Browsing by Subject "Xarxes punt a punt (Xarxes d'ordinadors)"

Now showing items 1-20 of 142

    • A comparison study between two fuzzy-based trustworthiness systems for P2P networks 

      Umezaki, Kouhei; Spaho, Evjola; Barolli, Leonard; Xhafa Xhafa, Fatos; Matsuo, Keita; Iwashige, Jiro (2012)
      Conference report
      Restricted access - publisher's policy
      In P2P systems, evaluation of trustworthiness of the peers is very important for a safe communication. In order to decide the peer trustworthiness different parameters are needed. In this paper, we propose two fuzzy-based ...

    • A comparison study for two fuzzy-based systems: improving reliability and security of JXTA-overlay P2P platform 

      Liu, Yi; Sakamoto, Shinji; Matsuo, Keita; Ikeda, Makoto; Barolli, Leonard; Xhafa Xhafa, Fatos (Springer, 2016-07-01)
      Article
      Open Access
      The reliability of peers is very important for safe communication in peer-to-peer (P2P) systems. The reliability of a peer can be evaluated based on the reputation and interactions with other peers to provide different ...

    • A comprehensive study and performance evaluation of commercial VPN gateways and software-defined perimeter in the 5G network 

      Sans Falip, Roger (Universitat Politècnica de Catalunya, 2021-09-09)
      Bachelor thesis
      Restricted access - confidentiality agreement
      Covenantee:   Aalto-yliopisto. Sähkötekniikan korkeakoulu

    • A fuzzy-based reliability system for JXTA-overlay P2P platform considering as new parameter sustained communication time 

      Liu, Yi; Sakamoto, Shinji; Spaho, Evjola; Matsuo, Keita; Barolli, Leonard; Xhafa Xhafa, Fatos (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Conference report
      Open Access
      In this paper, we propose and evaluate a new fuzzy-based reliability system for Peer-to-Peer (P2P) Communications in JXTA-Overlay platform considering as a new parameter the sustained communication time. In our system, we ...

    • A fuzzy-based reliaility for JXTA-overlay P2P platform considering data download speed, peer congestion situation, number of interaction and packet loss parameters 

      Liu, Yi; Oda, Tetsuya; Spaho, Evjola; Matsuo, Keita; Barolli, Leonard; Xhafa Xhafa, Fatos (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Conference report
      Open Access
      In this paper, we propose and evaluate a new fuzzy-based reliability system for Peer-to-Peer (P2P) communications in JXTA-Overlay platform considering as a new parameter the peer congestion situation. In our system, we ...

    • A fuzzy-based system for peer reliability in JXTA-overlay P2P considering number of interactions 

      Spaho, Evjola; Sakamoto, Shinji; Barolli, Leonard; Xhafa Xhafa, Fatos; Barolli, Valbona; Iwashige, Jiro (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Conference report
      Open Access
      The trustworthiness of peers is very important for safe communication in P2P system. In this paper, we propose a fuzzy-based reliability system for P2P Communications in JXTA-Overlay. We use three input parameters: Number ...

    • A secure JXTA-overlay platform for robot control 

      Spaho, Evjola; Matsuo, Keita; Barolli, Leonard; Arnedo Moreno, Joan; Xhafa Xhafa, Fatos; Kolici, Vladi (Institute of Electrical and Electronics Engineers (IEEE), 2010)
      Conference report
      Open Access
      Due to the improvement of connections capabilities of end-devices there is an increasing interest to design and implement full featured P2P networks that integrate end-devices. In this paper, we use JXTA-Overlay for the ...

    • A security framework for JXTA-overlay 

      Arnedo Moreno, Joan; Matsuo, Keita; Barolli, Leonard; Xhafa Xhafa, Fatos (Institute of Electrical and Electronics Engineers (IEEE), 2009)
      Conference report
      Open Access
      At present time, the maturity of P2P research field has pushed through new problems such us those related with security. For that reason, security starts to become one of the key issues when evaluating a P2P system and it ...

    • A security-aware approach to JXTA-overlay primitives 

      Arnedo Moreno, Joan; Matsuo, Keita; Barolli, Leonard; Xhafa Xhafa, Fatos (Institute of Electrical and Electronics Engineers (IEEE), 2009)
      Conference report
      Open Access
      The JXTA-Overlay project is an effort to use JXTA technology to provide a generic set of functionalities that can be used by developers to deploy P2P applications. Since its design mainly focuses on issues such as scalability ...

