eth2' µîÀÌ´Ù. Ä¿³Î¿¡ ÀÇÇØ Ã¹¹ø° ·Î ¹ß°ßµÇ´Â Ä«µå´Â 'eth0'¿¡ ÇÒ´çµÇ¸ç ³ª¸ÓÁö´Â ¹ß°ßµÇ´Â ¹ß°ßµÇ´Â ¼ø¼­´ë·Î ÇÒ´çµÈ´Ù.

¸®´ª½º »ó¿¡¼­ ÀÌ´õ³Ý Ä«µåÀÇ µ¿ÀÛ¹ýÀ» ¾Ë°í½Í´Ù¸é Ethernet-HOWTO¸¦ Âü°íÇ϶ó.

ÀÌ´õ³Ý Ä«µå¸¦ Áö¿øÇϵµ·Ï Ä¿³ÎÀ» ¸¸µé¾î º¸¾Ò´Ù¸é ÀÌ ¼³Á¤Àº ½¬¿ï°ÍÀÌ´Ù.

´ëü·Î ´ÙÀ½°ú °°ÀÌ ³ªÅ¸³¯°ÍÀÌ´Ù.

 # ifconfig eth0 192.168.0.1 netmask 255.255.255.0 up
    # route add 192.168.0.0 netmask 255.255.255.0 eth0
  
´ëºÎºÐÀÇ ÀÌ´õ³Ý µå¶óÀ̹ö´Â Donald Becker, becker@CESDIS.gsfc.nasa.gov¿¡ ÀÇ ÇØ °³¹ßµÇ¾ú´Ù.

6.8 FDDI

FDDIÀÇ µð¹ÙÀ̽º ³×ÀÓÀº 'fddi0', 'fddi1', 'fddi2' µîÀÌ´Ù. Ä¿³Î¿¡ ÀÇÇØ Ã³À½ À¸·Î ¹ß°ßµÇ´Â µð¹ÙÀ̽º´Â 'fddi0'¿¡ ÇÒ´çµÇ°í, ³ª¸ÓÁö´Â ¹ß°ßµÇ´Â ¼ø¼­´ë·Î ÇÒ ´çµÈ´Ù.

Lawrence V. Stefani, stefani@lkg.dec.com´Â Digital Equipment Corporation FDDI EISA ±×¸®°í PCI Ä«µå¸¦ °³¹ßÇß´Ù.

Kernel Compile Options: Network device support ---> [*] FDDI driver support [*] Digital DEFEA and DEFPA adapter support

FDDI µå¶óÀ̹ö¸¦ Áö¿øÇÏ´Â Ä¿³ÎÀ» ¸¸µé°í ¼³Ä¡Çß´Ù¸é, FDDI ÀÎÅÍÆäÀ̽ºÀÇ ¼³Á¤ Àº ÀÌ´õ³Ý ÀÎÅÍÆäÀ̽ºÀÇ ¼³Á¤°ú °ÅÀÇ µ¿ÀÏÇÏ´Ù. ÀûÀýÇÑ FDDI ÀÎÅÍÆäÀ̽ºÀÇ À̸§ À» ifconfig°ú route ¸í·É¿¡ ¸í½ÃÇØ¾ß ÇÑ´Ù.

6.9 Frame Relay

DLCI ÀÎĸ½¶·¹ÀÌ¼Ç µð¹ÙÀ̽º¸¦ À§ÇÑ ÇÁ·¹ÀÓ ¸±·¹ÀÌÀÇ µð¹ÙÀ̽º À̸§Àº 'dlci00' , 'dlci01' µîÀ̸ç, FRAD¸¦ À§ÇÑ °ÍÀº 'sdla0', 'sdla1'µîÀÌ´Ù.

ÇÁ·¹ÀÓ ¸±·¹ÀÌ´Â µ¹¹ßÀûÀÎ ¶Ç´Â °£ÇæÀûÀÎ µ¥ÀÌÄ¿ Ä¿¹Â´ÏÄÉÀÌ¼Ç Æ®·¡ÇÈ¿¡ Àû¿ëÇÏ ±â À§ÇØ ¼³°èµÈ »õ·Î¿î ³×Æ®¿öÅ· ±â¼úÀÌ´Ù. Frame Relay Access Device(FRAD)¸¦ »ç¿ëÇØ ÇÁ·¹ÀÓ ¸±·¹ÀÌ ³×Æ®¿öÅ©¿¡ Á¢¼ÓÇÒ¼ö ÀÖ´Ù. ¸®´ª½º ÇÁ·¹ÀÓ ¸±·¹ÀÌ´Â RFC- 1490¿¡ ±â¼úµÈ´ë·Î ÇÁ·¹ÀÓ ¸±·¹ÀÌ »ó¿¡¼­ IP¸¦ Áö¿øÇÑ´Ù.

Kernel Compile Options: Network device support ---> <*> Frame relay DLCI support (EXPERIMENTAL) (24) Max open DLCI (8) Max DLCI per device <*> SDLA (Sangoma S502/S508) support

Mike McLagan, mike. mclagan@linux.org°¡ ÇÁ·¹ÀÓ ¸±·¹ÀÌÀÇ Áö¿ø°ú ¼³Á¤ÅøÀ» °³ ¹ßÇß´Ù.

