Intelligent routing of special service calls
Intelligent routing to automate handling of...
Intelligent service management system
Intelligent service peripheral device
Intelligent signal transfer point (ISTP)
Intelligent-networked telephone system having advertisement...
Inter-network line level adjustment method and system
Interactive electronic ordering for telecommunications...
Interactive electronic ordering for telecommunications...
Interactive electronic ordering for telecommunications...
Interexchange carrier automatic route selection system
Interface for digital telecommunications system
Interface for interfacing client programs with network...
Interface for providing connection of a switch and a VMS...
Interface means between a network switch and a CTI server...
Interface means between a network switch and a CTI server...
Interface means between a network switch and a CTI server...
Interface to integrated switch control software
Intermeshed communication network
International toll-free calling process