public TServer(ServerDataArrivalHandler callback)
 {
     DataArrivalCallback = new ServerDataArrivalHandler(callback);
 }
 public TServer(ServerDataArrivalHandler callback, int iRxBufferSize)
 {
     buffersize          = iRxBufferSize;
     DataArrivalCallback = new ServerDataArrivalHandler(callback);
 }
 //===============================================================
 //  Constructor 1 : set set Receiving event handler to null
 //  Constructor 2 : set Receiving event handler to the user defined one.
 //  Constructor 3 : set Receiving event handler and Receivig buffer size
 //===============================================================
 public TServer()
 {
     DataArrivalCallback = null;
 }