    • Acceso a servicios web que han sido publicados en una red P2P DHT mediante dispositivos móviles 

      Olivares Sierras, Javier (Universitat Politècnica de Catalunya, 2007-11-14)
      Master thesis (pre-Bologna period)
      Open Access
      El objetivo principal de este proyecto es poder acceder a servicios Web publicados en una red P2P-DHT mediante dispositivos móviles. Esta red es creada por una API de Java denominada FreePastry, la cual sigue una estructura ...

    • Acceso vía móvil a servicios web publicados en una red Pastry DHT 

      Homar Ballester, Carlos (Universitat Politècnica de Catalunya, 2008-01-29)
      Master thesis (pre-Bologna period)
      Open Access
      Toda la información disponible para cualquier persona, en cualquier lugar, en cualquier momento y a través de cualquier dispositivo.” Este es el objetivo que persigue la introducción de los dispositivos móviles al mundo ...

    • Accès via mòbils a serveis web publicats en una xarxa p2p DHT 

      Valle Gombau, Xavier del (Universitat Politècnica de Catalunya, 2007-12-20)
      Master thesis (pre-Bologna period)
      Open Access
      En este proyecto, se desea desarrollar una aplicación sobre un dispositivo móvil (ya sea PDA, SmartPhone o cualquier otro con capacidad de conectarse a la red) que sea capaz de consumir Servicios Web publicados en una ...

    • Addressing mobility issues in mobile environment 

      Zhang, Ji (Universitat Politècnica de Catalunya, 2008-10-09)
      Master thesis (pre-Bologna period)
      Open Access

    • Agent-based approach for cross-subnet communication 

      Hervás Fernández, Rubén (Universitat Politècnica de Catalunya / Technische Universität Berlin. Fakultät Elektrotechnik und Informatik, 2011-08-02)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Technische Universität Berlin
      The establishment of point-to-point connections between hosts behind NAT boxes have been always a problem due to the problem with the private IP addresses and NAT rewalls. To solve this problem, there are di erent ...

    • ALEVIN implementation, validation and use cases definition 

      Bonnín Soler, Àlex (Universitat Politècnica de Catalunya, 2020-06)
      Bachelor thesis
      Open Access
      The objective of this project is to validate and renovate ALEVIN, a software created in 2010 to simulate Virtual Network Embedding scenarios and test network mapping algorithms. In this thesis the different versions published ...

    • Algorismes multicast en xarxes overlay 

      Van Creij González, Víctor Alberto (Universitat Politècnica de Catalunya, 2009-10-08)
      Bachelor thesis
      Open Access

    • Algoritmos multicast en Redes P2P 

      Alcaide Izquierdo, Alfonso J. (Universitat Politècnica de Catalunya, 2010-07-27)
      Bachelor thesis
      Open Access

    • An Analysis of incentives mechanisms and evaluation on BitTorrent 

      Serra Pàmies, David (Universitat Politècnica de Catalunya, 2013-11-05)
      Master thesis
      Open Access
      Since the first peer-to-peer communities appeared, their number of users has increased considerably owing to the benefits they offer compared to their alternative architectures in the sharing and distribution of multimedia ...

    • An experimental study on peer selection in a P2P network over PlanetLab 

      Xhafa Xhafa, Fatos; Barolli, Leonard; Fernandez Correa, Raul; Daradoumis, Thanasis (Institute of Electrical and Electronics Engineers (IEEE), 2007)
      Conference report
      Open Access
      Peer selection is an important aspect in many P2P applications requiring efficient assignment and execution of jobs to peer nodes and search and file transfer, among others. Due to increasing interest of using P2P systems ...

    • An integrated fuzzy-based trustworthiness system for P2P communications in JXTA-overlay 

      Umezaki, Kouhei; Spaho, Evjola; Barolli, Leonard; Xhafa Xhafa, Fatos; Younas, Muhammad; Iwashige, Jiro (Institute of Electrical and Electronics Engineers (IEEE), 2012)
      Conference report
      Restricted access - publisher's policy