Now showing items 1-20 of 45

  • A distributed algorithm for topology discovery in Software-Defined Networks 

    Ochoa Aday, Leonardo; Cervelló Pastor, Cristina; Fernández Fernández, Adriana (Springer, 2016-06-07)
    Part of book or chapter of book
    Restricted access - publisher's policy
    To ensure a proficient topology discovery service in Software-Defined Networks (SDN), we propose a simple agents-based mechanism to improve the efficiency of the topology discovery process. In this work, an algorithm for ...
  • A distributed energy-aware routing algorithm in Software-Defined Networks 

    Fernández Fernández, Adriana; Cervelló Pastor, Cristina; Ochoa Aday, Leonardo (Springer, 2016-06-07)
    Part of book or chapter of book
    Restricted access - publisher's policy
    In this paper we address the issue of designing a novel distributed routing algorithm that optimizes the power consumption in large scale software-defined networks (SDN) with multiple domains. The solution proposed, called ...
  • A framework for placement and optimization of network functions in 5G 

    Leyva Pupo, Irian; Cervelló Pastor, Cristina; Llorens Carrodeguas, Alejandro (Unión Científica Internacional de Radio (URSI), 2018)
    Conference report
    Restricted access - publisher's policy
    In this paper, we propose an architecture for the 5G core network using Software Defined Networks (SDN) and Network Functions Virtualization (NFV) technologies. Moreover, based on this architecture, we design a framework ...
  • A fully SDN enabled all-optical architecture for data centre virtualisation with time and space multiplexing 

    Kondepu, K; Jackson, Chirs; Ou, Y; Pagès Cruz, Albert; Agraz Bujan, Fernando; Spadaro, Salvatore (Institute of Electrical and Electronics Engineers (IEEE), 2018-07-01)
    Article
    Open Access
    Virtual Data Centre (VDC) solutions provide an environment that is able to quickly scale-up and where virtual machines and network resources can be quickly added on-demand through self-service procedures. VDC providers ...
  • A modular simulation tool of an orchestrator for allocating virtual resources in SDN 

    García García, Aurelio Javier; Cervelló Pastor, Cristina; Jiménez Agudelo, Yury Andrea (2014-04)
    Article
    Open Access
    Software-Defined Networking (SDN) and Network Functions Virtualization (NFV) are technologies for enabling innovative network architectures. Nevertheless, a fundamental problem in instantiation of Virtual Networks (VNs), ...
  • An architecture for the 5G control plane based on SDN and data distribution service 

    Llorens Carrodeguas, Alejandro; Cervelló Pastor, Cristina; Leyva Pupo, Irian; López-Soler, Juan Manuel; Navarro Ortiz, Jorge; Exposito Arenas, José Ángel (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Open Access
    The tremendous growth of services and costumers’ demands have rendered traditional networks inefficient. Telecommunication operators need a more flexible, scalable, faster and programmable architecture to offer users these ...
  • A new RAN slicing strategy for multi-tenancy support in a WLAN scenario 

    Koutlia, Aikaterini; Umbert Juliana, Anna; Riggio, R.; Vilà Muñoz, Irene; Casadevall Palacio, Fernando José (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Restricted access - publisher's policy
    Radio Access Network (RAN) slicing is a key technology, based on Software Defined Networks (SDN) and Network Function Virtualization (NFV), which aims at providing a more efficient utilization of the available network ...
  • An online algorithm for dynamic NFV placement in cloud-based autonomous response networks 

    Ochoa Aday, Leonardo; Cervelló Pastor, Cristina; Fernández Fernández, Adriana; Grosso, P. (2018-05-15)
    Article
    Open Access
    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 networks fully ...
  • An online power-aware routing in SDN with congestion-avoidance traffic reallocation 

    Fernández Fernández, Adriana; Cervelló Pastor, Cristina; Ochoa Aday, Leonardo; Grosso, P. (2018)
    Conference report
    Restricted access - publisher's policy
    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 a power-aware mechanism could be easily ...
  • A software defined networking solution for on-demand base station wake-up in softwarized LTE systems 

    Abideen, Zainul (Universitat Politècnica de Catalunya, 2017-05-24)
    Master thesis
    Open Access
    LTE is a standard offering high speed wireless communication, and it is a major milestone towards flourishing the capabilities of 5th generation (5G) mobile networks to meet the exploding traffic growth in the current and ...
  • Current Trends of Topology Discovery in OpenFlow-based Software Defined Networks 

