Apparatus for prepayment of telecommunication connections in a t
Apparatus for tracking connection of service provider...
Apparatus for tracking connection of service provider...
Apparatus to manipulate and examine the data structure that supp
Apparatus, and an associated method, for detecting a mass...
Arrangement for managing voice over IP (VoIP) telephone...
Arrangement for outbound telecommunications
Arranging subscriber billing in telecommunication system
Article comprising a distributed call monitoring, evaluation...
Assigning telecommunications services to matchable classes
Audible announcement played to calling party before...
Authentication system for a communication network
Authorized distribution of digital content over mobile networks
Automated attendant with direct inward system access
Automated emergency notification system
Automated prefix dialing system
Automated public phone control for charge and collect billing
Automatic billing system controller
Automatic call distributor reporting system and method therefor
Automatic generation of billing records at a telephone paystatio