Telecommunication network including a central back-up memory
Telecommunication system and processor means, and method
Telecommunication system for providing status information of con
Telecommunication system for selecting optimum transfer rate
Telecommunications network
Telecommunications network
Telecommunications network architecture with rapid restoration
Telecommunications network for serving users from two switches
Telecommunications network system and method
Telecommunications network system and method
Telecommunications network system and method
Telecommunications network system and method
Telecommunications switching network for making...
Telecommunications system
Telecommunications system architecture for connecting a call
Telecommunications system for establishing connections between i
Telecommunications system SS7 signaling interface with signal tr
Telecommunications system with wide area internetwork control
Telemanagement system with single point of entry
Telemanagement system with single point of entry