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Method for exchanging signaling messages in two phases

  • US 6,324,279 B1
  • Filed: 08/04/1999
  • Issued: 11/27/2001
  • Est. Priority Date: 08/04/1998
  • Status: Expired due to Term
First Claim
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1. A method for exchanging signaling messages for a call between a calling party to a called party, comprising:

  • forwarding a setup message having a destination address from the calling party to the called party;

    receiving a setup acknowledgment message from the called party if the destination address corresponds to the called party; and

    sending the received setup acknowledgment message to the calling party, the calling party and the called party exchanging end-to-end messages if the calling party received a forwarded setup acknowledgment message and if at least one from the group of the called party and the calling party sent a reseve message to an associated network edge device.

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