anchor.diff:  
   |`compute.platform.openstack.zones`
   |{rh-openstack} Compute (Nova) availability zones (AZs) to install machines on. If this parameter is not set, the installer relies on the default settings for Nova that the {rh-openstack} administrator configured.
  +
  +On clusters that use Kuryr, {rh-openstack} Octavia does not support availability zones. Load balancers and, if you are using the Amphora provider driver, {product-title} services that rely on Amphora VMs, are not created according to the value of this property.
   |A list of strings. For example, `["zone-1", "zone-2"]`.
   
   |`controlPlane.platform.openstack.additionalNetworkIDs`
  
positive.code: 
  |`controlPlane.platform.openstack.zones`
  |{rh-openstack} Compute (Nova) availability zones (AZs) to install machines on. If this parameter is not set, the installer relies on the default settings for Nova that the {rh-openstack} administrator configured.
  |A list of strings. For example, `["zone-1", "zone-2"]`.
  
  |`platform.openstack.clusterOSImage`
  
negative.code: If you deploy to a custom subnet, you cannot specify an external DNS server to the {product-title} installer. Instead, link:https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/16.0/html/command_line_interface_reference/subnet[add DNS to the subnet in {rh-openstack}].
  
  |A UUID as a string. For example, `fa806b2f-ac49-4bce-b9db-124bc64209bf`.
  |====
  endif::osp[]
  
  