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Performance analysis of resource pooling for network function virtualization

Veronica Karina Quintuna Rodriguez, Fabrice Guillemin
2016 2016 17th International Telecommunications Network Strategy and Planning Symposium (Networks)  
In the framework of network function virtualization, we consider in this paper the execution of Virtualized Network Functions (VNFs) in data centers whose computing capacities are limited.  ...  We study by simulation various algorithms for scheduling sub-functions composing active VNFs (namely Greedy, Round Robin and Dedicated Core algorithms).  ...  We assume that cores of a computing facility are assigned for executing sub-functions according to a specific scheduling algorithm.  ... 
doi:10.1109/netwks.2016.7751169 fatcat:i4bwt5xcwrhyjme3h7aijsu3ja

Service Function Chaining Resource Allocation: A Survey [article]

Yanghao Xie, Zhixiang Liu, Sheng Wang, Yuxiu Wang
2016 arXiv   pre-print
This category of algorithms is referred as "Service Function Chaining Resource Allocation (SFC-RA)" algorithms or "VNF placement (VNFP)" algorithms.  ...  Service Function Chaining (SFC) is a crucial technology for future Internet. It aims to overcome the limitation of current deployment models which is rigid and static.  ...  In this terminology, VNF-FG consists of a set of virtual network functions and a set of virtual links, which is kind of like a virtual network.  ... 
arXiv:1608.00095v1 fatcat:wc5vkybzrzhfdmnnxvyn7hke4q

The Algorithmic Aspects of Network Slicing

Spyridon Vassilaras, Lazaros Gkatzikis, Nikolaos Liakopoulos, Ioannis N. Stiakogiannakis, Meiyu Qi, Lei Shi, Liu Liu, Merouane Debbah, Georgios S. Paschos
2017 IEEE Communications Magazine  
Network slicing is a technique for flexible resource provisioning in future wireless networks.  ...  This paper focuses on the algorithmic challenges that emerge in efficient network slicing, necessitating novel techniques from the communities of operation research, networking, and computer science.  ...  Virtual nodes can be implemented as Virtual Network Functions (VNF) running on general purpose hardware forming a cloud infrastructure.  ... 
doi:10.1109/mcom.2017.1600939 fatcat:kzrnk3zscjfzbd3tigiergqcte

Virtual network functions orchestration in wireless networks

Roberto Riggio, Abbas Bradai, Tinku Rasheed, Julius Schulz-Zander, Slawomir Kuklinski, Toufik Ahmed
2015 2015 11th International Conference on Network and Service Management (CNSM)  
In this work we formalize the Virtual Network Function (VNF) placement problem for radio access networks as an integer linear programming problem and we propose a VNF placement heuristic.  ...  Network Function Virtualization (NFV) is emerging as one of the most innovative concepts in the networking landscape.  ...  In [19] , [20] , wireless network virtualization is applied to wireless mesh networks. A virtual network traffic shaper is introduced in [21] , [22] for air time fairness in 802.16e networks.  ... 
doi:10.1109/cnsm.2015.7367346 dblp:conf/cnsm/RiggioBRSKA15 fatcat:rad7jduikrdwrnwovxa7m2looy

A Survey on the Placement of Virtual Resources and Virtual Network Functions

Abdelquoddouss Laghrissi, Tarik Taleb
2018 IEEE Communications Surveys and Tutorials  
Virtual Network Function as a Service VNFC Virtualized Network Function Component VNF-FG VNF Forwarding Graph TABLE II : II Global classification of VMP solutions.  ...  Placement for Data Nodes VMcP Virtual Machine consolidated Placement VMiP Virtual Machine incremental Placement VNF Virtualized Network Function VNFP Virtualized Network Function Placement VNFaaS  ... 
doi:10.1109/comst.2018.2884835 fatcat:qu32ztzffnbbjnljo5cbv762di

A Reliability-Aware Approach for Resource Efficient Virtual Network Function Deployment

Jian Sun, Guangyang Zhu, Gang Sun, Dan Liao, Yao Li, Arun Kumar Sangaiah, Muthu Ramachandran, Victor Chang
2018 IEEE Access  
A major problem is reliability, which involves ensuring the availability of deployed SFCs, namely, the probability of successfully chaining a series of virtual network functions (VNFs) while considering  ...  Network function virtualization (NFV) is a promising technique aimed at reducing capital expenditures (CAPEX) and operating expenditures (OPEX), and improving the flexibility and scalability of an entire  ...  The network function virtualization infrastructure (NFVI) is a network service that has been referred to as a service function chain and consists of a series of VNFs.  ... 
doi:10.1109/access.2018.2815614 fatcat:muwj3mjxgjgmnb5gyvgxmcq3bq

Machine Learning-assisted Planning and Provisioning for SDN/NFV-enabled Metropolitan Networks

Sebastian Troia, David Eugui, Ignacio Martín, Ligia Maria Moreira Zorello, Guido Maier, José Alberto Hernández, Óscar González de Dios, Miquel Garrich, José Luis Romero-Gázquez, Francisco Javier Moreno-Muro, Pablo Pavón Mariño, Ramon Casellas
2019 Zenodo  
After more than ten years of research and development, Software-Defined Networking (SDN) and Network Function Virtualization (NFV) are finally going mainstream.  ...  The proposed framework aims to guarantee a fair behavior towards past, current and future requests as network resource allocation decisions are assisted with ML approaches.  ...  A given algorithm, e.g. #4, performs functions associated to VNF and Network planning in a pro-active way.  ... 
doi:10.5281/zenodo.3631596 fatcat:leyskvn65bb3jh3w2nou6l36um

Service Function Chaining in MEC: A Mean-Field Game and Reinforcement Learning Approach [article]

