From 6ea78936e3cce73b9fe886f1b3c2c81ac9aee2b2 Mon Sep 17 00:00:00 2001
From: Brian E Carpenter <brian.e.carpenter@gmail.com>
Date: Tue, 30 Aug 2022 08:30:56 +1200
Subject: [PATCH] Add "Obsolete techniques" to Chapter 3 contents

---
 Contents.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Contents.md b/Contents.md
index 9a50777..d74321c 100644
--- a/Contents.md
+++ b/Contents.md
@@ -24,6 +24,7 @@ This is a VERY provisional list of contents to start the discussion.
 * Dual stacks
 * Tunnels
 * Translation
+* Obsolete techniques
 4. Security
 * Layer 2 considerations
 * Filtering