anchor.diff:  // Module included in the following assemblies:
   //
   // * installing/installing_bare_metal/installing-bare-metal.adoc
  +// * installing/installing_bare_metal/installing-bare-metal-network-customizations.adoc
   // * installing/installing_bare_metal/installing-restricted-networks-bare-metal.adoc
   // * installing/installing_vsphere/installing-restricted-networks-vsphere.adoc
   // * installing/installing_vsphere/installing-vsphere.adoc
  +// * installing/installing_vsphere/installing-vsphere-network-customizations.adoc
   // * installing/installing_ibm_z/installing-ibm-z.adoc
  +
  +ifeval::["{context}" == "installing-vsphere"]
  +:vsphere:
  +endif::[]
  +
  +ifeval::["{context}" == "installing-restricted-networks-vsphere"]
  +:vsphere:
  +endif::[]
  +
  +ifeval::["{context}" == "installing-vsphere-network-customizations"]
  +:vsphere:
  +endif::[]
   
   ifeval::["{context}" == "installing-ibm-z"]
   :ibm-z:
  
positive.code: 
  If a MAC address outside the VMware OUI is used, the cluster installation will
  not succeed.
  endif::[]
  
  ifeval::["{context}" == "installing-ibm-z"]
  
negative.code: plane initializes.
  ====
  
  ifdef::vsphere[]
  [discrete]
  == Ethernet adaptor hardware address requirements
  
  