Experimental investigation of dynamic impairment-aware bi-directional lightpath provisioning in GMPLS-enabled optical networks

Lei Liu*, Takehiro Tsuritani, Itsuro Morita

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Abstract

The lightpaths within a wavelength switched optical network (WSON) are usually bi-directional, with a same route and a same wavelength which are allocated for both directions from the viewpoint of optical network operation. On the other hand, the introduction of generalized multi-protocol label switching (GMPLS) as a network control plane is expected to bring more intelligence and to provision the end-to-end lightpath in a cost-efficient manner. In this paper, we experimentally demonstrate and evaluate dynamic provisioning of bidirectional lightpaths in GMPLS controlled optical networks, considering the wavelength continuity constraint and the physical impairment constraint on both directions.

Original languageEnglish
Title of host publicationNetwork Architectures, Management, and Applications IX
DOIs
Publication statusPublished - 2011
Externally publishedYes
EventNetwork Architectures, Management, and Applications IX - Shanghai, China
Duration: 2011 Nov 132011 Nov 16

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume8310
ISSN (Print)0277-786X

Conference

ConferenceNetwork Architectures, Management, and Applications IX
Country/TerritoryChina
CityShanghai
Period11/11/1311/11/16

Keywords

  • Bi-directional label switched path (LSP)
  • Generalized multi-protocol label switching (GMPLS)
  • Impairment-aware routing and wavelength assignment (IA-RWA)
  • Optical signal to noise ratio (OSNR)
  • Wavelength continuity constraint (WCC)

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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