December 4, 2023

The notion of software-defined networking would tumble aside with no SDN controllers. SDN relies on the controller to enable a centralized platform for administration, configuration and programmability.

A powerful benefit of SDN controllers is automation. Instead of manually configuring particular person units, community engineers can configure and distribute guidelines by means of the SDN controller. The controllers also assist flexible route routing, trustworthiness and visibility.

But some challenges with controllers include things like general performance analysis and controller collection, in accordance to the guide SDN-Supported Edge-Cloud Interplay for Following Generation Web of Factors from Taylor & Francis Team. In the guide, Kshira Sagar Sahoo, Arun Solanki, Sambit Kumar Mishra, Bibhudatta Sahoo and Anand Nayyar compiled conversations on the convergence of edge computing, SDN and IoT.

Frequent SDN controllers contain Floodlight, Nox, OpenDaylight, Open up Community Operating Technique, Pox, Ryu and Trema. So, how do community groups decide on from the numerous choices? Some community engineers could like to pick an SDN controller based on overall performance variables, these as throughput, latency and CPU use, according to the editors. Other people may possibly glimpse at the important attributes of a controller.

Below are 10 popular characteristics of SDN controllers:

  1. OpenFlow — a southbound API that directs circulation requests forwarded by switches to a controller and vice versa.
  2. GUI — gets and demonstrates details about forwarding units, configuration and application deployment.
  3. Northbound Relaxation API — permits conversation amongst purposes and the controller.
  4. Clustering — increases scalability and controller functionality.
  5. Quantum API — calls from controller to cloud companies.
  6. Synchronization — liable for how controllers shop and reply to network info.
  7. Efficiency — has an effect on the ease with which builders can produce apps and use the controller’s programming language.
  8. Partnership assistance — the amount of third-bash help.
  9. System aid — the compatibility of SDN controllers with numerous OSes.
  10. Modularity — the ability to develop instructions and subroutines.

But the collection system may possibly not be as clear as comparing overall performance compared to features. As an alternative, community groups may well need to have to use a hybrid strategy that considers controller conditions, options and priorities.

Below is a chapter excerpt from SDN-Supported Edge-Cloud Interaction for Future Era World-wide-web of Issues: “Functionality Analysis Procedures for SDN Controllers.” This chapter explores distinctive components of SDN controllers and strategies network teams can use to find a controller.

About the editors
Kshira Sagar Sahoo
acquired his Grasp of Technological know-how (MTech) degree in info and communication know-how from Indian Institute of Technology Kharagpur in Kharagpur, India, in 2014 and a Ph.D. in computer system science and engineering from the Countrywide Institute of Technological innovation (NIT) Rourkela in Rourkela, India, in 2019. He is now doing the job as assistant professor with the department of computer science and engineering at SRM College in Amaravati, Andhra Pradesh, India. He is a postdoctoral fellow with the office of computing science at Umeå College in Umeå, Sweden. He has printed a lot more than 90 investigate articles in many top rated worldwide journals and conferences, such as IEEE Transactions on Smart Transportation Methods IEEE Transactions on Community and Assistance Management IEEE Systems Journal IEEE Web of Items Journal Affiliation for Computing Equipment (ACM) Transactions on Multimedia Computing, Communications, and Programs Upcoming Generation Laptop or computer Devices from Elsevier and Journal of Devices and Software program from Elsevier. His research pursuits include future-era community infrastructure, these kinds of as SDN, edge computing, IoT and industrial IoT. He has far more than 5 years’ teaching expertise, two many years of sector practical experience and four many years of study knowledge. He is a member of the IEEE Computer Society and associate member of the Establishment of Engineers (India).

Arun Solanki gained his MTech diploma in personal computer engineering from YMCA College in Faridabad, Haryana, India, and a Ph.D. in laptop or computer science and engineering from Gautam Buddha College in 2014. He is at present performing as an assistant professor in the department of laptop or computer science and engineering at Gautam Buddha College in Greater Noida, India. He is also co-convener of the Centre of Excellence in Artificial Intelligence. Dr. Solanki has labored as timetable coordinator and as a member of the examinations, admissions, sporting activities council, electronic details and other college committees. He has supervised much more than 70 MTech dissertations and is at the moment guiding 5 college students by way of their Ph.D. in AI. His investigation passions span skilled systems, device finding out and search engines. He has printed a lot more than 70 exploration articles in Science Citation Index (SCI)/Scopus-indexed intercontinental journals and conferences and participated in person in numerous nationwide and intercontinental conferences, chairing quite a few periods. He has been a specialized and advisory committee member of several international conferences and has organized a number of college advancement systems, conferences, workshops and seminars. He is an affiliate editor for the IGI Scopus-indexed Intercontinental Journal of Website-Primarily based Discovering and Training Systems. He has been a guest editor for exclusive troubles of Recent Patents on Computer system Science from Bentham Science Publishers. Arun Solanki has revealed a lot more than 10 publications with reputed publishers, like IGI Global, CRC Push, Elsevier and Apple Educational Push. He functions as a reviewer for Springer, Wiley, MDPI, IGI World, Elsevier and other reputed publishers of SCI/Scopus journals.

