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MODEL FOR EFFICIENT ALLOCATION OF NETWORK FUNCTIONS IN HYBRID ENVIRONMENT
2016
Information and Telecommunication Sciences
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To ensure the required quality of experience and optimal use of network operator's resources in the current conditions telecommunication operator can deploy services using the concept of Network Functions ...
To model the resource allocation for virtualized network functions a technique of virtual network embedding can be used, while changing the constraints in which you can get the results for a variety of ...
In the study [2] the optimal virtualized gateways placement is considered as well as the problem of virtualization and SDN decomposition deployment on the mobile core gateways. ...
doi:10.20535/2411-2976.12016.39-45
fatcat:nelkq4xsingjbfn6wew3v5qxiq
5G mobile transport and computing platform for verticals
2018
2018 IEEE Wireless Communications and Networking Conference Workshops (WCNCW)
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Fig. 6 illustrates a detailed view of the EPC and RAN function split and their placement for the automotive use-case. ...
The network functions to implement (e.g., eNB, EPC) as either physical or virtual network functions and the type of functional split to be implemented is responsibility of the MTP that will orchestrate ...
doi:10.1109/wcncw.2018.8368989
dblp:conf/wcnc/IovannaPGMKCCMV18
fatcat:w5hgagopf5f4bcluqlgoizde6m
Demo: Closer to Cloud-RAN
2015
Proceedings of the 21st Annual International Conference on Mobile Computing and Networking - MobiCom '15
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Commoditization and virtualization of wireless networks are changing the economics of mobile networks to help network providers (e.g., MNO, MVNO) move from proprietary and bespoke hardware and software ...
of the platform developed. ...
Our OpenStack worker is deployed on top of Ubuntu 14.04 with the low latency kernel (3.17). ...
doi:10.1145/2789168.2789178
dblp:conf/mobicom/NikaeinKGSBPBKN15
fatcat:y2rmxtz4vvbxrirk77ojhplwq4
A Survey on Low Latency Towards 5G: RAN, Core Network and Caching Solutions
[article]
2018
arXiv
pre-print
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We also present a general overview of 5G cellular networks composed of software defined network (SDN), network function virtualization (NFV), caching, and mobile edge computing (MEC) capable of meeting ...
In this regard, we need drastic changes in network architecture including core and radio access network (RAN) for achieving end-to-end latency on the order of 1 ms. ...
packet core (EPC) functions. ...
arXiv:1708.02562v2
fatcat:byyszpxcu5ew5pqlvq672tf5oa
Optimal Orchestration of Virtual Network Functions
[article]
2017
arXiv
pre-print
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-The emergence of Network Functions Virtualization (NFV) is bringing a set of novel algorithmic challenges in the operation of communication networks. ...
We do also quantitatively compare the performance of our VNF-PR heuristic with the classical Virtual Network Embedding (VNE) approach proposed for NFV orchestration, showing the computational differences ...
with loose latency bound. ...
arXiv:1706.04762v1
fatcat:2qxkr5yq7jee3p7sorbebnenre
Service Function Chaining Resource Allocation: A Survey
[article]
2016
arXiv
pre-print
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This category of algorithms is referred as "Service Function Chaining Resource Allocation (SFC-RA)" algorithms or "VNF placement (VNFP)" algorithms. ...
Application of this technology relies on algorithms that can optimally mapping SFC to substrate network. ...
[64] propose a MILP to model the virtual mobile core network embedding with respect to latency bounds. ...
arXiv:1608.00095v1
fatcat:wc5vkybzrzhfdmnnxvyn7hke4q
A Survey on the Placement of Virtual Resources and Virtual Network Functions
2018
IEEE Communications Surveys and Tutorials
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This is the accepted version of the original article published by IEEE. ...
Applying NFV to the Evolved Packet Core (EPC) raises the need for optimal network function placement. ...
VCPU, VMDISK) and the optimal placement of Virtualized Network Functions (VNFs) composing the network slices. ...
doi:10.1109/comst.2018.2884835
fatcat:qu32ztzffnbbjnljo5cbv762di
Optimal orchestration of virtual network functions
2018
Computer Networks
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The emergence of Network Functions Virtualization (NFV) is bringing a set of novel algorithmic challenges in the operation of communication networks. ...
We do also quantitatively compare the performance of our VNF-PR heuristic with the classical Virtual Network Embedding (VNE) approach proposed for NFV orchestration, showing the computational differences ...
