Journal of System Simulation ›› 2020, Vol. 32 ›› Issue (3): 421-429.doi: 10.16182/j.issn1004731x.joss.18-0218

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Research of Link Acquisition Technology for Virtual-reality Network

Liu Yuan1, Feng Xingbing1, Wang Xiaofeng2, Deng Zhaohong1   

  1. 1. School of Digital Media Institute, Jiangnan University, Wuxi 214122, China;
    2. School of Internet of Things Engineering, Jiangnan University, Wuxi 214122, China
  • Received:2018-04-16 Revised:2018-07-19 Online:2020-03-18 Published:2020-03-25

Abstract: Network simulation is an important foundation for the cyberspace shooting range, where the data acquisition and evaluation for the emulation network is its key link. Based on the emulation network formed by OpenStack, a distributed link data acquisition system for the diversified emulation links is constructed. The paper studies the collaborative acquisition technology and the efficient link data acquisition technology of 3 kinds of links, such as the virtual link in the host, the virtual link between the host and the virtual-reality link, and the evaluation technology based on the link data. Experiments show that the proposed method improves the acquisition rate by 88.48% compared with the traditional method, and reduces the CPU usage by 45.29%. For a typical LDDoS scenario, the proposed method can collect the required link data and evaluate the effect of LDDoS.

Key words: network emulation, link data acquisition, effect evaluation, network security test

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