Exploració per autor "Simeonidou, Dimitra"
Ara es mostren els items 8-27 de 29
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Enabling multi-tenancy in hybrid optical packet/circuit switched data center networks
Peng, Shuping; Nejabati, Reza; Guo, Bingli; Shu, Yan; Zervas, Georgios; Spadaro, Salvatore; Pagès Cruz, Albert; Simeonidou, Dimitra (2014)
Text en actes de congrés
Accés restringit per política de l'editorialIn a flattened optical data center network employing hybrid technologies, multi-tenancy is enabled by a new virtual data center embedding method that is equipped with network-aware VM placement exploiting the advanced but ... -
Experimental assessment of an SDN-based control of OPS switching nodes for intra-data center interconnect
Agraz Bujan, Fernando; Miao, Wang; Ferrer Delgado, Alejandro; Bernini, Giacomo; Dorren, Harm; Calabretta, Nicola; Ciulli, Nicola; Perelló Muntan, Jordi; Peng, Shuping; Zervas, Georgios; Simeonidou, Dimitra; Junyent Giralt, Gabriel; Spadaro, Salvatore (Institute of Electrical and Electronics Engineers (IEEE), 2014)
Text en actes de congrés
Accés restringit per política de l'editorialAn SDN-based control framework for OPS switches is experimentally assessed. The OpenFlow messages enabling control communication between SDN controller and OPS switch are validated. Dynamic OPS virtual network slices for ... -
Experimental assessment of VDC provisioning in SDN/OpenStack-based DC infrastructures with optical DCN
Pagès Cruz, Albert; Agraz Bujan, Fernando; Montero Herrera, Rafael; landi, Giada; Monno, Roberto; Aznar, Jose; Viñes, Albert; Jackson, Chris; Simeonidou, Dimitra; Spadaro, Salvatore (Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialVDC provisioning requires the coordinated configuration of several types of resources. We present a DC architecture for the orchestration and provisioning of VDC instances on top of DCs with optical DCN and experimentally ... -
Experimental demonstration of a novel QoS-aware hybrid optical network
Simeonidou, Dimitra; Escalona, Eduard; Qin, Yixuan; Zervas, Georgios; Triay Marquès, Joan; Zarris, George; Amaya González, Norberto; Nejabati, Reza; Cervelló Pastor, Cristina (IEEE Press. Institute of Electrical and Electronics Engineers, 2010)
Text en actes de congrés
Accés obertThis paper presents a hybrid optical test-bed controlled by a hardware-accelerated control plane capable of dynamically provisioning the most suitable route according to the requirements of the client technology and the ... -
Experimental demonstration of a self-optimised multi-bit-rate optical network
Simeonidou, Dimitra; Zervas, Georgios S.; Zarris, George; Amaya González, Norberto; Triay Marquès, Joan; Escalona, Eduard; Qin, Yixuan; Cervelló Pastor, Cristina; Nejabati, Reza (IEEE Press. Institute of Electrical and Electronics Engineers, 2010)
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Accés obertThis paper proposes an innovative self-managed optical network architecture for heterogenous transparent optical networks. A self-optimized dynamic network testbed that comprises multiple multi bit-rate ligthpaths on a ... -
GMPLS/PCE/OBST architectures for guaranteed sub-wavelength mesh metro network services
Triay Marquès, Joan; Zervas, Georgios S.; Cervelló Pastor, Cristina; Simeonidou, Dimitra (2011)
Comunicació de congrés
Accés obertThis paper presents three innovative GMPLS/PCE/OBST interworking architectures for mesh metro networks which deliver guaranteed contention-free sub-wavelength services with enhanced channel utilization, yet enabling ... -
ICT BONE views on the network of the future: the role of optical networking
Pattavina, Achille; Vlachos, Kyriakos; Petropoulos, Periklis; Callegati, Franco; Spadaro, Salvatore; Castoldi, Piero; Mitchell, John; Franzl, Gerald; Politi, Tanya; Tzanakaki, Anna; O'Mahony, Michael; Katrinis, Kostas; Van Daele, Peter; Pickavet, Mario; Simeonidou, Dimitra; Stavdas, Alexandros (2010)
