×

Transfer of mobile subscriber context in cellular networks using extended routing protocol

  • US 8,411,691 B2
  • Filed: 04/10/2009
  • Issued: 04/02/2013
  • Est. Priority Date: 01/12/2009
  • Status: Active Grant
First Claim
Patent Images

1. A method comprising:

  • receiving, with a first network device of a cellular network, a request to initiate a data session between a mobile device and a packet-based computer network, the mobile device in wireless communication with a first base station associated with the first network device;

    processing, with the first network device, data communications associated with the data session in accordance with a subscriber context associated with the mobile device, wherein the subscriber context specifies subscriber-specific information defining one or more policies that are applied to the data communications; and

    with the first network device, advertising a mobile subscriber (MS) virtual private network (VPN) route advertisement to other network devices in the cellular network using an extended routing protocol, wherein the MS VPN route advertisement encodes the subscriber context for the mobile device in accordance with the extended routing protocol to enable the other network devices to process the data communications associated with the data session in accordance with the subscriber context.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×