anchor.diff:  
   You can customize your installation configuration based on the requirements of your existing network infrastructure. For example, you can expand the IP address block for the cluster network or provide different IP address blocks than the defaults.
   
  -ifndef::bare[]
  +// OSDOCS-1640 - IPv4/IPv6 dual-stack bare metal only
  +// But only for installer-provisioned
  +// https://bugzilla.redhat.com/show_bug.cgi?id=2020416
  +// Once BM UPI supports dual-stack, uncomment all the following conditionals and blocks
  +//ifndef::bare[]
   Only IPv4 addresses are supported.
  +////
   endif::bare[]
   ifdef::bare[]
   If you use the OVN-Kubernetes cluster network provider, both IPv4 and IPv6 address families are supported.
  
positive.code: |
  An IP network block in CIDR notation.
  
  ifndef::bare[]
  For example, `10.0.0.0/16`.
  endif::bare[]
  ifdef::bare[]
  For example, `10.0.0.0/16` or `fd00::/48`.
  endif::bare[]
  
  [NOTE]
  ====
  
negative.code:   - fd00:172:16::/112
  ----
  endif::bare[]
  ////
  
  .Network parameters
  [cols=".^2,.^3a,.^3a",options="header"]
  