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Data flow handover in communication using mobile internet

  • US 20060129630A1
  • Filed: 12/16/2003
  • Published: 06/15/2006
  • Est. Priority Date: 12/20/2002
  • Status: Abandoned Application
First Claim
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1. A method of communication using mobile Internet protocol between a Mobile Node (1) and Correspondent Nodes (5, 6) in a network that also comprises a Home Agent (7) for the Mobile Node, said Mobile Node (1) having a plurality of network interfaces (2, 3) with said network, said method including per-flow handover management of data flows, which comprises selectively transmitting different data flows between said Mobile Node (1) and Correspondent Nodes (5, 6) over respective ones of said network interfaces (2, 3) identified by respective Internet addresses, characterised in that a plurality of Home Addresses (PH@, H@2) for said Mobile Node (1) are registered with said Home Agent (7), respective ones of which are allocated dynamically to said different data flows between said Mobile Node (1) and Correspondent Nodes (5, 6), and respective network interfaces (2, 3) for said Mobile Node are allocated dynamically to said Home Addresses (PH@, H@2), so that said different data flows between said Mobile Node (1) and the same Correspondent Node (5 or 6) are allocated to respective network interfaces (2, 3) and the allocation of network interfaces (2, 3) may be modified dynamically.

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