Exploració per autor "Serral Gracià, René"
Ara es mostren els items 21-35 de 35
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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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Accés restringit per política de l'editorialKnowledge 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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Accés obertThis 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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Accés obertNowadays 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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Accés obertIn 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)
Article
Accés obertThe 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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Accés obertThe 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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Accés restringit per política de l'editorialRoute 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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Accés obertEstimating 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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Accés obertThis 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)
Article
Accés restringit per política de l'editorialA 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)
Article
Accés obertTelecom 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 ... -
The EuQoS system: A solution for QoS routing in heterogeneous networks
Cordeiro, Luis; Monteiro, Edmundo; Burakowski, Wojciech; Beben, Andrzej; Mingozzi, Enzo; Stea, Giovanni; Masip Bruin, Xavier; Yannuzzi, Marcelo; Serral Gracià, René; Domingo Pascual, Jordi; Enríquez Gabeiras, José; Callejo, Maria Angeles; Diaz, Michel; Racaru, Florin (2007-02)
Article
Accés obertEuQoS is the acronym for “end-to-end quality of service support over heterogeneous networks,”which is a European research project aimed at building an entire QoS framework,addressing all the relevant network layers, ... -
The Minimum Coincidence Routing Approach in Wavelength-Routed Optical WDM Networks
Grampin Castro, Eduardo; Masip Bruin, Xavier; Germán Duarte, Martín; Castro Casales, Alberto; Marín Tordera, Eva; Serral Gracià, René; Sánchez López, Sergio; Yannuzzi, Marcelo; Gagliano Molla, Roque (IEEE Computer Society Publications, 2009)
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Accés obertManagement is a critical issue in optical networks. Highly impacting in management, routing in optical networks, is often decoupled into both the path selection and the wavelength assignment problems. In the former, ... -
Toward a new addressing scheme for a service-centric Internet
Martínez Manzanilla, Anny Gabriela; Masip Bruin, Xavier; Ramirez Almonte, Wilson; Serral Gracià, René; Marín Tordera, Eva; Yannuzzi, Marcelo (2012)
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Accés obertTraditional network architectures based on the Internet Protocol (IP) are now being questioned by the research community, since they are no longer positioned as the most suitable paradigm for supporting the increasing ... -
Towards an efficient Service Level Agreement assessment
Serral Gracià, René; Labit, Yann; Domingo Pascual, Jordi; Owezarski, Philippe (IEEE Computer Society Publications, 2009)
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Accés obertOn-line end-to-end Service Level Agreement (SLA) monitoring is of key importance nowadays. For this purpose, past recent researches focused on measuring (when possible) or estimating (most of the times) network QoS or ...