ÇöÀç Áö¿øµÇ´Â À¯ÀÏÇÑ ÇÁ·¹ÀÓ ¸±·¹ÀÌ´Â Sangoam TechnologyÀÇ S502A, S502E, S5 08ÀÌ´Ù.

Ä¿³ÎÀÇ À缳ġÈÄ¿¡ FRAD¿Í DLCI¸¦ ¼³Á¤Çϱâ À§Çؼ­´Â ftp.invlogic.com¿¡¼­ ¾ò À»¼ö ÀÖ´Â ÇÁ·¹ÀÓ ¸±·¹ÀÌ ¼³Á¤ÅøÀÌ ÇÊ¿äÇÏ´Ù. <ftp://ftp.invlogic.com/pub/linux/fr/frad-0.15.tgz>. ÄÄÆÄÀÏ°ú ¼³Ä¡´Â ¸Å¿ì ¼ö¿ùÇϳª, top ·¹º§ÀÇ MakefileÀÌ ¾øÀ¸¹Ç·Î ¼öµ¿À¸·Î ÇØÁÖ¾î¾ß ÇÑ´Ù.

     # cd /usr/src
        # tar xvfz .../frad-0.15.tgz
        # cd frad-0.15
        # for i in common dlci frad; do cd $i; make clean; make; cd ..;done
        # mkdir /etc/frad
        # install -m 644 -o root -g bin/*.sfm /etc/frad
        # install -m 700 -o root -g root frad/fradcfg /sbin
        # install -m 700 -o root -g root dlci/dlcicfg /sbin
  
ÅøÀ» ¼³Ä¡Çѵڿ¡ /etc/frad/router.conf ÆÄÀÏÀ» ¸¸µé ÇÊ¿ä°¡ ÀÖ´Ù. ÀÌ ÅÛÇø´À» ÀÌ¿ëÇÒ¼öµµ ÀÖÀ¸¸ç, ÀÌ°ÍÀº ¿¹Á¦ ÆÄÀÏÀÇ ¼öÁ¤ ¹öÀüÀÌ´Ù.
# /etc/frad/router.conf
  # This is a template configuration for frame relay.
  # All tags are included. The default values are based on the code
  # supplied with the DOS drivers for the Sangoma S502A card.
  #
  # A '#' anywhere in a line constitutes a comment
  # Blanks are ignored (you can indent with tabs too)
  # Unknown [] entries and unknown keys are ignored
  #
[Devices]
  Count=1                 # number of devices to configure
  Dev_1=sdla0             # the name of a device
  #Dev_2=sdla1            # the name of a device
# Specified here, these are applied to all devices, and can be overriden 
for
  # each individual board.
  #
  Access=CPE
  Clock=Internal
  KBaud=64
  Flags=TX
  #
  # MTU=1500              # Maximum transmit IFrame length, default is 4096
  # T391=10               # T391 value    5 - 30, default is 10
  # T392=15               # T392 value    5 - 30, default is 15
  # N391=6                # N391 value    1 - 255, default is 6
  # N392=3                # N392 value    1 - 10, default is 3
  # N393=4                # N393 value    1 - 10, default is 4
# Specified here, these set the defaults for all boards
  # CIRfwd=16             # CIR forward   1 - 64
  # Bc_fwd=16             # Bc forward    1 - 512
  # Be_fwd=0              # Be forward    0 - 511
  # CIRbak=16             # CIR backward  1 - 64
  # Bc_bak=16             # Bc backward   1 - 512
  # Be_bak=0              # Be backward   0 - 511
#
  #
  # Device specific configuration
  #
  #
#
  # The first device is a Sangoma S502E
  #
  [sdla0]
  Type=Sangoma            # Type of the device to configure, currently only
                          # SANGOMA is recognised
  #
  # These keys are specific to the 'Sangoma' type
  #
  # The type of Sangoma board - S502A, S502E, S508
  Board=S502E
  #
  # The name of the test firmware for the Sangoma board
  # Testware=/usr/src/frad-0.10/bin/sdla_tst.502
  #
  # The name of the FR firmware
  # Firmware=/usr/src/frad-0.10/bin/frm_rel.502
  #
  Port=360                # Port for this particular card
  Mem=C8                  # Address of memory window, A0-EE, depending on c
ard
  IRQ=5                   # IRQ number, do not supply for S502A
  DLCIs=1                 # Number of DLCI's attached to this device
  DLCI_1=16               # DLCI #1's number, 16 - 991
  # DLCI_2=17
  # DLCI_3=18
  # DLCI_4=19
  # DLCI_5=20
  #
  # Specified here, these apply to this device only,
  # and override defaults from above
  #
  # Access=CPE            # CPE or NODE, default is CPE
  # Flags=TXIgnore,RXIgnore,BufferFrames,DropAborted,Stats,MCI,AutoDLCI
  # Clock=Internal        # External or Internal, default is Internal
  # Baud=128              # Specified baud rate of attached CSU/DSU
  # MTU=2048              # Maximum transmit IFrame length, default is 4096
  # T391=10               # T391 value    5 - 30, default is 10
  # T392=15               # T392 value    5 - 30, default is 15
  # N391=6                # N391 value    1 - 255, default is 6
  # N392=3                # N392 value    1 - 10, default is 3
  # N393=4                # N393 value    1 - 10, default is 4
#
  # The second device is some other card
  #
  # [sdla1]
  # Type=FancyCard        # Type of the device to configure.
  # Board=                # Type of Sangoma board
  # Key=Value             # values specific to this type of device
#
  # DLCI Default configuration parameters
  # These may be overridden in the DLCI specific configurations
  #
  CIRfwd=64               # CIR forward   1 - 64
  # Bc_fwd=16             # Bc forward    1 - 512
  # Be_fwd=0              # Be forward    0 - 511
  # CIRbak=16             # CIR backward  1 - 64
  # Bc_bak=16             # Bc backward   1 - 512
  # Be_bak=0              # Be backward   0 - 511
#
  # DLCI Configuration
  # These are all optional. The naming convention is
  # [DLCI_D<devicenum>_<DLCI_Num>]
  #
[DLCI_D1_16]
  # IP=
  # Net=
  # Mask=
  # Flags defined by Sangoma: TXIgnore,RXIgnore,BufferFrames
  # DLCIFlags=TXIgnore,RXIgnore,BufferFrames
  # CIRfwd=64
  # Bc_fwd=512
  # Be_fwd=0
  # CIRbak=64
  # Bc_bak=512
  # Be_bak=0
[DLCI_D2_16]
  # IP=
  # Net=
  # Mask=
  # Flags defined by Sangoma: TXIgnore,RXIgnore,BufferFrames
  # DLCIFlags=TXIgnore,RXIgnore,BufferFrames
  # CIRfwd=16
  # Bc_fwd=16
  # Be_fwd=0
  # CIRbak=16
  # Bc_bak=16
  # Be_bak=0
  
