Filters








791 Hits in 4.7 sec

Fault Tolerance in SDN Data Plane Considering Network and Application Based Metrics [article]

Baris Yamansavascilar, Ahmet Cihat Baktir, Atay Ozgovde, Cem Ersoy
2019 arXiv   pre-print
Thus, we apply the data plane fault tolerance approach in SDN to improve the QoE of DASH clients in the case of congestion as well as the failure.  ...  Existing SDN data plane fault tolerance approaches can be classified as reactive and proactive which may or may not rely on the controller, respectively.  ...  Since studies that focus on SDN data plane for fault tolerance considered only the network-based metrics, this is the first study that investigates how application and user experience are affected by the  ... 
arXiv:1912.11849v1 fatcat:6lkkz2gvubf6zgfn7gbcof6kni

Generic Controller Adaptive Load Balancing (GCALB) for SDN Networks

Wael Hosny Fouad Aly
2019 Journal of Computer Networks and Communications  
Fault tolerance is an important aspect of network resilience. Fault-tolerance mechanisms are required to ensure high availability and high reliability in different environments.  ...  The beginning of software-defined networking (SDN) has both presented new challenges and opened a new era to develop new strategies, standards, and architectures to support fault tolerance.  ...  SDN Data Plane Fault Tolerance. SDN data plane fault tolerance inherits problems that already exist in current traditional network architectures.  ... 
doi:10.1155/2019/6808693 fatcat:ywg6p75gvncsvptbkkbdrl7tj4

Fault-Tolerance in the Scope of Software-Defined Networking (SDN)

A. U. Rehman, Rui. L. Aguiar, Joao Paulo Barraca
2019 IEEE Access  
We then discuss and structure SDN fault-tolerance research according to three distinct SDN planes (i.e., data, control, and application).  ...  In this survey, we address SDN fault-tolerance and discuss the OpenFlow fault-tolerance support for failure recovery.  ...  They consider the performance metric for the SDN controller based on controller latency and throughput.  ... 
doi:10.1109/access.2019.2939115 fatcat:wg75akptvrfa5ez4ggdjl4qv2m

Link Capacity Planning for Fault Tolerant Operation in Hybrid SDN/OSPF Networks [article]

Marcel Caria, Admela Jukan
2016 arXiv   pre-print
We analyze the networks with various implementations of hybrid SDN/OSPF control planes, and show that our idea of SDN Partitioning requires less amounts of spare capacity compared to legacy or other hybrid  ...  This paper addresses the question of how to robustly dimension the link capacities in emerging hybrid SDN/OSPF networks.  ...  Based on a new iterative heuristic for fault-tolerant capacity planning, we show that hybrid networking in general requires less headroom than OSPF.  ... 
arXiv:1604.05534v1 fatcat:2nmdatch5jc5tluss2ghywekj4

ICONA: Inter Cluster ONOS Network Application [article]

M. Gerola, M. Santuari, E. Salvadori, S. Salsano, M. Campanella, P. L. Ventre, A. Al-Shabibi, W. Snow
2015 arXiv   pre-print
This paper presents ICONA, a tool developed on top of ONOS and designed in order to extend ONOS capability in network scenarios where there are stringent requirements in term of control plane responsiveness  ...  Several Network Operating Systems (NOS) have been proposed in the last few years for Software Defined Networks; however, a few of them are currently offering the resiliency, scalability and high availability  ...  ACKNOWLEDGEMENTS The authors thank the ONOS open source community for the continuous support and the software improvements.  ... 
arXiv:1503.07798v1 fatcat:sc2ndlqpgjh5zmyzr4nvteud24

Controller failover for SDN enterprise networks

V. Pashkov, A. Shalimov, R. Smeliansky
2014 2014 First International Science and Technology Conference (Modern Networking Technologies) (MoNeTeC)  
In SDN network based on OpenFlow a controller performs logically centralized control of enterprise network infrastructure, network policies, and data flows.  ...  To address this problem, we consider different active/standby strategies to provide a controller failover in case of controller failure.  ...  Key metrics Key metrics which characterize a fault-tolerant control platform are the following: Based on the review of modern open-source SDN control platforms [5] as a base controller for HAC  ... 
doi:10.1109/monetec.2014.6995594 fatcat:jsuykoeflzbl3n34yndkznkq5u

ICONA: A Peer-to-Peer Approach for Software Defined Wide Area Networks Using ONOS

Matteo Gerola, Francesco Lucrezia, Michele Santuari, Elio Salvadori, Pier Luigi Ventre, Stefano Salsano, Mauro Campanella
2016 2016 Fifth European Workshop on Software-Defined Networks (EWSDN)  
A logical step towards robustness in SDN is to distribute the load of the control plane between entities, each taking care of a portion of the entire geographical network and each providing an east-west  ...  The Software-Defined-Network (SDN) paradigm aims at improving the design, configuration, maintenance and service provisioning agility of the network through a centralised software control plane which is  ...  SMaRtLight [15] considers a distributed SDN controller aiming at a fault-tolerant control plane.  ... 
doi:10.1109/ewsdn.2016.12 dblp:conf/ewsdn/GerolaLSSVSC16 fatcat:izbf4ley4vepjmmb3mffauxdfm

Achieving dependability in software-defined networking — A perspective

Poul E. Heegaard, Bjarne E. Helvik, Veena B. Mendiratta
2015 2015 7th International Workshop on Reliable Networks Design and Modeling (RNDM)  
The focus is on the dependability issues related to interworking of SDN controllers, network OS (NOS), and forwarding in the data plane.  ...  In particular, consistency in operation and information is a challenge, both between the control and data planes, but also within a given plane.  ...  The controller service and application processes in the control plane will be replicated, both for fault-tolerance and load sharing purposes.  ... 
doi:10.1109/rndm.2015.7324310 dblp:conf/mwcn/HeegaardHM15 fatcat:dqgo7g3tgfhlrd7lpp2gsy5b4a

