September 2014 Archive


1687
Virtual Circuit and Datagram Networks
Virtual Circuit and Datagram Networks

Recall from Transport Layer that a transport layer can offer applications connectionless service or connection-oriented service. For instance, the Internets transport layer provides each application a choice between two services: UDP, a connectionless service; or TCP, a connection-

Tags virtual-circuit networks, datagram networks, forwarding table, signaling messages, signaling protocols
1599
Datagram Networks
Datagram Networks

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. As shown in Figure 1, this is done without any VC setup. Routers in a datagram network

Tags datagram network, end system, routers, forwarding table
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