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METHOD FOR THE INTERCEPTION OF GTP-C MESSAGES

  • US 20090168697A1
  • Filed: 09/06/2005
  • Published: 07/02/2009
  • Est. Priority Date: 09/06/2005
  • Status: Active Grant
First Claim
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1. A method for the interception of General Packet Radio Service (GPRS) control (GTP-C) messages, comprising:

  • intercepting a GTP-C message at a control module;

    said control module residing between a Serving GPRS Support Node (SGSN) and a Gateway GPRS Support Node (GGSN);

    said message originating from a wireless subscriber device and carried to said control module via said SGSN;

    performing a balance query to determine if said wireless subscriber device has a sufficient balance;

    forwarding said message from said control module to said GGSN if said wireless subscriber device has a sufficient balance; and

    ,causing modification of said GTP-C message if said subscriber device has insufficient balance.

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