Connections between a toll network and multiple local networks
Connections between a toll network and multiple local networks
Constraint based routing
Control interface for computer supported telephony...
Control interface for linking a computer supported telephony...
Control of telecommunications networks
Controlling connection processing
Controlling intelligent network services
Cost-conscious telecommunications terminal
Custom routing for multiple carrier interconnection
Custom routing for multiple carrier interconnection
Customer oriented telecommunications network
Customer owned telephone numbers
Customer premise equipment network integrator
Customer premises equipment that can support multiple call...
Customer premises equipment that can support multiple call...
Cutover method and device for telephone lines
Data calls using both constant bit rate and variable bit...
Data extraction process
Data messaging method