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Combined H.450.2 and SIP call transfer

  • US 20060268754A1
  • Filed: 09/28/2005
  • Published: 11/30/2006
  • Est. Priority Date: 05/05/2005
  • Status: Active Grant
First Claim
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1. A method for providing advanced features to a voice call in a packet network, said packet network comprising a SIP-based core network having an ingress border element, said method comprising:

  • receiving calls from a first user in an H.323-based user network, sending an H.450.2 FACILITY message from said ingress border element to an application gateway in said H.323-based user network, said application gateway interfacing said H.323-based user network with said SIP-based core network.

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