Removes circuit-level gateway terminology

dbosk · dbosk · commit e310146f8642 · 2020-11-12T18:41:04.000+01:00
Use stateful firewall instead.
diff --git a/overview/contents.tex b/overview/contents.tex
@@ -162,7 +162,7 @@ \section{Packet filters}
 \end{frame}
 
 
-\section[SPI]{Circuit-level gateways}
+\section{Stateful firewall}
 
 \begin{frame}[fragile]
   \begin{definition}[Stateful firewall/circuit-level gateway]
