diff --git a/xos/configurations/cord-pod/cord-vtn-vsg.yaml b/xos/configurations/cord-pod/cord-vtn-vsg.yaml
index 7de536a..bf5d4d9 100644
--- a/xos/configurations/cord-pod/cord-vtn-vsg.yaml
+++ b/xos/configurations/cord-pod/cord-vtn-vsg.yaml
@@ -65,6 +65,36 @@
               node: addresses_exampleservice-public
               relationship: tosca.relationships.ProvidesAddresses
 
+    service_ONOS_CORD:
+      type: tosca.nodes.ONOSService
+
+    vOLT_ONOS_app:
+      type: tosca.nodes.ONOSvOLTApp
+      requirements:
+          - onos_tenant:
+              node: service_ONOS_CORD
+              relationship: tosca.relationships.TenantOfService
+          - volt_service:
+              node: service_volt
+              relationship: tosca.relationships.UsedByService
+      properties:
+          install_dependencies: onos-ext-notifier-1.0-SNAPSHOT.oar, onos-ext-volt-event-publisher-1.0-SNAPSHOT.oar
+          dependencies: org.onosproject.openflow-base, org.onosproject.olt, org.ciena.onos.ext_notifier, org.ciena.onos.volt_event_publisher
+          component_config: >
+             {
+                "org.ciena.onos.ext_notifier.KafkaNotificationBridge":{
+                   "rabbit.user": "<rabbit_user>",
+                   "rabbit.password": "<rabbit_password>",
+                   "rabbit.host": "<rabbit_host>",
+                   "publish.kafka": "false",
+                   "publish.rabbit": "true",
+                   "volt.events.rabbit.topic": "notifications.info",
+                   "volt.events.rabbit.exchange": "voltlistener",
+                   "volt.events.opaque.info": "{project_id: <keystone_tenant_id>, user_id: <keystone_user_id>}",
+                   "publish.volt.events": "true"
+                }
+             }
+
     Private:
       type: tosca.nodes.NetworkTemplate
 
@@ -180,16 +210,16 @@
                node: My House
                relationship: tosca.relationships.SubscriberDevice
 
-    My Volt:
-        type: tosca.nodes.VOLTTenant
-        properties:
-            service_specific_id: 123
-            s_tag: 222
-            c_tag: 111
-        requirements:
-            - provider_service:
-                node: service_volt
-                relationship: tosca.relationships.MemberOfService
-            - subscriber:
-                node: My House
-                relationship: tosca.relationships.BelongsToSubscriber
+#    My Volt:
+#        type: tosca.nodes.VOLTTenant
+#        properties:
+#            service_specific_id: 123
+#            s_tag: 222
+#            c_tag: 111
+#        requirements:
+#            - provider_service:
+#                node: service_volt
+#                relationship: tosca.relationships.MemberOfService
+#            - subscriber:
+#                node: My House
+#                relationship: tosca.relationships.BelongsToSubscriber
diff --git a/xos/configurations/cord-pod/docker-compose.yml b/xos/configurations/cord-pod/docker-compose.yml
index e2a5768..5087485 100644
--- a/xos/configurations/cord-pod/docker-compose.yml
+++ b/xos/configurations/cord-pod/docker-compose.yml
@@ -3,20 +3,20 @@
     expose:
         - "5432"
 
-xos_synchronizer_openstack:
-    command: bash -c "sleep 120; python /opt/xos/synchronizers/openstack/xos-synchronizer.py"
-    image: xosproject/xos-synchronizer-openstack
-    labels:
-        org.xosproject.kind: synchronizer
-        org.xosproject.target: openstack
-    links:
-        - xos_db
-    volumes:
-        - ../common/xos_common_config:/opt/xos/xos_configuration/xos_common_config:ro
-        - ./xos_cord_config:/opt/xos/xos_configuration/xos_cord_config:ro
-        - .:/root/setup:ro
-        - ../vtn/files/xos_vtn_config:/opt/xos/xos_configuration/xos_vtn_config:ro
-        - ./images:/opt/xos/images:ro
+#xos_synchronizer_openstack:
+#    command: bash -c "sleep 120; python /opt/xos/synchronizers/openstack/xos-synchronizer.py"
+#    image: xosproject/xos-synchronizer-openstack
+#    labels:
+#        org.xosproject.kind: synchronizer
+#        org.xosproject.target: openstack
+#    links:
+#        - xos_db
+#    volumes:
+#        - ../common/xos_common_config:/opt/xos/xos_configuration/xos_common_config:ro
+#        - ./xos_cord_config:/opt/xos/xos_configuration/xos_cord_config:ro
+#        - .:/root/setup:ro
+#        - ../vtn/files/xos_vtn_config:/opt/xos/xos_configuration/xos_vtn_config:ro
+#        - ./images:/opt/xos/images:ro
 
