<http://webisa.webdatacommons.org/276880751>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/297335123>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/276880751> .
<http://webisa.webdatacommons.org/276880751>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<windowsnetworking.com> .
<http://webisa.webdatacommons.org/prov/329002166>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/276880751> .
<http://webisa.webdatacommons.org/prov/226330131>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/276880751> .
<http://webisa.webdatacommons.org/prov/233270048>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/276880751> .
<http://webisa.webdatacommons.org/276880751>	<http://www.w3.org/ns/prov#value>	"Whilst protocols and services such as web and email, SMTP and HTTP, are well understood and the techniques for securing these are widely known and discussed, VoIP understanding is often lacking." .