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Safe Update of Hybrid SDN Networks

Stefano Vissicchio, Laurent Vanbever, Luca Cittadini, Geoffrey G. Xie, Olivier Bonaventure
2017 IEEE/ACM Transactions on Networking  
Our approach therefore supports a large set of use cases, ranging from traffic engineering in IGP-only or SDN-only networks to incremental SDN roll-out and advanced requirements (e.g., per-flow path selection  ...  Moreover, it can be applied to update networks running any combination of centralized and distributed control-planes, including different families of IGPs, OpenFlow or other SDN protocols, and hybrid SDN  ...  ., [4] for a survey.  ... 
doi:10.1109/tnet.2016.2642586 fatcat:t4rknsohjjhprdubmnytctpbfy

Incremental Deployment of SDN in Hybrid Enterprise and ISP Networks

David Ke Hong, Yadi Ma, Sujata Banerjee, Z. Morley Mao
2016 Proceedings of the Symposium on SDN Research - SOSR '16  
Introducing SDN into an existing network causes both deployment and operational issues. A systematic incremental deployment methodology as well as a hybrid operation model is needed.  ...  We present such a system for incremental deployment of hybrid SDN networks consisting of both legacy forwarding devices (i.e., traditional IP routers) and programmable SDN switches.  ...  a small set of existing devices for upgrading. • We maintain a global view of the hybrid topology through interactions between legacy and SDN devices. • We design a hybrid traffic engineering approach  ... 
doi:10.1145/2890955.2890959 dblp:conf/sosr/HongMBM16 fatcat:r6brqlysa5hzxkviduplq7jslu

Multi-domain SDN controller federation in hybrid FiWi-MANET networks

Paolo Bellavista, Carlo Giannelli, Thomas Lagkas, Panagiotis Sarigiannidis
2018 EURASIP Journal on Wireless Communications and Networking  
The recent advancements and penetration of software-defined networking (SDN) techniques have stimulated the adoption of SDN-based flexible monitoring and control also for the MANET and FiWi domains.  ...  Traditionally, mobile ad hoc networks (MANET) and hybrid optical-wireless networks, also known as fiber-wireless (FiWi), have been considered disjointly and independently, with no synergic management solutions  ...  Readers interested in a general presentation of the SDN architecture, together with a thorough survey of SDN solutions applied to optical networks, are encouraged to refer to [9] .  ... 
doi:10.1186/s13638-018-1119-0 fatcat:wsr5aflvunf6ndykqic22dlsee

Performance Evaluation of a Hybrid IP/SDN network in Datacenter Network Architectures

Imen Dhiab, Yosra Barouni, Sofiane khalfallah, Jaleleddine Ben Hadj Slama
2019 IET Communications  
These results are explained by the fact of using a hybrid IP/SDN network where IP and SDN-enabled switches with an SDN learning controller co-exist.  ...  SDN assures the programmability of the network components and the development of new routing and forwarding approaches without changing the hardware components.  ...  These solutions are proposed in a full SDN network and ignore the hybrid SDN architecture. Hybrid SDN networks are surveyed in detail in [23] .  ... 
doi:10.1049/iet-com.2018.5715 fatcat:ridsd7ijhrh5hp56aj7qda76ne

Transition to SDN is HARMLESS: Hybrid Architecture for Migrating Legacy Ethernet Switches to SDN

Levente Csikor, Mark Szalay, Gabor Retvari, Gergely Pongracz, Dimitrios P. Pezaros, Laszlo Toka
2020 IEEE/ACM Transactions on Networking  
Software-Defined Networking (SDN) offers a new way to operate, manage, and deploy communication networks and to overcome many long-standing problems of legacy networking.  ...  HARMLESS Manuscript incurs an order of magnitude smaller initial expenditure for an SDN deployment than existing turnkey vendor SDN solutions while, at the same time, yields matching, or even better, data  ...  Furthermore, HARMLESS can introduce the existing legacy network infrastructure under SDN control and hence is more economical.  ... 
doi:10.1109/tnet.2019.2958762 fatcat:nvpcofii7vc5tgf3c56wtasj5y

Effective Flow Table Space Management Using Policy-Based Routing Approach in Hybrid SDN Network

Manish Paliwal, Kapil Kumar Nagwanshi
2022 IEEE Access  
According to the experimental results, the suggested approach outperforms specific similar state-of-the-art techniques in the hybrid SDN domain.  ...  In this study, a hybrid network scenario is provided in which the external boundary forwarding devices of the service provider network are replaced with SDN devices.  ...  [6] , The authors provide a brief survey about the hybrid SDN, which comprises issues.  ... 
doi:10.1109/access.2022.3180333 fatcat:msxpfx6lsbdsznffuplra3rvh4

PARD: Hybrid Proactive and Reactive Method Eliminating Flow Setup Latency in SDN

Michal Rzepka, Piotr Borylo, Artur Lason, Andrzej Szymanski
2020 Journal of Network and Systems Management  
One of the most important issues regards significant setup latency of a new flow. To address this issue we propose PARD: a hybrid proactive and reactive method to manage flow table entries.  ...  Additional advantages of the proposed solution are, among the others, its ability to preserve all capabilities of Software Defined Networking, utilization of multiple flow tables, a possibility to employ  ...  In a survey addressing the problem of placing flow entries in OpenFlow networks [8] the authors stated that a hybrid approach is an expected way to handle traffic.  ... 
doi:10.1007/s10922-020-09550-z fatcat:6kyulqxwdrdetedq4eyav6o7mm

