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.
Cyber Tel Communication is one of the first voice over IP(VOIP) providers in Tehran-Iran.
Our company started out by providing phone to phone international calling services and has since expanded its operation to incorporate the latest technologies in