BRIEF DESCRIPTION OF THE DRAWINGS
FIG. 1 is a flow chart of a call setup process in accordance with the prior art.
FIG. 2 is a flow chart of a call setup method in accordance with the prior art.
FIG. 3 is a flow chart of a call setup method in accordance with an embodiment of the invention.
FIG. 4 is the flow chart of the call setup method in accordance with an embodiment of the invention.