Scalable call processing node
Service and information management system for a telecommunicatio
Service engineering template
Service for central network operator allocation of...
Service level management in a hybrid network architecture
Signaling arrangement
Signaling system seven distributed call terminating processor
Simulator for simulating an intelligent network
Single network record construction
Splitter card with integral test access
Splitter system with test access
Status management method of a signalling service device in an el
Stored program controller
Structure and circuit topology for a remotely actuated...
Subscriber call simulator capable of testing new services of a t
Subscriber loop tester for telephone switching systems
Subscriber/craftsperson ringback apparatus
Switch testing
Switching module for a telecommunications switching platform
System and method for automatic PBX detection