diff --git a/mcord/make-vtn-external-yaml.sh b/mcord/make-vtn-external-yaml.sh
index 48ef2a5..3239537 100644
--- a/mcord/make-vtn-external-yaml.sh
+++ b/mcord/make-vtn-external-yaml.sh
@@ -104,6 +104,20 @@
               node: service#ONOS_CORD
               relationship: tosca.relationships.MemberOfService
 
+    # VTN hostManagementIface field for node $NODE
+    ${NODE}_dataPlaneIp_tag:
+      type: tosca.nodes.Tag
+      properties:
+          name: hostManagementIface
+          value: veth3
+      requirements:
+          - target:
+              node: $NODE
+              relationship: tosca.relationships.TagsObject
+          - service:
+              node: service#ONOS_CORD
+              relationship: tosca.relationships.MemberOfService
+
 EOF
 done
 
diff --git a/mcord/mcord.yaml b/mcord/mcord.yaml
index def2ed9..2e4caf5 100644
--- a/mcord/mcord.yaml
+++ b/mcord/mcord.yaml
@@ -292,6 +292,28 @@
 #          no-delete: true
 #          no-update: true
 
+    management_hosts_template:
+      type: tosca.nodes.NetworkTemplate
+      properties:
+          visibility: private
+          translation: none
+          vtn_kind: MANAGEMENT_HOST
+
+    management_host:
+      type: tosca.nodes.network.Network
+      properties:
+          ip_version: 4
+          cidr: 10.1.0.0/24
+          start_ip: 10.1.0.128
+          end_ip: 10.1.0.254
+      requirements:
+          - network_template:
+              node: management_hosts_template
+              relationship: tosca.relationships.UsesNetworkTemplate
+          - owner:
+              node: mysite_management
+              relationship: tosca.relationships.MemberOfSlice
+
     lan_3gpp_s1mme_network:
       type: tosca.nodes.network.Network.XOS
       properties:
@@ -436,10 +458,13 @@
           - default_flavor:
                 node: m1.xlarge
                 relationship: tosca.relationships.DefaultFlavor
-          - management:
+          - connection_to_management:
               node: management
               relationship: tosca.relationships.ConnectsToNetwork
-          - connection:
+          - connection_to_management_host:
+              node: management_host
+              relationship: tosca.relationships.ConnectsToNetwork
+          - connection_to_shared_network:
               node: shared_network
               relationship: tosca.relationships.ConnectsToNetwork
       properties:
@@ -463,10 +488,13 @@
           - default_flavor:
                 node: m1.xlarge
                 relationship: tosca.relationships.DefaultFlavor
-          - management:
+          - connection_to_management:
               node: management
               relationship: tosca.relationships.ConnectsToNetwork
-          - connection:
+          - connection_to_management_host:
+              node: management_host
+              relationship: tosca.relationships.ConnectsToNetwork
+          - connection_to_shared_network:
               node: shared_network
               relationship: tosca.relationships.ConnectsToNetwork
       properties: