Energy Efficient Virtual Network Embedding

被引:163
作者
Felipe Botero, Juan [1 ]
Hesselbach, Xavier [1 ]
Duelli, Michael [2 ]
Schlosser, Daniel [2 ]
Fischer, Andreas [3 ]
de Meer, Hermann [3 ]
机构
[1] Univ Politecn Cataluna, Dept Telemat Engn, Barcelona, Spain
[2] Univ Wurzburg, Inst Comp Sci, D-97074 Wurzburg, Germany
[3] Univ Passau, Chair Comp Networks & Commun, D-94032 Passau, Germany
关键词
Network virtualization; virtual network embedding; green networking; mixed integer programming; energy efficiency;
D O I
10.1109/LCOMM.2012.030912.120082
中图分类号
TN [电子技术、通信技术];
学科分类号
0809 ;
摘要
Waste of energy due to over-provisioning and over-dimensioning of network infrastructures has recently stimulated the interest on energy consumption reduction by Internet Service Providers (ISPs). By means of resource consolidation, network virtualization based architectures will enable energy saving. In this letter, we extend the well-known virtual network embedding problem (VNE) to energy awareness and propose a mixed integer program (MIP) which provides optimal energy efficient embeddings. Simulation results show the energy gains of the proposed MIP over the existing cost-based VNE approach.
引用
收藏
页码:756 / 759
页数:4
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