¸®´ª½º NET-3-HOWTO, Linux Networking. <author> ÀúÀÚ : Terry Dawson, VK2KTJ, <url url="mailto:terry@perf.no.itg.telstra.com.au" name="terry@perf.no.itg.telstra.com.au"> <date>ÀϽà : 1997³â 7¿ù 12ÀÏ (2/3 ºÐ·®) <trans>¿ªÀÚ : Á¶¿ëÁØ , <url url="mailto:sudoer@nownuri.net" name="sudoer@nownuri.net"> <url url="mailto:vandal@danjae.skku.ac.kr" name="vandal@danjae.skku.ac.kr"> <abstract> ¸®´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. </abstract> <toc> <sect> ÀÌÀü ¹öÀü°ú ´Þ¶óÁø °Í.<p> <verb> Additions: lots of things. Corrections/Updates: everything. </verb> </p> <sect> ¼Ò°³ <p> 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. </p> <sect1> Feedback <p> 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. <<url url="mailto:terry@perf.no.itg.telstra.com.au" name="terry@perf.no.itg.telstra.com.au">>. </p> <sect> ÀÌ ¹®¼­¸¦ ¾î¶»°Ô »ç¿ëÇÒ °ÍÀΰ¡(net-3-howto-howto?). <p> 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. <descrip> <tag/ 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. <tag/ 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. <tag/ 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. <tag/ 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. <tag/ 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. <tag/ Have fun!/ ³×Æ®¿öÅ·À̶õ ¸Å¿ì Àç¹ÌÀÖ´Â °ÍÀÌ´Ù. ±×°ÍÀ» Áñ°Ü¶ó~! </descrip> </p> <sect> General Information about Linux Networking. <sect1> ¸®´ª½º ³×Æ®¿öÅ· Ä¿³Î °³¹ßÀÇ °£·«ÇÑ ¿ª»ç.<p> 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. <<url url="mailto:biro@yggdrasil.com" name="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 <<url url="mailto:obz@Kodak.COM" name="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 <<url url="mailto:loz@holmes.demon.co.uk" name="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. <<url url="mailto:waltje@uwalt.nl.mugnet.org" name="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. 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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 <<url url="mailto:becker@cesdis.gsfc.nasa.gov" name="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. 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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. <<url url="ftp://ftp.inka.de/pub/comp/Linux/networking/NetTools/" name="ftp.inka.de/pub/comp/Linux/networking/NetTools/">> and are ¶Ç ´ÙÀ½¿¡ ¹Ì·¯¸µµÇ¾î ÀÖ´Ù. <<url url="ftp://ftp.linux.uk.org/pub/linux/Networking/PROGRAMS/NetTools/" name="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. <verb> # # cd /usr/src # tar xvfz net-tools-1.32-alpha.tar.gz # cd net-tools-1.32-alpha # make config # make # make install # </verb> 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» <url url="ftp://ftp.xos.nl" name="ftp.xos.nl">¿¡¼­ ±¸ÇÒ¼öÀÖ´Ù. <<url url="ftp://ftp.xos.nl/pub/linux/ipfwadm" name="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. <verb> # # cd /usr/src # tar xvfz ipfwadm-2.3.0.tar.gz # cd ipfwadm-2.3.0 # make # make install # </verb> </p> <sect2> ³×Æ®¿öÅ© ÀÀ¿ë ÇÁ·Î±×·¥<p> ³×Æ®¿öÅ© ÀÀ¿ë ÇÁ·Î±×·¥À̶õ telnet, ftp µîÀÇ ÇÁ·Î±×·¥°ú °¢°¢ÀÇ ¼­¹ö ÇÁ·Î±× ·¥À» ¸»ÇÑ´Ù. David Holland<<url url="mailto:dholland@hcs.harvard.edu" name="dholland@hcs.harvard.edu">>´Â ÀÌÁ¦ À̵é ÇÁ·Î±×·¥ ÀÇ ´ëºÎºÐÀ» °ü¸®ÇÏ°í ÀÖ´Ù. ¿©·¯ºÐÀº <url url="ftp://ftp.linux.uk.org" name="ftp.linux.uk.org">¿¡¼­ ±×°ÍÀ» ±¸ÇÒ¼ö°¡ ÀÖ´Ù. <<url url="ftp://ftp.uk.linux.org/pub/linux/Networking/base" name="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. <verb> # # 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 # </verb> </p> <sect2> Addresses. <p> 