SO003_8: Added new attribute to VnfExtCpConfig datamodel

src/definitions/SOL002SOL003_def.yaml

@@ -386,6 +386,16 @@ definitions:
              consumer shall ensure that the cpProtocolData can be used with the
              pre-created link port referenced by "linkPortId".
         $ref: "#/definitions/Identifier"
+
+      createExtLinkPort:
+        description: Indicates to the VNFM the need to create a dedicated link port for the external CP.
+          If set to True, the VNFM shall create a link port.
+          If set to False, the VNFM shall not create a link port.
+          This attribute is only applicable for external CP instances without a floating IP address that expose a VIP CP
+          instance for which a dedicated IP address is allocated. It shall be present in that case and shall be absent otherwise.
+
+        type: boolean
+
       cpProtocolData:
         description: >
           Parameters for configuring the network protocols on the link port