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Survivable Virtual Network Topology Protection Method Based on Particle Swarm Optimization

Guangyuan LIU, Daokun CHEN

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Summary :

Survivable virtual network embedding (SVNE) is one of major challenges of network virtualization. In order to improve the utilization rate of the substrate network (SN) resources with virtual network (VN) topology connectivity guarantee under link failure in SN, we first establishes an Integer Linear Programming (ILP) model for that under SN supports path splitting. Then we designs a novel survivable VN topology protection method based on particle swarm optimization (VNE-PSO), which redefines the parameters and related operations of particles with the embedding overhead as the fitness function. Simulation results show that the solution significantly improves the long-term average revenue of the SN, the acceptance rate of VN requests, and reduces the embedding time compared with the existing research results.

Publication
IEICE TRANSACTIONS on Information Vol.E103-D No.6 pp.1414-1418
Publication Date
2020/06/01
Publicized
2020/03/04
Online ISSN
1745-1361
DOI
10.1587/transinf.2019EDL8113
Type of Manuscript
LETTER
Category
Information Network

Authors

Guangyuan LIU
  Shijiazhuang Tiedao University,Tsinghua University
Daokun CHEN
  Institute of Software Chinese Academy of Sciences

Keyword