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Long latency or error prone links

  • US 20010023447A1
  • Filed: 12/18/2000
  • Published: 09/20/2001
  • Est. Priority Date: 12/18/1999
  • Status: Abandoned Application
First Claim
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1. A method for improving the performance of long latency or error prone links between a host and an external network, the method comprising the steps of:

  • a) generating a domain name server query at the host;

    b) intercepting the domain name server query;

    c) passing the query to a transparent cache;

    d) if the answer to the domain name server query is available in the cache, supplying the answer to the host as if from the requested domain name server;

    e) if the answer is not available in the cache, routing the request to the requested domain name server;

    f) receiving a response at the cache from the domain name server;

    g) supplying the response to the host; and

    h) storing the response in the transparent cache.

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