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MOBILE GATEWAY SELECTION USING A DIRECT CONNECTION BETWEEN A PCRF NODE AND A MOBILITY MANAGEMENT NODE

  • US 20150382386A1
  • Filed: 02/01/2013
  • Published: 12/31/2015
  • Est. Priority Date: 02/01/2013
  • Status: Active Grant
First Claim
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1. A method for mobile gateway, GW, selection, the method being performed by a Mobility Management Entity, MME, node or an S4 Serving General Packet Radio Service, GPRS, Support Node, S4-SGSN, comprising the steps of:

  • transmitting a request message for a Packet Data Network, PDN, Gateway, GW, Internet Protocol, IP, address to be used for establishing a session for a first user equipment, UE, to a Policy and Charging Rules Function, PCRF, node through a direct MME/S4-SGSN-PCRF interface; and

    receiving a confirmation message comprising a PDN GW IP address to be used for establishing the session from the PCRF node through the direct MME/S4-SGSN-PCRF interface.

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