Título:
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Some open issues in multi-domain/multi-operator/multi-granular ASON/GMPLS networks
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Autor/a:
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Spadaro, Salvatore; Velasco Esteban, Luis Domingo; Perelló Muntan, Jordi; Agraz Bujan, Fernando; Comellas Colomé, Jaume; Junyent Giralt, Gabriel
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Otros autores:
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Universitat Politècnica de Catalunya. Departament d'Arquitectura de Computadors; Universitat Politècnica de Catalunya. Departament de Teoria del Senyal i Comunicacions; Universitat Politècnica de Catalunya. GCO - Grup de Comunicacions Òptiques |
Abstract:
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Large optical backbone networks may be composed of several domains, each one controlled by different
administrators/operators. Besides, the bandwidth granularity of these domains may be different. Label Switched
Paths (LSPs) provisioning in multi-domain/multi-operators/multi-layer network scenarios is a challenging
problem actually, which has to be properly faced. In this paper, some open issues related to end-to-end
bandwidth provisioning are discussed. Among others, the grooming problem in multi-layer/multi-domain optical
networks and the performance degradation of recovery mechanisms due to limited inter-domain knowledge are
analyzed. |
Materia(s):
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-Àrees temàtiques de la UPC::Enginyeria de la telecomunicació::Telecomunicació òptica -Optical communications -Computer networks --Management -Telecommunication --Traffic --Management -Packet switching (Data transmission) -GMPLS -Control plane -Multi-domain -Multi-layer -Ordinadors, Xarxes d' -- Gestió -Comunicacions òptiques -Dades -- Transmissió |
Derechos:
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Tipo de documento:
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Artículo - Versión publicada Objeto de conferencia |
Editor:
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IEEE
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