A5081509218- Software-Defined Networks and 5G
- Advanced Optical Network Technologies
- IoT and Edge/Fog Computing
- Software System Performance and Reliability
- Interconnection Networks and Systems
- Blockchain Technology Applications and Security
- Caching and Content Delivery
- Advanced MIMO Systems Optimization
- IoT Networks and Protocols
- Network Traffic and Congestion Control
- Network Security and Intrusion Detection
- Advanced Photonic Communication Systems
- Cloud Computing and Resource Management
- Advanced Memory and Neural Computing
- Wireless Body Area Networks
- Quantum-Dot Cellular Automata
- Network Time Synchronization Technologies
- Wireless Communication Networks Research
- Advanced MEMS and NEMS Technologies
- Opinion Dynamics and Social Influence
- Consumer Attitudes and Food Labeling
- Advanced Computing and Algorithms
- Advanced Authentication Protocols Security
- Distributed and Parallel Computing Systems
- Advancements in Semiconductor Devices and Circuit Design
i2CAT
2019-2025
Software (Spain)
2019-2024
Universitat Politècnica de Catalunya
2016-2019
ORCID
2019
Mobile networks are facing an unprecedented demand for high-speed connectivity originating from novel mobile applications and services and, in general, the adoption curve of devices. However, coping with service requirements imposed by current future is very difficult since becoming progressively more heterogeneous complex. In this context, a promising approach network automation solutions particular, zero-touch management techniques. work, we refer to as fully autonomous solution human...
Achieving energy efficiency has recently become an essential aim of networking research due to the ever increasing power consumption and CO <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">2</sub> emissions generated by large data networks. For this problem, emerging paradigm Software-Defined Networks (SDN) can be seen as attractive solution. In these networks energy-aware routing model could easily implemented leveraging control plane...
The future of the manufacturing industry highly depends on digital systems that transform existing production and monitoring into autonomous fulfilling stringent requirements in terms availability, reliability, security, low latency, positioning with high accuracy.In order to meet such requirements, private 5G networks are considered a key enabling technology.In this paper, we introduce 5G-CLARITY system integrates new radio (5GNR), Wi-Fi light fidelity (LiFi) access networks, develops novel...
Network topology is a physical description of the overall resources in network. Collecting this information using efficient mechanisms becomes critical task for important network functions such as routing, management, quality service (QoS), among many others. Recent technologies like Software-Defined Networks (SDN) have emerged promising approaches managing next generation networks. In order to ensure proficient discovery SDN, we propose simple agents-based mechanism. This mechanism improves...
Intent driven networking holds the promise of simplifying network operations by allowing operators to use declarative, instead imperative, interfaces. Adoption this technology for 5G and beyond networks is however still in its infancy, where required architectures, platforms, interfaces algorithms are being discussed. In work, we present design implementation a novel intent based platform private powered Natural Language Processing (NLP) interface. We demonstrate how our simplifies three...
Discovering network elements in a dynamic and optimized manner being able to contend with ever-growing traffic is key requirement for current networking environments. In software-defined networks (SDNs), the controller collects topology information from data plane maintains an abstract view of entire network, which crucial proper functioning applications services. However, there still need enhanced protocol automatic discovery mechanisms autoconfiguration according new policies business...
Energy consumption is a key concern in the deployment and operation of current data networks, for which software-defined networks (SDNs) have become promising alternative. Although several works been proposed to improve energy efficiency, these techniques may lead performance degradations when QoS requirements are neglected. Inspired by this problem, letter introduces new routing strategy, jointly considering awareness SDN with in-band control traffic. To that end, we present complete...
The inclusion of resource sharing schemes within Network Function Virtualization (NFV) ecosystems allows for optimized usage 5G infrastructure and extended capabilities network slicing services. In such environments, marketplaces are formed to facilitate the exchange NFV services across administrative domains, which may, however, belong untrusted unreliable entities. this work, we propose a novel zero-touch approach cross-domain service assurance, using enterprise blockchain technologies...
