Results 11 to 20 of about 140,290 (285)

An Effective Approach for Controller Placement in Software-Defined Internet-of-Things (SD-IoT) [PDF]

open access: yesSensors, 2022
The Software-Defined Networking (SDN) paradigm has transferred network intelligence from network devices to a centralized controller. Controllers are distributed in a network to eliminate a single point of failure (SPOF) and improve reliability and ...
Jehad Ali, Byeong-hee Roh
doaj   +4 more sources

Controller placement with critical switch aware in software-defined network (CPCSA) [PDF]

open access: yesPeerJ Computer Science, 2023
Software-defined networking (SDN) is a networking architecture with improved efficiency achieved by moving networking decisions from the data plane to provide them critically at the control plane.
Nura Muhammed Yusuf   +4 more
doaj   +3 more sources

Controller Placement Methods Analysis [PDF]

open access: yes2016 6th International Conference on Information Communication and Management (ICICM), 2016
Software-Defined Networking (SDN) offers flexibility and programmability to the network infrastructure through the introduction of a controller. However, the controller introduces extra delay into the system as new data flows must query the controller ...
Baugé, Timothy   +2 more
core   +6 more sources

Hybrid GA-PSO Optimization for Controller Placement in Large-Scale Smart City IoT Networks [PDF]

open access: yesSensors
The Internet of Things (IoT) plays an important role in the development of smart cities. IoT forms a large network, and optimal controller placement plays a crucial role in ensuring network performance and resilience.
Sheeraz Ali Memon   +11 more
doaj   +2 more sources

A Survey of Controller Placement Problem in Software-Defined Networking

open access: yesIEEE Access, 2019
In order to simplify the management of the traditional network, software-defined networking (SDN) has been proposed as a promising paradigm shift that decouples control plane and data plane, providing programmability to configure the network.
Jie Lu   +4 more
doaj   +3 more sources

Towards Dynamic Controller Placement in Software Defined Vehicular Networks [PDF]

open access: yesSensors, 2020
The emerging SDVN (Software Defined Vehicular Network) paradigm promises to bring flexibility and efficient resource utilization to vehicular networks, enabling the emergence of novel Intelligent Transportation Services.
Soufian Toufga   +4 more
doaj   +2 more sources

Survivable controller placement in software defined network [PDF]

open access: yesAUT Journal of Mathematics and Computing, 2022
One of the problems raised in software defined networks is to deter[1]mine the number and installation location of controllers so that the cost of implementation reduced and survivability of the network against link or node failure increased.
Ahmad Moradi, Ali AbdiSeyedkolaei
doaj   +2 more sources

A Hybrid Evolutionary Algorithm of Optimized Controller Placement in SDN Environment

open access: yesComputer Assisted Methods in Engineering and Science, 2023
Controller placement problem (CPP) is a significant technological challenge in software defined network (SDN). Deployment of a properly designed SDN-based network is required to detect optimal number of controllers for enhancing the network’s ...
J. Hemagowri, P. Tamil Selvan
doaj   +1 more source

Improving Delay in SDNs by Metaheuristic Controller Placement [PDF]

open access: yesInternational Journal of Industrial Electronics, Control and Optimization, 2022
Software-defined networking is a new network model proposed to solve the complexity of traditional network problems and facilitate dynamic network operation and management.
Maedeh Abedini Bagha   +3 more
doaj   +1 more source

Toward Reliable Controller Placements in Software-Defined Network Using Constrained Multi-Objective Optimization Technique

open access: yesIEEE Access, 2022
Software Defined Networking (SDN) makes it easy to control and manage the network due to a centralized control plane. However, this centralization also limits the scalability of SDN. To address this scalability issue, multiple controllers are deployed in
Kanwal Saeed, Muhammad Obaid Ullah
doaj   +1 more source

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