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Call control presence

  • US 8,139,741 B1
  • Filed: 04/28/2010
  • Issued: 03/20/2012
  • Est. Priority Date: 09/29/2006
  • Status: Active Grant
First Claim
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1. A method for detecting presence in a Voice over Internet Protocol communications system environment, comprising:

  • subscribing to receive an indication related to events associated with a communication system, the events being subscribed to by a recorder controller;

    receiving a notification for an event, the event being associated with a communication between a first communications device and a second communications device;

    extracting tagging data associated with presence data from the communication between the first device and the second communications device, the tagging data including information related to an interaction invite and an interaction response;

    placing the tagging data into an extended Session Initiation Protocol (SIP) header of the communication; and

    recording the portion of the communication having the extended Session Initiation Protocol (SIP) header based on information contained in the extended Session Initiation Protocol (SIP) header of the portion of the communication and the notification.

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