diff --git a/validations/openshift-nw-requirements.yaml b/validations/openshift-nw-requirements.yaml
index 53c32d87b..a43835c15 100644
--- a/validations/openshift-nw-requirements.yaml
+++ b/validations/openshift-nw-requirements.yaml
@@ -10,60 +10,73 @@
       - openshift-on-openstack
 
   tasks:
+  - name: Set fact to identify if the overcloud was deployed
+    set_fact:
+       overcloud_deployed: "{{ groups['overcloud'] is defined }}"
 
-  # Get auth token and service catalog from Keystone and extract service urls.
-  - name: Get token and catalog from Keystone
-    uri:
-      url: "{{ overcloud_keystone_url
-               | urlsplit('scheme') }}://{{ overcloud_keystone_url
-               | urlsplit('netloc')}}/v3/auth/tokens"
-      method: POST
-      body_format: json
-      body:
-        auth:
-          scope:
-            project:
-              name: admin
-              domain:
-                id: default
-          identity:
-            methods:
-              - password
-            password:
-              user:
+  - name: Warn if no overcloud deployed yet
+    warn:
+      msg: >-
+        This validation should be executed on the Undercloud with a working
+        Overcloud.
+    when: not overcloud_deployed|bool
+
+  - when: overcloud_deployed|bool
+    block:
+    # Get auth token and service catalog from Keystone and extract service urls.
+    - name: Get token and catalog from Keystone
+      uri:
+        url: "{{ overcloud_keystone_url
+                | urlsplit('scheme') }}://{{ overcloud_keystone_url
+                | urlsplit('netloc')}}/v3/auth/tokens"
+        method: POST
+        body_format: json
+        body:
+          auth:
+            scope:
+              project:
                 name: admin
                 domain:
                   id: default
-                password: "{{ overcloud_admin_password }}"
-      return_content: yes
-      status_code: 201
-    register: keystone_result
-    when: overcloud_keystone_url|default('')
-  - name: Set auth token
-    set_fact: token="{{ keystone_result.x_subject_token }}"
-  - name: Get Neutron URL from catalog
-    set_fact: neutron_url="{{ keystone_result.json.token
-                              | json_query("catalog[?name=='neutron'].endpoints")
-                              | first
-                              | selectattr('interface', 'equalto', 'public')
-                              | map(attribute='url') | first }}"
+            identity:
+              methods:
+                - password
+              password:
+                user:
+                  name: admin
+                  domain:
+                    id: default
+                  password: "{{ overcloud_admin_password }}"
+        return_content: yes
+        status_code: 201
+      register: keystone_result
+      when: overcloud_keystone_url|default('')
 
-  # Get overcloud networks from Neutron and check if there is
-  # a network with a common name for external networks.
-  - name: Get networks from Neutron
-    uri:
-      url: "{{ neutron_url }}/v2.0/networks?router:external=true"
-      method: GET
-      headers:
-        X-Auth-Token: "{{ token }}"
-      return_content: yes
-      follow_redirects: all
-    register: networks_result
+    - name: Set auth token
+      set_fact: token="{{ keystone_result.x_subject_token }}"
+    - name: Get Neutron URL from catalog
+      set_fact: neutron_url="{{ keystone_result.json.token
+                                | json_query("catalog[?name=='neutron'].endpoints")
+                                | first
+                                | selectattr('interface', 'equalto', 'public')
+                                | map(attribute='url') | first }}"
 
-  - name: Warn if there are no matching networks
-    warn:
-      msg: |
-           No external network found. It is strongly recommended that you
-           configure an external Neutron network with a floating IP address
-           pool.
-    when: networks_result.json.networks | length == 0
+    # Get overcloud networks from Neutron and check if there is
+    # a network with a common name for external networks.
+    - name: Get networks from Neutron
+      uri:
+        url: "{{ neutron_url }}/v2.0/networks?router:external=true"
+        method: GET
+        headers:
+          X-Auth-Token: "{{ token }}"
+        return_content: yes
+        follow_redirects: all
+      register: networks_result
+
+    - name: Warn if there are no matching networks
+      warn:
+        msg: |
+            No external network found. It is strongly recommended that you
+            configure an external Neutron network with a floating IP address
+            pool.
+      when: networks_result.json.networks | length == 0