Index: trunk/BNC/txt/frankfurt.tex
===================================================================
--- trunk/BNC/txt/frankfurt.tex	(revision 5620)
+++ trunk/BNC/txt/frankfurt.tex	(revision 5621)
@@ -508,4 +508,31 @@
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
+\begin{frame}
+\frametitle{PPP -- Server-Side}
+  \begin{center}
+    \includegraphics[width=0.9\textwidth,angle=0]{combination_1.png}
+  \end{center}
+\end{frame}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\begin{frame}
+\frametitle{PPP -- Server-Side}
+  \begin{center}
+    \includegraphics[width=0.9\textwidth,angle=0]{combination_2.png}
+  \end{center}
+\end{frame}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\begin{frame}
+\frametitle{PPP -- Server-Side}
+  \begin{center}
+    \includegraphics[width=0.9\textwidth,angle=0]{combination_3.png}
+  \end{center}
+\end{frame}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
 \section{PPP AR}
 \subsection{Principles}