\begin{figure}[H]
\begin{sequencediagram}
- \newthread{c}{Server}
- \newinst[4]{s}{Client}
- \mess{c}{MTSpec}{s}
- \mess{s}{MTDevSpec d}{c}
+ \newthread{s}{Server}
+ \newinst[4]{c}{Client}
+ \begin{call}{s}{MTSpec}{c}{MTDevSpec}
+ \end{call}
\end{sequencediagram}
\caption{Connect a device}\label{fig:handshake}
\end{figure}