Now showing items 1-17 of 17

  • Achieving energy efficiency: an energy-aware approach in SDN 

    Fernández Fernández, Adriana; Cervelló Pastor, Cristina; Ochoa Aday, Leonardo (Institute of Electrical and Electronics Engineers (IEEE), 2016)
    Conference report
    Restricted access - publisher's policy
    Achieving energy efficiency has recently become an essential aim of networking research due to the ever increasing power consumption and CO2 emissions generated by large data networks. For this problem, the emerging paradigm ...
  • 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 algorithm for topology discovery in software-defined networks 

    Ochoa Aday, Leonardo; Cervelló Pastor, Cristina; Fernández Fernández, Adriana (Springer, 2016)
    Conference report
    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 distributed energy-aware routing algorithm in software-defined networks 

    Fernández Fernández, Adriana; Cervelló Pastor, Cristina; Ochoa Aday, Leonardo (2016)
    Conference report
    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 multi-objective routing strategy for QoS and energy awareness in software-defined networks 

    Fernández Fernández, Adriana; Cervelló Pastor, Cristina; Ochoa Aday, Leonardo (2017-08-21)
    Article
    Open Access
    Energy consumption is a key concern in the deployment and operation of current data networks, for which Software-Defined Networks (SDN) have become a promising alternative. Although several works have been proposed to ...
  • 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 ...
  • 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 ...
  • Discovering the network topology: an efficient approach for SDN 

    Ochoa Aday, Leonardo; Cervelló Pastor, Cristina; Fernández Fernández, Adriana (2016-11)
    Article
    Open Access
    Network topology is a physical description of the overall resources in the network. Collecting this information using efficient mechanisms becomes a critical task for important network functions such as routing, network ...
  • Energy-aware routing in multiple domains software defined networks 

    Fernández Fernández, Adriana; Cervelló Pastor, Cristina; Ochoa Aday, Leonardo (2016-12)
    Article
    Open Access
    The growing energy consumption of communication networks has attracted the attention of the networking researchers in the last decade. In this context, the new architecture of Software-Defined Networks (SDN) allows a ...
  • Energy-aware routing techniques for software-defined networks 

    Fernández Fernández, Adriana (Universitat Politècnica de Catalunya, 2018-06-29)
    Doctoral thesis
    Open Access
    Achieving energy efficiency has recently become a key topic of networking research due to the ever-increasing power consumption and CO2 emissions generated by large data networks. This problem is becoming even more concerning ...
  • Energy efficiency and network performance: A reality check in SDN-based 5G systems 

    Fernández Fernández, Adriana; Cervelló Pastor, Cristina; Ochoa Aday, Leonardo (2017-12-14)
    Article
    Open Access
    The increasing power consumption and related environmental implications currently generated by large data networks have become a major concern over the last decade. Given the drastic traffic increase expected in 5G dense ...
  • ETDP: enhanced topology discovery protocol for software-defined networks 

    Ochoa Aday, Leonardo; Cervelló Pastor, Cristina; Fernández Fernández, Adriana (Institute of Electrical and Electronics Engineers (IEEE), 2019-01-01)
    Article
    Open Access
    Discovering network elements in a dynamic and optimized manner and being able to contend with ever-growing traffic is a key requirement for current networking environments. In software-defined networks (SDNs), the controller ...
  • 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 ...
  • Improved energy-aware routing algorithm in software-defined networks 

    Fernández Fernández, Adriana; Cervelló Pastor, Cristina; Ochoa Aday, Leonardo (2016)
    Conference lecture
    Restricted access - publisher's policy
    The growing energy consumption of communication networks has attracted the attention of the networking researchers in the last decade. In this context, SDN allows a flexible programmability, suitable for the power-consumption ...
  • Self-healing topology discovery protocol for software defined networks 

    Ochoa Aday, Leonardo; Cervelló Pastor, Cristina; Fernández Fernández, Adriana (2018-03-19)
    Article
    Open Access
    This letter presents the design of a self-healing protocol for automatic discovery and maintenance of the network topology in Software Defined Networks (SDN). The proposed protocol integrates two enhanced features (i.e. ...