 xos_synchronizer_onos:
     image: xosproject/xos-synchronizer-openstack
@@ -30,28 +30,28 @@
         - .:/root/setup:ro
         - ./id_rsa:/opt/xos/synchronizers/onos/onos_key:ro  # private key
 
-xos_synchronizer_vcpe:
-    image: xosproject/xos-synchronizer-openstack
-    command: bash -c "sleep 120; cp /root/setup/node_key /opt/xos/synchronizers/vcpe/; chmod 0600 /opt/xos/synchronizers/vcpe/node_key; python /opt/xos/synchronizers/vcpe/vcpe-synchronizer.py -C /root/setup/files/vcpe_synchronizer_config"
-    labels:
-        org.xosproject.kind: synchronizer
-        org.xosproject.target: vcpe
-    links:
-        - xos_db
-    volumes:
-        - .:/root/setup:ro
-        - ./id_rsa:/opt/xos/synchronizers/vcpe/vcpe_private_key:ro  # private key
+#xos_synchronizer_vcpe:
+#    image: xosproject/xos-synchronizer-openstack
+#    command: bash -c "sleep 120; cp /root/setup/node_key /opt/xos/synchronizers/vcpe/; chmod 0600 /opt/xos/synchronizers/vcpe/node_key; python /opt/xos/synchronizers/vcpe/vcpe-synchronizer.py -C /root/setup/files/vcpe_synchronizer_config"
+#    labels:
+#        org.xosproject.kind: synchronizer
+#        org.xosproject.target: vcpe
+#    links:
+#        - xos_db
+#    volumes:
+#        - .:/root/setup:ro
+#        - ./id_rsa:/opt/xos/synchronizers/vcpe/vcpe_private_key:ro  # private key
 
-xos_synchronizer_vtn:
-    image: xosproject/xos-synchronizer-openstack
-    command: bash -c "sleep 120; python /opt/xos/synchronizers/vtn/vtn-synchronizer.py -C /opt/xos/synchronizers/vtn/vtn_synchronizer_config"
-    labels:
-        org.xosproject.kind: synchronizer
-        org.xosproject.target: vtn
-    links:
-        - xos_db
-    volumes:
-        - .:/root/setup:ro
+#xos_synchronizer_vtn:
+#    image: xosproject/xos-synchronizer-openstack
+#    command: bash -c "sleep 120; python /opt/xos/synchronizers/vtn/vtn-synchronizer.py -C /opt/xos/synchronizers/vtn/vtn_synchronizer_config"
+#    labels:
+#        org.xosproject.kind: synchronizer
+#        org.xosproject.target: vtn
+#    links:
+#        - xos_db
+#    volumes:
+#        - .:/root/setup:ro
 
 #xos_synchronizer_vbng:
 #    image: xosproject/xos-synchronizer-openstack
@@ -62,29 +62,29 @@
 #    links:
 #        - xos_db
 
