Geographical call routing for a non-emergency calling service
Geographical call routing for a non-emergency calling service
Geographical call routing for a non-emergency calling service
Geographical call routing for a non-emergency calling service
Geographical number portability
Geographically distributed telephony
Geographically mapped telephone routing method and system
Global subscriber numbering translation system for controlling i
Global title translation in a telecommunications signalling netw
Global title translation with load sharing
Host remote signalling in telephone systems
Hybrid intelligent network
Identifying communications channels between nodes
Improved data transmission via a public switched telephone netwo
In-band signaling for routing
In-band signaling for routing
INAP processing method for communication between SSP and TCAP
Information element component of a signaling message, and a...
Initiating a controlling service
Integrated communication system with intelligent network and tel