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.
Data Technology Consulting Pte Ltd (DTCon.com - VoIP Singapore) delivers fully integrated business communication solutions for small; medium up to large size companies based on next generation network (NGN) technology. Employing fast developing open Tripl
Read more