diff --git a/xos/vnaas.m4 b/xos/vnaas.m4
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@@ -0,0 +1,220 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+tosca_definitions_version: tosca_simple_yaml_1_0
+
+# compile this with "m4 vnaas.m4 > vnaas.yaml"
+
+# include macros
+include(macros.m4)
+
+node_types:
+
+    tosca.nodes.BandwidthProfile:
+        derived_from: tosca.nodes.Root
+        description: >
+            CORD: The E-CORD bandwidth profile.
+        capabilities:
+        properties:
+            no-delete:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to delete this object
+            no-create:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to create this object
+            no-update:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to update this object
+            replaces:
+                type: string
+                required: false
+                descrption: Replaces/renames this object
+            cbs:
+                type: integer
+                required: false
+            ebs:
+                type: integer
+                required: false
+            cir:
+                type: integer
+                required: false
+            eir:
+                type: integer
+                required: false
+            name:
+                type: string
+                required: true
+
+    tosca.nodes.UserNetworkInterface:
+        derived_from: tosca.nodes.Root
+        description: >
+            CORD: The ecord user netowrk interface
+        capabilities:
+        properties:
+            no-delete:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to delete this object
+            no-create:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to create this object
+            no-update:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to update this object
+            replaces:
+                type: string
+                required: false
+                descrption: Replaces/renames this object
+            cpe_id:
+                type: string
+                required: false
+            tenant:
+                type: string
+                required: true
+            name:
+                type: string
+                required: true
+            latlng:
+                type: string
+                required: false
+
+    tosca.nodes.OnosModel:
+        derived_from: tosca.nodes.Root
+        description: >
+            CORD: The ecord ONOS model
+        capabilities:
+        properties:
+            no-delete:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to delete this object
+            no-create:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to create this object
+            no-update:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to update this object
+            replaces:
+                type: string
+                required: false
+                descrption: Replaces/renames this object
+            name:
+                type: string
+                required: false
+            onos_ip:
+                type: string
+                required: false
+            onos_port:
+                type: integer
+                required: false
+            onos_username:
+                type: string
+                required: false
+            onos_password:
+                type: string
+                required: false
+            onos_type:
+                type: string
+                required: false
+
+    tosca.nodes.EnterpriseLocation:
+        derived_from: tosca.nodes.Root
+        description: >
+            CORD: The ecord enterprise location
+        capabilities:
+        properties:
+            no-delete:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to delete this object
+            no-create:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to create this object
+            no-update:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to update this object
+            replaces:
+                type: string
+                required: false
+                descrption: Replaces/renames this object
+            name:
+                type: string
+                required: false
+            cord_site_ip:
+                type: string
+                required: false
+            cord_site_port:
+                type: integer
+                required: false
+            cord_site_username:
+                type: string
+                required: false
+            cord_site_password:
+                type: string
+                required: false
+            cord_site_type:
+                type: string
+                required: false
+
+    tosca.nodes.ELine:
+        derived_from: tosca.nodes.Root
+        description: >
+            CORD: The ecord Ethernet Virtual Private Line
+        capabilities:
+        properties:
+            no-delete:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to delete this object
+            no-create:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to create this object
+            no-update:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to update this object
+            replaces:
+                type: string
+                required: false
+                descrption: Replaces/renames this object
+            name:
+                type: string
+                required: false
+            connect_point_1_id:
+                type: string
+                required: false
+            connect_point_2_id:
+                type: string
+                required: false
+            vlanids:
+                type: string
+                required: false
+            cord_site_name:
+                type: string
+                required: false
+            bwp:
+                type: string
+                required: false
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