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Method and apparatus for providing web service access to telephony functionality

  • US 7,480,286 B2
  • Filed: 09/04/2003
  • Issued: 01/20/2009
  • Est. Priority Date: 06/05/2003
  • Status: Active Grant
First Claim
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1. A method to facilitate web service access to telephony functionality, comprising:

  • allowing a user to enter a request for a telephony action through a web browser over the Internet, wherein the web browser is capable of viewing a web site and allowing access to the functionality provided by a web server;

    receiving the user request at a web server to access the telephony functionality on a public switched telephone network (PSTN) through a Voice Over Internet Protocol (VOIP) network, andwherein the VOIP network comprises a session initiation protocol (SIP) network which comprises a plurality of SIP servlets that are members of a SIP servlet container,sending the user request to a web service, wherein the web service provides a service not directly available to the web server;

    in response to the request, selecting an interface between the web service and the VOIP network, wherein selecting the interface comprises identifying and selecting a SIP servlet for processing the request;

    allowing the SIP servlet to initiate the telephony action specified in the user request on the VOIP network;

    allowing the telephony action to cause a communication between the VOIP network and the PSTN, and a communication between the PSTN and a telephone;

    routing the telephony functionality to the PSTN through the interface; and

    accessing the telephony functionality on the PSTN over the VOIP network.

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