| 摘要 |
<p>A method and a system for providing commercial information (CI) messages as a ring-back tone (RBT) to a caller in an inter-operator telecommunication system are provided. In the inter-operator telecommunication system, the caller and the callee are registered to different telecommunication service providers. The second telecommunication service provider sends a request to the first telecommunication service provider to provide a CI id associated with a caller profile of the caller. The request is routed through a global broker. An RBT player of the second telecommunication service provider plays the Cl message corresponding to the CI id as ring-back tone to the caller.</p> |
