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Internet protocol based network architecture for cable television network access with switched fallback

  • US 8,127,029 B1
  • Filed: 01/05/2000
  • Issued: 02/28/2012
  • Est. Priority Date: 12/16/1997
  • Status: Expired due to Fees
First Claim
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1. A method for use in providing Internet service to an endpoint, the method comprising the steps of:

  • specifying routing information for an endpoint using a device, wherein the routing information specifies a primary and alternative Internet Protocol (IP) address; and

    communicating data to the endpoint using the specified primary IP address except during periods of service interruption in which the alternative IP address is used by,translating an identifier associated with the primary IP address to a tunnel interface identifier associated with the alternate IP address andestablishing an IP tunnel to the endpoint using the identifier associated with the alternative IP address.

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