\level{2} {DTcpControl}
\level{3}{Attributes}
\begin{tabular}[ht]{|l|l|p{8cm}|}
\hline
\textbf{Name} & \textbf{Type} & \textbf{Description}\\
\hline
IPAddr & string & \\
\hline
TcpPort & int32 & \\
\hline
\end{tabular}

\level{3}{Operations}