• A multi-tenancy model based on resource capabilities and ownership for infrastructure management 

      Garcia Espin, Joan Antoni; Ferrer Riera, Jordi; Figuerola Fernández, Sergi; López Berga, Ester (Institute of Electrical and Electronics Engineers (IEEE), 2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents a multi-tenancy model based on infrastructure resource capability virtualisation. The model, namely Resources, Ownership, Roles and Actors or RORA, approaches network and IT infrastructure virtualisation ...
    • An agent-based simulation model of a market for dynamic spectrum access 

      López Berga, Ester; Murcia, César; Beltran, Fernando (2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The dramatic increase in the demand for spectrum-based services and devices, combined with the long-term exclusive model of spectrum management, has led to an apparent spectrum scarcity. To overcome this scarcity, the ...
    • An agent-based simulation model of a market for dynamic spectrum allocation 

      López Berga, Ester (Universitat Politècnica de Catalunya, 2011-03-09)
      Projecte/Treball Final de Carrera
      Accés obert
      Realitzat a/amb:   University of Auckland
      Català: El gran increment en la demanda de serveis i dispositius que utilitzen l'espectre radioelèctric, juntament amb el caràcter excessiu en termes tant temporals com espacials de les llicenciàs concedides pel seu ús, ...
    • An evaluation of BMX6 for community wireless networks 

      Neumann, Axel; López Berga, Ester; Navarro Moldes, Leandro (Institute of Electrical and Electronics Engineers (IEEE), 2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Nowadays, a growing number of communities of citizens build, operate and own open IP-based community wireless networks with thousands of low capacity nodes actively participating in routing the data traffic. This article ...
    • Cloud-based extension for Community-Lab 

      Selimi, Mennan; Florit López, Jorge Luis; Vega d'Aurelio, Davide; Meseguer Pallarès, Roc; López Berga, Ester; Khan, Muhammad Amin; Neumann, Axel; Freitag, Fèlix; Navarro Moldes, Leandro; Baig Viñas, Roger; Escrich, Pau; Moll, Agusti; Pueyo, Roguer; Vilalta, Ivan; Aymerich, Marc; Lamora, Santiago (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Community-Lab is an open, distributed infrastructure for researchers to carry out experiments within wireless community networks. Community networks are an emergent model of infrastructures built with off-the-shelf ...
    • Community home gateways for P2P clouds 

      Escrich, Pau; Baig Viñas, Roger; Vilalta, Ivan; Neumann, Axel; Aymerich, Marc; López Berga, Ester; Vega d'Aurelio, Davide; Meseguer Pallarès, Roc; Freitag, Fèlix; Navarro Moldes, Leandro (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      P2P based clouds built with low-end devices and voluntarily contributed resources have been proposed by several authors. While some work was published on architectures and decentralized P2P-based mechanisms for such clouds, ...
    • Evaluation of mesh routing protocols for wireless community networks 

      Neumann, Axel; López Berga, Ester; Navarro Moldes, Leandro (2015-12-24)
      Article
      Accés obert
      In recent years, we have witnessed the exponential growth of wireless community networks as a response to the clear necessity of Internet access for participation in society. For wireless mesh networks that can scale up ...
    • Forwarding fault detection in wireless community networks 

      López Berga, Ester (Universitat Politècnica de Catalunya, 2017-07-10)
      Tesi
      Accés obert
      Wireless community networks (WCN) are specially vulnerable to routing forwarding failures because of their intrinsic characteristics: use of inexpensive hardware that can be easily accessed; managed in a decentralized way, ...
    • Securely-entrusted multi-topology routing for community networks 

      Neumann, Axel; López Berga, Ester; Cerdà Alabern, Llorenç; Navarro Moldes, Leandro (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Routing in open and decentralized networks relies on coopera- tion despite the participation of unknown (alien) nodes and node administrators pursuing heterogeneous trust and security goals. Living use cases for such ...