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Method, system, network and computer-readable media for controlling outgoing telephony calls to convey media messages to source devices

  • US 8,531,992 B2
  • Filed: 12/31/2009
  • Issued: 09/10/2013
  • Est. Priority Date: 12/31/2009
  • Status: Active Grant
First Claim
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1. A method implemented by a call processing system for controlling an outgoing call initiated by a source device to a destination device, the method comprising:

  • receiving a call request message from a Service Switching Point (SSP) via an Internet Protocol (IP) network, the call request message comprising source and destination identifiers associated with the source and destination devices respectively;

    determining whether a media message is to be conveyed to the source device;

    causing transmission of a routing message to the SSP via the IP network upon determining the media message is to be conveyed to the source device, the routing message to cause a media connection to be established between the source device and the call processing system; and

    causing transmission of a reject message to the SSP via the IP network upon determining the media message is not to be conveyed to the source device, the reject message to cause the SSP to cause establishment of a media connection between the source device and the destination device.

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