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Method and system for directing a flow between a client and a server

  • US 6,006,264 A
  • Filed: 03/30/1998
  • Issued: 12/21/1999
  • Est. Priority Date: 08/01/1997
  • Status: Expired due to Term
First Claim
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1. In an Internet Protocol network, a method for directing a flow between a client and a best-fit server, the method comprising:

  • receiving a client request for content via the Internet Protocol network;

    deriving, from the client request, content type information descriptive of the type of content requested by the content request;

    deriving, from the client request, quality of service information descriptive of quality of service requirements of the content requested by the client request;

    selecting as the best-fit server a server from among a set of candidate servers serving the content requested by the client request, based on the content type information, the quality of service information, and at least one server metric descriptive of expected qualities of service provided by the candidate servers when serving the requested content;

    subsequently forwarding to the best-fit server transmissions originating from the client which are associated with the client request for content; and

    subsequently forwarding to the client transmissions originating from the best-fit server which are associated with the client request for content.

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