diff --git a/mcord/Makefile b/mcord/Makefile
index 985f41e..1ee1435 100644
--- a/mcord/Makefile
+++ b/mcord/Makefile
@@ -93,8 +93,9 @@
 	$(RUN_TOSCA) fabric.yaml
 
 #cord: vsg_custom_images
-#	$(RUN_TOSCA) mgmt-net.yaml
-#	$(RUN_TOSCA) cord-services.yaml
+mcord:
+	$(RUN_TOSCA) mgmt-net.yaml
+	$(RUN_TOSCA) mcord.yaml
 #	$(RUN_TOSCA) cord-volt-devices.yaml
 
 #cord-subscriber:
diff --git a/mcord/make-vtn-external-yaml.sh b/mcord/make-vtn-external-yaml.sh
new file mode 100644
index 0000000..2bdc282
--- /dev/null
+++ b/mcord/make-vtn-external-yaml.sh
@@ -0,0 +1,120 @@
+FN=$SETUPDIR/vtn-external.yaml
+
+rm -f $FN
+
+cat >> $FN <<EOF
+tosca_definitions_version: tosca_simple_yaml_1_0
+
+imports:
+   - custom_types/xos.yaml
+
+description: autogenerated node tags file for VTN configuration
+
+topology_template:
+  node_templates:
+
+    service#ONOS_CORD:
+      type: tosca.nodes.ONOSService
+      requirements:
+      properties:
+          kind: onos
+          view_url: /admin/onos/onosservice/\$id$/
+          no_container: true
+          rest_hostname: onos-cord
+          replaces: service_ONOS_CORD
+
+    service#vtn:
+      type: tosca.nodes.VTNService
+      properties:
+          view_url: /admin/vtn/vtnservice/\$id$/
+          privateGatewayMac: 00:00:00:00:00:01
+          localManagementIp: 10.102.83.2/24
+          ovsdbPort: 6641
+          sshUser: root
+          sshKeyFile: /root/node_key
+          sshPort: 22
+          xosEndpoint: http://xos/
+          xosUser: padmin@vicci.org
+          xosPassword: letmein
+          replaces: service_vtn
+
+EOF
+
+NODES=$( bash -c "source $SETUPDIR/admin-openrc.sh ; nova host-list" |grep compute|awk '{print $2}' )
+I=0
+BRIDGE_IDX=1
+for NODE in $NODES; do
+    echo $NODE
+    BRIDGE_ID=$(printf "of:%016d" $BRIDGE_IDX )
+    BRIDGE_IDX=$(expr $BRIDGE_IDX + 1)
+    FIP=$(ssh -i node_key -o StrictHostKeyChecking=no $NODE ip -4 addr show fabric 2> /dev/null | grep inet | awk '{print $2}')
+    if [ -z "$FIP" ]
+    then
+      # Single-node POD case
+      FIP="10.168.0.253/24"
+    fi
+
+    cat >> $FN <<EOF
+    $NODE:
+      type: tosca.nodes.Node
+
+    # VTN bridgeId field for node $NODE
+    ${NODE}_bridgeId_tag:
+      type: tosca.nodes.Tag
+      properties:
+          name: bridgeId
+          value: $BRIDGE_ID
+      requirements:
+          - target:
+              node: $NODE
+              relationship: tosca.relationships.TagsObject
+          - service:
+              node: service#ONOS_CORD
+              relationship: tosca.relationships.MemberOfService
+
+    # VTN dataPlaneIntf field for node $NODE
+    ${NODE}_dataPlaneIntf_tag:
+      type: tosca.nodes.Tag
+      properties:
+          name: dataPlaneIntf
+          value: fabric
+      requirements:
+          - target:
+              node: $NODE
+              relationship: tosca.relationships.TagsObject
+          - service:
+              node: service#ONOS_CORD
+              relationship: tosca.relationships.MemberOfService
+
+    # VTN dataPlaneIp field for node $NODE
+    ${NODE}_dataPlaneIp_tag:
+      type: tosca.nodes.Tag
+      properties:
+          name: dataPlaneIp
+          value: $FIP
+      requirements:
+          - target:
+              node: $NODE
+              relationship: tosca.relationships.TagsObject
+          - service:
+              node: service#ONOS_CORD
+              relationship: tosca.relationships.MemberOfService
+
+EOF
+done
+
+cat >> $FN <<EOF
+    VTN_ONOS_app:
+      type: tosca.nodes.ONOSVTNApp
+      requirements:
+          - onos_tenant:
+              node: service#ONOS_CORD
+              relationship: tosca.relationships.TenantOfService
+          - vtn_service:
+              node: service#vtn
+              relationship: tosca.relationships.UsedByService
+      properties:
+          install_dependencies: http://mavenrepo:8080/repository/org/opencord/cord-config/1.1-SNAPSHOT/cord-config-1.1-SNAPSHOT.oar,http://mavenrepo:8080/repository/org/opencord/vtn/1.1-SNAPSHOT/vtn-1.1-SNAPSHOT.oar
+          dependencies: org.onosproject.drivers, org.onosproject.drivers.ovsdb, org.onosproject.openflow-base, org.onosproject.ovsdb-base, org.onosproject.dhcp
+          autogenerate: vtn-network-cfg
+EOF