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Bandwidth guaranteed provisioning in network-based mobile virtual private network (VPN) services

  • US 20040168088A1
  • Filed: 02/04/2004
  • Published: 08/26/2004
  • Est. Priority Date: 02/26/2003
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • identifying a set of virtual private network (VPN) customers, at least one mobile access point (MAP) and at least one customer premise equipment (CPE) associated with each VPN customer, and at least one IP service gateway (IPSG) for facilitating VPN tunneling between a MAP and a CPE, wherein each MAP is geographically remote from each IPSG; and

    selecting a subset of IPSGs to maximize total profit resulting from provisioning a subset of VPN customers on the selected IPSGs, wherein said total profit from all the customers comprises the sum of profits from each customer (I), where for each customer profit (UI) equals weighted revenue (γ

    VI) less cost (CI), (UI

    VI

    CI), wherein said cost per customer comprises a total tunnel bandwidth cost (CIC) from said MAP to said CPE, and a cost (CIV) of provisioning an IPSG node.

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