About: http://webisa.webdatacommons.org/17534095

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	A protocol, such as the Session Initiation Protocol (SIP) may be used to set up and control communication sessions in packet-switched network 54.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com