diff --git a/sshguard/firewall.rules b/sshguard/firewall.rules
new file mode 100644
index 0000000..cac91fc
--- /dev/null
+++ b/sshguard/firewall.rules
@@ -0,0 +1,5 @@
+# Add this chain
+:sshguard - [0:0]
+
+# Make this the first input chain rule
+-A INPUT -m multiport -p tcp --destination-ports 21,22,110,143 -j sshguard