Scalable Physical Layer Security Components for Microservice-Based Optical SDN Controllers

  • Natalino, Carlos
  • Manso, Carlos
  • Vilalta, Ricard
  • Monti, Paolo
  • Munoz, Raul
  • Furdek, Marija
2021 European Conference on Optical Communication (ECOC)
We propose and demonstrate a set of microservice-based security components able to perform physical layer security assessment and mitigation in optical networks. Results illustrate the scalability of the attack detection mechanism and the agility in mitigating attacks.

Optical Network Telemetry with Streaming Mechanisms using Transport API and Kafka

  • Ricard Vilalta
  • Ramon Casellas
  • Ricardo Martinez
  • Raul Muñoz
  • Alfredo González-Muñiz
  • Juan Pedro Fernández-Palacios
2021 European Conference on Optical Communication (ECOC)
We present a streaming mechanism for optical networks based on the Kafka architecture and protocols, to efficiently distribute state and network updates following the upcoming ONF Transport API streaming implementation agreement.

Workshop paper: “From 5G to 6G Automated and Intelligent SecuriTy: FAST. Cloud-Scale SDN Network Security in TeraFlow”

  • Alberto Mozo
  • Antonio Pastor
  • Carlos Natalino
  • Marija Furdek
  • Rahul Bobba
  • Raul Muñoz
  • Ramon Casellas
  • Ricardo Martinez ecomunicacions de Catalunya
  • Juan Pedro Fernández-Palacios
  • Ricard Vilalta
  • Stanislav Vakaruk
European Conference on Networks and Communications & 6G Summit (EuCNC 2021)
TeraFlow proposes a new type of secure, cloudnative Software Defined Networking controller that will radically advance the state-of-the-art in beyond 5G networks by introducing novel micro-services architecture and providing revolutionary features for flow management and optical/microwave network

Special session paper: “Autonomous Network Management towards 6G. Cloud-Native SDN Network Management for Beyond 5G Networks with TeraFlow”

  • Ricard Vilalta
  • Raul Munoz
  • Ramon Casellas
  • Ricardo Martínez
  • Juan-Pedro Fernandez-Palacios
  • Georgios P. Katsikas
  • Thomas Zinner
  • Harald Øverby
  • Sergio Gonzalez-Diaz
  • Hakon Lønsethagenk
  • Jose-Miguel Pulido
  • Daniel King
  • Nicola Carapellese
European Conference on Networks and Communications & 6G Summit (EuCNC 2021)
TeraFlow proposes a novel secured transport Software Defined Networking (SDN) controller based on a microservice architecture. The objective is to foster innovation around SDN controller and evolve them to be suitable for beyond 5G networks.

Field Trial of Programmable L3 VPN Service Deployment Using SDN-Based Multi-domain Service Provisioning over IP/Optical Networks

  • Samier Barguil
  • Victor Lopez
  • Cristyan Manta-Caro
  • Arturo Mayoral Lopez De Lerma
  • Oscar Gonzalez De Dios
  • Edward Echeverry
  • Juan Pedro Fernandez-Palacios
  • Janne Karvonen
  • Jutta Kemppainen
  • Natalia Maya
  • Ricard Vilalta
IEEE Network, Volume: 35, Issue: 6, November/December 2021
Network operators cannot change their footprint to upgrade the entire network to support SDN from scratch. Hence, network operators adapted the original SDN concept into a hybrid SDN approach to have a pragmatic, evolutionary, and economically viable solution.

Demo paper: Scalable Architecture for Cloud-native Transport SDN Controller Using GNPy and Machine Learning techniques for QoT estimation

  • Carlos Manso
  • Ricard Vilalta
  • Raul Muñoz
  • Ramon Casellas
  • Ricardo Martínez
2021 Optical Fiber Communications Conference and Exhibition (OFC)
This demo shows a cloud-native SDN controller that can estimate end-to-end QoT using both analytical (GNPy) and machine learning algorithms on WDM systems. This transport SDN controller is able to scale horizontally using custom metrics.