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. <verb> ----------------- --------------- 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 ----------------- --------------- </verb> 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. <verb> ---------------------------------------------------------- | 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 | ---------------------------------------------------------- </verb> 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. <itemize> <item> Host IP Address <item> IP network address <item> IP broadcast address <item> IP netmask <item> Router address <item> Domain Name Server Address </itemize> ±×·±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. <verb> ----------------------------------------------------------- | 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 | ----------------------------------------------------------- </verb> ¿ì¼± ³×Æ®¿öÅ©ÀÇ Å©±â¸¦ °áÁ¤ÇÑµÚ ¿øÇÏ´Â ¸¸Å­ÀÇ ¾îµå·¹½º¸¦ ¼±ÅÃÇØ¾ß ÇÑ´Ù. </p> <sect1> ¾îµð¿¡ ¼³Á¤ ¸í·ÉÀ» ³Ö¾î¾ß Çϴ°¡? <p> ¸®´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. 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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. <verb> ------------------------------------------------------------------------ |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> </verb> ´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. <verb> ----------------------------------------- Distrib | Network configuration program ----------------------------------------- RedHat | /sbin/netcfg Slackware | /sbin/netconfig ----------------------------------------- </verb> </p> <sect1> ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º ¸¸µé±â <p> ¸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. </p> <sect1> ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º ¼³Á¤. <p> 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. <verb> # ifconfig eth0 192.168.0.1 netmask 255.255.255.0 up </verb> 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. <descrip> <tag/ up/ ÀÎÅÍÆäÀ̽º¸¦ È°¼ºÈ­½ÃŲ´Ù. <tag/ down/ ÀÎÅÍÆäÀ̽º¸¦ ºñ È°¼ºÈ­½ÃŲ´Ù. <tag/-arp/ ÀÌ ÀÎÅÍÆäÀ̽º »ó¿¡¼­ address resolution protocolÀ» »ç¿ë°¡´ÉÇÏ°Ô, »ç ¿ëºÒ°¡´ÉÇÏ°Ô ÇÑ´Ù. <tag/-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. <tag/mtu N/ ÀÌ µð¹ÙÀ̽ºÀÇ MTU¸¦ ¼ÂÆÃÇÒ¼ö ÀÖ°Ô ÇØÁØ´Ù. <tag/netmask addr/ ÀÌ µð¹ÙÀ̽º°¡ ¼ÓÇÏ´Â ³×Æ®¿öÅ©ÀÇ netmask¸¦ ¼³Á¤ÇÏ°Ô ÇØÁØ´Ù. <tag/ irq addr/ ÀÌ ÆĶó¸ÞÅʹ ƯÁ¤ ŸÀÔÀÇ Çϵå¿þ¾î¿¡¼­¸¸ µ¿ÀÛÇϳª, ÀÌ µð¹ÙÀ̽ºÀÇ ÇÏ µå¿þ¾î IRQ¸¦ ¼ÂÆÃÇÒ¼ö ÀÖ°Ô ÇØÁØ´Ù. <tag/-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. <tag/-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. <tag/ 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. <tag/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. </descrip> </p> <sect1> ³×ÀÓ Çؼ®±â(Name Resolver)ÀÇ ¼³Á¤. <p> '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. </p> <sect2> À̸§¿¡´Â ¹«¾ùÀÌ ÀÖ³ª? <p> ¿©·¯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. <descrip> <tag/ COM/ Commercial Organisations(»ó¾÷±â°ü) <tag/ EDU/ Educational Organisations(±³À°±â°ü) <tag/GOV/ Government Organisations(Á¤ºÎ±â°ü) <tag/MIL/ Millitary Organisations(±º»ç±â°ü) <tag/ORG/ Other organisations(´Ù¸¥±â°ü) <tag/Country Designator/ these are two letters codes that represent a particular country. </descrip> (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. 