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METHODS, SYSTEMS AND COMPUTER READABLE MEDIA FOR PROVIDING SESSION INITIATION PROTOCOL (SIP) EVENT WATCHER ENTITY INFORMATION IN A COMMUNICATIONS NETWORK

  • US 20110167152A1
  • Filed: 01/06/2011
  • Published: 07/07/2011
  • Est. Priority Date: 01/06/2010
  • Status: Active Grant
First Claim
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1. A method for collecting and distributing session initiation protocol (SIP) event watcher entity subscription information in a communications network, the method comprising:

  • receiving, at one or more notifier servers from a plurality of watcher entities, subscription requests for SIP event information associated with a plurality of watched entities;

    receiving, at a watcher information (WINFO) server from the notifier servers, SIP event subscription information that includes, for each watcher entity, an association between the watcher entity to each of the watched entities in which a subscription for SIP event information was requested by the watcher entity;

    storing the SIP event subscription information in the WINFO server;

    receiving, at the WINFO server from one of the watched entities, a request for watcher entity subscription information associated with the requesting watched entity; and

    accessing the SIP event subscription information to locate the watcher entity subscription information associated with the requesting watched entity.

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