数据报(datagram)网络与虚电路(virtual-circuit)网络是典型两类分组交换网络。 数据报网络提供网络层无连接服务 虚电路网络提供网络层连接服务 类似于阿传输层的无连接服务(UDP)与面向连接服务(TCP),但是网络层服务: 主机到主机服务 网络核心实现 虚电路(virtual circuits) **定义:**一条从源主机到目的主机,类似于...
A. datagram networks are circuit-switched networks; and virtual-circuit networks are packet-switched networks. B. datagram networks are packet-switched networks; and virtual-circuit networks are circuit-switched networks. C. numbers to forward packets toward their destination. D. datagram networks use...
数据报(datagram)网络与虚电路(virtual-circuit)网络是典型两类分组交换网络。 VC(虚电路)的具体实现 连接服务与无连接服务 数据报(datagram)网络与虚电路(virtual-circuit)网络是典型两类分组交换网络。 数据报网络提供网络层无连接服务 虚电路网络提供网络层连接服务 类似于阿传输层的...
Daily Review 4.21.Virtual-Circuit Networks(1) A VC consists ofA. a path (that is, a series of links and routers) between the source and destination hostsB.VC numbers ,one number for each link along the pathC. entries in...
virtual circuits themselves do not guarantee the security of data transmission. however, they can be used as part of a larger security solution. for secure communication, virtual private networks (vpns) utilize encryption and encapsulation techniques within the virtual circuit to protect data ...
Compared to virtual circuit, datagram network keeps connection status information.A.正确B.错误的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机刷题,以提高学习效率,是学习的生
aSoon there were so many storise in the bag and he had to keep the the bag tiedai mouth tu make sure that none of the storise escaped Soon there were so many storise in the bag and he had to keep the the bag tiedai mouth tu make sure that none of the storise escaped [translate...
虚电路(Virtual Circuit)的概念 ___相关知识点: 试题来源: 解析 面向无连接的数据传输 , 工作过程类似于报文交换。采用数据报方式传输时,被传输的分组称为数据报。 虚电路是面向连接的数据传输,工作过程类似于线路交换,不同之处在于此时的电路是虚拟的。反馈 收藏...
There are two classes of packet-switched networks: ( ) networks and virtual-circuit networks.A.datagramB.circuit-switchedC.televisionD.telephone的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文
And we reviewed the approaches developed in the context of circuit and packet switching. Problems of resource allocation are peculiar to virtual circuit networks. (In circuit-switched networks each connection gets a fixed resource, whereas in datagram networks no resources are allocated to a ...