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A Survey on the Placement of Virtual Resources and Virtual Network Functions [PDF]

open access: yesIEEE Communications Surveys and Tutorials, 2019
Cloud computing and network slicing are essential concepts of forthcoming 5G mobile systems. Network slices are essentially chunks of virtual computing and connectivity resources, configured and provisioned for particular services according to their ...
Abdelquoddouss Laghrissi, Tarik Taleb
exaly   +5 more sources

Queue-Aware Dynamic Placement of Virtual Network Functions in 5G Access Network

open access: yesIEEE Access, 2018
With the development of network function virtualization technology, virtual network functions (VNFs) can be chained to provide different services for users in fifth generation access networks. Under the condition of a large number of various user service
Lun Tang   +5 more
doaj   +4 more sources

5G network slices embedding with sharable virtual network functions

open access: yesJournal of Communications and Networks, 2020
Network slicing (NS) is recognized as a key technology for the 5G mobile network in enabling the network to support multiple diversified vertical markets over a shared physical infrastructure with efficiency and flexibility.
Jiayi Liu
exaly   +2 more sources

Virtual Network Functions Routing and Placement for Edge Cloud Latency Minimization

open access: yesIEEE Journal on Selected Areas in Communications, 2018
As a new way to design, deploy, and manage network services, network functions virtualization (NFV) decouples the network functions, from one or more physical network infrastructures and black boxes so they can run in software.
Racha Gouareb, Vasilis Friderikos
exaly   +2 more sources

Performance Analysis of Selected Machine Learning Techniques for Estimating Resource Requirements of Virtual Network Functions (VNFs) in Software Defined Networks

open access: yesApplied Sciences, 2022
Rapid development in the field of computer networking is now demanding the application of Machine Learning (ML) techniques in the traditional settings to improve the efficiency and bring automation to these networks.
Sahibzada Muhammad Faheem   +3 more
doaj   +3 more sources

Adaptive placement & chaining of virtual network functions with NFV-PEAR

open access: yesJournal of Internet Services and Applications, 2019
The design of flexible and efficient mechanisms for proper placement and chaining of virtual network functions (VNFs) is key for the success of Network Function Virtualization (NFV). Most state-of-the-art solutions, however, consider fixed (and immutable)
Gustavo Miotto   +3 more
doaj   +2 more sources

Optimal orchestration of virtual network functions [PDF]

open access: yesComputer Networks, 2018
-The emergence of Network Functions Virtualization (NFV) is bringing a set of novel algorithmic challenges in the operation of communication networks. NFV introduces volatility in the management of network functions, which can be dynamically orchestrated, i.e., placed, resized, etc. Virtual Network Functions (VNFs) can belong to VNF chains, where nodes
Stefano Secci   +2 more
exaly   +3 more sources

Scaling Migrations and Replications of Virtual Network Functions based on Network Traffic Forecasting [PDF]

open access: yesComput. Networks, 2021
Migration and replication of virtual network functions (VNFs) are well-known mechanisms to face dynamic resource requests in Internet Service Provider (ISP) edge networks. They are not only used to reallocate resources in carrier networks, but in case of
F. Carpio, Wolfgang Bziuk, A. Jukan
semanticscholar   +1 more source

Robust network function virtualization [PDF]

open access: yesNetworks, 2020
AbstractNetwork function virtualization (NFV) enables on‐demand network function (NF) deployment providing agile and dynamic network services. Through an evaluation metric that quantifies the minimal reliability among all NFs for all demands, service providers and operators may better facilitate flexible NF service recovery and migration, thus offering
Tachun Lin, Zhili Zhou 0003
openaire   +3 more sources

Research on operation platform for 5G industry virtual private network

open access: yesDianzi Jishu Yingyong, 2022
The 5G industry virtual private network operation platform can solve the difficult problems that operators encounter in the management of 5G industry virtual private network, such as trans-professional, trans-domain and online operation, so that ...
Feng Yi, Qin Xiaofei, Zhang Qing
doaj   +1 more source

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