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How does Prepaid Calling Card Operation work?

April 26, 2017card long distance Network operation prepaid voice over ip voip

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How does Prepaid Calling Card Operation work?

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Click here for an example of a typical Callflow for a Prepaid Calling Card operation with animation and sound effect As a PPCC service provider, operating a VoIP Gateway/Switch, you would arrange to have printed for sale Prepaid Calling Cards of certain designs and of certain face value (please refer to the section on printing of PPCC cards below). The card has printed on it 2 pieces of essential information: (a) the telephone number the customer is to dial to reach the VoIP gateway/switch and (b) a card number , also known as PIN (Personal Identification Number) that is a unique number that is required by the PPCC service platform for authentication (or validation) as to whether or not the caller (customer) should be permitted to use the service in the first place. Upon positive authentication, the PPCC service platform then voice-prompts the caller to enter the Destination Number (DN) of the telephone number that he/she wants to reach. The PPCC service platform calculates the maximum