System.IO.BACnet.BacnetMstpProtocolTransport.AnswerDataRequest C# (CSharp) Method

        private StateChanges AnswerDataRequest()
        {
            if (m_reply_mutex.WaitOne(T_REPLY_DELAY))
            {
                SendFrame(m_reply);
                m_send_queue.Remove(m_reply);
                return StateChanges.Reply;
            }
            else
            {
                SendFrame(BacnetMstpFrameTypes.FRAME_TYPE_REPLY_POSTPONED, m_reply_source);
                return StateChanges.DeferredReply;
            }
        }