Telecommunications feature server
Telecommunications installation and management system and method
Telecommunications network architecture enabling local services
Telecommunications network routing
Telecommunications network with heterogeneous operation codings
Telecommunications service interactions
Telecommunications services
Telephone accessory device
Telephone call control methods
Telephone call control system and methods
Telephone connection to a nearby dealer
Telephone control system
Telephone group identification ring
Telephone network control system and method
Telephone set, repeating device and recording medium
Telephoning method comprising novel subscriber service
Three tier client/server model for legacy switches
Transaction implementation in video dial tone network
Triggerless number portability system and method
Urgency of call indication to called party through...