Patent ID: 7065093

Claim:
A method of establishing a call across a network, the method comprising: sending a first Q.2630.1 AAL2 message across an originating access network to a first call agent; the first call agent sending a create connection message to a first edge gateway; the first edge gateway returning a network services access point address to the first call agent; the first call agent forwarding the returned network services access point address to a second call agent; the second call agent forwarding the returned network services access point address to a second edge gateway; the second edge gateway sending a second Q.2630.1 AAL2 message to a second edge switch; response to said received second Q.2630.1 AAL2 message, the second edge switch sending a first Private Network-Network Interface (PNNI) setup message to a first edge switch; and the first edge switch sending a first call setup message to the first edge gateway.