/etc/frad/router.conf ÆÄÀÏÀ» ¸¸µé¾úÀ¸¸é, ½ÇÁ¦ µð¹ÙÀ̽º¸¦ ¼³Á¤ÇÏ´Â Àϸ¸ ³² ¾Ò´Ù. ÀÌ°ÍÀº º¸ÅëÀÇ ³×Æ®¿öÅ© µð¹ÙÀ̽º ¼³Á¤º¸´Ù Á¶±Ý º¹ÀâÇϸç, DLCI ÀÎĸ½¶ ·¹ÀÌ¼Ç µð¹ÙÀ̽º Àü¿¡ FRAD µð¹ÙÀ̽º¸¦ °¡Á®¿Í¾ß ÇÔÀ» ±â¾ïÇØ¾ß ÇÑ´Ù.
 # Configure the frad hardware and the DLCI parameter
    /sbin/fradcfg /etc/frad/router.conf || exit 1
    /sbin/dlcicfg file /etc/frad/router.conf 
    # Bring up the FRAD device
    ifconfig sdla0 up
    #
    # Configure the DLCI encapsulation interface and routing
    ifconfig dlci00 192.168.10.1 pointopoint 192.168.10.2 up
    route add 192.168.10.0 netmask 255.255.255.0 dlci00
    #
    ifconfig dlci01 192.168.11.1 pointopoint 192.168.11.2 up
    route add 192.168.11.0 netmask 255.255.255.0 dlci00
    #
    route add default dev dlci00
    #
 

6.10 IP ¾îÄ«¿îÆÃ.

¸®´ª½º Ä¿³ÎÀÇ IP ¾îÄ«¿îÆà feature´Â ¸î¸î ³×Æ®¿öÅ© »ç¿ë µ¥ÀÌÅ͸¦ ¼öÁýÇÏ°í ºÐ¼®ÇÒ¼ö ÀÖ°Ô ÇØÁØ´Ù. ¼öÁýµÈ µ¥ÀÌÅÍ´Â ±×°ÍÀÌ ¸¶Áö¸·À¸·Î ¸®¼ÂµÈ ÀÌÈÄ¿¡ ¸î°³ ÀÇ ÆÐŶ°ú ÃàÀûµÈ ¸î°³ÀÇ ¹ÙÀÌÆ®·Î ÀÌ·ç¾îÁø´Ù. ¿©·¯ºÐÀº ÀÚ½ÅÀÇ ¸ñÀû¿¡ ¸Â°Ô °¢ figure¸¦ ºÐ·ùÇÏ´Â ´Ù¾çÇÑ ·êÀ» ¸í½ÃÇÒ¼ö ÀÖ´Ù.

