A kind of mobile communication system and the method for gateway reorientation thereof

A kind of mobile communication system and the method for gateway reorientation thereof

  • CN 102,469,619 B
  • Filed: 11/12/2010
  • Issued: 12/28/2016
  • Est. Priority Date: 11/12/2010
  • Status: Active Grant
First Claim
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1. a method for gateway reorientation, including:

  • Mobility Management Entity is when IP shunts connection establishment or during location updating, if judging to need reorientation gateway, thenExecution following step;

    Mobility Management Entity is initiated carrying to destination service gateway and is set up;

    Described destination service gateway initiates bearer update to accessing gateway;

    Mobility Management Entity sends destination service gateway information to wireless side network element;

    Wherein, above step execution sequence does not limits;

    Described Mobility Management Entity judges to need reorientation gateway to include;

    Mobility Management Entity is when IP shunting connection establishment updates, if finding, there is the grouped data network PDN set up connects,Then whether inspection source gateway continues as terminal service, if it is not, select destination service gateway;

    Or,Mobility Management Entity is in position updating process, if finding, the grouped data network PDN set up exists IP in connecting and dividesStream PDN connects, then whether inspection source gateway continues as terminal service, if it is not, select destination service gateway.

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