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。 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...
2.Datagram Networks(1)In a datagram network, each time an end system wants to send a packet ,it stamps the packet with the address of the destination end system and then pops the packet into the network(2)As a packet i...
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...
when a datagram is fragmented the total length field of each fragment is changed to be the size of that...datagram) to send, or one that has been received from a network interface (a datagram to forward)...The IP layer has a routing table in memory that it searches each time it rece...
Twitter Google Share on Facebook datagram Thesaurus Medical Acronyms Encyclopedia Wikipedia Related to datagram:Virtual circuit (ˈdeɪtəˌɡræm) n a self-contained unit of data transmitted in a packet-switched network Collins English Dictionary – Complete and Unabridged, 12th Edition 2014...
a网络层为连接在网络上的主机提供的服务可以分为两大类:数据报服务和虚电路服务 The network level the service which provides in the network main engine may divide into two big kinds for the connection: Data newspaper service and empty electric circuit service[translate]...
(c)Now suppose that this network is a virtual circuit network and that there is one ongoing call between H1and H3,and another ongoing call between H2and H3.Write down a forwarding table in router A, such that all traffic from H1destined to host H3is forwarded through interface3,while ...
com.han.WeatherThis is a UDP network program. The following presents a multicastdatagramprogram, which is actually a new technology. The multicastdatagramsocket class is useful for sending and receiving IP multicast packets. A MulticastSocket is a (UDP) DatagramSocket, with additional capabiliti ...
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