diff --git a/group_vars/iot.yml b/group_vars/iot.yml
new file mode 100644
index 0000000..e230b29
--- /dev/null
+++ b/group_vars/iot.yml
@@ -0,0 +1,5 @@
+---
+network_dns_servers:
+  - 172.20.27.10
+  - 172.20.27.11
+  - 172.20.27.12