Patent ID: 8249059
Filing Date: 2012-08-21
Classification: H04L,H04M,H04Q

Abstract:
1. A method for use by a first network edge device that is in communication with a second network edge device during the setup of a call over a network between a calling party and a called party, one of said first and second network edge devices being a device with which said calling party communicates over an originating access network and the other of said first and second network edge devices being a device with which said called party communicates over a terminating access network, the method comprising opening a gate for the call after the call has been answered, the gate being a call-admission control mechanism containing state information about the call, and causing said setup to be terminated at a predetermined point in time after the gate was opened unless, prior to that point in time, a message is received by said first network edge device indicating that said second network edge device has caused resources to be committed for the call.