Kernel Compile Options: Networking options ---> [*] IP: accounting

Ä¿³ÎÀ» ÄÄÆÄÀÏÇÏ°í ¼³Ä¡Çѵڿ¡ IP ¾îÄ«¿îÆÃÀ» ¼³Á¤Çϱâ À§Çؼ­´Â ipfwadm ¸í·É À» »ç¿ëÇÒ ÇÊ¿ä°¡ ÀÖ´Ù. ¼±ÅÃÇÒ¼ö ÀÖ´Â IP ¾îÄ«¿îÆÃÀÇ ºÐ·ù¹æ¹ýÀº ¸¹ÀÌ ÀÖ´Ù. ³ª´Â »ç¿ëÇϱâ ÁÁÀº °£´ÜÇÑ ¿¹Á¦¸¦ Çϳª ¼±ÅÃÇßÀ¸¸ç, ´õ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ¿øÇϸé ipfwadm ¸ÇÆäÀÌÁö¸¦ Àо±â ¹Ù¶õ´Ù.

½Ã³ª¸®¿À: PPP·Î ÀÎÅͳݿ¡ ¿¬°áµÈ ÀÌ´õ³Ý ³×Æ®¿öÅ©°¡ ÀÖ´Ù. ÀÌ´õ³Ý »ó¿¡´Â ¥y°¡ Áö ¼­ºñ½º¸¦ Á¦°øÇÏ´Â ¸Ó½ÅÀÌ ÀÖ°í, telnet, rogin, ftp, www µî¿¡ ÀÇÇØ ¹ß»ýÇÏ ´Â Æ®·¡ÇÈÀ» ¾Ë°í½Í¾î ÇÑ´Ù.

¾Æ¸¶µµ ´ÙÀ½°ú °°ÀÌ º¸ÀÌ´Â ¸í·É¾î ¼ÂÀ» »ç¿ëÇÒ°ÍÀÌ´Ù.

    #
       # Flush the accounting rules
       ipfwadm -A -f
       #
       # Add rules for local ethernet segment
       ipfwadm -A in -a -P tcp -D 44.136.8.96/29 20
       ipfwadm -A out -a -P tcp -S 44.136.8.96/29 20
       ipfwadm -A in -a -P tcp -D 44.136.8.96/29 23
       ipfwadm -A out -a -P tcp -S 44.136.8.96/29 23
       ipfwadm -A in -a -P tcp -D 44.136.8.96/29 80
       ipfwadm -A out -a -P tcp -S 44.136.8.96/29 80
       ipfwadm -A in -a -P tcp -D 44.136.8.96/29 513
       ipfwadm -A out -a -P tcp -S 44.136.8.96/29 513
       ipfwadm -A in -a -P tcp -D 44.136.8.96/29
       ipfwadm -A out -a -P tcp -D 44.136.8.96/29
       ipfwadm -A in -a -P udp -D 44.136.8.96/29
       ipfwadm -A out -a -P udp  -D 44.136.8.96/29
       ipfwadm -A in -a -P icmp -D 44.136.8.96/29
       ipfwadm -A out -a -P icmp -D 44.136.8.96/29
       #
       # Rules for default
       ipfwadm -A in -a -P tcp -D 0/0 20
       ipfwadm -A out -a -P tcp -S 0/0 20
       ipfwadm -A in -a -P tcp -D 0/0 23
       ipfwadm -A out -a -P tcp -S 0/0 23
       ipfwadm -A in -a -P tcp -D 0/0 80
       ipfwadm -A out -a -P tcp -S 0/0 80
       ipfwadm -A in -a -P tcp -D 0/0 513
       ipfwadm -A out -a -P tcp -S 0/0 513
       ipfwadm -A in -a -P tcp -D 0/0
       ipfwadm -A out -a -P tcp -D 0/0
       ipfwadm -A in -a -P udp -D 0/0
       ipfwadm -A out -a -P udp  -D 0/0
       ipfwadm -A in -a -P icmp -D 0/0
       ipfwadm -A out -a -P icmp -D 0/0
       #
       # List the rules
       ipfwadm -A -l -n
       #
 
¸¶Áö¸·ÀÇ ¸í·ÉÀº °¢ ¾îÄ«¿îÆà ·êÀ» ¸®½ºÆÃÇÏ°í ¼öÁýµÈ Åä´Þ Á¤º¸¸¦ º¸¿©ÁØ´Ù.

IP ¾îÄ«¿îÆÃÀ» ºÐ¼®ÇÒ¶§ ÁÖÀÇÇØ¾ß ÇÒ Áß¿äÇÑ Á¡Àº ¸ÅÄ¡ÇÏ´Â ¸ðµç ·ê¿¡ ´ëÇÑ Åä Å»ÀÌ Áõ°¡µÉ°ÍÀ̶ó´Â Á¡Àε¥, ±×·¯¹Ç·Î ´Ù¸¥ figure¸¦ ¾ò±â À§Çؼ­´Â ÀûÀýÇÑ ¼ö ÇÐÀû 󸮸¦ ÇؾßÇÒ ÇÊ¿ä°¡ ÀÖ´Ù. ¿¹¸¦ µé¾î¼­ ¾ó¸¶³ª ¸¹Àº µ¥ÀÌÅÍ°¡ ftp, teln et, rlogin, wwwÀÇ µ¥ÀÌÅÍ°¡ ¾Æ´Ñ °ÍÀÎÁö¸¦ ¾Ë°í ½Í´Ù¸é, ¸ðµç Æ÷Æ®¿¡ ¸ÅÄ¡µÇ´Â ·ê¿¡¼­ °³º°ÀûÀÎ(ftp, telnet, rlogin, wwwÀÇ) ÅäÅ»À» »©°Ú´Ù.

