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1. MPLSÀÇ µîÀå ¹è°æ
ÇöÀç ÄÚ¾î IP ³×Æ®¿öÅ©¸¦ ±¸¼ºÇÏ´Â ¹æ¹ýÀº Å©°Ô µÎ °¡Áö°¡ ÀÖ´Ù. (1) ±âÁ¸ÀÇ IP µ¥ÀÌŸ±×·¥ ¶ó¿ìÅ͵é·Î ±¸¼º-ÄÚ¾î¿Í ¿¡Áö ¸ðµÎ ¶ó¿ìÅÍ·Î ±¸¼º (¼ø¼ö ¶ó¿ìÅÍ ±â¹Ý ±¸Á¶) (2) ATM ±³È¯±â·Î ÄÚ¾î ³×Æ®¿öÅ©¸¦ ±¸¼ºÇÏ°í ±× À§¿¡(¶Ç´Â ¿¡Áö¿¡) µ¥ÀÌŸ±×·¥ ¶ó¿ìÅ͸¦ µÎ´Â ¿À¹ö·¹ÀÌ ¸ðµ¨·Î ±¸¼ºÇÏ´Â ÇÏ´Â °ÍÀÌ´Ù.
±âÁ¸ÀÇ IP ¹éº» ³×Æ®¿öÅ©(´ë·«, 1996³â±îÁö)´Â (1)ÀÇ ±¸Á¶·Î ÀÌ·ç¾îÁ® ÀÖ¾úÀ¸¸ç, ¿©±â¼ÀÇ ¶ó¿ìÆÃ ÆÐ·¯´ÙÀÓÀº ³×Æ®¿öÅ©³»ÀÇ ¸ðµç ¶ó¿ìÅÍ¿¡¼ ¸Å ÆÐŶ¸¶´Ù Layer 3 packet forwarding (LPM) ±â´ÉÀ» ¼öÇàÇÏ¿´´Ù. ±âÁ¸ÀÇ ¶ó¿ìÅÍ´Â ¼ÒÇÁÆ®¿þ¾î ±â¹ÝÀ¸·Î ÆÐŶÀÇ Next-hopÀ» ãÀ¸¹Ç·Î, ³×Æ®¿öÅ© ¸µÅ© ¼Óµµ°¡ Áõ°¡ÇÏ¸é¼ ÀÌ Æ÷¿öµù ±â´ÉÀÌ Àüü ³×Æ®¿öÅ©ÀÇ ¼º´É ÀúÇÏÀÇ ÁÖµÈ ¿ä¼Ò°¡ µÇ¾ú´Ù. ±×·¡¼ ´ë¾ÈÀ¸·Î ÃâÇöÇÑ ±¸Á¶°¡ ÃÑ ¼¼ °¡ÁöÀÌ´Ù.
ù ¹øÂ°´Â Á¦ÀÏ ¸ÕÀú ³ª¿Â ±¸Á¶·Î IP over ATM ¿À¹ö·¹ÀÌ ±¸Á¶ÀÌ´Ù(´ë·«, 1997-98³â).
ˤ˂ (2). (IP/ATM/SONET)
µÎ ¹øÂ°´Â (1)±¸Á¶¸¦ ±×´ë·Î °¡¸é¼(Áï, ¸ðµç ¶ó¿ìÅͰ¡ ¸Å ÆÐŶ¸¶´Ù Layer 3 packet forwarding ¼öÇà) ¹®Á¦°¡ µÇ¾ú´ø ¶ó¿ìÅÍÀÇ ¼º´ÉÀ» ´ëÆø Çâ»ó½ÃŰ´Â ¹æ¾ÈÀÌ´Ù. Áï, ¶ó¿ìÅÍÀÇ ÆÐŶ¡¦(»ý·«)
Âü°í¹®Çå
[1] À±È£¼±, À±Çö½Ä, ¾ç¼±Èñ, °¹Î¼ö, `ACE2000 BGP/MPLS VPN ¼ºñ½º °³¹ß,` Proc. of Çѱ¹Á¤º¸Ã³¸®ÇÐȸ Ãß°èÇмú´ëȸ, Á¦8±Ç 2È£, 2001.
[2] ¾ç¼±Èñ, À±È£¼±, ÀÌÀ¯°æ, `ǰÁúº¸ÀåÀÌ °¡´ÉÇÑ MPLS ±â¹ÝÀÇ IP-VPN ±â¼ú,` Çѱ¹Åë½ÅÇÐȸ ÇÐȸÁö, Á¦ 18±Ç 9È£, 2001. 9.
[3] °í¼®ÁÖ, ¹ÎÀçÈ«, ¹Ú±â½Ä, `ÀÎÅÍ³Ý ¸ÖƼij½ºÆ® ÇöȲ ¹× Àü¸Á,` ITFIND ÁÖ°£±â¼úµ¿Çâ 1090È£, 2003.
[4] http://img.lightreading.com/heavyreading/pdf/hr20040128_esum.pdf
[5] http://www.convergedigest.com/PacketSystems/packetsysarticle.asp?ID=9197
[6] http://www.ntt.co.jp/news/news03e/0310/031020.html
[7] http://www.ietf.org/html.charters/mpls-charter.html