-xos_synchronizer_monitoring_channel:
-    image: xosproject/xos-synchronizer-openstack
-    command: bash -c "sleep 120; python /opt/xos/synchronizers/monitoring_channel/monitoring_channel_synchronizer.py -C /root/setup/files/monitoring_channel_synchronizer_config"
-    labels:
-        org.xosproject.kind: synchronizer
-        org.xosproject.target: monitoring_channel
-    links:
-        - xos_db
-    volumes:
-        - .:/root/setup:ro
-        - ./id_rsa:/opt/xos/synchronizers/monitoring_channel/monitoring_channel_private_key:ro  # private key
+#xos_synchronizer_monitoring_channel:
+#    image: xosproject/xos-synchronizer-openstack
+#    command: bash -c "sleep 120; python /opt/xos/synchronizers/monitoring_channel/monitoring_channel_synchronizer.py -C /root/setup/files/monitoring_channel_synchronizer_config"
+#    labels:
+#        org.xosproject.kind: synchronizer
+#        org.xosproject.target: monitoring_channel
+#    links:
+#        - xos_db
+#    volumes:
+#        - .:/root/setup:ro
+#        - ./id_rsa:/opt/xos/synchronizers/monitoring_channel/monitoring_channel_private_key:ro  # private key
 
-xos_synchronizer_vtr:
-    image: xosproject/xos-synchronizer-openstack
-    command: bash -c "sleep 120; cp /root/setup/node_key /opt/xos/synchronizers/vtr/; chmod 0600 /opt/xos/synchronizers/vtr/node_key; python /opt/xos/synchronizers/vtr/vtr-synchronizer.py -C /root/setup/files/vtr_synchronizer_config"
-    labels:
-        org.xosproject.kind: synchronizer
-        org.xosproject.target: vtr
-    links:
-        - xos_db
-    volumes:
-        - .:/root/setup:ro
-        - ./id_rsa:/opt/xos/synchronizers/vtr/vcpe_private_key:ro  # private key
+#xos_synchronizer_vtr:
+#    image: xosproject/xos-synchronizer-openstack
+#    command: bash -c "sleep 120; cp /root/setup/node_key /opt/xos/synchronizers/vtr/; chmod 0600 /opt/xos/synchronizers/vtr/node_key; python /opt/xos/synchronizers/vtr/vtr-synchronizer.py -C /root/setup/files/vtr_synchronizer_config"
+#    labels:
+#        org.xosproject.kind: synchronizer
+#        org.xosproject.target: vtr
+#    links:
+#        - xos_db
+#    volumes:
+#        - .:/root/setup:ro
+#        - ./id_rsa:/opt/xos/synchronizers/vtr/vcpe_private_key:ro  # private key
 
 xos:
     command: python /opt/xos/manage.py runserver 0.0.0.0:80 --insecure --makemigrations
diff --git a/xos/configurations/cord-pod/make-vtn-external-yaml.sh b/xos/configurations/cord-pod/make-vtn-external-yaml.sh
index c623394..6a69783 100644
--- a/xos/configurations/cord-pod/make-vtn-external-yaml.sh
+++ b/xos/configurations/cord-pod/make-vtn-external-yaml.sh
@@ -21,6 +21,21 @@
           view_url: /admin/onos/onosservice/$id$/
           no_container: true
           rest_hostname: onos-cord
+          rest_onos/v1/network/configuration/: >
+            {
+              "devices" : {
+                "of:1000000000000001" : {
+                  "accessDevice" : {
+                    "uplink" : "2",
+                    "vlan"   : "222",
+                    "defaultVlan" : "0"
+                  },
+                  "basic" : {
+                    "driver" : "pmc-olt"
+                  }
+                }
+              }
+            }
 
     service_vtn:
       type: tosca.nodes.VTNService
diff --git a/xos/synchronizers/onos/steps/sync_onosapp.py b/xos/synchronizers/onos/steps/sync_onosapp.py
index 7b80641..944e7fe 100644
--- a/xos/synchronizers/onos/steps/sync_onosapp.py
+++ b/xos/synchronizers/onos/steps/sync_onosapp.py
@@ -88,7 +88,7 @@
     def get_cluster_configuration(self, o):
         instance = self.get_instance(o)
         if not instance:
-           raise "No instance for ONOS App"
+           raise Exception("No instance for ONOS App")
         node_ips = [socket.gethostbyname(instance.node.name)]
 
         ipPrefix = ".".join(node_ips[0].split(".")[:3]) + ".*"