简介:人们想要使用具有安全保障的通信服务,并非奢望,但IP网不能满足这种起码的要求。显然,IP网不应成为我们对未来网的惟一选择。本文围绕新共识推动新突破、解析IP网安全失控缺陷、若IP垄断天下将会引发的问题、对IP电信网的评价、后IP创新等五个方面,论证了“IP”不是网络未来网的惟一选择,预测和描述了未来网新的蓝图。
简介:Inthispaper,aquantitativeQoSmanagementimplementmechanisminIP-DiffServispresented.Theapproachhasthreemerits:(1)itoptimizesboththerouteselectedforserviceclassbytrafficengineeringinnetworklayerandtheserviceclassselectedfortheuserservicesbynetworkplaninservicelayer,(2)itensuresquantitativeQoSfortheuserserviceinDiffServ,(3)itachieveshighresourceutilization,andachievesbetterperformancewithlesscostfortheuserserviceandselectedroute.Simulationhasverifiedthesemerits.