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Method and system for setting up and/or clearing a communications link between two types of devices

  • US 7,643,501 B1
  • Filed: 09/13/2000
  • Issued: 01/05/2010
  • Est. Priority Date: 09/21/1999
  • Status: Expired due to Fees
First Claim
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1. A method for setting up and/or clearing a communications link via communication devices of at least a first and a second type in a system including a control network and a separate data transport network based on the same physical network, the method comprising:

  • using the control network to signal the first and second types of communication devices to control the setting up and/or clearing of communications links between the first and second types of communication devices, wherein the control signals are communicated via a central device of the control network; and

    using at least one decentralized switching device of the data transport network to provide data communication paths between the first and second types of communication devices, such that the data communications between the first and second types of communication devices are not routed through the central device of the control network.

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