Now showing items 1-11 of 11

    • A NetFlow/IPFIX implementation with OpenFlow 

      Suárez-Varela Maciá, José Rafael; Barlet Ros, Pere; Carela Español, Valentín (2017)
      Conference report
      Open Access
    • A streaming flow-based technique for traffic classification applied to 12 + 1 years of Internet traffic 

      Carela Español, Valentín; Barlet Ros, Pere; Bifet Figuerol, Albert Carles; Fukuda, Kensuke (2016-10)
      Article
      Open Access
      The continuous evolution of Internet traffic and its applications makes the classification of network traffic a topic far from being completely solved. An essential problem in this field is that most of proposed techniques ...
    • A survey on web tracking: mechanisms, implications, and defenses 

      Bujlow, Tomasz; Carela Español, Valentín; Solé Pareta, Josep; Barlet Ros, Pere (2017-08-01)
      Article
      Open Access
      Privacy seems to be the Achilles' heel of today's web. Most web services make continuous efforts to track their users and to obtain as much personal information as they can from the things they search, the sites they visit, ...
    • An autonomic traffic classification system for network operation and management 

      Carela Español, Valentín; Barlet Ros, Pere; Mulla Valls, Oriol; Solé Pareta, Josep (2015-07-01)
      Article
      Open Access
      Traffic classification is an important aspect in network operation and management, but challenging from a research perspective. During the last decade, several works have proposed different methods for traffic classification. ...
    • Development of an SNMP agent for Ethernet switches 

      Carela Español, Valentín (Universitat Politècnica de Catalunya, 2007-09-07)
      Master thesis (pre-Bologna period)
      Open Access
      To answer some of the present requests for the networks appears GMPLS. However the implantation of this technology is difficult because still there are a lot of non capable GMPLS elements in the network. DRAGON is a ...
    • Empirical analysis of traffic to establish a profiled flow termination timeout 

      Molina Rodriguez, Juan; Carela Español, Valentín; Barlet Ros, Pere; Hoffmann, Ralf; Degner, Klaus (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Conference report
      Restricted access - publisher's policy
      The exponential increase of bandwidth on the Internet has made the online traffic classification a highly exigent task. All the operations in the classification process must be efficiently implemented in order to deal with ...
    • Independent comparison of popular DPI tools for traffic classification 

      Bujlow, Tomasz; Carela Español, Valentín; Barlet Ros, Pere (2015-01-15)
      Article
      Open Access
      Deep Packet Inspection (DPI) is the state-of-the-art technology for traffic classification. According to the conventional wisdom, DPI is the most accurate classification technique. Consequently, most popular products, ...
    • Is our ground-truth for traffic classification reliable? 

      Carela Español, Valentín; Bujlow, Tomasz; Barlet Ros, Pere (2014)
      Conference report
      Restricted access - publisher's policy
      The validation of the different proposals in the traffic classification literature is a controversial issue. Usually, these works base their results on a ground-truth built from private datasets and labeled by techniques ...
    • Iterative research method applied to the design and evaluation of a dynamic multicast routing scheme 

      Papadimitriou, Dimitri; Coras, Florin-Tudorel; Rodríguez Natal, Alberto; Carela Español, Valentín; Careglio, Davide; Fàbrega, Lluís; Vila, Pere; Demeester, Piet M.A. (Springer-Verlag Berlin Heidelberg, 2013)
      Conference report
      Restricted access - publisher's policy
      Following the iterative research cycle process, this chapter elaborates a methodology and documents the steps followed for the design of a dynamic multicast routing algorithm, referred to as Greedy Compact Multicast Routing. ...
    • Network traffic classification : from theory to practice 

      Carela Español, Valentín (Universitat Politècnica de Catalunya, 2014-10-31)
      Doctoral thesis
      Open Access
      Since its inception until today, the Internet has been in constant transformation. The analysis and monitoring of data networks try to shed some light on this huge black box of interconnected computers. In particular, the ...
    • Web tracking: Mechanisms, implications, and defenses 

      Bujlow, Tomasz; Carela Español, Valentín; Solé Pareta, Josep; Barlet Ros, Pere (2015-07-28)
      External research report
      Open Access
      This articles surveys the existing literature on the methods currently used by web services to track the user online as well as their purposes, implications, and possible user’s defenses. A significant majority of ...