Telecommunication exchange comprising a processor system, and a
Telecommunications call preservation in the presence of control
Telecommunications switch configuration
Telecommunications switch with integral feature installation cap
Telephone call saving system and method for an integrated servic
Telephone toll integrity checking system
Terminating call control method and system therefor in a digital
Test adapter tools for telephone cutover system
Test circuit arrangement for computer-controlled communications
Test message generator in a telecommunications network
Test system and method for scheduling and running multiple...
Testing and complaint accepting communication unit
Testing method and apparatus for verifying correct connection of
Testing system for voice system equipment in switchboard
Testing telecommunications equipment
Testing voice message applications
Traffic generator analog
Traffic simulator for testing exchanges taking the subscriber-sy
Transaction support system and information terminal unit...
Tree hierarchy and description for generated logs