Presentation 2004/5/21
Routing and Wavelength Assignment for Fairness among Connections in WDM Network
Takahiro MATSUDA, Naohiro SAKIYAMA, Miki YAMAMOTO,
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Abstract(in English) In WDM networks, traffic grooming technique improves wavelength utilization by multiplexing lower rate traffic streams into higher capacity lightpaths. In this paper, we discuss the fairness issue in WDM networks with traffic grooming capabilities (WDM grooming networks). In WDM grooming networks, call requests which ask for capacity nearer to the full wavelength capacity are bound to experience higher blocking than those which ask for a smaller fraction. In this paper, we propose a new dynamic routing and wavelength assignment (dynamic RWA) technique to improve the fairness. In the proposed RWA, call requests are classified into high-speed traffic class and low-speed traffic class according to their traffic demand, and different routing and wavelength assignment policies are applied to each traffic class. Computer simulation results show that the proposed RWA improves the fairness.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) WDM / Grooming / Fairness / Routing and Wavelength Assignment
Paper # CS2004-27,OCS2004-37,PN2004-32
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Committee OCS
Conference Date 2004/5/21(1days)
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Registration To Optical Communication Systems (OCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Routing and Wavelength Assignment for Fairness among Connections in WDM Network
Sub Title (in English)
Keyword(1) WDM
Keyword(2) Grooming
Keyword(3) Fairness
Keyword(4) Routing and Wavelength Assignment
1st Author's Name Takahiro MATSUDA
1st Author's Affiliation Graduate School of Engineering, Osaka University()
2nd Author's Name Naohiro SAKIYAMA
2nd Author's Affiliation Graduate School of Engineering, Osaka University
3rd Author's Name Miki YAMAMOTO
3rd Author's Affiliation Graduate School of Engineering, Osaka University
Date 2004/5/21
Paper # CS2004-27,OCS2004-37,PN2004-32
Volume (vol) vol.104
Number (no) 83
Page pp.pp.-
#Pages 6
Date of Issue