Presentation 2008-11-13
Overlay Routing with Acceptable Waiting Time for Intermittently Connected Networks
Yuya YAMADA, Hitomi TAMURA, Masato UCHIDA, Masato TSURU, Yuji OIE,
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Abstract(in English) Overlay routing can be used as a Traffic Engineering (TE) technique to realize efficient resource utilization and load balancing in the current wired Internet. Conventional overlay routing uses a detour path immediately upon quality degradation of the default path. However, with the widespread use of mobile and wireless communication technologies, conventional overlay routing faces several significant challenges such as intermittent connectivity and high packet loss rate resulting from the instability of network environments. For instance, in unstable network environments, conventional overlay routing results in excessive use of detour paths, thereby negatively impacting other traffic on the detour path, and the generation of undesirable traffic that compromises the cost structure expected by ISPs. Therefore, this paper proposes a novel TE technique based on overlay routing that has an Acceptable Waiting Time (AWT), which allows the overlay node to await the quality recovery of the default path, instead of employing the detour path immediately upon the quality degradation of the default path. Simulation results show that the proposed scheme can deal with instability of path condition.
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Keyword(in English) Overlay Routing / Traffic Engineering / Challenged Network / Acceptable Waiting Time / DTN
Paper # CQ2008-50
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Committee CQ
Conference Date 2008/11/6(1days)
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Registration To Communication Quality (CQ)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Overlay Routing with Acceptable Waiting Time for Intermittently Connected Networks
Sub Title (in English)
Keyword(1) Overlay Routing
Keyword(2) Traffic Engineering
Keyword(3) Challenged Network
Keyword(4) Acceptable Waiting Time
Keyword(5) DTN
1st Author's Name Yuya YAMADA
1st Author's Affiliation Graduate School of Computer Science and Systems Engineering, Kyushu Institute of Technology()
2nd Author's Name Hitomi TAMURA
2nd Author's Affiliation Kyushu Research Center, National Institute of Information and Communications Technology (NICT):Network Design Research Center, Kyushu Institute of Technology
3rd Author's Name Masato UCHIDA
3rd Author's Affiliation Kyushu Research Center, National Institute of Information and Communications Technology (NICT):Network Design Research Center, Kyushu Institute of Technology
4th Author's Name Masato TSURU
4th Author's Affiliation Kyushu Research Center, National Institute of Information and Communications Technology (NICT):Network Design Research Center, Kyushu Institute of Technology
5th Author's Name Yuji OIE
5th Author's Affiliation Network Design Research Center, Kyushu Institute of Technology
Date 2008-11-13
Paper # CQ2008-50
Volume (vol) vol.108
Number (no) 287
Page pp.pp.-
#Pages 6
Date of Issue