El grup CBA és un grup de recerca de la UPC i un GRC (2001SGR-00226, 2005SGR-00481, 2009SGR-01140, 2014SGR-1427, 2017SGR-1037). L'àmbit de recerca se centra en les xarxes de computadors i comunicacions abordant les temàtiques: xarxes IP, xarxes òptiques, monitorització de xarxa i anàlisi de tràfic, identitat digital i signatura electrònica, xarxes energèticament eficients i nano-comunicacions, xarxes 5G. El grup CBA forma part del Centre Específic de Recerca CCABA/UPC.

El grupo CBA es un grupo de investigación de la UPC y un GRC (2001SGR-00226, 2005SGR-00481, 2009SGR-01140). El ámbito de investigación se centra en las redes de computadores y comunicaciones abordando las temáticas: redes IP, redes ópticas, monitorización de red y análisis de tráfico, identidad digital y firma electrónica, redes energéticamente eficientes y nano-comunicaciones. El grupo CBA forma parte del Centro Específico de Investigación CCABA / UPC.

The study, design and evaluation of broadband communication networks, broadband Internet and optical networks. Network architectures, communication protocols, MAC protocols, network services, performance and traffic characterisation, traffic monitoring, quality of service, GMPLS networks, OBS, OPS, mobility, anomaly detection, new netwirk architectures, 5G network architecture.

The study, design and evaluation of broadband communication networks, broadband Internet and optical networks. Network architectures, communication protocols, MAC protocols, network services, performance and traffic characterisation, traffic monitoring, quality of service, GMPLS networks, OBS, OPS, mobility, anomaly detection, new netwirk architectures, 5G network architecture.

Enviaments recents

  • RouteNet-Erlang: A graph neural network for network performance evaluation 

    Ferriol Galmés, Miquel; Rusek, Krzysztof; Suárez-Varela Maciá, José Rafael; Xiao, Shihan; Shi, Xiang; Cheng, Xiangle; Wu, Bo; Barlet Ros, Pere; Cabellos Aparicio, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2022)
    Text en actes de congrés
    Accés obert
    Network modeling is a fundamental tool in network research, design, and operation. Arguably the most popular method for modeling is Queuing Theory (QT). Its main limitation is that it imposes strong assumptions on the ...
  • Accelerating deep reinforcement learning for digital twin network optimization with evolutionary strategies 

    Güemes Palau, Carlos; Almasan Puscas, Felician Paul; Xiao, Shihan; Cheng, Xiangle; Shi, Xiang; Barlet Ros, Pere; Cabellos Aparicio, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2022)
    Text en actes de congrés
    Accés obert
    The recent growth of emergent network applications (e.g., satellite networks, vehicular networks) is increasing the complexity of managing modern communication networks. As a result, the community proposed the Digital Twin ...
  • Amazon Alexa traffic traces 

    Barceló Armada, Rubén; Castell Uroz, Ismael; Barlet Ros, Pere (2022-03)
    Article
    Accés obert
    The number of devices that make up the Internet of Things (IoT) has been increasing every year, including smart speakers such as Amazon Echo devices. These devices have become very popular around the world where users with ...
  • A control plane for WireGuard 

    Paillissé Vilanova, Jordi; Barcia González, Alejandro; López Brescó, Albert; Rodríguez Natal, Alberto; Maino, Fabio; Cabellos Aparicio, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Text en actes de congrés
    Accés obert
    WireGuard is a VPN protocol that has gained significant interest recently. Its main advantages are: (i) simple configuration (via pre-shared SSH-like public keys), (ii) mobility support, (iii) reduced codebase to ease ...
  • Demystifying content-blockers: Measuring their impact on performance and quality of experience 

    Castell Uroz, Ismael; Sánz García, Rubén; Solé Pareta, Josep; Barlet Ros, Pere (2022-09)
    Article
    Accés obert
    With the evolution of the online advertisement and tracking ecosystem, content-blockers have become the reference tool for improving the security, privacy and browsing experience when surfing the Internet. It is also ...
  • FlowDT: A Flow-aware Digital Twin for computer networks 

    Ferriol Galmés, Miquel; Cheng, Xiangle; Shi, Xiang; Xiao, Shihan; Barlet Ros, Pere; Cabellos Aparicio, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2022)
    Text en actes de congrés
    Accés obert
    Network modeling is an essential tool for network planning and management. It allows network administrators to explore the performance of new protocols, mechanisms, or optimal configurations without the need for testing ...
  • Multiwideband terahertz communications via tunable graphene-based metasurfaces in 6G networks: Graphene enables ultimate multiwideband THz wavefront control 

    Taghvaee, Hamidreza; Pitilakis, Alexandros; Tsilipakos, Odysseas; Tasolamprou, Anna; Kantartzis, Nikolaos V.; Kafesaki, Maria; Cabellos Aparicio, Alberto; Alarcón Cot, Eduardo José; Abadal Cavallé, Sergi (Institute of Electrical and Electronics Engineers (IEEE), 2022-06)
    Article
    Accés obert
    The next generation of wireless networks is expected to tap into the terahertz (THz) band (0.1–10 THz) to satisfy the extreme latency and bandwidth density requirements of future applications. However, the development of ...
  • Verification of performance degradation in a telecommunications system due to the uncertainty of human users in the loop 

    Alzate Mejía, Nestor; Santos Boada, Germán; Almeida Amazonas, José Roberto de (2022-04-14)
    Article
    Accés obert
    The intensive use of new technologies that cause more interactions between systems and the daily activities of human users is changing the focus on how network re- sources should be managed. However, these changes can ...
  • Evaluation of joint controller placement for latency and reliability-aware control plane 

    Rasol, Kurdman Abdulrahman Rasol; Domingo Pascual, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Comunicació de congrés
    Accés obert
    The separation of the forwarding and control planes in software-defined networking provides flexibility for network management. The Controller Placement Problem (CPP) is an important issue affecting network performance. ...
  • Interconnects for DNA, quantum, in-memory and optical computing: insights from a panel discussion 

    Ganguly, Amlan; Abadal Cavallé, Sergi; Thakkar, Ishan; Enright Jerger, Natalie; Riedel, Marc; Babaie, Masoud; Balasubramonian, Rajeev; Sebastian, Abu; Pasricha, Sudeep; Taskin, Baris (2022-06)
    Article
    Accés obert
    The computing world is witnessing a proverbial Cambrian explosion of emerging paradigms propelled by applications such as Artificial Intelligence, Big Data, and Cybersecurity. The recent advances in technology to store ...
  • Unveiling the potential of graph neural networks for robust intrusion detection 

    Pujol Perich, David; Suárez-Varela Maciá, José Rafael; Cabellos Aparicio, Alberto; Barlet Ros, Pere (2021)
    Text en actes de congrés
    Accés obert
    The last few years have seen an increasing wave of attacks with serious economic and privacy damages, which evinces the need for accurate Network Intrusion Detection Systems (NIDS). Recent works propose the use of Machine ...
  • Sistemes tecnològics de seguiment: privacitat en temps de pandèmia 

    Domingo Pascual, Jordi (2020)
    Article
    Accés obert
    La pandèmia de la COVID-19 ha suposat una situació del tot excepcional en la vida quotidiana arreu del món. La declaració de l’estat d’alarma, si bé no és un estat d’excepció, ha suposat una retallada efectiva en els drets ...

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