public void SegmentAck(IPEndPoint endPoint, BacNetAddress source, byte invokeId, byte sequenceNumber, byte propWindowSize) { var apdu = new SegmentAck() { InvokeId = invokeId, SequenceNumber = sequenceNumber, PropWindowSize = propWindowSize }; var npdu = new BacNetIpNpdu(); npdu.Destination = source; //npdu.Destination = new BacNetAddress(); //npdu.Destination.Network = ByteConverter.GetBytes((ushort)65535); BacNetDevice.Instance.Services.Execute(npdu, apdu, endPoint); //WaitForResponce(); }