diff --git a/xos/synchronizers/fabric/steps/sync_vsgtenant.py b/xos/synchronizers/fabric/steps/sync_vsgtenant.py
index d96a2b0..4175df6 100644
--- a/xos/synchronizers/fabric/steps/sync_vsgtenant.py
+++ b/xos/synchronizers/fabric/steps/sync_vsgtenant.py
@@ -43,29 +43,37 @@
 
     def map_sync_inputs(self, vsgtenant):
 
-        rest_hostname = "onos-fabric"
-        rest_port = 8181
-
         wan_ip = vsgtenant.wan_container_ip
         wan_mac = vsgtenant.wan_container_mac
 
+        fos = get_fabric_onos_service()
+
         # Look up location - it's tagged on the nodes
         node = vsgtenant.instance.node
         location = self.get_node_tag(node, "location")
 
-        # Figure out: is it a POST or DELETE?
+        # Is it a POST or DELETE?
 
         # Create JSON
-        rest_json = ""
+        data = {
+            "%s/-1"%wan_mac : {
+                "basic" : {
+                    "ips" : [ wan_ip ],
+                    "location" : location
+                }
+            }
+        }
 
-        image_fields = {
-                        'rest_hostname': rest_hostname,
-                        'rest_port': rest_port,
-                        'rest_json': rest_json,
-                        'ansible_tag': '%s'%(str(vsgtenant)), # name of ansible playbook
-                        }
+        rest_json = json.dumps(data, indent=4)
 
-	return image_fields
+        fields = {
+            'rest_hostname': fos.rest_hostname,
+            'rest_port': fos.rest_port,
+            'rest_json': rest_json,
+            'rest_endpoint': "onos/v1/network/configuration/hosts",
+            'ansible_tag': '%s'%(str(vsgtenant)), # name of ansible playbook
+        }
+        return fields
 
     def map_sync_outputs(self, controller_image, res):
         pass
diff --git a/xos/synchronizers/fabric/steps/sync_vsgtenant.yaml b/xos/synchronizers/fabric/steps/sync_vsgtenant.yaml
index 81fdb99..ec5ead9 100644
--- a/xos/synchronizers/fabric/steps/sync_vsgtenant.yaml
+++ b/xos/synchronizers/fabric/steps/sync_vsgtenant.yaml
@@ -4,12 +4,13 @@
   vars:
     rest_hostname: {{ rest_hostname }}
     rest_port: {{ rest_port }}
+    rest_endpoint: {{ rest_endpoint }}
     rest_json: {{ rest_json }}
 
   tasks:
   - name: Call Fabric REST API
     uri:
-      url: http://{{ '{{' }} rest_hostname {{ '}}' }}:{{ '{{' }} rest_port {{ '}}' }}/{{ '{{' }} item.endpoint {{ '}}' }} #http://localhost:8181/onos/v1/network/configuration/
+      url: http://{{ '{{' }} rest_hostname {{ '}}' }}:{{ '{{' }} rest_port {{ '}}' }}/{{ '{{' }} rest_endpoint {{ '}}' }} #http://localhost:8181/onos/v1/network/configuration/
       body: "{{ '{{' }} rest_json {{ '}}' }}"
       body_format: raw
       method: POST