NGN(Next Generation Network,下一代网络),其网络模型为四层结构,具体为()、网络控制层、核心传送层、业务管理层。
NGN(Next Generation Network,下一代网络),其网络模型为四层结构,具体为()、网络控制层、核心传送层、业务管理层。
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下列属于广域网的是()。A.中国公用分组交换网(CHINAPAC)B.中国公用数字数据网(CHINADDN)C.国家教育和科研网(CERnet)D.CNGI(China Next Generation Internet)
A Next Generation Network(NGN) is a () network ,which is able to provide Telecomunication Services ti users and to make use of multiple broadband, QoS-enable transport technologies and in which service-related functions are (下题选择) of the underlying transport-related technologies.A.ISDNB.ATMC.circuit-basedD.packet-based
A Next Generation Network(NGN) is a (上题选择) network ,which is able to provide Telecomunication Services ti users and to make use of multiple broadband, QoS-enable transport technologies and in which service-related functions are () of the underlying transport-related technologies.A.dependentB.independentC.relatedD.depend
【Recently, telecommunication carriers has been building All-IP core networks in order to effectively support various kinds of fixed and mobile broadband services,such as up-and down-loading You tube and SNS(Social Networking Services)with rich video file,as well as broadband mobile Internet services. Such All-IP network is called NGN(Next Generation Network),which guarantees secure authentication and QoS such as the bandwidth and the delay. From the service point of view,convergence of fixed and mobile communications,known as FMC(Fixed Mobile Convergence)is becoming a key increasing new services and expanding the market.】 Form the paragraph above,we can see that()can be defined as a network that can effectively support various kinds of fixed and mobile broadband services,with guaranteed QoS in terms of()and etc. And the key to develop new services and gain larger market share should be()A.All-IP access network B.broad band network C.NGN D.social network A.data rate B.error rate C.availability D.band width, delay A.mobile communications B.Internet C.All-IP core network D.Fixed Mobile Convergence
NGN(Next Generation Network,下一代网络,缩写为NGN)是一个定义极其松散的术语,泛指一个大量采用新技术,以()技术为核心,同时可以支持语音、数据和多媒体业务的融合网络。A、IPB、TDMC、ATMD、ISDN
NGN的战略发展方向包括()。A、交换网向以软交换/IMS为核心的下一代交换网演进;B、下一代传输网向以光纤网为基础的ASON演进;C、下一代因特网向以IPv6为基础的因特网演进;D、移动网向以3G/E3G/B3G为代表的下一代移动通信网演进;
多选题NGN的战略发展方向包括()。A交换网向以软交换/IMS为核心的下一代交换网演进;B下一代传输网向以光纤网为基础的ASON演进;C下一代因特网向以IPv6为基础的因特网演进;D移动网向以3G/E3G/B3G为代表的下一代移动通信网演进;
单选题NGN(Next Generation Network,下一代网络,缩写为NGN)是一个定义极其松散的术语,泛指一个大量采用新技术,以()技术为核心,同时可以支持语音、数据和多媒体业务的融合网络。AIP;BTDM;CATM;DISDN
问答题简述下一代网络NGN的基本特征。