protected abstract void Call_MessageResponseReceived(
	Object sender,
	SIPInstantMessageResult e
)

Protected MustOverride Sub Call_MessageResponseReceived ( 
	sender As Object,
	e As SIPInstantMessageResult
)

protected:
virtual void Call_MessageResponseReceived(
	Object^ sender, 
	SIPInstantMessageResult^ e
) abstract

abstract Call_MessageResponseReceived : 
        sender : Object * 
        e : SIPInstantMessageResult -> unit