public UDPClientException(string message, Exception innerException, UDPClientError error, string server, short port)
     : base(message, innerException)
 {
     m_error  = error;
     m_server = server;
     m_port   = port;
 }
 public UDPClientException(string message, Exception innerException, UDPClientError error)
     : base(message, innerException)
 {
     m_error  = error;
     m_server = string.Empty;
     m_port   = 0;
 }