About: http://webisa.webdatacommons.org/377459432

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	Some protocols only work at layer 2, for example spanning tree to prevent broadcast storms.
http://www.w3.org/ns/prov#wasQuotedFrom	serverfault.com