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ÀüÇüÀû À¸·Î »ç¿ëµÇ´Â Å°¿öµå´Â 3°³°¡ Àִµ¥ ´ÙÀ½°ú °°´Ù. <descrip> <tag/domain/ ÀÌ Å°¿öµå´Â ·ÎÄà µµ¸ÞÀÎÀ» ¸í½ÃÇÑ´Ù. <tag/search/ ÀÌ Å°¿öµå´Â È£½ºÆ®³×ÀÓÀ» ã±âÀ§ÇØ ¼±ÅÃÇÒ¼ö ÀÖ´Â µµ¸ÞÀγ×ÀÓÀÇ ¸®½ºÆ® ¸¦ ¸í½ÃÇÑ´Ù. <tag/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. </descrip> /etc/resolv.conf ÀÇ ¿¹´Â ´ÙÀ½ ó·³ º¸ÀδÙ. <verb> domain maths.wu.edu.au search maths.wu.edu.au wu.edu.au nameserver 192.168.10.1 nameserver 192.168.12.1 </verb> 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. </p> <sect2>/etc/host.conf<p> /etc/host.conf ÆÄÀÏÀº name resolver ÄÚµåÀÇ ÇൿÀ» ÅëÁ¦ÇÏ´Â ¾ÆÀÌÅÛÀ» ¼³Á¤ÇÏ ´Â ÆÄÀÏÀÌ´Ù. 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ÀÌ Æ÷Æ®´Â ´Ù¸¥ ÆÄÀÏ¿¡ ±â¼úµÇ¾î ÀÖÀ¸¸ç ÀÌ¿¡ °üÇؼ­µµ °ð À̾߱⠸¦ ÇÒ°ÍÀÌ´Ù. </descrip> ¿©±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. </p> <sect2>/etc/services <p> /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. <verb> name port/protocol aliases #comment </verb> <descrip> <tag/name/ ±â¼úµÇ´Â ¼­ºñ½º¸¦ ³ªÅ¸³»´Â °£´ÜÇÑ ´Ü¾îÀÌ´Ù. <tag>port/protocol</tag> ÀÌ Çʵå´Â µÎ°³ÀÇ ÇÏÀ§ Çʵå·Î ³ª´¶´Ù. <tag/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. <tag/ 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. <tag/aliases/ ÀÌ ¼­ºñ½º ¿£Æ®¸®¸¦ ³ªÅ¸³»±â À§ÇØ »ç¿ëµÇ´Â ´Ù¸¥ À̸§ </descrip> '#' µÚ¿¡ ³ªÅ¸³ª´Â ÅؽºÆ®´Â ¹«½ÃµÇ¸ç ÁÖ¼®À¸·Î °£ÁֵȴÙ. </p> <sect3> /etc/services ÆÄÀÏÀÇ ¿¹Á¦. <p> ¿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. <verb> # /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 </verb> </p> <sect2> /etc/inetd.conf <p> /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. <verb> service socket_type proto flags user server_path server_args </verb> <descrip> <tag/service/ /etc/services ÆÄÀÏ¿¡¼­Ã³·³ ¼³Á¤°ú °ü°èµÈ ¼­ºñ½ºÀÌ´Ù. <tag/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. <tag/ 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. <tag/ 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. <tag/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. <tag/server_path/ ÀÌ ¿£Æ®¸®¿¡ ´ëÇØ ½ÇÇàÇÒ ½ÇÁ¦ ¼­¹ö ÇÁ·Î±×·¥ÀÇ °æ·ÎÀÌ´Ù. <tag/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. </descrip> </p> <sect3> /etc/inetd.confÀÇ ¿¹Á¦. <p> /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. <verb> # /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 </verb> </p> <sect1>³×Æ®¿öÅ©¿¡ °ü°èµÈ ´Ù¸¥ ¼³Á¤ ÆÄÀϵé. <p> /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. <verb> protocolname number aliases </verb> µ¥ºñ¾È ¹èÆ÷º»°ú ÇÔ²² Á¦°øµÇ´Â /etc/protocols ÆÄÀÏÀº ´ÙÀ½°ú °°´Ù. <verb> # /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 </verb> </p> <sect2>/etc/networks <p> /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. <verb> # networkname networkaddress </verb> ¿¹Á¦´Â ´ÙÀ½°ú °°´Ù: <verb> loopnet 127.0.0.0 localnet 192.168.0.0 amprnet 44.0.0.0 </verb> 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. </p> <sect1> ³×Æ®¿öÅ© º¸¾È°ú ¾ï¼¼½º ÄÜÆ®·Ñ. <p> 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. </p> <sect2>/etc/ftpusers <p> /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. <verb> # /etc/ftpusers - ftp ·Î±×ÀÎÀÌ Çã¿ë¾ÈµÇ´Â À¯Àúµé. root uucp bin mail </verb> </p> <sect2> /etc/securetty <p> /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°¡) <verb> #/etc/securetty - tty's on which root is allowed to login tty1 tty2 tty3 tty4 </verb> </p> <sect2> tcpd È£½ºÆ® ¾ï¼¼½º ÄÜÆ®·Ñ ¸ÞÄ«´ÏÁò. <p> /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.). </p> <sect3> /etc/hosts.allow <p> /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] <descrip> <tag/ 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 <tag/ 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. <tag/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. </descrip> ¿¹: <verb> #/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) </verb> </p> <sect3> /etc/hosts.deny <p> /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. <verb> # /etc/hosts.deny # Disallow all hosts with suspect hostnames ALL: PARANOID # # Disallow all hosts. ALL: ALL </verb> 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. </p> <sect2>/etc/hosts.equiv <p> 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. </p> <sect2>ftp µ¥¸óÀÇ ÀûÀýÇÑ ¼³Á¤. <p> ¸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. </p> <sect2> ³×Æ®¿öÅ© ÆÄÀ̾î¿ù¸µ. <p> 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. </p> <sect2>´Ù¸¥ Á¦¾Èµé. <p> ¿©±â¿¡ ´Ù¸¥, ÀáÀçÀûÀ¸·Î ¿©·¯ºÐÀÌ ¼¼½ÉÈ÷ °í·ÁÇغÁ¾ß ÇÒ Á¦¾ÈÀÌ ÀÖ´Ù. <descrip> <tag/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. <tag/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. </descrip> </p> <sect> Network Technology Specific Information.<p> ´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. </p> <sect1> ARCnet <p> 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: <verb> # ifconfig arc0e 192.168.0.1 netmask 255.255.255.0 up # route add 192.168.0.0 netmask 255.255.255.0 arc0e </verb> ÀÚ¼¼ÇÑ Á¤º¸´Â /usr/src/linx/Documentation/networking/arcnet-hardware.txt ÆÄÀÏÀ» Âü°íÇ϶ó. ARCNet Áö¿øÀº Avery Pennarun, <url url="mailto:apenwarr@foxnet.net" name="apenwarr@foxnet.net">¿¡ ÀÇÇؼ­ °³¹ßµÇ¾ú´Ù. </p> <sect1> Appletalk(AF_APPLETALK) <p> 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 <url url="mailto:netatalk@umich.edu" name="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. <<url url="ftp://terminator.rs.itd.umich.edu/unix/netatalk/" name="terminator.rs.itd.umich.edu/unix/netatalk/">> ÀÌ ÆÐÅ°Áö¸¦ ¼³Ä¡Çϱâ À§Çؼ­´Â ´ÙÀ½°ú °°ÀÌ Ç϶ó. <verb> # cd /usr/src # tar xvfz .../netatalk-1.4b2.tar.Z - ¿©±â¼­ 'Makefile'À» ¼öÁ¤ÇÏ°í ½ÍÀ»¼öµµ Àִµ¥, ƯÈ÷ ÆÄÀϵéÀÌ ¾îµð </verb> ¿¡ 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. <verb> # make - as root: # make install </verb> </p> <sect2> Appletalk ¼ÒÇÁÆ®¿þ¾îÀÇ ¼³Á¤. <p> 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: <verb> 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 </verb> ´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. <verb> eth0 </verb> Appletalk µ¥¸óÀº ³ª¸ÓÁö ¼¼ºÎ»çÇ×µéÀ» ½ÇÇàµÚ¿¡ Ãß°¡ÇÒ°ÍÀÌ´Ù. </p> <sect2> Appletalk¸¦ °æÀ¯ÇÑ ¸®´ª½º ÆÄÀϽýºÅÛÀÇ Å½Çè. <p> 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: <verb> /tmp Scratch /home/ftp/pub "Public Area" </verb> 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. </p> <sect2> Appletalk ¿Í ¸®´ª½º ÇÁ¸°ÅÍ °øÀ¯Çϱâ. <p> 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: <verb> TricWriter:\ :pr=lp:op=cg: </verb> 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. </p> <sect2>Appletalk ¼ÒÇÁÆ®¿þ¾î ½ÃÀÛÇϱâ. <p> 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. <verb> # /usr/local/atalk/etc/rc.atalk </verb> ¸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. </p> <sect2> appletalk ¼ÒÇÁÆ®¿þ¾îÀÇ Å×½ºÆ®. <p> 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. </p> <sect2> appletalk ¼ÒÇÁÆ®¿þ¾îÀÇ ÁÖÀÇÇÒÁ¡. <p> <enum> <item> 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. <item> 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. <item> 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. <item> 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. </enum> </p> <sect2> ±×¿ÜÀÇ Á¤º¸. <p> ¸®´ª½º¿¡¼­ Aplletalk¸¦ ¼³Á¤ÇÏ´Â ¹æ¹ý¿¡ ´ëÇÑ ´õ ÀÚ¼¼ÇÑ ±â¼úÀº thehamptons.c om <<url url="http://thehamptons.com/anders/netatalk/" name="thehamptons.com/anders/netatalk/">>ÀÇ Anders Brownworth Linux Net atalk-HOWTO ÆäÀÌÁö¸¦ Âü°íÇ϶ó. </p> <sect1> ATM <p> ¸®´ª½º¿¡ Asynchronous Transfer Mode¸¦ Áö¿øÇϱâ À§ÇÑ ÇÁ·ÎÁ§Æ®¸¦ Werner Alme sberger <<url url="mailto:werner.almesberger@lrc.di.epfl.ch" name="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.