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Constraint programming for flexible Service Function Chaining deployment [article]

Tong Liu, Franco Callegati, Walter Cerroni, Chiara Contoli, Maurizio Gabbrielli, Saverio Giallorenzo
2018 arXiv   pre-print
In this paper we address two crucial sub-problems of this task: i) the language to formalize the request of a given SFC to the network and ii) the solution of the SFC design problem, once the request is  ...  Delivering end-to-end networking services across multiple NFV/SDN network domains by implementing the so-called Service Function Chain (SFC) i.e., a sequence of Virtual Network Functions (VNF) that composes  ...  Nevertheless, when no ambiguity arises, we will identify a VNF with its type.  ... 
arXiv:1812.05534v1 fatcat:zvi4illoyfdufhotqud4jjy2h4

5GCHAMPION - Disruptive 5G Technologies for Roll-Out in 2018

Emilio Calvanese Strinati, Markus Mueck, Antonio Clemente, Junhyeong Kim, Gosan Noh, Heesang Chung, Ilgyu Kim, Taesang Choi, Yeongjin Kim, Hyun Kyu Chung, Giuseppe Destino, Aarno Pärssinen (+5 others)
2018 ETRI Journal  
In this article, we focus on a subset of three disruptive technological solutions developed and experimented on by 5GCHAMPION during the 2018 PyeongChang Olympic Games: high speed communications, direct  ...  The 5GCHAMPION Europe-Korea collaborative project provides the first fully-integrated and operational 5G prototype in 2018, in conjunction with the 2018 PyeongChang Winter Olympic Games.  ...  Key Enabling Technology: Architecture of High-Speed Train Communication System The design of a high-speed train communications system in 5GCHAMPION, namely the mobile hotspot network (MHN)-enhancement  ... 
doi:10.4218/etrij.2017-0237 fatcat:zjsq74er2bdqba444ackgat3zq

Network Function Virtualization: State-of-the-Art and Research Challenges

Rashid Mijumbi, Joan Serrat, Juan-Luis Gorricho, Niels Bouten, Filip De Turck, Raouf Boutaba
2016 IEEE Communications Surveys and Tutorials  
In this paper, after discussing NFV and its relationship with complementary fields of Software Defined Networking (SDN) and cloud computing, we survey the state-of-the-art in NFV, and identify promising  ...  facilitate the deployment of new services with increased agility and faster time-to-value.  ...  This work was partly funded by FLAMINGO, a Network of Excellence project (318488) supported by the European Commission under its Seventh Framework Programme, and project TEC2012-38574-C02-02 from Ministerio  ... 
doi:10.1109/comst.2015.2477041 fatcat:w4s54gwp45e7lmg5j2k674ztie

From Webscale To Telco, The Cloud Native Journey

Bessem Sayadi, Nikos Stasinopoulos, Bilal Al Jammal, Thomas Deiss, Athina Ropodi, Ilhem Fajjari, Cristian Patachia, David Griffin, David Breitgand, Josep Martrat, Ricard Vilalta, Shuaib Siddiqui (+1 others)
2018 Zenodo  
The 5G Software Network Working Group as part of the 5G-PPP Initiative prepared this white paper (WP) to provide first insights and trigger discussions about 5G cloud-native design.  ...  The WP highlights that we must ensure ascending compatibility with cloud environment in order to design a cloud-native 5G system and benefit from the best technologies from the cloud industry, essentially  ...  Once the new VNFs, microservice, are designed, the paper introduced a set of technology used to deploy, orchestrate, network and monitor them.  ... 
doi:10.5281/zenodo.1306414 fatcat:hmfhoeihordaxjrqkrbmumjsuu

Anomaly Detection and Root Cause Localization in Virtual Network Functions

Carla Sauvanaud, Kahina Lazri, Mohamed Kaaniche, Karama Kanoun
2016 2016 IEEE 27th International Symposium on Software Reliability Engineering (ISSRE)  
This paper describes a new approach to detect Service Level Agreements (SLAs) violations and preliminary symptoms of SLAs violations.  ...  It can also detect preliminary symptoms of high workloads triggering SLA violations.  ...  A. Detection approach The VNF QoS that an SLA encompasses may be defined by several complementary high level characteristics such as service availability or speed [7] .  ... 
doi:10.1109/issre.2016.32 dblp:conf/issre/SauvanaudLKK16 fatcat:rft4ep6nvfgebp7cjqpmf3rerm

