Ara es mostren els items 12-31 de 35

    • HIRE: Hidden Inter-packet Red-shift Effect 

      Ciaccia, Francesco; Romero Ruiz, Ivan; Serral Gracià, René; Nemirovsky, Mario (Institute of Electrical and Electronics Engineers (IEEE), 2020)
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      Over the years, different techniques have been proposed to detect bottleneck bandwidth and available bandwidth of an end-to-end path. However, to the author's knowledge, no work has been conducted on detecting which link ...
    • Improving learning automata-based routing in Wireless Sensor Networks 

      Ahvar, Ehsan; Yannuzzi, Marcelo; Serral Gracià, René; Marín Tordera, Eva; Masip Bruin, Xavier; Ahvar, Shohreh (Institute of Electrical and Electronics Engineers (IEEE), 2012)
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      Recent research in the field of Wireless Sensor Networks (WSNs) has demonstrated the advantages of using learning automata theory to steer the routing decisions made by the sensors in the network. These advantages include ...
    • Improving TCP performance and reducing self-induced congestion with receive window modulation 

      Ciaccia, Francesco; Arcas Abella, Oriol; Montero Banegas, Diego Teodoro; Romero Ruiz, Ivan; Milito, Rodolfo; Serral Gracià, René; Nemirovsky, Mario (2019)
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      We present a control module for software edge routers called Receive Window Modulation - RWM. Its main objective is to mitigate what we define as self-induced congestion: the result of traffic emission patterns at the ...
    • Maximum Coverage at Minimum Cost for Multi-Domain IP/MPLS Networks 

      Yannuzzi, Marcelo; Masip Bruin, Xavier; Serral Gracià, René; Marín Tordera, Eva; Sprintson, Alex; Orda, Ariel (IEEE Computer Society Publications, 2008)
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      At present, service providers have several incentives to extend the reach of long-lived MPLS paths across domains. Providers, however, will face a number of trade-offs while choosing the optimal set of MPLS paths to be ...
    • Methodology definition for reliable network experimentation 

      Serral Gracià, René; Masip Bruin, Xavier; Yannuzzi, Marcelo; Marín Tordera, Eva (Institute of Electrical and Electronics Engineers (IEEE), 2013)
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      As researchers in the networking area keep adopting experimental network testing as a valid mechanism to develop, validate, and improve their research, it becomes more apparent that an overall framework supporting and ...
    • Modeling physical-layer impairments in multi-domain optical networks 

      Yannuzzi, Marcelo; Marín Tordera, Eva; Serral Gracià, René; Masip Bruin, Xavier; González de Dios, Óscar; Jimenez Chico, Javier; Verchere, Dominique (IEEE Computer Society Publications, 2011)
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      The advantages of optical transparency are still confined to the boundaries of a domain, since the optical signals are subject to O/E/O conversions at the border nodes that separate two optical domains. The extension ...
    • Movilidad Ip: macromovilidad, micromovilidad, calidad de servicio y seguridad 

      Mangues Bafalluy, Josep; Cabellos Aparicio, Alberto; Serral Gracià, René; Domingo Pascual, Jordi; Gómez, A; Miguel, De T; Bagnulo, M; Garcia Olaverri, Alfredo Martin (Asociación de Técnicos de Informática, 2004-01)
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      a actual tendencia hacia la provisión de conectvidad ubícua, independientemente del lugar, instante, aplicación utilizada, o tecnología de acceso ha contrbuÍdo a acuñar la expresión, "Always Best Connected" (ABC), para ...
    • Multi-domain optical routing: Is there life beyond extending BGP? 

      Marín Tordera, Eva; Masip Bruin, Xavier; Yannuzzi, Marcelo; Serral Gracià, René (2014-01-01)
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      The design of new inter-domain optical routing protocols may start from scratch, or on the contrary exploits all the research already developed in IP networks with the Border Gateway Protocol (BGP). Even though the network ...
    • Offloading personal security applications to the Network Edge: a mobile user case scenario 

      Montero Banegas, Diego Teodoro; Serral Gracià, René (Institute of Electrical and Electronics Engineers (IEEE), 2016)
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      This paper discusses some challenges that user mobility imposes over the user-centric protection model against security threats. This model is based on the idea of offloading the security applications from the end user ...
    • Ontology-based information extraction from the configuration command line of network routers 

      Martínez Manzanilla, Anny Gabriela; Yannuzzi, Marcelo; Serral Gracià, René; Ramirez Almonte, Wilson (Springer, 2014)
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      Knowledge extraction is increasingly attracting the attention of researchers from different disciplines, as a means to automate complex tasks that rely on bulk textual resources. However, the configuration of many devices ...
    • Quality of experience aware multimedia provisioning with cross-layer network management 

      Serral Gracià, René; Marín Tordera, Eva; Yannuzzi, Marcelo; Masip Bruin, Xavier; Sánchez López, Sergio (2010)
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      This paper presents a Cross-layer Network Management System (NMS) that allows Service Providers (SPs) to perform cost-effective network resource reservations with their Network Operators (NOs). The novelty of our NMS is ...
    • Quality of experience based provisioning for service providers 

