\section{Management} \label{group___communication}\index{Management@{Management}} \subsection*{Classes} \begin{CompactItemize} \item class {\bf Communication\-Link} \begin{CompactList}\small\item\em Abstract class to manage a specific communication bus. \item\end{CompactList}\item class {\bf Tango\-Gpib\-Link} \begin{CompactList}\small\item\em This class manage the GPIB communication bus. \item\end{CompactList}\item class {\bf Tango\-Serial\-Link} \begin{CompactList}\small\item\em This class manage the SERIAL communication bus. \item\end{CompactList}\end{CompactItemize}