anchor.diff:  ====
   
   The bootstrap and control plane machines must use {op-system-first} as the operating system.
  +
  +ifdef::bare-metal,agnostic[]
  +[IMPORTANT]
  +====
  +If the `platform: none` field is defined in the `install-config.yaml` file, virtual machines (VMs) configured to use virtual hardware version 14 or greater might result in a failed installation. It is recommended to configure VMs with virtual hardware version 13. For more information, see link:https://bugzilla.redhat.com/show_bug.cgi?id=1935539[BZ#1935539].
  +====
  +endif::bare-metal,agnostic[]
   
   ifndef::openshift-origin[]
   Note that {op-system} is based on {op-system-base-full} 8 and inherits all of its hardware certifications and requirements.
  
positive.code: ifeval::["{context}" == "installing-restricted-networks-vsphere"]
  :vsphere:
  endif::[]
  
  [id="installation-requirements-user-infra_{context}"]
  = Machine requirements for a cluster with user-provisioned infrastructure
  
negative.code: ifeval::["{context}" == "installing-restricted-networks-bare-metal"]
  :!bare-metal:
  endif::[]
  ifeval::["{context}" == "installing-platform-agnostic"]
  :!agnostic:
  endif::[]
  