6G systems are perceived to be heavily softwarized, and therefore, the collaboration among all stakeholders, such as network cloud providers, operators, application developers, service providers device equipment vendors, shall occur via software in a secured, distributed, automated manner. This could envisioned with brokerless immutable marketplace anchored distributed ledger technologies, removing need for trusted party operator while avoiding this single point of failure, increasing...
This letter presents the design of a self-healing protocol for automatic discovery and maintenance network topology in software-defined networks. The proposed integrates two enhanced features (i.e., layer autonomic fault recovery) unified mechanism. novel approach is validated through simulation experiments using OMNET++. Obtained results show that our discovers recovers control efficiently terms time message load over wide range generated
The increasing power consumption and related environmental implications currently generated by large data networks have become a major concern over the last decade. Given drastic traffic increase expected in 5G dense environments, energy problem becomes even more concerning challenging. In this context, Software-Defined Networks (SDN), key technology enabler for systems, can be seen as an attractive solution. these programmable networks, energy-aware solution could easily implemented...
The growing energy consumption of communication networks has attracted the attention networking researchers in last decade. In this context, new architecture Software-Defined Networks (SDN) allows a flexible programmability, suitable for power-consumption optimization problem. paper we address issue designing novel distributed routing algorithm that optimizes power large scale SDN with multiple domains. solution proposed, called DEAR (Distributed Energy-Aware Routing), tackles problem...
As is the case for Web services and Cloud services, network slices that are marketed provisioned in an automated manner need to be accompanied by a Service-Level Agreement (SLA) respective platform components, which manage verify SLA contents. However, system complexity of 5G slicing solutions introduces new challenges management verification lifecycle, mainly related existence multiple layers (e.g., access vs core network, physical virtual infrastructure) variability definitions computation...
Achieving high programmability has become an essential aim of network research due to the ever-increasing internet traffic. Software-Defined Network (SDN) is emerging architecture aimed address this need. However, maintaining accurate knowledge after a failure one largest challenges in SDN. Motivated by reality, paper focuses on use self-healing properties boost SDN robustness. This approach, unlike traditional schemes, not based proactively configuring multiple (and memory-intensive) backup...
Along with the adoption of 5G, development neutral host solutions provides a unique opportunity for mobile networks operators to accommodate needs emerging use-cases and in consolidation new business models. By exploiting concept network slicing, as one key enabler transition infrastructure service providers can logically split shared physical into multiple isolated customized flexibly address specific demands those tenant slices. Motivated by this reality, H2020 5GCity project proposed...
Autonomous response networks are becoming a reality thanks to recent advances in cloud computing, Network Function Virtualization (NFV) and Software-Defined Networking (SDN) technologies. These enhanced fully enable autonomous real-time management of virtualized infrastructures. In this context, one the major challenges is how network resources can be effectively placed. Although issue has been addressed before cloud-based environments, it not yet completely resolved for online placement...
The growing energy consumption of communication networks has attracted the attention networking researchers in last decade. In this context, SDN allows a flexible programmability, suitable for power-consumption optimization problem. paper we present an energy-aware routing approach which minimizes number links used to satisfy given traffic demand. Different from previous works, optimize OpenFlow with in-band control traffic. To end, start formulating model that considers requirements and...
To fully cope with the requirements of innovative 5G use cases, evolving business models and flexible networking scenarios spanning multiple administrative domains are envisioned. In this context, transparent trusted frameworks that enable network service providers infrastructure to advertise, negotiate acquire, in real time, resources services, distributed over various geographical areas, extremely valuable. address goal, emerging Distributed Ledger Technologies (DLTs) arise as well-suited...
Software-Defined Networks (SDN) can be seen as a promising alternative to achieve the long-awaited power efficiency in current communications systems. In these programmable networks power-aware mechanism could easily implemented leveraging capabilities provided by control and data plane separation. For such purpose, this paper proposes novel solution minimizing number of active elements required an SDN with multiple controllers in-band traffic. order provide complete fine-grained strategy,...