diff --git a/osm-openapi.yaml b/osm-openapi.yaml
index 958b39f..3b3354a 100644
--- a/osm-openapi.yaml
+++ b/osm-openapi.yaml
@@ -5983,7 +5983,7 @@
         additionalParamsForNs:
           type: object
           additionalProperties: true
-        additionalParamsForVnf:
+        additionalParamsForVnf: &additionalparamsforvnf
           type: array
           items:
             type: object
@@ -5993,6 +5993,11 @@
               additionalParams:
                 type: object
                 additionalProperties: true
+              k8s-namespace:
+                type: string
+                description: |
+                  use this namespace for all the KDU deployed in this VNF
+                  (if any). By default it is used the id of the project
               additionalParamsForVdu:
                 type: array
                 items:
@@ -6014,12 +6019,17 @@
                   properties:
                     kdu_name:
                       type: string
+                    k8s-namespace:
+                      type: string
+                      description: use this namespace for this KDU
+                    kdu_model:
+                      type: string
                     additionalParams:
                       type: object
                       additionalProperties: true
                   required:
                     - kdu_name
-                    - additionalParams
+                  minProperties: 2
                   additionalProperties: false
             required:
               - member-vnf-index
@@ -6034,6 +6044,18 @@
           format: uuid
         vduImage:
           type: string
+        placement-engine:
+          type: string
+          description: |
+           To compute automatically the target VIM for each VNF based on 
+           constrains, e.g. latency. Currently only 'PLA' is supported
+        placement-constraints:
+          type: object
+          additionalProperties: true
+        k8s-namespace:
+          type: string
+        timeout_ns_deploy:
+          type: integer
         vnf:
           type: array
           items:
@@ -6149,6 +6171,30 @@
                           type: string
                         segmentation-id:
                           type: string
+                        network-type:
+                          type: string
+                        sdn-ports:
+                          description: |
+                            connect additional ports to the created underlay SDN connectivity.
+                            Normally for external connectivy.
+                          type: array
+                          items:
+                            type: object
+                            properties:
+                              switch_id:
+                                type: string
+                              switch_port:
+                                type: string
+                              mac_address:
+                                type: string
+                                format: mac_address
+                              vlan:
+                                type: integer
+                            additionalProperties: true
+                            required:
+                              - switch_id
+                              - switch_port
+                          minItems: 1
                       additionalProperties: false
                     internal-connection-point:
                       type: array
@@ -6243,6 +6289,9 @@
           type: string
           enum:
             - SCALE_VNF
+        timeout_ns_scale:
+          description: timeout for the scale operation
+          type: integer
         scaleVnfData:
           type: object
           properties:
@@ -6256,21 +6305,35 @@
               properties:
                 scaling-group-descriptor:
                   type: string
+                scaling-policy:
+                  type: string
                 member-vnf-index:
                   type: string
-              additionalProperties: true
-          additionalProperties: true
-      additionalProperties: true
+              required:
+                - scaling-group-descriptor
+                - member-vnf-index
+              additionalProperties: false
+          required:
+            - scaleVnfType
+            - scaleByStepData
+          additionalProperties: false
+      required:
+        - scaleType
+        - scaleVnfData
+      additionalProperties: false
     TerminateNsRequest:
       type: object
       properties:
-        terminationTime:
-          description: |
-            Timestamp indicating the end time of the NS, i.e. the NS will be terminated
-            automatically at this timestamp. Cardinality "0" indicates the NS termination
-            takes place immediately.
-          type: string
-          format: date-time
+        timeout_ns_terminate:
+          description: timeout for terminate operation
+          type: integer
+        autoremove:
+          description: remove network service if termination end without error
+          type: boolean
+        skip_terminate_primitives:
+          description: Do not execute network service termination primitives
+          type: boolean
+      additionalProperties: false
     ArrayOfNsInstance:
       type: array
       items:
@@ -6280,19 +6343,26 @@
       properties:
         primitive:
           type: string
+          description: |
+            name of the primitive in the 'config-descriptor'. If the target is
+            a kdu it can be also 'status', 'rollback' or 'upgrade'
         primitive_params:
+          description: parameters of this primitive
           $ref: '#/components/schemas/KeyValuePairs'
-        lcmOperationType:
-          type: string
-        nsInstanceId:
-          type: string
-          format: uuid
         member_vnf_index:
           type: string
+          description: provide if the target action is for a vnf, vdu or kdu
         vdu_id:
           type: string
+          description: provide if the target action is for a vdu
+        kdu_name:
+          type: string
+          description: provide if the target action is for a kdu
         vdu_count_index:
           type: integer
+        timeout_ns_action:
+          description: timeout for the day 1/2 operation
+          type: integer
       required:
         - primitive
         - primitive_params
@@ -6528,48 +6598,7 @@
               additionalParamsForNs:
                 type: object
                 additionalProperties: true
-              additionalParamsForVnf:
-                type: array
-                items:
-                  type: object
-                  properties:
-                    member-vnf-index:
-                      type: string
-                    additionalParams:
-                      type: object
-                      additionalProperties: true
-                    additionalParamsForVdu:
-                      type: array
-                      items:
-                        type: object
-                        properties:
-                          vdu_id:
-                            type: string
-                          additionalParams:
-                            type: object
-                            additionalProperties: true
-                        required:
-                          - vdu_id
-                          - additionalParams
-                        additionalProperties: false
-                    additionalParamsForKdu:
-                      type: array
-                      items:
-                        type: object
-                        properties:
-                          kdu_name:
-                            type: string
-                          additionalParams:
-                            type: object
-                            additionalProperties: true
-                        required:
-                          - kdu_name
-                          - additionalParams
-                        additionalProperties: false
-                  required:
-                    - member-vnf-index
-                  minProperties: 2
-                  additionalProperties: false
+              additionalParamsForVnf: *additionalparamsforvnf
               ssh_keys:
                 type: array
                 items: