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D-ViNE: Dynamic Virtual Network Embedding in Non-Terrestrial Networks
Maity, Ilora; Vu, Thang Xuan; Chatzinotas, Symeon et al.
2022In IEEE Wireless Communications and Networking Conference (WCNC)
Peer reviewed
 

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Keywords :
Virtual Network Embedding (VNE); Network Function Virtualization (NFV); Satellite Networks
Abstract :
[en] In this paper, we address the virtual network embedding (VNE) problem in non-terrestrial networks (NTNs) enabling dynamic changes in the virtual network function (VNF) deployment to maximize the service acceptance rate and service revenue. NTNs such as satellite networks involve highly dynamic topology and limited resources in terms of rate and power. VNE in NTNs is a challenge because a static strategy under-performs when new service requests arrive or the network topology changes unexpectedly due to failures or other events. Existing solutions do not consider the power constraint of satellites and rate limitation of inter-satellite links (ISLs) which are essential parameters for dynamic adjustment of existing VNE strategy in NTNs. In this work, we propose a dynamic VNE algorithm that selects a suitable VNE strategy for new and existing services considering the time-varying network topology. The proposed scheme, D-ViNE, increases the service acceptance ratio by 8.51% compared to the benchmark scheme TS-MAPSCH.
Disciplines :
Computer science
Author, co-author :
Maity, Ilora  ;  University of Luxembourg > Interdisciplinary Centre for Security, Reliability and Trust (SNT) > SigCom
Vu, Thang Xuan  ;  University of Luxembourg > Interdisciplinary Centre for Security, Reliability and Trust (SNT) > SigCom
Chatzinotas, Symeon  ;  University of Luxembourg > Interdisciplinary Centre for Security, Reliability and Trust (SNT) > SigCom
Minardi, Mario ;  University of Luxembourg > Interdisciplinary Centre for Security, Reliability and Trust (SNT) > SigCom
External co-authors :
no
Language :
English
Title :
D-ViNE: Dynamic Virtual Network Embedding in Non-Terrestrial Networks
Publication date :
10 April 2022
Event name :
IEEE Wireless Communications and Networking Conference (WCNC)
Event organizer :
IEEE
Event place :
Austin, TX, United States
Event date :
from 10-04-2022 to 13-04-2022
Audience :
International
Journal title :
IEEE Wireless Communications and Networking Conference (WCNC)
Peer reviewed :
Peer reviewed
Focus Area :
Computational Sciences
FnR Project :
FNR13718904 - Autonomous Network Slicing For Integrated Satellite-terrestrial Transport Networks, 2019 (01/06/2020-31/05/2023) - Symeon Chatzinotas
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since 30 May 2022

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