Demo paper: “Operationalizing partially disaggregated optical networks: An open standards-driven multi-vendor demonstration”

  • E. Le Rouzic
  • A Lindgren
  • S. Melin
  • D. Provencher
  • R. Subramanian
  • R. Joyce
  • F. Moore
  • D. Reeves A. Rambaldi
  • P. Kaczmarek
  • K. Weeks
  • S. Neidlinger
  • G. Agrawal
  • S. Krishnamoha
  • B. Raszczyk
  • T. Uhlar
  • R. Casellas
  • O. Gonzalez de Dios
  • V. Lopez
2021 Optical Fiber Communications Conference and Exhibition (OFC)
We present and demonstrate service provisioning in partially disaggregated multi-vendor network automation scenarios with online physical impairment validation.

Blockchain-Based Connectivity Provisioning in Multiple Transport SDN Domains

  • Pol Alemany
  • Ricard Vilalta
  • Raul Muñoz
  • Ramon Casellas
  • Ricardo Martínez
2021 International Conference on Optical Network Design and Modeling (ONDM)
Hierarchical Software Define Networking (SDN) architectures is used to manage the co-existence of multiple domains by having an element on top. A collaborative relation-ship between domains, might solve this issue. Blockchain may become the key element for this change to happen.

Autonomous Security Management in Optical Networks

  • Carlos Natalino
  • Andrea Di Giglio
  • Marcho Schiano
  • Marija Furdek
2021 Optical Fiber Communications Conference and Exhibition (OFC)
The paper describes the Optical Security Manager module and focuses on the role of Machine Learning (ML) techniques. Issues related to accuracy, run-time complexity and interpretability of ML outputs are described and coping strategies outlined.

TeraFlow: Secured Autonomic Traffic Management for a Tera of SDN Flows

  • Ricard Vilalta
  • Raul Muñoz
  • Ramon Casellas
  • Ricardo Martinez
  • Victor Lopez
  • Oscar González de Dios
  • Antonio Pastor
  • Georgios Katsikas
  • Felix Klaedtke
  • Paolo Monti
  • Alberto Mozo
  • Thomas Zinner
  • Harald Øverby
  • Sergio González
  • Håkon Lønsethagen
  • José-Miguel Pulido
  • Daniel King
2021 Joint European Conference on Networks and Communications & 6G Summit (EuCNC/6G Summit)
TeraFlow proposes a new type of secure, cloud-native Software Defined Networking (SDN) controller that will radically advance the state-of-the-art in beyond 5G networks by introducing novel micro-services architecture, and provide revolutionary features for both flow management (service layer) an

Multi-layer Transport Network Slicing with Hard and Soft Isolation

  • A. Alcalá
  • S. Barguil
  • V. López
  • L.M. Contreras
  • C. Manso
  • P. Alemany
  • R. Casellas
  • R. Martínez
  • D. González-Pérez
  • X. Liu
  • J.M. Pulido
  • J.P. Fernández-Palacios
  • R. Muñoz
  • R. Vilalta
The Optical Networking and Communication Conference & Exhibition (OFC), June 2021
We validate the deployment of isolated transport network slices in IP over DWDM network. To this end, an isolated transport network slice is deployed using multi-layer isolation mechanisms based on OpenConfig and ONF Transport API.

First Scalable Machine Learning Based Architecture for Cloud-native Transport SDN Controller

  • Carlos Manso
  • Noboru Yoshikane
  • Ricard Vilalta
  • Raul Muñoz
  • Ramon Casellas
  • Ricardo Martínez
  • Cen Wang
  • Filippos Balasis
  • Takehiro Tsuritani
  • Itsuro Morita
2021 Optical Fiber Communications Conference and Exhibition (OFC)
We present a cloud-native architecture with a machine learning QoT predictor that enables cognitive functions in transport SDN controllers. We evaluate the QoT predictor training and auto-scaling capabilities in a real WDM/SDM testbed.

End-to-End Network Slice Stitching using Blockchain-based Peer-to-Peer Network Slice Managers and Transport SDN Controllers

  • Pol Alemany
  • Ricard Vilalta
  • Raul Muñoz
  • Ramon Casellas and
  • Ricardo Martínez
2021 Optical Fiber Communications Conference and Exhibition (OFC)
This paper presents and experimentally validates a Blockchain-based architecture to manage End-to-End Network Slice Deployment by stitching Network Slice Subnets in edge/cloud computing domains connected through packet/optical transport networks domains managed by different operators.