# ipfwadm -A -l -n
  IP accounting rules
   pkts bytes dir prot source               destination          ports
      0     0 in  tcp  0.0.0.0/0            44.136.8.96/29       * -> 20
      0     0 out tcp  44.136.8.96/29       0.0.0.0/0            20 -> *
      0     0 in  tcp  0.0.0.0/0            44.136.8.96/29       * -> 23
      0     0 out tcp  44.136.8.96/29       0.0.0.0/0            23 -> *
     10  1166 in  tcp  0.0.0.0/0            44.136.8.96/29       * -> 80
     10   572 out tcp  44.136.8.96/29       0.0.0.0/0            80 -> *
    242  9777 in  tcp  0.0.0.0/0            44.136.8.96/29       * -> 513
    220 18198 out tcp  44.136.8.96/29       0.0.0.0/0            513 -> *
    252 10943 in  tcp  0.0.0.0/0            44.136.8.96/29       * -> *
    231 18831 out tcp  0.0.0.0/0            44.136.8.96/29       * -> *
      0     0 in  udp  0.0.0.0/0            44.136.8.96/29       * -> *
      0     0 out udp  0.0.0.0/0            44.136.8.96/29       * -> *
      0     0 in  icmp 0.0.0.0/0            44.136.8.96/29       *
      0     0 out icmp 0.0.0.0/0            44.136.8.96/29       *
      0     0 in  tcp  0.0.0.0/0            0.0.0.0/0            * -> 20
      0     0 out tcp  0.0.0.0/0            0.0.0.0/0            20 -> *
      0     0 in  tcp  0.0.0.0/0            0.0.0.0/0            * -> 23
      0     0 out tcp  0.0.0.0/0            0.0.0.0/0            23 -> *
     10  1166 in  tcp  0.0.0.0/0            0.0.0.0/0            * -> 80
     10   572 out tcp  0.0.0.0/0            0.0.0.0/0            80 -> *
    243  9817 in  tcp  0.0.0.0/0            0.0.0.0/0            * -> 513
    221 18259 out tcp  0.0.0.0/0            0.0.0.0/0            513 -> *
    253 10983 in  tcp  0.0.0.0/0            0.0.0.0/0            * -> *
    231 18831 out tcp  0.0.0.0/0            0.0.0.0/0            * -> *
      0     0 in  udp  0.0.0.0/0            0.0.0.0/0            * -> *
      0     0 out udp  0.0.0.0/0            0.0.0.0/0            * -> *
      0     0 in  icmp 0.0.0.0/0            0.0.0.0/0            *
      0     0 out icmp 0.0.0.0/0            0.0.0.0/0            *
  #
 

6.11 IP ¾Ë¸®¾Æ½Ì.

ÇϳªÀÇ ³×Æ®¿öÅ©¿¡ ¿©·¯°³ÀÇ IP ¾îµå·¹½º¸¦ ¼³Á¤ÇÒ ¼ö ÀÖ´Â ¸î°¡Áö ÀÀ¿ë ÇÁ·Î±× ·¥ÀÌ Àִµ¥ ÀÌ°ÍÀº ²Ï ¾µ¸¸ÇÏ´Ù. ÀÎÅÍ³Ý ¼­ºñ½º Á¦°øÀÚ´Â °í°´¿¡°Ô Á¦°øÇÏ´Â w wwÀ̳ª ftp¿¡ ÀÌ 'customized'¸¦ Á¦°øÇÑ´Ù.

Kernel Compile Options: Networking options ---> .... [*] Network aliasing .... <*> IP: aliasing support

IP ¾Ë¸®¾Æ½º ±â´ÉÀ» Æ÷ÇÔÇÏ¿© Ä¿³ÎÀ» ÄÄÆÄÀÏÇÏ°í ¼³Ä¡ÇÑ µÚÀÇ ¼³Á¤Àº ¸Å¿ì °£´Ü ÇÏ´Ù. ¾Ë¸®¾Æ½º´Â ½ÇÁ¦ ³×Æ®¿öÅ© µð¹ÙÀ̽º¿Í ¿¬°üµÈ °¡»ó ³×Æ®¿öÅ© µð¹ÙÀ̽º·Î Ãß°¡µÈ´Ù. °£°£ÇÑ À̸§Áþ±â ±Ô¾àÀº ÀÌ µð¹ÙÀ̽º¿¡ <devname>:<virtual dev num> , ¿¹¸¦µé¾î eth0:0, ppp0:10ÀÇ ÇüÅ·ΠÀû¿ëµÈ´Ù.

¿¹·Î½á, µÎ°³ÀÇ ¼­·Î´Ù¸¥ IP ¼­ºê³ÝÀ» µ¿½Ã¿¡ Áö¿øÇÏ´Â ÀÌ´õ³Ý ³×Æ®¿öÅ©¸¦ °¡Áö °í ÀÖ´Ù°í °¡Á¤ÇÏ°í µÎ°³ ¸ðµÎ·ÎÀÇ ´ÙÀÌ·ºÆ® ¾ï¼¼½º¸¦ ÇÒ¼öÀÖ´Ù¸é ´ÙÀ½°ú °°ÀÌ »ç¿ëÇÒ¼ö ÀÖ´Ù.

