About: http://webisa.webdatacommons.org/243078478

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	One example of such a system is described with reference to FIGS. 4 through 6, in which the VMS is coupled to a circuit switched network, i.e., PSTN, which is coupled to the packet network 102 via a media gateway.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com