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STUNÀº "Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)"ÀÇ ¾àÀÚ·Î ¾îÇø®ÄÉÀ̼ǵéÀÌ NATµé°ú ¹æÈ­º®µéÀÇ Á¸Àç¿Í À¯ÇüµéÀ» ¾Ë¾Æ³¾ ¼ö ÀÖ°Ô ÇØ ÁÖ´Â °æ·®±ÞÀÇ ÇÁ·ÎÅäÄÝÀÌ´Ù. ¶ÇÇÑ ¾îÇø®ÄÉÀ̼ǵ鿡°Ô NAT¿¡ ÀÇÇØ Àڽŵ鿡°Ô ÇÒ´çµÇ¾îÁø IP (Internet Protocol) ÁÖ¼ÒµéÀ» ¾Ë¾Æ³»´Â ´É·ÂÀ» Á¦°øÇØ ÁØ´Ù. STUNÀº ¸¹Àº ±âÁ¸ÀÇ NATµé°ú Àß ÀÛµ¿Çϸç, NATµé·ÎºÎÅÍ ¾î¶² Ưº°ÇÑ ÇàÀ§¸¦ ÇÊ¿ä·Î ÇÏÁöµµ ¾Ê´Â´Ù. °á°úÀûÀ¸·Î ¾ÆÁÖ ´Ù¾çÇÑ ¾îÇø®ÄÉÀ̼ǵéÀÌ ±âÁ¸ÀÇ NAT ÇϺΠ±¸Á¶¸¦ ÅëÇÏ¿© ÀÛµ¿ÇÒ ¼ö ÀÖ°Ô ÇØ ÁØ´Ù.

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http://www.ietf.org/rfc/rfc3489.txt

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