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DISTRIBUTED CACHE SYSTEM FOR OPTICAL NETWORKS

  • US 20140052814A1
  • Filed: 08/14/2012
  • Published: 02/20/2014
  • Est. Priority Date: 08/14/2012
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving, by a network device positioned between an optical line terminal (OLT) and a service provider device, a request for digital content from a first service delivery platform;

    determining, by the network device, whether the requested digital content is stored on a hot cache of the network device;

    when the requested digital content is not stored on the hot cache, determining, by the network device, whether the requested digital content is stored on a wide cache of a second service delivery platform;

    when the requested digital content is stored on the wide cache of the second service delivery platform, sending, by the network device, a backup request for the requested digital content to the second service delivery platform;

    receiving, by the network device and from the second service delivery platform, the requested digital content; and

    sending, by the network device, the received digital content to the first service delivery platform.

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