It is a call which is made over internet protocol (VoIP). For example,
one can call using Google Voice to other recipient located miles away. Such
call can also be international.
PanTerra Networks Inc.
PanTerra''''''''s WorldSmart delivers cloud-based unified communications to businesses around the world, integrating business VoIP, web and desktop collaboration, digital fax, instant messaging, presence, mixed medium group conferencing and call center se
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