Search Results - "Ramos, Fernando M.V."

Random Linear Network Coding on Programmable Switches by Goncalves, Diogo, Signorello, Salvatore, Ramos, Fernando M.V., Medard, Muriel

“…By extending the traditional store-and-forward mechanism, network coding has the capability to improve a network's throughput, robustness, and security. Given…”
Get full text

Software-Defined Networking: A Comprehensive Survey by Kreutz, Diego, Ramos, Fernando M. V., Verissimo, Paulo Esteves, Rothenberg, Christian Esteve, Azodolmolky, Siamak, Uhlig, Steve

“…The Internet has led to the creation of a digital society, where (almost) everything is connected and is accessible from anywhere. However, despite their…”
Get full text

Secure Multi-Cloud Network Virtualization by Alaluna, Max, Vial, Eric, Neves, Nuno, Ramos, Fernando M.V.

“…Existing network virtualization systems share a few characteristics, namely they target one data center of a single operator and only offer traditional…”
Get full text

Secure multi-cloud virtual network embedding by Alaluna, Max, Ferrolho, Luís, Figueira, José Rui, Neves, Nuno, Ramos, Fernando M.V.

“…Modern network virtualization platforms enable users to specify custom topologies and arbitrary addressing schemes for their virtual networks. These platforms…”
Get full text

Near-Optimal Probing Planning for In-Band Network Telemetry by Castro, Ariel G., Lorenzon, Arthur F., Rossi, Fabio D., Filho, Roberto I. T. da Costa, Ramos, Fernando M. V., Rothenberg, Christian E., Luizelli, Marcelo C.

“…In-band Network Telemetry (INT) is gaining traction as an advanced network monitoring approach. Despite a few recent initiatives to orchestrate the collection…”
Get full text

Named Data Networking with Programmable Switches by Miguel, Rui, Signorello, Salvatore, Ramos, Fernando M. V.

“…The Internet today is mainly used for distributing content, in a fundamental departure from its original goal of enabling communication between endpoints. As a…”
Get full text

Elastic Network Virtualization by Alaluna, Max, Neves, Nuno, Ramos, Fernando M. V.

“…Network virtualization allows multiple tenant networks to coexist on a shared infrastructure. Core to its realization is the embedding of virtual networks onto…”
Get full text

Reducing channel change delay in IPTV by predictive pre-joining of TV channels by Ramos, Fernando M.V., Crowcroft, Jon, Gibbens, Richard J., Rodriguez, Pablo, White, Ian H.

“…One of the major concerns of IPTV network deployment is channel change delay (also known as zapping delay). This delay can add up to 2 s or more, and its main…”
Get full text

On the Design of Practical Fault-Tolerant SDN Controllers by Botelho, Fabio, Bessani, Alysson, Ramos, Fernando M. V., Ferreira, Paulo

“…The increase in the number of SDN-based deployments in production networks is triggering the need to consider fault-tolerant designs of controller…”
Get full text

Design and Implementation of a Consistent Data Store for a Distributed SDN Control Plane by Botelho, Fabio, Ribeiro, Tulio A., Ferreira, Paulo, Ramos, Fernando M. V., Bessani, Alysson

“…Scalable and fault-tolerant distributed Software-Defined Networking (SDN) controllers usually give up strong consistency for the network state, adopting…”
Get full text

Network Defragmentation in Virtualized Data Centers by Michel, Oliver, Keller, Eric, Ramos, Fernando M. V.

“…Network virtualization is an extensively used approach to allow multiple tenants with different network architectures and services to coexist on a shared data…”
Get full text

Secure network monitoring using programmable data planes by Pereira, Fabio, Neves, Nuno, Ramos, Fernando M. V.

“…The accuracy provided by traditional sampling-based monitoring approaches, such as NetFlow, is increasingly being considered insufficient to meet the…”
Get full text

Mitigating IPTV zapping delay by Ramos, Fernando M.V.

“…Zapping delay, the latency experienced by users when switching between TV channels, is one of the most severe problems affecting IPTV deployment…”
Get full text

Chrysaor: Fine-Grained, Fault-Tolerant Cloud-of-Clouds MapReduce by Costa, Pedro A. R. S., Ramos, Fernando M. V., Correia, Miguel

“…MapReduce is a framework for processing large data sets much used in the context of cloud computing. MapReduce implementations like Hadoop can tolerate crashes…”
Get full text

(Literally) Above the clouds: Virtualizing the network over multiple clouds by Alaluna, Max, Ramos, Fernando M. V., Neves, Nuno

“…Recent SDN-based solutions give cloud providers the opportunity to extend their "as-a-service" model with the offer of complete network virtualization. They…”
Get full text

On the Design of Resilient Multicloud MapReduce by Costa, Pedro A. R. S., Ramos, Fernando M. V., Correia, Miguel

“…Faced with the challenge of dependability, we have recently explored multicloud solutions to increase the resilience and availability of MapReduce. Based on…”
Get full text

User-Centric Security and Dependability in the Clouds-of-Clouds by Lacoste, Marc, Miettinen, Markus, Neves, Nuno, Ramos, Fernando M. V., Vukolic, Marko, Charmet, Fabien, Yaich, Reda, Oborzynski, Krzysztof, Vernekar, Gitesh, Sousa, Paulo

“…A promising vision of distributed cloud computing is a unified world of multiple clouds, with business benefits at hand. In practice, lack of interoperability…”
Get full text

Medusa: An Efficient Cloud Fault-Tolerant MapReduce by Costa, Pedro A. R. S., Xiao Bai, Ramos, Fernando M. V., Correia, Miguel

“…Applications such as web search and social networking have been moving from centralized to decentralized cloud architectures to improve their scalability…”
Get full text

Blending photons with electrons to reduce the energy footprint of IPTV networks by Ramos, Fernando M. V., Crowcroft, Jon, White, Ian H.

“…The rapid growth of IPTV services and the resulting increase in traffic volumes is raising concerns over energy consumption. In this paper we propose to save…”
Get full text

Efficient channel selection using hierarchical clustering by Hyoungshick Kim, Crowcroft, J., Ramos, F. M. V.

“…Increases in the number of TV channels requires users to spend more time to select their preferred channels since the user interaction for browsing is…”
Get full text