Prioritized Deflection Routing in Optical Burst Switching Networks(Optical Network Architecture, <Joint Special Section>Recent Progress in Optoelectronics and Communications)
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概要
- 論文の詳細を見る
Optical Burst Switching (OBS) aims to provide higher utilization and greater flexibility at a lower cost and reduced complexity than current optical circuit switched networks. We introduce a new routing protocol for Optical Burst Switching, Shortest Path Prioritized Random Deflection Routing (SP-PRDR), that aims to lower burst loss probabilities while only using limited state information from traditional Internet Protocol technologies. We show, through analysis and simulation, that loss in OBS networks is significantly reduced by SP-PRDR for loads that previously gave moderate or low losses in the unmodified case. In the simulation examples studied, by using SP-PRDR we are able to increase the input load by approximately 15-20% while maintaining a constant burst loss probability of 10^<-3>. Additionally, unlike other schemes, we show that the worst case burst loss probability of SP-PRDR is provably upper-bounded by the burst loss probability of standard OBS.
- 一般社団法人電子情報通信学会の論文
- 2005-05-01
著者
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Cameron Craig
Arc Special Research Centre For Ultra-broadband Information Networks (cubin) Department Of Electrica
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Zukerman Moshe
Arc Special Research Centre For Ultra-broadband Information Networks (cubin) Department Of Electrica
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ZALESKY Andrew
ARC Special Research Centre for Ultra-Broadband Information Networks (CUBIN), Department of Electric
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Zalesky Andrew
Arc Special Research Centre For Ultra-broadband Information Networks (cubin) Department Of Electrical And Electronic Engineering The University Of Melbourne