A Hybrid Approach for Providing Improved Link Connectivity in SDN

Muthumanikandan Vanamoorthy, Valliyammai Chinnaiah, Harish Sekar
2019 ˜The œinternational Arab journal of information technology  
Software-Defined Networking (SDN) is a unique approach to design and build networks. The networks services can be better handled by administrators with the abstraction that SDN provides.  ...  A hybrid scheme has been proposed with per-link Bidirectional forwarding mechanism to handle the failover.  ...  SDN switches and traditional IP routers can co-exist in a hybrid mechanism which can be used to solve the issue of single link failure and guarantee traffic reachability [5] .  ... 
doi:10.34028/iajit/17/2/13 fatcat:aaijd53nxfcqjkpsyr5ciqli3e

Multi-Controllers Placement Optimization in SDN by the Hybrid HSA-PSO Algorithm

Neamah S. Radam, Sufyan T. Faraj Al-Janabi, Khalid Sh. Jasim
2022 Computers  
To resolve the Multi-controller SDN (MC-SDN) that is deployed in the SDN environment, we propose an approach that uses a hybrid metaheuristic algorithm that improves network performance.  ...  Software-Defined Networking (SDN) is a developing architecture that provides scalability, flexibility, and efficient network management.  ...  Conflicts of Interest: The authors declare no conflict of interest. Computers 2022, 11, 111  ... 
doi:10.3390/computers11070111 fatcat:kk2di5l3vrd5lmudsuickzfunm

A hybrid entropy-based DoS attacks detection system for software defined networks (SDN): A proposed trust mechanism

Nada M. AbdelAzim, Sherif F. Fahmy, Mohammed Ali Sobh, Ayman M. Bahaa Eldin
2020 Egyptian Informatics Journal  
We develop a hybrid method for detecting denial of service attacks and incorporate this information in routing decisions so that nodes that are part of a botnet can be quickly identified and excluded from  ...  Software defined networks are an emerging category of networks in which the data plane and control plane are separated.  ...  The proposed hybrid algorithm is more robust as it takes the nature of existing network traffic into account and can adapt in real-time as the nature of the traffic in a network changes.  ... 
doi:10.1016/j.eij.2020.04.005 fatcat:leyp47a2p5gepcdhu3prl7phuu

Latency-Based Dynamic Controller Assignment in Hybrid SDNs: Considering the Impact of Legacy Routers

Jie Yuan, Erxia Li, Chaoqun Kang, Fangyuan Chang, Tingting Yuan, Xiaoyong Li
2019 Future Internet  
Considering the gradual migration from traditional networks to SDNs, the hybrid SDN, which consists of SDN-enabled devices and legacy devices, is an intermediate state.  ...  Software-defined networking (SDN) is a modern network architecture, which separates the network control plane from the data plane.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/fi11080168 fatcat:7id4wmjdnbaebnuqqdwbb6jcb4

Security Features in a Hybrid Software-Defined Network

2021 Tehnički Vjesnik  
A survey of the existing research includes vector attacks and troubleshooting using the capabilities of SDN with an emphasis on access control, detection, and prevention of attacks.  ...  implements it through a hybrid software-defined network.  ...  Hybrid Software-defined Network A network that is a combination of SDN and traditional network devices is commonly referred to as a hybrid SDN network.  ... 
doi:10.17559/tv-20201208122622 fatcat:nvvgdj4v5nc6jahwr74xedaxli

Convergence Time Monitoring Algorithm in Hybrid Software Defined Networks

Mawra Gull, Jasdeep Singh
2021 International journal of computer science and mobile computing  
Thus, a hybrid network environment has emerged which consists of centralized controller, SDN switch and legacy routers.  ...  Therefore, Software Defined Network (SDN) technology is submitted to support the flow control suitable monitoring by providing a global view of the network.  ...  "Hybrid networks: A survey of existing approaches,".  ... 
doi:10.47760/ijcsmc.2021.v10i08.004 fatcat:3fdogvnicfa3rl6mq3rlevvzqm

Guest Editors' Introduction: Special Issue on Management of Softwarized Networks

Filip De Turck, Prosper Chemouil, Raouf Boutaba, Minlan Yu, Christian Esteve Rothenberg, Kohei Shiomoto
2016 IEEE Transactions on Network and Service Management  
The paper presents the detailed definition of the problem, a discussion of research challenges, and a detailed review of existing works with focus on SDN and NFV-based approaches.  ...  Furthermore, an optimization of an existing update approach is presented together with an approach for in-network filtering of duplicates. C.  ...  He is also a member of steering committee of the IEEE NetSoft Conference.  ... 
doi:10.1109/tnsm.2016.2598093 fatcat:f37wjaibmjf2nlggmsjpylh2sa

Software-Defined Networks and Named Data Networks in Vehicular Ad Hoc Network Routing: Comparative Study and Future Directions

Ishtiaq Wahid, Sadaf Tanvir, Abdul Hameed, Masood Ahmad
2022 Security and Communication Networks  
We present a new taxonomy of routing protocols based on the additional routing aspects of Software-Defined Networks and Named Data Networks.  ...  All traditional routing protocols are kept in a single category. This research work aims to update the existing taxonomy of routing protocols with the newly adopted aspects of research in routing.  ...  [59] proposed a new approach based on the architecture of SDN for network selection. is approach involves a centralized network selection at the SDVN control layer. e controller can select the optimal  ... 
doi:10.1155/2022/1270180 doaj:b3562ff6c630459db301c5dc3e816b4a fatcat:wlxiyrqrpjha7gteqrm2ifwvsu
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