updates from Peter

[phd-thesis.git] / intro / iot-layers.tex

diff --git a/intro/iot-layers.tex b/intro/iot-layers.tex
index 5ece800..6b0b8d9 100644 (file)
--- a/intro/iot-layers.tex
+++ b/intro/iot-layers.tex
@@ -26,5 +26,8 @@
                -- ([yshift=2em,xshift=1em]3.north east)
                -- ([yshift=-2em,xshift=1em]1.south east)
                -- cycle;
+
+       \draw [densely dotted] (1.south) -- (2.north);
+       \draw [densely dotted] (2.south) -- (3.north);
 \end{tikzpicture}
 \end{document}