The benefits of the SDN control plane to drive fast restoration are demonstrated on flexible optical networks. Required OpenFlow extensions are detailed.
This paper proposes a novel fast restoration scheme for Flexible Optical Networks based on SDN framework. Specifically, by bundling the required node re ...
The benefits of the SDN control plane to drive fast restoration are demonstrated on flexible optical networks. Required OpenFlow extensions are detailed.
Sep 12, 2024 · L0 restoration requires a flexible optical network, with colorless-directionless (or colorless-directionless-contentionless). ROADMs, and unused ...
In this paper, we propose a new precomputation based restoration path (P-RP) scheme to provision extremely fast and efficient restoration in elastic optical ...
Fast Restoration in SDN-based Flexible Optical Networks. GIORGETTI, Alessio;PAOLUCCI, Francesco;CUGINI, FILIPPO;CASTOLDI, Piero. 2014-01-01. Scheda breve ...
Aug 2, 2021 · This paper exploits wavelength converters in GMPLS-based wavelength switched optical networks to reduce resource contentions during lightpath ...
The real strength of SDN-based restoration, according to Monteiro, lies in its ability to work as a complementary tool to existing restoration methods.
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Abstract— Optical networks employ restoration methods to ensure efficient recovery of connections interrupted by network failures.
We validate experimentally the integration of a PCE-based T-SDN controller with an OAM Handler to restore signal-degraded flexi-grid connections. A distributed ...