<<url url="http://www.epfl.ch/linux-atm" name="www.epfl.ch/linux-atm">> </p> <sect1> AX25 (AF_AX25) <p> 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, <url url="mailto:jsn@cs.not.ac.uk" name="jsn@cs.not.ac.uk">¿¡ ÀÇÇØ ÀÌ·ç¾îÁ³´Ù. </p> <sect1> DECNet. <p> DECNetÀÇ Áö¿øÀº ÇöÀçµµ °è¼Ó ÀÛ¾÷ÁßÀÌ´Ù. ÀÌÈÄÀÇ 2.1.* Ä¿³Î¿¡¼­´Â º¼¼öµµ ÀÖ °Ú´Ù. </p> <sect1> EQL - multiple line traffic equaliser <p> 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 <<url url="ftp://sunsite.unc.edu/pub/linux/system/Serial/eql-1.2.tar.gz" name="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. <verb> ifconfig eql 192.168.10.1 mtu 1006 route add default eql </verb> ´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. <verb> eql_enslave eql sl0 28800 eql_enslave eql ppp0 14400 </verb> ¿©·¯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. <verb> eql_emancipate eql sl0 </verb> ¶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: <verb> route add default eql0 </verb> EQL µå¶óÀ̹ö´Â Simon Janes <url url="mailto:simon@ncm.com" name="simon@ncm.com">¿¡ ÀÇÇØ °³¹ßµÇ¾ú´Ù. </p> <sect1>ÀÌ´õ³Ý. <p> 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. <verb> # ifconfig eth0 192.168.0.1 netmask 255.255.255.0 up # route add 192.168.0.0 netmask 255.255.255.0 eth0 </verb> ´ëºÎºÐÀÇ ÀÌ´õ³Ý µå¶óÀ̹ö´Â Donald Becker, <url url="mailto:becker@CESDIS.gsfc.nasa.gov" name="becker@CESDIS.gsfc.nasa.gov">¿¡ ÀÇ ÇØ °³¹ßµÇ¾ú´Ù. </p> <sect1> FDDI <p> 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, <url url="mailto:stefani@lkg.dec.com" name="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. </p> <sect1> Frame Relay <p> 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.<url url="mailto:mclagan@linux.org" name="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. <verb> # 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 </verb> 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. <verb> # /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 </verb> /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. <verb> # 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 # </verb> </p> <sect1>IP ¾îÄ«¿îÆÃ. <p> ¸®´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. <verb> # # 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 # </verb> ¸¶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. <verb> # 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 * # </verb> </p> <sect1> IP ¾Ë¸®¾Æ½Ì. <p> 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. <verb> # # 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 # </verb> ¾Ë¸®¾Æ½º¸¦ Áö¿ì·Á¸é ±×°ÍÀÇ À̸§µÚ¿¡ °£´ÜÈ÷ '-'¸¦ Ãß°¡ÇÏ¸é µÈ´Ù. <verb> # ifconfig eth0:0- 0 </verb> ÀÌ ¾Ë¸®¾Æ½º¿¡ °ü·ÃµÈ ¸ðµç ¶ó¿ìÆ®°¡ ÀÚµ¿À¸·Î Áö¿öÁú°ÍÀÌ´Ù. </p> <sect1> IP ÆÄÀ̾î¿ù <p> 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, <<url url="mailto:agulbra@troll.no" name="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. <verb> - - \ | 172.16.37.0 \ | /255.255.255.0 \ --------- | | 172.16.174.30 | Linux | | NET =================| f/w |------| ..37.19 | PPP | router| | -------- / --------- |--| Mail | / | | /DNS | / | -------- - - </verb> ´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. <verb> #!/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 </verb> ÈǸ¢ÇÑ ÆÄÀ̾î¿ùÀ» ¼³Á¤ÇÏ´Â °ÍÀº Á¶±Ý º¹ÀâÇÏ´Ù. 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