     #   
        # ifconfig eth0:0 192.168.1.1 netmask 255.255.255.0 up
        # route add -net 192.168.1.0 netmask 255.255.255.0 eth0:0
        #
        # ifconfig eth0:1 192.168.10.1 netmask 255.255.255.0 up
        # route add -net 192.168.10.0 netmask 255.255.255.0 
        #
  
¾Ë¸®¾Æ½º¸¦ Áö¿ì·Á¸é ±×°ÍÀÇ À̸§µÚ¿¡ °£´ÜÈ÷ '-'¸¦ Ãß°¡ÇÏ¸é µÈ´Ù.
     # ifconfig eth0:0- 0
  
ÀÌ ¾Ë¸®¾Æ½º¿¡ °ü·ÃµÈ ¸ðµç ¶ó¿ìÆ®°¡ ÀÚµ¿À¸·Î Áö¿öÁú°ÍÀÌ´Ù.

6.12 IP ÆÄÀ̾î¿ù

IP ÆÄÀ̾î¿ù°ú ÆÄÀ̾î¿ù °ü·Ã À̽´´Â firewall-howto¿¡¼­ ±íÀÌ ´Ù·ç¾îÁø´Ù. IP ÆÄÀ̾î¿ù¸µÀº ÇÊÅ͸µ°ú ÁöÁ¤µÈ IP·ÎºÎÅÍÀÇ µ¥ÀÌÅͱ׷¥¸¸ Çã¿ëÇÏ´Â µîÀÇ ¹æ¹ýÀ¸ ·Î Çã°¡µÇÁö ¾ÊÀº ³×Æ®¿öÅ© ¾ï¼¼½º·ÎºÎÅÍ ¸Ó½ÅÀ» º¸È£ÇØÁØ´Ù. ¼¼°¡Áö Ŭ·¡½ºÀÇ ·êÀÌ Àִµ¥, incoming filtering, outgoing filtering, forwarding filtering µîÀÌ´Ù. Incoming ·êÀº ³×Æ®¿öÅ© µð¹ÙÀ̽º·ÎºÎÅÍ ¹Þ¾ÆµéÀÌ´Â µ¥ÀÌÅͱ׷¥¿¡ Àû¿ë µÈ´Ù. Outgoing ·êÀº ³×Æ®¿öÅ© µð¹ÙÀ̽º¿¡ ÀÇÇØ Àü¼ÛµÇ´Â µ¥ÀÌÅͱ׷¥¿¡ Àû¿ëµÈ ´Ù. Filterling ·êÀº ¿¹¸¦µé¾î ¶ó¿ìÆÃµÈ µ¥ÀÌÅͱ׷¥°ú °°ÀÌ ÀÌ ¸Ó½ÅÀ» ÇâÇÏÁö ¾ÊÁö¸¸ ¹Þ¾ÆµéÀÌ´Â µ¥ÀÌÅͱ׷¥¿¡ Àû¿ëµÈ´Ù.

Kernel Compile Options: Networking options ---> [*] Network firewalls .... [*] IP: forwarding/gatewaying .... [*] IP: firewalling [ ] IP: firewall packet logging

IP ÆÄÀ̾î¿ù ·êÀÇ ¼³Á¤Àº ipfwadm ¸í·ÉÀ» ÅëÇؼ­ ÀÌ·ç¾îÁø´Ù. ÀÌ¹Ì ¾ð±ÞÇߴٽà ÇÇ, º¸¾ÈÀº ³» Àü¹®ºÐ¾ß°¡ ¾Æ´Ï¸ç ³»°¡ ¿©·¯ºÐÀÌ »ç¿ëÇÒ¼ö ÀÖ´Â ¿¹Á¦¸¦ Á¦°øÇÑ ´Ù ÇÏ´õ¶óµµ, º¸¾ÈÀÌ Àڽſ¡°Å Áß¿äÇÏ´Ù¸é ¿©·¯ºÐ ½º½º·Î°¡ ¿¬±¸ÇÏ°í °³¹ßÇØ¾ß ÇÑ´Ù.

IP ÆÄÀ̾î¿ùÀ» »ç¿ëÇÏ´Â °¡Àå ÈçÇÑ °æ¿ì´Â Çã°¡µÇÁö ¾ÊÀº ³×Æ®¿öÅ© ¿ÜºÎ·ÎºÎÅÍ ÀÇ ¾ï¼¼½º¸¦ ¸·±âÀ§ÇÏ¿© ¸®´ª½º¸Ó½ÅÀ» ¶ó¿ìÅͳª ÆÄÀ̾î¿ù °ÔÀÌÆ®¿þÀÌ·Î ÀÌ¿ëÇÏ ´Â °æ¿ìÀÏ °ÍÀÌ´Ù.

