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Apparatus and method for enabling optimized gateway selection for inter-working between circuit-switched and internet telephony

  • US 20030137991A1
  • Filed: 01/23/2002
  • Published: 07/24/2003
  • Est. Priority Date: 01/23/2002
  • Status: Active Grant
First Claim
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1. A method of selecting a gateway for interworking between a first and second network supporting different network protocols, said method comprising the steps of:

  • querying a unified location management device having location information stored therein for users of said different network protocols;

    relaying mobile user location related information from said unified location manager regarding a user of said one of said first and second network; and

    selecting said gateway based on said location information provided.

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