Network Function Virtualization in Software Defined Infrastructures (Dagstuhl Seminar 17032)

David Hausheer, Oliver Hohlfeld, Diego R. López, Bruce MacDowell Maggs, Costin Raiciu, Marc Herbstritt
2017 Dagstuhl Reports  
The main goal of this seminar was to gather researchers from academia, industry, and standardization bodies to discuss a joint perspective on research questions in the field of NFV.  ...  The softwarization of networks by introducing concepts such as Software-Defined Networking (SDN) or Network Functions Virtualization (NFV) currently massively changes network management by enabling more  ...  of suitable hardware available in a timely fashion."  ... 
doi:10.4230/dagrep.7.1.74 dblp:journals/dagstuhl-reports/HausheerHLMR17 fatcat:manqhv5udjd7bkrrvmih5goiae

Network Functions Virtualization: The Long Road to Commercial Deployments

A. U. Rehman, Rui. L. Aguiar, Joao Paulo Barraca
2019 IEEE Access  
In this survey, we provide a detailed background of NFV to establish a comprehensive understanding of the subject, ranging from the basics to more advanced topics.  ...  Moreover, we offer a comprehensive overview of the NFV main concepts, standardization efforts, the benefits of NFV, and discussions of the NFV architecture as defined by the European telecommunications  ...  VNFs scheduling is the process of embedding VNFs in such a way to compose a chain of VNFs that minimize the total run time service execution.  ... 
doi:10.1109/access.2019.2915195 fatcat:qcdofbg2qrhsjaa4wk2skb4sai

D2.2 System Functional Requirements and Architecture

Moshe Ran, Adam Kapovits, John Cosmas, Ben Meunier, Kareem Ali, Nawar Jawad, Mukhald Salih, Hongying Meng, Wei Li, Yue Zhang, Li-Ke Huang, Xun Zhang (+41 others)
2018 Zenodo  
The software architecture of Infrastructure Layer, Network Layer, Orchestration Layer and Service Layer is also described in this report.  ...  This report provides also the details of IoRL position sensing architecture.  ...  A VNF NCT thus defines a logical network-level topology of the VNFs in a graph.  ... 
doi:10.5281/zenodo.2578860 fatcat:jacx5w57ajbiha4i4mcc5jfsxq

Distributed Ledger Technologies For Network Slicing: A Survey

Farhana Javed, Kiril Antevski, Josep Mangues, Lorenza Giupponi, Carlos J. Bernardos
2022 IEEE Access  
In this context, Blockchain comes to the rescue by bringing its decentralized yet immutable and auditable lemdger, which has a high potential in the telco arena.  ...  Deploying slices requires end-to-end (E2E) control of services and the underlying resources in a network substrate featuring an increasing number of stakeholders.  ...  PBFT aims for high performance (e.g., high transactional throughput, low latency, etc.), and high execution time.  ... 
doi:10.1109/access.2022.3151150 fatcat:xvnbrnczurbfvpf5rfb5uxg5b4

Softwarization of 5G Networks – Implications to Open Platforms and Standardizations

David Lake, Ning Wang, Rahim Tafazolli, Louis Samuel
2021 IEEE Access  
Date of publication xxxx 00, 0000, date of current version xxxx 00, 0000.  ...  ACKNOWLEDGMENT The authors would like to acknowledge the support from the University of Surrey's 5G Innovation Centre 940 (5GIC) (http://www.surrey.ac.uk/5gic) members and EPSRC NG-CDI (EP/R004935/1) project  ...  In the case of a Service Function Chain composed of several parallel VNFs, elements of both North/South and East/West traffic will be required.  ... 
doi:10.1109/access.2021.3071649 fatcat:2nmuasyqdfb4xc4wpeqeodqvom