´ÙÀ½ÀÇ ¼³Á¤Àº Arnt Gulbrandsen, < agulbra@troll.no>ÀÇ ±â°í¿¡ ±Ù°ÅÇÑ °ÍÀÌ´Ù.

¾Æ·¡ÀÇ ¿¹´Â ÀÌ ´ÙÀ̾î±×·¥¿¡ ±×·ÁÁø°Í°ú °°Àº ¸®´ª½º ÆÄÀ̾î¿ù/¶ó¿ìÅÍ ¸Ó½ÅÀÇ ÆÄÀ̾î¿ù ¼³Á¤À» ¼³¸íÇÏ°í ÀÖ´Ù.

       -                                   -
        \                                  | 172.16.37.0
         \                                 |   /255.255.255.0
          \                 ---------      |
           |  172.16.174.30 | Linux |      |
       NET =================|  f/w  |------|    ..37.19
           |    PPP         | router|      |  --------
          /                 ---------      |--| Mail |
         /                                 |  | /DNS |
        /                                  |  --------
       -                                   -
 
´ÙÀ½ÀÇ ¸í·ÉÀº º¸Åë rc ÆÄÀÏ¿¡ µé¾îÀ־ ½Ã½ºÅÛÀÌ ºÎÆõɶ§¸¶´Ù ÀÚµ¿À¸·Î ½Ç ÇàµÉ°ÍÀÌ´Ù. ÃÖ´ëÇÑÀÇ º¸¾ÈÀ» À§Çؼ­ ÀÌ°ÍÀº ³×Æ®¿öÅ© ¼³Á¤ÀÌ ³¡³­µÚ¿¡ ±×·¯³ª ³×Æ®¿öÅ©°¡ ¿ÏÀüÈ÷ ÁغñµÇ±â Àü¿¡, (ÆÄÀ̾î¿ùÀÌ ¸®ºÎÆÃÇÏ´Â µ¿¾È¿¡ ´©±º°¡°¡ ¾ï ¼¼½º ±ÇÇÑÀ» ¾ò´Â°ÍÀ» ¸·±âÀ§Çؼ­´Â), ¼öÇàµÇ¾î¾ß ÇÑ´Ù.
#!/bin/sh
 
# Flush the 'Forwarding' rules table
 # Change the default policy to 'accept'
 #
 /sbin/ipfwadm -F -f
 /sbin/ipfwadm -F -p accept
 #
 #.. and for 'Incoming'
 #
 /sbin/ipfwadm -I -f
 /sbin/ipfwadm -I -p accept
 
# First off, seal off the PPP interface
 # I'd love to use '-a deny' instead of '-a reject -y' but then it
 # would be impossible to originate connections on that interface too.
 # The -o causes all rejected datagrams to be logged. This trades
 # disk space against knowledge of an attack of configuration error.
 #
 /sbin/ipfwadm -I -a reject -y -o -P tcp -S 0/0 -D 172.16.174.30
 
# Throw away certain kinds of obviously forged packet packets right away.
 # Nothing should come from multicast/anycast/broadcast addresses.
 #
 /sbin/ipfwadm -F -a deny -o -S 224.0/3 -D 172.16.37.0/24
 #
 # and nothing coming from the loopback network should ever be
 # seen on a wire
 /sbin/ipfwadm -F -a deny -o -S 127.0/8 -D 172.16.37.0/24
 
# accept incoming SMTP and DNS connections, but only 
 # to the Mail/Name Server
 #
 /sbin/ipfwadm -F -a accept -P tcp -S 0/0 -D 172.16.37.19 25 53
 #
 # DNS uses UDP as well as TCP, so allow that too
 # for question to our name server
 #
 /sbin/ipfwadm -F -a accept -P udp -S 0/0 -D 172.16.37.19 53
 #
 # but not "answers" coming to dangerous ports like NFS and
 # Larry McVoy's NFS extension. If you run squid, add its port here.
 #
 /sbin/ipfwadm -F -a deny -o -P udp -S 0/0 53 \
        -D 172.16.37.0/24 2049 2050
 
# answers to other user port are okay
 #
 /sbin/ipfwadm-F -a accept -P udp -S 0/0 53 \
        -D 172.16.37.0/24 53 1024:65535
 
# Reject incoming connections to identd
 # We use 'reject' here so that the connecting host is told 
 # straight away not to bother continuing, otherwise we'd experience
 # delays while ident timed out.
 #
 /sbin/ipfwadm -F -a reject -o -P tcp -S 0/0 -D 172.16.37.0/24 113
 
# Accept some common service connections from the 192.168.64 and 
 # 192.168.65 networks, they are friends that we trust.
 #
 /sbin/ipfwadm -F -a accept -P tcp -S 192.168.64.0/23 \
        -D 172.16.37.0/24 20:23
 
# accept and pass thruough anything originating inside 
 #
 /sbin/ipfwadm -F -a accept -P tcp -S 172.16.37.0/24 -D 0/0
 
# deny most other incoming TCP connections, and log them
 # (append 1:1023 if you have problems with ftp not working)
 # 
 /sbin/ipfwadm -F -a deny -o -y - tcp -S 0/0 -D 172.16.37.0/24
 
