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.
508comms is a telecommunications service provider, a-z terminations, We are focus on Asia and Middle East.our own terminations is China,Cambodiaindonesia,myanmar,vietnam,Pakistan.sales@508comms.com