\begin{frame}[fragile]
\frametitle{Distributed VPN Server}
\begin{enumerate}
\item Service Laptop connects to Device 
\item Service Laptop establish VPN to Device
\end{enumerate}
\begin{figure}[h]
\centering
\includegraphics[width=7cm]{images/security-vpn-scenario-b.png}
\end{figure}
\end{frame}