add caching values for virtualbox
diff --git a/puppet/data/virtualbox/ubuntu.yaml b/puppet/data/virtualbox/ubuntu.yaml
new file mode 100644
index 0000000..dcf4758
--- /dev/null
+++ b/puppet/data/virtualbox/ubuntu.yaml
@@ -0,0 +1,7 @@
+---
+classes:
+  - apt
+
+apt::proxy_host: '192.168.1.3'
+apt::proxy_port: 3142
+