WDM network re-optimization avoiding costly traffic disruptions

F. Solano, Michal Pioro

Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceedingpeer-review

Abstract

Network re-optimization is a process that must be triggered periodically in order to improve the inefficient resource allocation of online routing heuristics due to the uncertainty of online lightpath demand arrivals and departures. Network re-optimization involves two tasks: a) finding new lightpaths for a (sub)set of current demands, i.e. rerouting, and b) migrating the current traffic to the new configuration diminishing traffic disruptions, i.e. lightpath reconfiguration. If not controlled, excessive traffic disruptions may be a cause of violations of clients' Service Level Agreement, which should be compensated by the network operator with penalization fees.
Original languageEnglish
Title of host publicationInternational Congress on Ultra Modern Telecommunications and Control Systems
PublisherIEEE - Institute of Electrical and Electronics Engineers Inc.
ISBN (Print)978-1-4244-7285-7
DOIs
Publication statusPublished - 2010
Event2nd International Workshop on Reliable Network Design and Modeling - Moscow, Russian Federation
Duration: 2010 Oct 182010 Oct 20

Conference

Conference2nd International Workshop on Reliable Network Design and Modeling
Country/TerritoryRussian Federation
CityMoscow
Period2010/10/182010/10/20

Subject classification (UKÄ)

  • Electrical Engineering, Electronic Engineering, Information Engineering

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