Call
Origination is the collecting of the call started by a calling party on a PSTN,
and handing off the call to a VoIP endpoint or to other exchange phone company
for completion to a called party
Call
Termination is a handing off or routing of calls from one Telephone Company to
another.
BT&T TELECOM GROUP CORPORATION is a Delaware, USA company incorporated in 1999. BT&T`s vision is to be a key player in the burgeoning telecom horizon, most especially in the Americas and Asia-Pacific countries.