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[F1] SDN 2.0: Â÷¼¼´ë SDN ±¸Á¶
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1984.09~1986.08 University of Michigan ÄÄÇ»ÅÍ°øÇÐ ¼®»ç
1986.09-1990.08 University of Michigan ÄÄÇ»ÅÍ°øÇÐ ¹Ú»ç
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°­¿¬¿ä¾à : SDN(software-defined networking) ±â¼úÀº ¹Ì·¡ ÀÎÅͳݿ¡ À¯¿¬¼ºÀ» Á¦°øÇÏ´Â °¡Àå ÀûÇÕÇÑ ÇØ°áÃ¥À¸·Î °í·ÁµÇ°í ÀÖ´Ù. SDNÀÇ °¡Àå Å« ¸ñÇ¥´Â ±âÁ¸ÀÇ Çϵå¿þ¾î ±â¹ÝÀÇ À¯¿¬ÇÏÁö ¸øÇÑ ³×Æ®¿öÅ© ÀåºñµéÀ» ÇÁ·Î±×·¡¹Ö °¡´ÉÇÑ ¼ÒÇÁÆ®¿þ¾î ±â¹ÝÀÇ Àåºñ·Î ÀüȯÇÏ´Â °ÍÀÌ´Ù. À̸¦ ÅëÇØ Çϵå¿þ¾î ±â¹Ý ³×Æ®¿öÅ©¿¡¼­ Á¦°øÇÏÁö ¸øÇß´ø, ³×Æ®¿öÅ©ÀÇ È¿À²¼º, È®À强, ±×¸®°í °¡¿ë¼ºÀ» ³ôÀ̴µ¥ ¸ñÇ¥¸¦ µÎ°í ÀÖ´Ù.
ÀÌ·¯ÇÑ ³×Æ®¿öÅ© ȯ°æÀÇ À¯¿¬¼ºÀ» Á¦°øÇÏ´Â SDN ±â¼úÀ» ÃÖ½ÅÀÇ ³×Æ®¿öÅ© ȯ°æ¿¡ ¸Â°Ô °³¼±Çϱâ À§ÇØ ÃÖ±Ù¿¡ SDN 2.0 ³íÀÇ°¡ ÁøÇà ÁßÀÌ´Ù. SDN 2.0Àº ±âÁ¸ SDN±â¼ú¿¡ °¡»óÈ­ÀÇ °³³äÀÎ ³×Æ®¿öÅ© °¡»óÈ­(Network Virtualization)¿Í VNF(Virtualized Network Functions) ±â¼úÀ» Ãß°¡ÇÑ °ÍÀÌ´Ù. ÃÖ±Ù SDN 2.0 ±â¼ú¿¡ ´ëÇØ ÇØ¿Ü¿¡¼­ ¸¹Àº °ü½ÉÀÌ ½ñ¾ÆÁö°í ÀÖÀ¸³ª, ÇöÀç±îÁö ±¹³»¿¡¼­´Â ´ëºÎºÐ ¿ÀÇÂÇÃ·Î¿ì ¹× NFV ±â¹Ý ±â¼ú °³¹ß¿¡ ÁýÁßÇÏ°í ÀÖ¾î, ¼ö³â ³»¿¡ SDN 2.0 ±â¼ú¿¡¼­ ¿Ü±¹°úÀÇ ±â¼ú °ÝÂ÷°¡ Ä¿Áú ¼ö ÀÖ´Ù. ÀÌ·¯ÇÑ ¹®Á¦¸¦ ÇØ°áÇϱâ À§ÇØ º» °­¿¬¿¡¼­´Â SDN 2.0ÀÇ Çٽɱâ¼úÀÎ ³×Æ®¿öÅ© °¡»óÈ­ ±â¼ú °³¹ß¿¡ ´ëÇØ ÁÖ·Î ³íÀÇÇÑ´Ù.
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