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Calling method for node across zones in ip network system

  • US 20040186913A1
  • Filed: 02/27/2004
  • Published: 09/23/2004
  • Est. Priority Date: 08/29/2001
  • Status: Active Grant
First Claim
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1. A calling method for endpoint across zones in IP network system, comprising:

  • A. pre-registering an E.164 alias of every endpoint of each gatekeeper (GK) to its own GK in IP network system, wherein the E.164 alias being consisted of a unique zone prefix in the IP network system and a unique number of said endpoint in its own GK;

    B. a calling endpoint directly calling a called endpoint by using E.164 alias of the called endpoint;

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