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Establishing call sessions between terminals through plural switch systems

  • US 20020075849A1
  • Filed: 12/20/2000
  • Published: 06/20/2002
  • Est. Priority Date: 12/20/2000
  • Status: Active Grant
First Claim
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1. A method of establishing a call session over a packet-based network, comprising:

  • receiving, in a first switch, a call request over the packet-based network from a first terminal associated with a logical identifier, the call request targeting a second terminal coupled to a second switch;

    storing, in the first switch, information relating to features of the first terminal, the information associated with the logical identifier;

    sending, from the first switch, a request over a packet-based trunk to the second switch in response to the call request; and

    sending, from the first switch to the first terminal, a media connection request containing a network address of the second terminal to enable the first terminal to establish a media path with the second terminal over the packet-based network.

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