About: http://webisa.webdatacommons.org/23858011

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	As is well known, common channel signaling networks, such as the SS7 signaling networks use dedicated channels to pass digital messages between systems for call set-up, call control, call routing and other functions.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr