Patent ID: 7688837

Claim:
A method of reducing a set-up time for a call in one or more 3G telecommunication networks, the method being provided between at least a pair of H.324 devices coupled to the one or more 3G telecommunication networks, the method comprising: transmitting a call signaling message from a first device to a second device through the one or more 3G telecommunication networks to initiate a call; establishing a bearer channel between the first device and the second device once the call signaling message has been received by the second device; determining a mobile level for operation; providing one or more H.245 messages, wherein at least one of the one or more H.245 messages includes a signal that the first device is capable of performing a procedure for reducing the set-up time for the call; transmitting the one or more H.245 messages from the first device to the second device; receiving one or more second H.245 messages; and establishing a mode of operation between the first device and the second device based upon at least the received one or more second H.245 messages.