The program asking you to enter the extension number of the person or department you are trying to reach. When the caller enters an extension number, the system asks the name of the caller in order to inform the called party about an incoming call, presenting the caller.
R&R Telecom offers carrier-grade switch partition solutions for wholesale resellers since 2003. R&R switch partition service leverages Sonus Networks platform and provides powerful yet intuitive interface to control switch operations.