Text en actes de congrés
Accés obertPart of the activities of the ICT EU Network of Excellence “Building the future Optical Network in Europe” (BONE) project is the development of the European Roadmap on Optical Networking in the context of the “Network ... -
LIGHTNESS: a deeply-programmable SDN-enabled data centre network with OCS/OPS Multicast/Unicast switch-over
Saridis, JM; Peng, Shpuping; Yan, Yan; Aguado, Alejandro; Buo, Bingli; Arslan, M; Jackson, C; Miao, Wang; Calabretta, Nicola; Agraz Bujan, Fernando; Spadaro, Salvatore; Bernini, Giacomo; Ciulli, Nicola; Zervas, G; Nejabati, Reza; Simeonidou, Dimitra (Institute of Electrical and Electronics Engineers (IEEE), 2015)
Text en actes de congrés
Accés restringit per política de l'editorialWe demonstrate an all-optical dynamic DCN utilizing a fully SDN-enabled data-plane including programmable FPGA-based NICs, offering Network Function Virtualization OCS/OPS driven multicasting for Virtual DC applications ... -
MANTICORE II: IP Network as a Service Pilots at HEAnet, NORDUnet and RedIRIS
Cabello, Isidro; Simeonidou, Dimitra; Lonvich, Chris; Uze, Jean Marc; de Miguel, Tomas P.; Fischer, Lars; Wilson, Dave; Reijs, Victor; Grasa Gras, Eduard; Figuerola, Sergi; Barrera, Xavier; Ferrao, Laia; Baez, Carlos; Minoves, Pau; Hesselbach Serra, Xavier; Botero Vega, Juan Felipe (2010)
Text en actes de congrés
Accés obertMANTICORE II follows the Infrastructure as a Service (IaaS) paradigm to enable National Research and Education Networks (NRENs) and other e-infrastructure providers to enhance their service portfolio by building and piloting ... -
Multi-service MAC-enabled OBS networks
Triay Marquès, Joan; Zervas, Georgios; Cervelló Pastor, Cristina; Nejabati, Reza; Simeonidou, Dimitra (2010-03)
Comunicació de congrés
Accés restringit per política de l'editorialIn this paper, a novel multi-service architectural solution based on a MAC protocol for mesh OBS networks is designed and the network performance among TDM services and connectionless burst transmissions is evaluated through ... -
Multi-tenant software-defined hybrid optical switched data centre
Peng, Shuping; Guo, Bingli; Jackson, Chris; Najabati, Reza; Agraz Bujan, Fernando; Spadaro, Salvatore; Bernini, Giacomo; Ciulli, Nicola; Simeonidou, Dimitra (2015-08-01)
Article
Accés obertWe introduce a holistic solution for software-defined optical data centres (DC). Hybrid optical circuit/packet switching technologies are employed in the data plane, while a software-defined networking (SDN) controller ... -
Multiservice QoS-enabled MAC for optical burst switching
Triay Marquès, Joan; Zervas, Georgios S.; Cervelló Pastor, Cristina; Simeonidou, Dimitra (IEEE Press. Institute of Electrical and Electronics Engineers, 2010-07-14)
Article
Accés obertThe emergence of a broad range of network-driven applications (e.g., multimedia, online gaming) brings in the need for a network environment able to provide multiservice capabilities with diverse quality-of-service (QoS) ... -
Optimal virtual slice composition toward multi-tenancy over hybrid OCS/OPS data center networks
Pagès Cruz, Albert; Pérez Sanchis, Miguel; Peng, Shuping; Perelló Muntan, Jordi; Simeonidou, Dimitra; Spadaro, Salvatore (Institute of Electrical and Electronics Engineers (IEEE), 2015-10-01)
Article
Accés obertMulti-tenancy is a key feature of modern data centers. It allows for the existence of multiple independent virtual infrastructures, called virtual slices, on top of the same physical infrastructure, each of them specially ... -
Orchestrating virtual slices in data centre infrastructures with optical DCN
Pagès Cruz, Albert; Agraz Bujan, Fernando; Montero Herrera, Rafael; Landi, Giada; Capitani, Marco; Gallico, Domenico; Biancani, Matteo; Nejabati, Reza; Simeonidou, Dimitra; Spadaro, Salvatore (2019-07-01)
