A switched virtual circuit (SVC) is.
A switched virtual circuit (SVC) is Similar to permanent virtual circuit but allows users to dial into the network of virtual circuit..
A switched virtual circuit (SVC) is a type of virtual circuit in telecommunication and computer networks that is used to establish a temporary connection between two different network nodes until completion of a data transfer session, after which the connection is terminated.
A virtual circuit (VC) is a means of transporting data over a packet switched computer network in such a way that it appears as though there is a dedicated physical layer link between the source and destination end systems of this data. The term virtual circuit is synonymous with virtual connection and virtual channel.
A permanent virtual circuit (PVC) is a connection that is permanently established between two or more nodes in frame relay and asynchronous transfer mode (ATM) based networks. It enables the creation of a logical connection on top of a physical connection between nodes that communicate frequently or continuously.
Datagrams and Virtual Circuits. Two basic approaches to packet switching are common: The most common is datagram switching (also known as a "best-effort network" or a network supporting the connection-less network service).This is what is used in the network layer of Internet.