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  • 标题:A Shared Buffer-Constrained Topology Reconfiguration Scheme in Wavelength Routed Networks
  • 本地全文:下载
  • 作者:Youn, Chan-Hyun ; Song, Hye-Won ; Keum, Ji-Eun
  • 期刊名称:ETRI Journal
  • 印刷版ISSN:1225-6463
  • 电子版ISSN:2233-7326
  • 出版年度:2005
  • 卷号:27
  • 期号:6
  • 页码:725-725
  • 语种:English
  • 出版社:Electronics and Telecommunications Research Institute
  • 摘要:The reconfiguration management scheme changes a logical topology in response to changing traffic patterns in the higher layer of a network or the congestion level on the logical topology. In this paper, we formulate a reconfiguration scheme with a shared buffer-constrained cost model based on required quality-of-service (QoS) constraints, reconfiguration penalty cost, and buffer gain cost through traffic aggregation. The proposed scheme maximizes the derived expected reward-cost function as well as guarantees the required flow's QoS. Simulation results show that our reconfiguration scheme significantly outperforms the conventional one, while the required physical resources are limited.
  • 关键词:Virtual topology reconfiguration scheme;DEB cost model;shared buffer
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