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Call flow system and method use in legacy telecommunication system

  • US 20070206568A1
  • Filed: 08/24/2006
  • Published: 09/06/2007
  • Est. Priority Date: 03/02/2006
  • Status: Active Grant
First Claim
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1. A method of operating a gateway server to facilitate a connection between an enterprise PBX and a wireless network in a legacy telecommunication system, comprising the steps of:

  • a) the gateway server sending a registration request to the enterprise PBX for a Pilot Number.

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