Ordinary analog phone lines that deliver a low-cost broadband data connection use this 3-letter technology
Designed for use as a low-noise connection, redundant- and dark- data 
are not... [DOC] [TLE] VoIP - WebFones [PAR] WebFones Business VoIP uses a cloud-hosted phone system that eliminates the 
need for ... VoIP (Voice over IP), the technology that digitizes and delivers voice 
via the .... SIP) are used over any broadband IP-capable wireless network 
connection .... the prospect of smarter, lower cost phone communications appeal 
to you?