Meihui Gao Ph.D. is supported by a grant of the French Ministry of Advanced Education and Research. ...
doi:10.1016/j.comnet.2018.06.006
fatcat:2hk3s3lksrdzjoccrde3llskz4
Provisioning Low Latency, Resilient Mobile Edge Clouds for 5G
[article]
2017
arXiv
pre-print
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increased resilience (through placement of network functions at more distributed datacenter locations) and accounts for service disruption that could be incurred because of user mobility between the service ...
Through evaluations with topology and traffic data from a major carriers's network, we show that, compared to static, centralized networks, careful virtualized provisioning can yield significant savings ...
Virtualization of the CN stack through NFV enables lightweight, scalable software instances of Virtual Network Functions (VNFs) to be deployed on commodity servers. ...
arXiv:1703.10915v1
fatcat:4vtzmvh7mbdczjffdzo4kgyedm
Network Function Virtualization-Aware Orchestrator for Service Function Chaining Placement in the Cloud
2019
IEEE Journal on Selected Areas in Communications
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Network function virtualization (NFV) has been introduced by network service providers to overcome various challenges that hinder them from satisfying the growing demand for networking services with higher ...
The association of NFV with the leading technologies of information technology virtualization and software defined networking is paving the way for flexible and dynamic orchestration of the VNFs, but still ...
Given a set of servers S and a set of VNFs participating in a SFC, BACON finds a feasible near optimal VNF placement solution compared to the MILP optimal solution. ...
doi:10.1109/jsac.2019.2895226
fatcat:vqa7ijiyr5fhxm6mfqzisirkli
Depth-Optimized Delay-Aware Tree (DO-DAT) for Virtual Network Function Placement
[article]
2020
arXiv
pre-print
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In this paper, we present a machine learning-based solution to the Virtual Network Function (VNF) placement problem. ...
Using the Evolved Packet Core (EPC) as a use case, we evaluate the performance of the model and compare it to a previously proposed model and a heuristic placement strategy. ...
of the PSO depth optimization. 1) DAT: The methodology behind the construction of the DAT, as defined by our previous work [3] , takes the previous placements made by the near-optimal heuristic BACON ...
arXiv:2006.01790v1
fatcat:iw5xp7gc7bbibphn3ynrljysdi
Will SDN be part of 5G?
2018
IEEE Communications Surveys and Tutorials
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For many, this is no longer a valid question and the case is considered settled with SDN/NFV (Software Defined Networking/Network Function Virtualization) providing the inevitable innovation enablers towards ...
the realization of a virtualized, flexible, programmable and flexible 5G network. ...
Optimal controller placement is also an open issue. Solutions are presented in [111] , [120] using optimization function and game theoretic approaches. ...
doi:10.1109/comst.2018.2836315
fatcat:4pto3cjdffebhbqxiuav44pm74
Will SDN be part of 5G?
[article]
2018
arXiv
pre-print
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For many, this is no longer a valid question and the case is considered settled with SDN/NFV (Software Defined Networking/Network Function Virtualization) providing the inevitable innovation enablers solving ...
Our main focus is on fronthaul, backward compatibility, supposedly disruptive nature of SDN deployment, business cases and monetization of SDN related upgrades, latency of general purpose processors (GPP ...
Optimal controller placement is also an open issue. Solutions are presented in [111] , [120] using optimization function and game theoretic approaches. ...
arXiv:1708.05096v2
fatcat:keyjxky2u5gobgeehu6zl2z6xq
A Survey On The Controller Placement Problem In SDN
2021
International journal of advanced networking and applications
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In latest researches, we will study about the introduction of a novel method named Garter Snake Optimization Capacitated Controller Placement Problem (GSOCCPP) to obtain the near-optimal minimal propagation ...
In SDN, the control plane and the data plane can be separated with the help of a well-defined programming interface between the SDN controllers and the switches. ...
of Network Functions Virtualization (NFV). ...
doi:10.35444/ijana.2021.13204
fatcat:g57meoe5jbeijczbru5j23fhfi
A Complete LTE Mathematical Framework for the Network Slice Planning of the EPC
2019
IEEE Transactions on Mobile Computing
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We formulate the joint optimization problem of resources dimensioning and embedding of a virtualized EPC and propose a heuristic to solve it. ...
5G is the next telecommunications standards that will enable the sharing of physical infrastructures to provision ultra short-latency applications, mobile broadband services, Internet of Things, etc. ...
To solve the problem, three heuristic algorithms are proposed to achieve near-optimal solutions. ...
doi:10.1109/tmc.2018.2890235
fatcat:titxaq6a7zf2fig3vl3zup3spu
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