diff --git a/xos/ActiveTest.m4 b/xos/ActiveTest.m4
new file mode 100644
index 0000000..15af729
--- /dev/null
+++ b/xos/ActiveTest.m4
@@ -0,0 +1,93 @@
+tosca_definitions_version: tosca_simple_yaml_1_0
+
+# compile this with "m4 ActiveTest.m4 > ActiveTest.yaml"
+
+# include macros
+include(macros.m4)
+
+node_types:
+    tosca.nodes.ActiveTest:
+        derived_from: tosca.nodes.Root
+        description: >
+            ActiveTest Service
+        capabilities:
+            xos_base_service_caps
+        properties:
+            xos_base_props
+            xos_base_service_props
+
+    tosca.nodes.VtaService:
+        derived_from: tosca.nodes.Root
+        description: >
+            VTA Service
+        capabilities:
+            xos_base_service_caps
+        properties:
+            xos_base_props
+            xos_base_service_props
+
+    tosca.nodes.Qt600Service:
+        derived_from: tosca.nodes.Root
+        description: >
+            QT600 Service
+        capabilities:
+            xos_base_service_caps
+        properties:
+            xos_base_props
+            xos_base_service_props
+
+    tosca.nodes.VpmaService:
+        derived_from: tosca.nodes.Root
+        description: >
+            VPMA Service
+        capabilities:
+            xos_base_service_caps
+        properties:
+            xos_base_props
+            xos_base_service_props
+
+    tosca.nodes.ActiveTestTenant:
+        derived_from: tosca.nodes.Root
+        description: >
+            A Tenant of the ActiveTest service
+        properties:
+            xos_base_tenant_props
+
+    tosca.nodes.VtaTenant:
+        derived_from: tosca.nodes.Root
+        description: >
+            A Tenant of the VTA service
+        properties:
+            xos_base_tenant_props
+
+    tosca.nodes.Qt600Tenant:
+        derived_from: tosca.nodes.Root
+        description: >
+            A Tenant of the QT600 service
+        properties:
+            xos_base_tenant_props
+            is_reflector:
+                type: boolean
+                required: false
+            is_initiator:
+                type: boolean
+                required: false
+            reflector:
+                type: string
+                required: false
+
+    tosca.nodes.VpmaTenant:
+        derived_from: tosca.nodes.Root
+        description: >
+            A Tenant of the VPMA service
+        properties:
+            xos_base_tenant_props
+            is_reflector:
+                type: boolean
+                required: false
+            is_initiator:
+                type: boolean
+                required: false
+            reflector:
+                type: string
+                required: false