Amine Abouaomar, Soumaya Cherkaoui, Zoubeir Mlika, Abdellatif Kobbane
2021 arXiv   pre-print
Services are often provided as fully connected virtual network functions (VNF)s, through service function chaining (SFC).  ...  Multi-access edge computing (MEC) and network virtualization technologies are important enablers for fifth-generation (5G) networks to deliver diverse applications and services.  ...  Using virtualization technologies, physical network components and hardware devices can be abstracted into software called virtual network functions (VNFs) [6] .  ... 
arXiv:2105.04701v1 fatcat:v7gowi45m5c7bj42wnn6nsl424

On the Benefits of Bringing Cloud-Awareness to Network Virtual Functions

Pablo Serrano, Marco Gramaglia, Dario Bega, David Gutierrez-Estevez, Gines Garcia-Aviles, Albert Banchs
2018 Zenodo  
We are currently observing the softwarization of communication networks, where network functions are translated from monolithic pieces of equipment to programs running over a shared pool of computational  ...  We discuss how to enable this ability by re-designing network functions, and illustrate the potential benefits of this approach with a numerical evaluation.  ...  variations over time; second, a characterization of the correlations between VNFs operations, to serve as input for the orchestration algorithm, so it could e.g. dynamically assign resources to resilient  ... 
doi:10.5281/zenodo.3297899 fatcat:sezrvdl3avhevb6jxqc6xdfmma

Optimal VNFs Placement in CDN Slicing Over Multi-Cloud Environment

Ilias Benkacem, Tarik Taleb, Miloud Bagaa, Hannu Flinck
2018 IEEE Journal on Selected Areas in Communications  
The CDN slice consists of four virtual network function (VNF) types, namely virtual transcoders, virtual streamers, virtual caches, and a CDN-slice-specific Coordinator for the management of the slice  ...  This paper introduces a content delivery network as a service (CDNaaS) platform that allows dynamic deployment and life-cycle management of virtual content delivery network (CDN) slices running across  ...  edge server hosts a single VNF such as virtual cache, virtual transcoder, virtual streamer and a CDN-slice-specific coordinator for the lifecycle management of the slice resources and also for managing  ... 
doi:10.1109/jsac.2018.2815441 fatcat:inahh7ptorcc3ghhe2cjbl5qi4

Base Station Popularity-Based Dynamic Resource Allocation for VNF

Sanshan Sun, Jianhong Zhou, Yao Sun, Gang Feng, Shuang Qin, Wenkui She
2019 2019 2nd International Conference on Communication Engineering and Technology (ICCET)  
types of virtual network functions (VNFs) to be placed in various network slices for diverse requirements.  ...  Network Function Virtualization (NFV) is emerging as a promising technology in future wireless communication system to achieve resource sharing through abstracting standardized network equipment into different  ...  The Access and Mobility Management Function (AMF) is running on the equipment of the core network to allocate virtual resources to different Virtual Network Functions (VNFs).  ... 
doi:10.1109/iccet.2019.8726889 fatcat:q4mjncnjgnat3feyvmfm4dhg4u

Routing-Led Placement of VNFs in Arbitrary Networks [article]

Joseph Billingsley, Ke Li, Wang Miao, Geyong Min, Nektarios Georgalas
2020 arXiv   pre-print
Virtualisation technology such as network function virtualisation (NFV) allows for the creation of services by connecting component parts known as virtual network functions (VNFs).  ...  We propose a novel routing-led algorithm and analyse each of the component parts over a range of different topologies on problems with up to 16000 variables and compare its performance against a traditional  ...  In a virtualised datacentre these tasks are provided by Virtual Network Functions (VNFs), software running on virtual machines.  ... 
arXiv:2001.11565v1 fatcat:dsy2zopekjcipoyh35iuplb264

The path toward a cloud-aware mobile network protocol stack

Pablo Serrano, Marco Gramaglia, Dario Bega, David Gutierrez-Estevez, Gines Garcia-Aviles, Albert Banchs
2018 Transactions on Emerging Telecommunications Technologies  
Still, softwarization poses a number of challenges such as the efficient resource assignment to VNFs. This problem  ...  That is, legacy PNFs are ported to a software implementation running in virtual containers.  ...  variations over time; second, a characterization of the correlations between VNFs operations, to serve as input for the orchestration algorithm, so it could e.g. dynamically assign resources to resilient  ... 
doi:10.1002/ett.3312 fatcat:zc6d4he7qbcvlfwa6ah3gotdti

2019 Index IEEE Transactions on Network and Service Management Vol. 16

2019 IEEE Transactions on Network and Service Management  
., +, T-NSM March 2019 56-71 Profile-Based Resource Allocation for Virtualized Network Functions.  ...  ., +, T-NSM Dec. 2019 1537-1551 Profile-Based Resource Allocation for Virtualized Network Functions.  ... 
doi:10.1109/tnsm.2019.2960621 fatcat:zdo7i4plobaqxp54v7624wkrxi

CPVNF:Cost-efficient Proactive VNF Placement and Chaining for Value-Added Services in Content Delivery Networks [article]

Mouhamad Dieye, Shohreh Ahvar, Jagruti Sahoo, Ehsan Ahvar, Roch Glitho, Halima Elbiaze, Noel Crespi
2018 arXiv   pre-print
services as a chain of Virtual Network Functions (VNFs) to be placed in CDN.  ...  We formulate it as an Integer Linear Program (ILP) and propose a cost efficient Proactive VNF placement and chaining (CPVNF)algorithm.  ...  as virtual network functions (VNFs) which run on top of a virtualized infrastructure and chained together to provide a required service.  ... 
arXiv:1803.06025v1 fatcat:lwvhlkccv5c4rn43edg3bjuaba
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