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System and method for location management and emergency support for a voice over internet protocol device

  • US 8,189,568 B2
  • Filed: 11/30/2009
  • Issued: 05/29/2012
  • Est. Priority Date: 11/23/2005
  • Status: Expired due to Fees
First Claim
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1. A method for processing call data in a Voice over internet protocol (VoIP) network, the method comprising:

  • classifying a call location mobility based on the call data and data in a first field in a data structure indicating the call location mobility for a user equipment device identifier, wherein the call location mobility is selected from the group consisting of nomadic, fixed and visiting;

    reading an “

    is internal”

    flag in a second field in the data structure associated with a private identifier to determine if the user equipment device associated with the private identifier is at a fixed location associated with a particular network access device;

    comparing a voice over internet protocol access port internet protocol address with an internet protocol address for the private identifier to determine if the voice over internet protocol access port is at a known location; and

    returning a call back number for the voice over internet protocol access port when the voice over internet protocol access port is at the known location.

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