      Serral Gracià, René; Marín Tordera, Eva; Yannuzzi, Marcelo; Masip Bruin, Xavier; Sánchez López, Sergio (2009-12-14)
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      Nowadays Network Operators (NOs) are providing service guaranties to customers by largely overprovisioning their networks, but as the Internet keeps growing, this approach is unveiling important issues in terms of cost and ...
    • Quality of experience enforcement in wireless networks 

      Serral Gracià, René; Yannuzzi, Marcelo; Marín Tordera, Eva; Masip Bruin, Xavier; Sánchez López, Sergio (Springer, 2010-06-01)
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      In this paper we present a Multimedia Wireless Management System, which can be used on-line to assess and guarantee the quality of multimedia traffic in a wireless network. The proposed platform uses both network and ...
    • Reducing the effects of routing inaccuracy by means of prediction and an innovative link-state cost 

      Masip Bruin, Xavier; Marín Tordera, Eva; Yannuzzi, Marcelo; Serral Gracià, René; Sánchez López, Sergio (2010-05)
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      The routing inaccuracy problem is one of the major issues impeding the evolution and deployment of Constraint- Based Routing (CBR) techniques. This paper proposes a promising CBR strategy that combines the strengths of ...
    • Regenerator allocation in WDM networks with uncertainities in the Q factor 

      Marín Tordera, Eva; Yannuzzi, Marcelo; Masip Bruin, Xavier; Serral Gracià, René; Sánchez López, Sergio (2010-06-14)
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      The performance of the regenerator allocation algorithms in WDM networks strongly depends on the accuracy of the physical-layer information such as the Q factor. In a translucent WDM network the already installed ...
    • Route leak identification: a step toward making inter-domain routing more reliable 

      Siddiqui, Muhammad Shuaib; Montero, D.; Yannuzzi, Marcelo; Serral Gracià, René; Masip Bruin, Xavier (Institute of Electrical and Electronics Engineers (IEEE), 2014)
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      Route leaks are one of the anomalies of inter-domain routing that have the capacity to produce large Internet service disruptions. Route leaks are caused because of violation of routing policies among Autonomous Systems. ...
    • SABES: Statistical Available Bandwidth EStimation from passive TCP measurements 

      Ciaccia, Francesco; Romero Ruiz, Ivan; Arcas Abella, Oriol; Montero Banegas, Diego Teodoro; Serral Gracià, René; Nemirovsky, Mario (Institute of Electrical and Electronics Engineers (IEEE), 2020)
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      Estimating available network resources is fundamental when adapting the sending rate both at the application and transport layer. Traditional approaches either rely on active probing techniques or iteratively adapting the ...
    • Simple network management provisioning based on quality of experience feedback 

      Serral Gracià, René; Marín Tordera, Eva; Yannuzzi, Marcelo; Masip Bruin, Xavier; Sánchez López, Sergio (2010)
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      This paper presents a promising Autonomic Network Management System (ANMS) that allows Service Providers (SPs) to perform efficient network resource provisioning with their Network Operators (NOs). The novelty of our ANMS ...
    • TEFIS: a single access point for conducting multifaceted experiments on heterogeneous test facilities 

      Yannuzzi, Marcelo; Siddiqui, Muhammad Shuaib; Sällström, Annika; Pickering, B.; Serral Gracià, René; Martínez Manzanilla, Anny Gabriela; Chen, W.; Taylor, S.; Benbadis, F.; Leguay, J.; Borrelli, E.; Ormaetxea, I.; Campowsky, K.; Giammatteo, G.; Aristomenopoulos, G.; Papavassiliou, Symeon; Kuczynski, T.; Zielinski, S.; Seigneur, J.M.; Ballester Lafuente, C.; Johansson, J.; Masip Bruin, Xavier; Caria, M.; Ribeiro Junior, J.R.; Salageanu, E.; Latanicki, J. (2014-04-22)
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      Accés restringit per política de l'editorial
      A few years ago, an experimental facility composed of networking gear and simulation tools was sufficient for testing the main features of a prototype before the final product could be launched to the Internet market. This ...
    • TelcoFog: A unified flexible fog and cloud computing architecture for 5G networks 

      Vilalta, Ricard; López Álvarez, Victor; Giorgetti, Alessio; Peng, Shuping; Orsini, Vittorio; Velasco Esteban, Luis Domingo; Serral Gracià, René; Morris, Donald; Fina, Silvia de; Cugini, Filippo; Castoldi, Piero; Mayoral, Arturo; Casellas Regi, Ramón; Martínez, Ricardo; Verikoukis, Christos; Ricart Muñoz, Raul (2017-08-01)
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      Accés obert
      Telecom operators require cloud computing and storage infrastructures, integrated with their heterogeneous access and transport networks, in order to provide software defined networking (SDN), network functions virtualization ...