    Ochoa Aday, Leonardo; Cervelló Pastor, Cristina; Fernández Fernández, Adriana (2015-09)
    External research report
    Open Access
    The explosion of Internet services such as video on demand, big data, server virtualization and cloud services is among the trends driving the networking industry to change traditional network architectures to more flexible ...
  • Design and deployment of real scenarios of TCP/IP networking and it security for software defined networks with next generation tools 

    Palomas Riera, Clàudia (Universitat Politècnica de Catalunya, 2018-05)
    Master thesis
    36 months embargo
    This thesis is about NSX, a Software Defined tool provided by VMware, to deploy and design virtual networks. The recent growth in the marked pushed companies to invest and use this kind of technology. This thesis explains ...
  • Design considerations for an energy-aware SDN-based architecture in 5G EPON nodes 

    Khalili, Hamzeh; Sayyad Khodashenas, Pouria; Rincón Rivera, David; Siddiqui, Shuaib; Piney da Silva, José Ramón; Sallent Ribes, Sebastián (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Restricted access - publisher's policy
    In the evolution of telecommunication industry towards 5G, Ethernet Passive Optical Networks (EPON) technology, with some unique features such as high capacity, low latency, and minimum cost per bit, positions itself as ...
  • Developing IoT apps and modules on OpenDaylight: Extending OpenDaylight to Internet of Things 

    Fernández Papiol, Òscar (Universitat Politècnica de Catalunya, 2014-12)
    Bachelor thesis
    Restricted access - author's decision
    [CASTELLÀ] Internet of Things se encuentra durante los últimos años bajo el punto de mira de la industria de las tecnologías de la información (IT) y de la investigación académica con el objetivo de descubrir nuevos ...
  • Diseño SDN/NFV con retardo balanceado entre orquestador, controladores y elementos de red 

    García García, Aurelio; Cervelló Pastor, Cristina; Jiménez Agudelo, Yury Andrea (2015)
    Conference lecture
    Restricted access - publisher's policy
    El eje central de esta investigación se concreta en el desarrollo de una metodología específica que consigue seleccionar la ubicación óptima de los nodos de control en las redes SDN y NFV. El objetivo es solventar las ...
  • Distributed traffic matrix measurement in openflow enabled networks 

    Keyoumarsi, Arman (Universitat Politècnica de Catalunya, 2014-07-23)
    Master thesis
    Open Access
    The current network architecture is constrained. The development of new protocols to cope with new demands in computer networks such as real time streaming and voice over IP is not an easy task. Other than developing new ...
  • Dynamical Quality of Service over Software defined Networking 

    Pelicano Gómez, Héctor (Universitat Politècnica de Catalunya, 2015-01-16)
    Bachelor thesis
    Open Access
    [ANGLÈS] The purpose of this project is to demonstrate that SDN networks can offer a dynamic quality of service and develop software which can offer practical examples. SDN concept refers to a new model of architecture ...
  • Dynamic resource discovery protocol for software defined networks 

    Jiménez Agudelo, Yury Andrea; Cervelló Pastor, Cristina; García García, Aurelio Javier (2015-05-01)
    Article
    Open Access
    In Software Defined Networking (SDN), the network management is logically centralized but physically distributed among the controllers to improve the scalability compared with a completely centralized model. As an alternative ...
  • Evaluating the impact of energy-aware routing on Software-Defined Networking performance 

    Fernández Fernández, Adriana; Cervelló Pastor, Cristina; Ochoa Aday, Leonardo (Editorial Universitat Politècnica de València, 2017)
    Conference report
    Open Access
    Increasing power consumption and CO2 emissions generated by large data networks have become a major concern over the last decade. For this problem, the emerging paradigm of Software-Defined Networks (SDN) can be seen as ...
  • Experimentación con tecnologías de virtualización, consolidación y orquestación 

    Perez Jimenez, Sergio (Universitat Politècnica de Catalunya, 2015-09-29)
    Master thesis (pre-Bologna period)
    Open Access
    The network virtualization for the IT infrastructures didn't happen until 10 years after the servers virtualization. This new concept for the network deployment has allowed the re-design of typical infrastructures towards ...