Automatically-effected move of a subscriber between electronic m
Broadband network and method for connecting information provider
Call control in intelligent network
Call reception infeasibleness informing system and method
Call reservation technique for a subscriber of another exchange
Call routing control using call routing scripts
Call routing control using call routing scripts
Call waiting suppression
Call waiting suppression
Caller information display methods and systems
Calling party number override for emergency services
Calling party ringtone selection in telephone system
Calling party ringtone selection in telephone system
Capacity provisioning for AIN
Common treatment of calls from subscribers served by different t
Communication apparatus capable of automatic activation of...
Communication network
Communication networks including flash hook detectors and...
Communication service method and exchange system for notifying a
Communication system having switchably-coupled subscriber termin