Telecommunications system and method for processing call-indepen

Telecommunications system for controlling access to a destinatio

Telecommunications system for dynamically selecting conversation

Telecommunications system having separate switch intelligence an

Telecommunications system with notification hold

Telephone addressing system

Telephone call processing arrangement based on calling and calle

Telephone calling method and apparatus

Telephone circuit

Telephone communication system having a locator

Telephone communication system having a locator

Telephone dialling code processor

Telephone exchange apparatus

Telephone exchange apparatus having an integrated services digit

Telephone exchange apparatus, and method of connecting calls the

Telephone operator keying arrangement

Telephone terminal controlled conference inspection

Testing tools in an intelligent network system

Third party verification system and method

Universal data structure for use with a concurrent state machine