Á¤º¸°úÇÐȸ³í¹®Áö (Journal of KIISE)
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ÇѱÛÁ¦¸ñ(Korean Title) |
¼ÒÇÁÆ®¿þ¾î Á¤ÀÇ ¹«¼± ¸Þ½¬ ³×Æ®¿öÅ©¿¡¼ÀÇ °æ·®ÈµÈ Áߺ¹ Á¦°Å ±â¹ý |
¿µ¹®Á¦¸ñ(English Title) |
LTRE: Lightweight Traffic Redundancy Elimination in Software-Defined Wireless Mesh Networks |
ÀúÀÚ(Author) |
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Gwangwoo Park
Wontae Kim
Joonwoo Kim
Sangheon Pack
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¿ø¹®¼ö·Ïó(Citation) |
VOL 44 NO. 09 PP. 0976 ~ 0985 (2017. 09) |
Çѱ۳»¿ë (Korean Abstract) |
³·Àº ºñ¿ëÀ¸·Î ¹«¼± ³×Æ®¿öÅ· ÀÎÇÁ¶ó¸¦ ±¸ÃàÇÒ ¼ö ÀÖ´Â ¹«¼± ¸Þ½¬ ³×Æ®¿öÅ©¿¡¼´Â Á¦ÇÑµÈ ¹«¼± ÀÚ¿øÀ» È¿À²ÀûÀ¸·Î ÀÌ¿ëÇϱâ À§ÇØ ÆÐŶ Àü¼Û(ƯÈ÷, ºÒÇÊ¿äÇÏ°Ô Áߺ¹µÇ´Â ÆÐŶ Àü¼Û)À» ½ÅÁßÇÏ°Ô Ã³¸®ÇØ¾ß ÇÑ´Ù. º» ³í¹®¿¡¼´Â ÄÁÆ®·Ñ·¯¸¦ ÅëÇÑ Áß¾Ó ÁýÁß½ÄÀÇ °ü¸®°¡ °¡´ÉÇÑ ¼ÒÇÁÆ®¿þ¾î Á¤ÀÇ ³×Æ®¿öÅ· ±â¹ÝÀÇ ¹«¼± ¸Þ½¬ ³×Æ®¿öÅ©¿¡¼ ºÒÇÊ¿äÇÏ°Ô Áߺ¹ Àü¼ÛµÇ´Â µ¥ÀÌÅÍÀÇ ¾çÀ» °¨¼Ò½ÃÅ°±â À§ÇØ °æ·®ÈµÈ Áߺ¹ Á¦°Å±â¹ýÀ» Á¦¾ÈÇÑ´Ù. Á¦¾ÈÇÏ´Â Áߺ¹ Á¦°Å ±â¹ýÀº °¨¼ÒµÇ´Â Æ®·¡ÇÈ ¾çÀ» ±Ø´ëÈÇϱâ À§ÇØ ÄÁÆ®·Ñ·¯°¡ 1) ±â°èÇнÀ ±â¹ÝÀÇ Á¤º¸ ¿äû, 2) ID±â¹ÝÀÇ ¼Ò½º ¶ó¿ìÆÃ, 3) Àα⵵ ±â¹ÝÀÇ Ä³½¬ ¾÷µ¥ÀÌÆ®¸¦ ÅëÇØ Áߺ¹ Á¦°Å È¿°ú¸¦ ±Ø´ëȽÃų ¼ö ÀÖ´Â ÃÖÀûÀÇ °æ·Î¸¦ °áÁ¤ÇÑ´Ù. ½Ã¹Ä·¹ÀÌ¼Ç °á°ú´Â Á¦¾ÈÇÏ´Â ±â¹ýÀ» ÅëÇØ Àüü Æ®·¡ÇȺÎÇϸ¦ 18.34%-48.89% ¸¸Å °¨¼Ò½Ãų ¼ö ÀÖÀ½À» º¸¿©ÁØ´Ù.
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¿µ¹®³»¿ë (English Abstract) |
Wireless mesh network (WMN) is a promising technology for building a cost-effective and easily-deployed wireless networking infrastructure. To efficiently utilize limited radio resources in WMNs, packet transmissions (particularly, redundant packet transmissions) should be carefully managed. We therefore propose a lightweight traffic redundancy elimination (LTRE) scheme to reduce redundant packet transmissions in software-defined wireless mesh networks (SD-WMNs). In LTRE,the controller determines the optimal path of each packet to maximize the amount of traffic reduction. In addition, LTRE employs three novel techniques: 1) machine learning (ML)-based information request, 2) ID-based source routing, and 3) popularity-aware cache update. Simulation results show that LTRE can significantly reduce the traffic overhead by 18.34% to 48.89%.
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Å°¿öµå(Keyword) |
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Áߺ¹ Á¦°Å ±â¹ý
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Wireless mesh network (WMN)
software-defined networking (SDN)
lightweight traffic redundancy elimination (LTRE)
machine learning
source routing
cache management
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