diff --git a/intercepting-communication/firewall-1/DESCRIPTION.md b/intercepting-communication/firewall-1/DESCRIPTION.md
index e69de29..faae2e6 100644
--- a/intercepting-communication/firewall-1/DESCRIPTION.md
+++ b/intercepting-communication/firewall-1/DESCRIPTION.md
@@ -0,0 +1 @@
+Your host at 10.0.0.1 is receiving traffic on port `31337`; block that traffic.
diff --git a/intercepting-communication/firewall-2/DESCRIPTION.md b/intercepting-communication/firewall-2/DESCRIPTION.md
index e69de29..23ed207 100644
--- a/intercepting-communication/firewall-2/DESCRIPTION.md
+++ b/intercepting-communication/firewall-2/DESCRIPTION.md
@@ -0,0 +1 @@
+Your host at 10.0.0.1 is receiving traffic on port `31337`; block that traffic, but only from the remote host at 10.0.0.3, you must allow traffic from the remote host at 10.0.0.2.
diff --git a/intercepting-communication/firewall-3/DESCRIPTION.md b/intercepting-communication/firewall-3/DESCRIPTION.md
index e69de29..1f4e05f 100644
--- a/intercepting-communication/firewall-3/DESCRIPTION.md
+++ b/intercepting-communication/firewall-3/DESCRIPTION.md
@@ -0,0 +1 @@
+Your host at 10.0.0.1 is blocking traffic on port `31337`; allow that traffic.