Article
Accés obertThe emergence of new paradigms and services is pushing the limits of nowadays cloud infrastructures. It is a fact that current solutions lack in the flexibility and configurability to adapt to heterogeneous requirements ... -
Planning of dynamic virtual optical cloud infrastructures: the GEYSERS approach
Tzanakaki, Anna; Anastasopoulos, Markos; Landi, Giada; Bernini, Giacomo; Ciulli, Nicola; Riera, Jordi; Escalona Zorita, Eduard; García Espin, Joan Antoni; Hesselbach Serra, Xavier; Figuerola Fernández, Sergi; Peng, Shuping; Nejabati, Reza; Simeonidou, Dimitra; Parniewicz, Damian; Belter, Bartosz (2014-01-01)
Article
Accés restringit per política de l'editorialThis article focuses on planning and replanning of virtual infrastructures over optical cloud infrastructures comprising integrated optical network and IT resources. This concept has been developed in the context of the ... -
QoS-Enabled distributed access on optical burst-switched networks
Triay Marquès, Joan; Zervas, Georgios; Cervelló Pastor, Cristina; Nejabati, Reza; Simeonidou, Dimitra (IEEE Press. Institute of Electrical and Electronics Engineers, 2010-01)
Comunicació de congrés
Accés obertOptical Burst Switching (OBS) has been proposed as an efficient technology to cope with the ever increasing bursty traffic on the Internet. The emergence of a broad range of network-driven applications (e.g. multimedia, ... -
Research in optical burst switching within the e-Photon/ONe network of excellence
González de Dios, Óscar; Aracil Rico, Javier; Akar, Nail; Bjornstad, Steinar; Casoni, Maurizio; Christodoulopoulos, Konstantinos; Careglio, Davide; Fernández Palacios, Juan Pedro; Gauger, C.; Tosi Beleffi, Giorgio M.; Stol, Norvald; Simeonidou, Dimitra; Raffaelli, Carla; Overby, Harald; Nejabati, Reza; Morató, Daniel; Klinkowski, Miroslaw; Karasan, Ezhan; Hu, Guoqiang; Vlachos, K. (2007-02)
Article
Accés restringit per política de l'editorialThis paper presents a summary of Optical Burst Switching (OBS) research within the VI framework program e-Photon/ONe network of excellence. The paper includes network aspects such as routing techniques, resilience and ... -
SDN-enabled OPS with QoS guarantee for reconfigurable virtual data center networks
Miao, Wang; Agraz Bujan, Fernando; Peng, Shuping; Spadaro, Salvatore; Bernini, Giacomo; Perelló Muntan, Jordi; Zervas, Georgios; Nejabati, Reza; Ciulli, Nicola; Simeonidou, Dimitra; Dorren, Harm; Calabretta, Nicola (Institute of Electrical and Electronics Engineers (IEEE), 2015-07-01)
Article
Accés obertOptical packet switching (OPS) can enhance the performance of data center networks (DCNs) by providing fast and large-capacity switching capability. Benefiting from the software-defined networking (SDN) control plane, which ... -
Time Shared Optical Network (TSON): a novel metro architecture for flexible multi-granular services
Zervas, Georgios S.; Triay Marquès, Joan; Amaya, Norberto; Qin, Yixuan; Cervelló Pastor, Cristina; Simeonidou, Dimitra (2011-11-28)
Article
Accés obertThis paper presents the Time Shared Optical Network (TSON) as metro mesh network architecture for guaranteed, statistically-multiplexed services. TSON proposes a flexible and tunable time-wavelength assignment along with ... -
Time shared optical network (TSON): A novel metro architecture for flexible multi-granular services
Zervas, Georgios S.; Triay Marquès, Joan; Amaya González, Norberto; Qin, Yixuan; Cervelló Pastor, Cristina; Simeonidou, Dimitra (2011)
Comunicació de congrés
Accés obertThis paper presents the TSON metro mesh network architecture for guaranteed, statistically-multiplexed services. It proposes tunable time-wavelength assignment, one-way treebased reservation and node architecture. Results ...