From 18f24b7b1ad350a1da045b90617f824ecbd22bf0 Mon Sep 17 00:00:00 2001
From: Kevin Du <wedu@syr.edu>
Date: Sun, 8 Aug 2021 07:37:07 -0400
Subject: [PATCH] updated the readme files

---
 examples/A20-nano-internet/README.md   | 7 ++++---
 examples/A21-shadow-internet/README.md | 6 +++++-
 examples/B05-botnet/README.md          | 8 ++++++++
 3 files changed, 17 insertions(+), 4 deletions(-)
 create mode 100644 examples/B05-botnet/README.md

diff --git a/examples/A20-nano-internet/README.md b/examples/A20-nano-internet/README.md
index 1daff895c..1de7e0caf 100644
--- a/examples/A20-nano-internet/README.md
+++ b/examples/A20-nano-internet/README.md
@@ -1,9 +1,10 @@
 # Nano Internet 
 
 In this example, we build a very small Internet to demonstrate 
-some of the features of the emulator. We will have a YouTube
-video to explain this example, so we will not explain it 
-here. The YouTube video link will be added later. The following
+some of the features of the emulator. We have recorded a 
+[YouTube video](https://www.youtube.com/watch?v=WqtFS2AoKH4&list=PLwCoMLt7WGjan54CuqeYGnJuMqA-RzQwD) 
+to explain this example, so we will not explain it 
+here. The following
 features are demonstrated in this example:
 
 - Creating internet exchange 
diff --git a/examples/A21-shadow-internet/README.md b/examples/A21-shadow-internet/README.md
index b54478ef2..355c70a7d 100644
--- a/examples/A21-shadow-internet/README.md
+++ b/examples/A21-shadow-internet/README.md
@@ -1,7 +1,11 @@
 # Shadow Internet
 
-This example demonstrates the following
+This example demonstrates the following.
+The explanation of this demo is covered in
+[this video](https://www.youtube.com/watch?v=KVv9A5HuRqw&list=PLwCoMLt7WGjan54CuqeYGnJuMqA-RzQwD).
 
 - Real-world AS 
 - Real-world access
 - Visualization customization
+
+
diff --git a/examples/B05-botnet/README.md b/examples/B05-botnet/README.md
new file mode 100644
index 000000000..1fa0cca2d
--- /dev/null
+++ b/examples/B05-botnet/README.md
@@ -0,0 +1,8 @@
+# Botnet
+
+In this example, we show how to deploy a botnet inside the 
+SEED Emulator. We have recorded a 
+[video](https://www.youtube.com/watch?v=5FYWB-b21bg&list=PLwCoMLt7WGjan54CuqeYGnJuMqA-RzQwD)
+to explain the details of this example.
+
+**Note:** The `botnet-with-dga.py` example is still a work in progress.