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Route optimization using network enforced, mobile implemented policy

  • US 8,208,919 B2
  • Filed: 02/06/2008
  • Issued: 06/26/2012
  • Est. Priority Date: 02/06/2008
  • Status: Active Grant
First Claim
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1. A method for performing route optimization based on network enforced, and mobile implemented, policy, the method comprising:

  • establishing, from a mobile device, a communication session with an access router;

    receiving, via the established communication session, a first IP address and a second IP address to be assigned to the mobile device;

    receiving, at the mobile device and from a mobile communication network server, a set of rules specifying a manner in which the first IP address and the second IP address are to be used;

    evaluating, at the mobile device, at least one parameter of the communication session against the set of rules to determine to communicate with an external device using a selected one of the first IP address and the second IP address; and

    communicating with the external device using the selected IP address as the address of the mobile device based upon a result of the evaluation, wherein;

    establishing the communication session with the access router includes establishing a communication session with a home access router located inside a home network with which the mobile device is registered, the home access router being connected to a roaming home agent and a home agent,the roaming home agent and the home agent belong to the home network,receiving the first IP address includes receiving a roaming IP address configured to enable the mobile device to communicate with the external device through the roaming home agent, andreceiving the second IP address includes receiving a home IP address configured to enable the mobile device to communicate with the external device through the home agent.

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