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Methods and apparatus for the utilization of core based nodes for state transfer

  • US 6,990,337 B2
  • Filed: 08/03/2004
  • Issued: 01/24/2006
  • Est. Priority Date: 01/31/2003
  • Status: Expired due to Term
First Claim
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1. A communications method for use in a communications system including a first access node, a second access node and a mobile node, the method comprising:

  • operating the first access node to receive a signal from the mobile node, said signal being used to initiate a transfer of state information;

    communicating state information between the first access node and the second access node in response to said signal received by the first access node, said communicating including transmitting said state information to said second access node; and

    operating at least one of the first and second access nodes to transmit a routing update signal to a routing device after said state information is transmitted to said second access node.

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