Deliverable 1.1 Use Case scenarios analysis and 5G requirements

Francesca Santori, Tommaso Bragatto, Giampaolo Fiorentino, Antonello Corsi, Kalaboukas Konstantinos, Frederic Antonio, Dominique Barthel, Mircea Liviu Suciu, Alistair Duke, John Davies, Maria Rita Spada, Andrea Viola (+9 others)
2017 Zenodo  
The associated 5G network requirements and KPIs are clearly formulated, setting the foundation for the further stages of the project.  ...  For each use case actors, scenarios, pre and post-conditions, the flow of actions and application requirements are analysed from the energy, telecom and ICT perspectives.  ...  not very high and smart meters are prone to direct cyber-threats; there is no holistic concept on the whole data chain to mitigate cyberattacks, starting from the meter as the primary source of data;  ... 
doi:10.5281/zenodo.1240207 fatcat:og2atmlebnfhbp2gmcrfni4dsu

Service Provider DevOps network capabilities and tools [article]

Rebecca Steinert, Wolfgang John, Pontus Sköldström, Bertrand Pechenot, András Gulyás, István Pelle, Tamás Lévai, Felicián Németh, Juhoon Kim, Catalin Meirosu, Xuejun Cai, Chunyan Fu (+11 others)
2015 arXiv   pre-print
The concept is further exemplified in a case study for deployment and scaling of an Elastic Firewall.  ...  Specifically, the report contains technical descriptions of a set of novel SP-DevOps tools and support functions that facilitate observability, troubleshooting, verification, and VNF development processes  ...  Each single chain contains the models of each VNF in the chain itself.  ... 
arXiv:1510.02818v2 fatcat:3ldre26zznhzpmq5dboz374hbi

Edge computing for 5G networks - white paper

David Artuñedo Guillen, Bessem Sayadi, Pascal Bisson, Jean Phillippe Wary, Håkon Lonsethagen, Carles Antón, Antonio de la Oliva, Alexandros Kaloxylos, Valerio Frascolla
2020 Zenodo  
Moreover, the white paper provides an in-depth analysis of Edge solutions that have been selected, deployed and validated by 17 different EU funded 5G PPP projects.  ...  , c) a discussion about the role of security, and d) an analysis of several business aspects around the Edge ecosystem.  ...  This allows to achieve a state replication which is lightweight for the VNFs and that exploits the high processing speed of P4 switches.  ... 
doi:10.5281/zenodo.4555780 fatcat:sg62p5agq5c75hsbr2hyb4vkqe

Edge computing for 5G networks - white paper

David Artuñedo Guillen, Bessem Sayadi, Pascal Bisson, Jean Phillippe Wary, Håkon Lonsethagen, Carles Antón, Antonio de la Oliva, Alexandros Kaloxylos, Valerio Frascolla
2020 Zenodo  
Moreover, the white paper provides an in-depth analysis of Edge solutions that have been selected, deployed and validated by 17 different EU funded 5G PPP projects.  ...  , c) a discussion about the role of security, and d) an analysis of several business aspects around the Edge ecosystem.  ...  This allows to achieve a state replication which is lightweight for the VNFs and that exploits the high processing speed of P4 switches.  ... 
doi:10.5281/zenodo.3698117 fatcat:zjbuceqquzfchcylpgacwgxjpa

5G for the Support of Public Safety Services

Ioannis P. Chochliouros, Anastasia S. Spiliopoulou, Pavlos I. Lazaridis, Zaharias D. Zaharis, Maria-Rita Spada, Jordi Pérez-Romero, Bego Blanco, Hicham Khalife, Ehsan Ebrahimi Khaleghi, Michail-Alexandros Kourtis
2021 Wireless personal communications  
Each one of these services is associated to a dedicated network slice within the scope of the corresponding fundamental 5G ESSENCE architecture and both services are provided via suitable VNFs, thus offering  ...  In particular, due to the development of commercially deployed 5G networks, PS providers look for ways to implement related solutions upon such infrastructures, potentially in a shared use with existing  ...  She is author/coauthor of more than 100 papers in the international literature and has participated to numerous conferences, in several of which as invited speaker. Prof. Pavlos I.  ... 
doi:10.1007/s11277-021-08473-5 fatcat:pncqevoqavb6tjrlculil55tam
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