Add iptables support
diff --git a/metadata/service/support.yml b/metadata/service/support.yml
index cb80bf3..b830c0e 100644
--- a/metadata/service/support.yml
+++ b/metadata/service/support.yml
@@ -9,3 +9,5 @@
         enabled: true
       sphinx:
         enabled: true
+      iptables:
+        enabled: true