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Retrieving data from a server

  • US 7,937,370 B2
  • Filed: 02/21/2007
  • Issued: 05/03/2011
  • Est. Priority Date: 09/22/2000
  • Status: Active Grant
First Claim
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1. A method performed by a controller that monitors and/or controls an apparatus, the method comprising:

  • polling a sewer by sending a message to the sewer periodically, the message containing information that distinguishes the apparatus from other identical apparatuses, the message comprising a hypertext transfer protocol (HTTP) message and an operational parameter for the apparatus;

    receiving, in a single reply from the server and in response to the message, data that is specific to the apparatus, the data comprising an updated value for the operational parameter; and

    using the data to affect;

    a configuration of the apparatus, andan operation of the apparatus;

    wherein the controller is on an internal network and the server is on an external network, and wherein the controller has a local address that is not recognizable from the external network and, as a result, the controller is not remotely addressable from the server; and

    wherein the data further comprises a schedule of actions to be performed by the apparatus that is based on information pertaining to an owner of the apparatus.

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