# ... for UDP too
 #
 /sbin/ipfwadm -F -a deny -o -P udp -S 0/0 -D 172.16.37.0/24
  
ÈǸ¢ÇÑ ÆÄÀ̾î¿ùÀ» ¼³Á¤ÇÏ´Â °ÍÀº Á¶±Ý º¹ÀâÇÏ´Ù. ÀÌ ¿¹´Â ¿©·¯ºÐ¿¡°Ô ÇÕ¸®ÀûÀÎ ½ÃÀÛÁ¡ÀÌ µÉ°ÍÀÌ´Ù. ipfwadmÀÇ ¸ÇÆäÀÌÁö´Â ÀÌ ÅøÀ» »ç¿ëÇÏ´Â ¹æ¹ý¿¡ À־ µµ ¿òÀ» Á¦°øÇØ ÁÙ°ÍÀÌ´Ù. ¸¸¾à ÆÄÀ̾î¿ùÀ» ¼³Á¤ÇÏ°íÀÚ ÇÑ´Ù¸é, ¹ÏÀ»¸¸ ÇÏ´Ù°í »ý °¢ÇÏ´Â ¼Ò½º·Î ºÎÅÍ ¸¹Àº ¾îµå¹ÙÀ̽º¸¦ ¾ò°í ³×Æ®¿öÅ© ¿ÜºÎ¿¡¼­ Å×½ºÅ©¸¦ Çغ¸ ±â ¹Ù¶õ´Ù.

6.13 IPX (AF_IPX)

IPX ÇÁ·ÎÅäÄÝÀº ´ë°³ ³ëº§ ³×Æ®¿þ¾îÀÇ ·ÎÄà ¿¡¸®¾î ³×Æ®¿öÅ© ȯ°æ¿¡¼­ È°¿ëµÈ ´Ù. ¸®´ª½º´Â ÀÌ ÇÁ·ÎÅäÄÝÀÇ Áö¿øÀ» Æ÷ÇÔÇÏ°í ÀÖÀ¸¸ç, IPXÀÇ ³×Æ®¿öÅ© ¿£µåÆ÷ÀÎ Æ®(endpoint) ¶Ç´Â ¶ó¿ìÅÍ·Î ¼³Á¤µÉ°ÍÀÌ´Ù.

Kernel Compile Options: Networking options ---> [*] The IPX protocol [ ] Full internal IPX network

IPX ÇÁ·ÎÅäÄÝ°ú NCPFS´Â IPX-HOWTO¿¡¼­ ±íÀÌ ´Ù·ç¾îÁø´Ù.

6.14 IPv6

¿©·¯ºÐÀÌ ¸· IP ³×Æ®¿öÅ©¸¦ ÀÌÇØÇϱ⠽ÃÀÛÇß´Ù°í »ý°¢ÇÒ¶§ ·êÀº º¯°æµÈ´Ù! IPv6 ´Â ÀÎÅÍ³Ý ÇÁ·ÎÅäÄÝÀÇ ¹öÀü 6¿¡ ´ëÇÑ °£´ÜÇÑ ±â·ÏÀÌ´Ù. IPv6´Â ÀÎÅÍ³Ý »çȸÀÇ ÇÒ´çÇÒ ¾îµå·¹½º°¡ ºÎÁ·ÇÏ´Ù´Â ¿ì·Á¸¦ ±Øº¹Çϱâ À§Çؼ­ °³¹ßµÇ¾ú´Ù. IPv6 ¾îµå ·¹½º´Â 32byte(128bit)ÀÇ ±æÀÌÀÌ´Ù. IPv6´Â ´Ù¸¥ º¯°æ»çÇ×À» Æ÷ÇÔÇÏ°í Àִµ¥ ´ë°³´Â °£¼ÒÈ­¿¡ °üÇÑ°ÍÀÌ°í ÀÌ°ÍÀÌ IPv4¿¡ ºñÇØ IPv6¸¦ ´Ù·ç±â ½±°Ô ¸¸µé¾î ÁØ ´Ù.

¸®´ª½º´Â 2.1.* Ä¿³Î¿¡ IPv6¸¦ Áö¿øÇÏ°í ÀÖÁö¸¸ ¿ÏÀüÇÑ°ÍÀº ¾Æ´Ï´Ù.

½Å¼¼´ëÀÇ ÀÎÅÍ³Ý ±â¼úÀ» ½ÇÇèÇÏ°í ½Í´Ù¸é, ¶Ç´Â ÀÌ°ÍÀÌ ÇÊ¿äÇÏ´Ù¸é, www.terra. net¿¡¼­ ±¸ÇÒ¼öÀÖ´Â IPv6-FAQ¸¦ Àо±â ¹Ù¶õ´Ù. < www.terra.net/ipv6/>.

³ª¸ÓÁö´Â 7¿ù 23ÀÏ ±îÁö ¿Ã¸³´Ï´Ù. ÀÌ ¹®¼­¿¡ ´ëÇÑ ¹ö±× ¸®Æ÷Æ®´Â sudoer@nownuri.netÀ¸·Î ÇØÁֽñ⠹ٶø´Ï´Ù.


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