A Survey of Fault Management in Network Virtualization Environments: Challenges and Solutions

Sihem Cherrared, Sofiane Imadali, Eric Fabre, Gregor Gossler, Imen Grida Ben Yahia
2019 IEEE Transactions on Network and Service Management  
Network Virtualization Environment (NVE) enables the coexistence between multi-tenant SDN and NFV architectures in a single infrastructure without affecting production services [7] .  ...  We propose a new classification of the recent fault management research achievements in the network virtualization environments and compare their major contributions and shortcomings.  ...  We also thank Christian JACQUENET and Ian HAY for their careful reading of the survey and their constructive remarks.  ... 
doi:10.1109/tnsm.2019.2948420 fatcat:r5xzkybqmjfebdoturu2g72uaa

Distributed controller clustering in software defined networks

Ahmed Abdelaziz, Ang Tan Fong, Abdullah Gani, Usman Garba, Suleman Khan, Adnan Akhunzada, Hamid Talebian, Kim-Kwang Raymond Choo, Chun-Hsi Huang
2017 PLoS ONE  
, and fault tolerance.  ...  Furthermore, multiple controllers can reduce the latency, increase the scalability and fault tolerance, and provide availability in SDN deployment.  ...  The data plane in SDN forwards network traffic based on the control plane instructions.  ... 
doi:10.1371/journal.pone.0174715 pmid:28384312 pmcid:PMC5383233 fatcat:mulru2fi6nfszpkbhaavxalywq

Increasing fault tolerance of data plane on the internet of things using the software-defined networks

Katayoun Bakhshi Kiadehi, Amir Masoud Rahmani, Amir Sabbagh Molahosseini
2021 PeerJ Computer Science  
This paper proposes a data plane fault-tolerant architecture using the concepts of software-defined networks for IoT environments.  ...  In addition to the fault tolerance, service quality was considered in the proposed schemes.  ...  Data Availability The following information was supplied regarding data availability: JAVA code is available in the Supplemental File.  ... 
doi:10.7717/peerj-cs.543 pmid:34141880 pmcid:PMC8176526 fatcat:pw5wusv4frd57aokqo4kjg5hqa

Robust and Agile System against Fault and Anomaly Traffic in Software Defined Networks

Mihui Kim, Younghee Park, Rohit Kotalwar
2017 Applied Sciences  
The newly determined routing paths enable the rule manager to generate flow rules for the data plane on network devices.  ...  Moreover, because of the vulnerability of the SDN controller itself (i.e., one point of failure) some studies consider new possible attack scenarios (e.g., crash and data compromise attacks [23], host  ...  Mihui Kim organized evaluations and analyzed the simulation results. Younghee Park developed and designed the proposed system in this work while helping to review this manuscript.  ... 
doi:10.3390/app7030266 fatcat:jyjvnfzpyra5tpxnox7xhploju

ReCSDN: Resilient Controller for Software Defined Networks

Soomaiya Hamid, Narmeen Zakaria, Jawwad Ahmed
2017 International Journal of Advanced Computer Science and Applications  
In this paper, we aim to address the vulnerabilities of SDN control plane. We propose and implement an efficient and Resilient Controller for Software Defined Network (ReCSDN).  ...  Software Defined Networking (SDN) is an emerging network paradigm that provides central control over the network.  ...  SDN addresses the above mentioned issues by separating the control plane and the data plane as shown in Fig. 1 . In SDN control plane provides a centralized control of the network.  ... 
doi:10.14569/ijacsa.2017.080826 fatcat:evievgzryncbxafctqxtl7u66i

LSEA: Software-Defined Networking-Based QoS-Aware Routing Mechanism for Live-Soccer Event Applications in Smart Cities

Yingcheng Zhang, Gang Zhao, Jianhui Lv
2020 Wireless Communications and Mobile Computing  
In this paper, we employ Software-Defined Networking (SDN) to make QoS awareness for the special live-soccer event applications, in which the QoS-aware routing mechanism is proposed, called LSEA.  ...  Meanwhile, delay, delay jitter, and packet loss rate are considered as three objects. On this basis, the improved Dijkstra routing algorithm and SDN-based disjoint routing algorithm are devised.  ...  Acknowledgments We thank Ping Li, who is a senior experimenter to provide the SDN network environment.  ... 
doi:10.1155/2020/8829868 fatcat:rv4tbnczpbgezl23qcmv2tbxxe

Software defined networking (SDN) for reliable user connectivity in 5G networks

Siwar Ben Hadj Said, Bernard Cousin, Samer Lahoud
2017 2017 IEEE Conference on Network Softwarization (NetSoft)  
In this paper, we advocate that the data plane reliability can be easily improved when the Software Defined Networking (SDN) concept is incorporated into LTE/EPC networks.  ...  Reliability was, and still is, a major concern for telecoms operators. Network outage can potentially produce high penalty in terms of revenue and user quality of experience.  ...  ACKNOWLEDGMENT The work presented in this paper is supported by the French-German project BERCOM jointly funded by ANR and BMBF under the grant number ANR-14-PICS-0001.  ... 
doi:10.1109/netsoft.2017.8004219 dblp:conf/netsoft/SaidCL17 fatcat:3ghf2kktvjgk7g6o3wbz4sov2e
« Previous Showing results 1 — 15 out of 791 results