摘要
Afundamentalissueinopticalburstswitching(OBS)networksistosolvetheburstcontentionforthecorenode.Inthispaper,anovelpriority-basedcontentionsolutionstrategyforOBSnetworksisproposed.Whenthecontentionoccurs,theburstpriorityisconsideredfirstly,andthentheburstsegmentationmethodisusedforthelowpriorityburstsinthisstrategy.Ensuringtheintegrityofhighprioritybursts,partofthesegmentedburstscanbetransmittedtothedestinationnodeviacombiningwavelengthconversionandopticalbuffermethod.Simulationresultsshowthattheproposedschemenotonlyensurestheintegrityofhighprioritybursts,butalsoreducesthepacketlossrateofthelowpriorityburstsmaximally,sothatitcansupportgoodqualityofservice(QoS)forthenetwork.
出版日期
2010年06月16日(中国期刊网平台首次上网日期,不代表论文的发表时间)