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Number portability for an IMS network

  • US 20070258575A1
  • Filed: 05/05/2006
  • Published: 11/08/2007
  • Est. Priority Date: 05/05/2006
  • Status: Active Grant
First Claim
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1. An apparatus, comprising:

  • a BGCF (Breakout Gateway Control Function) in an IMS (IP Multimedia Subsystem) network;

    portability number query module in the BGCF;

    a portable range table operatively coupled to the portability number query module;

    a NPDB (Number Portability Database) operatively coupled to the portability number query module in the BGCF; and

    an ENUM DB (ENUM Database) operatively coupled to the portability number query module in the BGCF.

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