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Experimental assessment of in-operation spectrum defragmentation
dc.contributor.author | Gifre Renom, Lluís |
dc.contributor.author | Paolucci, Francesco |
dc.contributor.author | Aguado, Alejandro |
dc.contributor.author | Casellas Regi, Ramón |
dc.contributor.author | Castro Casales, Alberto |
dc.contributor.author | Cugini, Filippo |
dc.contributor.author | Castoldi, Piero |
dc.contributor.author | Velasco Esteban, Luis Domingo |
dc.contributor.author | López Grimau, Víctor |
dc.contributor.other | Universitat Politècnica de Catalunya. Departament d'Arquitectura de Computadors |
dc.contributor.other | Universitat Politècnica de Catalunya. Departament de Teoria del Senyal i Comunicacions |
dc.contributor.other | Universitat Politècnica de Catalunya. Departament de Projectes d'Enginyeria |
dc.date.accessioned | 2014-10-03T17:08:39Z |
dc.date.created | 2014-06-01 |
dc.date.issued | 2014-06-01 |
dc.identifier.citation | Gifre, L. [et al.]. Experimental assessment of in-operation spectrum defragmentation. "Photonic network communications", 01 Juny 2014, vol. 27, núm. 3, p. 128-140. |
dc.identifier.issn | 1387-974X |
dc.identifier.uri | http://hdl.handle.net/2117/24252 |
dc.description.abstract | Dynamic operation of flexgrid networks might cause optical spectrum to be divided into fragments, which makes it difficult finding contiguous spectrum of the required width for incoming connection requests, leading thus to an increased blocking probability. To alleviate to some extent that spectrum fragmentation, the central frequency of already established connections can be shifted to create wider contiguous spectrum fragments to be allocated to incoming connections; this procedure is called spectrum defragmentation. In this paper, we propose using the so called applications based network operations (ABNO) architecture, currently under standardization in the IETF, to deal with the defragmentation use case while the network is in operation. A work flow involving several elements in the ABNO architecture is proposed and experimentally assessed in a distributed test bed connecting facilities in three major European cities. |
dc.format.extent | 13 p. |
dc.language.iso | eng |
dc.rights | Attribution-NonCommercial-NoDerivs 3.0 Spain |
dc.rights.uri | http://creativecommons.org/licenses/by-nc-nd/3.0/es/ |
dc.subject | Àrees temàtiques de la UPC::Enginyeria de la telecomunicació::Telecomunicació òptica::Fotònica |
dc.subject | Àrees temàtiques de la UPC::Enginyeria de la telecomunicació::Telecomunicació òptica |
dc.subject.lcsh | Photonics |
dc.subject.lcsh | Optical communications |
dc.subject.other | Flexgrid optical networks |
dc.subject.other | Spectrum defragmentation |
dc.subject.other | In-operation planning |
dc.subject.other | FLEXGRID OPTICAL NETWORKS |
dc.subject.other | ARCHITECTURE |
dc.title | Experimental assessment of in-operation spectrum defragmentation |
dc.type | Article |
dc.subject.lemac | Fotònica |
dc.subject.lemac | Comunicacions òptiques |
dc.contributor.group | Universitat Politècnica de Catalunya. GCO - Grup de Comunicacions Òptiques |
dc.contributor.group | Universitat Politècnica de Catalunya. ENMA - Enginyeria del Medi Ambient |
dc.identifier.doi | 10.1007/s11107-014-0433-7 |
dc.description.peerreviewed | Peer Reviewed |
dc.relation.publisherversion | http://link.springer.com/article/10.1007%2Fs11107-014-0433-7 |
dc.rights.access | Restricted access - publisher's policy |
local.identifier.drac | 15113055 |
dc.description.version | Postprint (published version) |
dc.relation.projectid | info:eu-repo/grantAgreement/EC/FP7/317999/EU/Industry-Driven Elastic and Adaptive Lambda Infrastructure for Service and Transport Networks/IDEALIST |
dc.date.lift | 10000-01-01 |
local.citation.author | Gifre, L.; Paolucci, F.; Aguado, A.; Casellas, R.; Castro, A.; Cugini, F.; Castoldi, P.; Velasco, L.; Lopez, V. |
local.citation.publicationName | Photonic network communications |
local.citation.volume | 27 |
local.citation.number | 3 |
local.citation.startingPage | 128 |
local.citation.endingPage | 140 |
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