\subsection{Tx Timestamping interface}
\label{sec:txts}

%\begin{figure}[ht]
%  \begin{center}
%    \includegraphics[width=.4\textwidth]{fig/wrpc_txts.pdf}
%    \caption{Tx timestamping interface of WRPC}
%  \end{center}
%\end{figure}

The Tx Timestamping interface provides the timestamps generated inside WRPC for each
Ethernet frame transmitted from user-defined module through the WRF Sink interface.\\

