public abstract int StopDTMFSignal(
	DtmfNamedEvents signal
)

Public MustOverride Function StopDTMFSignal ( 
	signal As DtmfNamedEvents
) As Integer

public:
virtual int StopDTMFSignal(
	DtmfNamedEvents signal
) abstract

abstract StopDTMFSignal : 
        signal : DtmfNamedEvents -> int