Sambit Kumar Mishra is at present doing the job as an assistant professor in the division of pc science and engineering at SRM University in India. He obtained his Ph.D. in pc science and engineering from the Countrywide Institute of Technologies in Rourkela, India, and MTech and MSc levels in personal computer science from Utkal College in India. His research pursuits consist of cloud computing, edge/fog computing, IoT and wireless sensor networks. He has revealed additional than 50 investigation posts in internationally reputed journals and conferences. He is a member of the IEEE Laptop or computer Culture, Establishment of Electronics and Telecommunication Engineers, and Institute of Scholars.

Bibhudatta Sahoo acquired his MTech and Ph.D. degrees in computer science and engineering from NIT Rourkela in India. He is presently affiliate professor in the division of laptop or computer science and engineering at NIT Rourkela, and he has 25 years’ teaching experience at undergraduate and graduate amount in the area of personal computer science and engineering. He has authored or co-authored over 200 publications in refereed global journals and conferences by Wiley, Springer and Elsevier, such as IEEE Transactions. His technical pursuits incorporate data constructions and algorithm style and design, parallel and distributed units, networks, computational devices, algorithms for very huge-scale integration design and style, effectiveness analysis techniques and modeling strategies, distributed computing methods, networking algorithms and web engineering. He is a member of IEEE and ACM.

Anand Nayyar gained his Ph.D. in laptop or computer science (wireless sensor networks, swarm intelligence and network simulation) from Desh Bhagat College in 2017. He is at this time doing work in the College of Pc Science at Duy Tan University in Da Nang, Vietnam as assistant professor, scientist, vice chairman of research and director of IoT and Intelligent Methods Lab. He retains 125 specialist certificates from Cisco, Microsoft, Amazon, the EC, Oracle, Google, Beingcert, Exin, Global Association for Quality Administration, Cyberoam and many much more. He has revealed far more than 150 investigate papers in several substantial-quality Intercontinental Scientific Indexing/SCI/SCI Expanded/Social Sciences Quotation Index influence element journals/Scopus/Emerging Resources Quotation Index journals 100 papers in global conferences indexed with Springer, IEEE Xplore and ACM Electronic Library and additional than 50 ebook chapters in numerous Scopus/Internet of Science-indexed textbooks with Springer, CRC Press, Wiley, Institution of Engineering and Technological know-how (IET) and Elsevier. He is a senior or everyday living member of additional than 50 associations, including IEEE and ACM. He has authored, co-authored or edited 40 textbooks on laptop or computer science. He has 18 Australian patents, 11 Indian Structure-cum-Utility patents, three Indian copyrights, two Canadian copyrights, 4 German patents and a single U.S. patent to his credit score in the spots of wi-fi communications, AI, cloud computing, IoT and picture processing. He has gained quite a few awards for his training and exploration. He functions as associate editor for Wireless Networks (Springer), Laptop or computer Communications (Elsevier), Worldwide Journal of Sensor Networks (Inderscience), Frontiers in Personal computer Science, PeerJ Laptop or computer Science, Human-centric Computing and Details Sciences, IET Quantum Communication, IET Wi-fi Sensor Systems, IET Networks, Worldwide Journal of Distributed Techniques and Technologies, Worldwide Journal of Details Security and Privacy, Worldwide Journal of Cognitive Informatics and All-natural Intelligence and International Journal of Inexperienced Computing. He is editor in main of the Usa IGI Global Global Journal of Intelligent Autos and Good Transportation. He has reviewed extra than 3,000 articles or blog posts for numerous Website of Science-indexed journals. He is now investigating wi-fi sensor networks, IoT, swarm intelligence, cloud computing, AI, drones, blockchain, cybersecurity, network simulation and wi-fi communications.