anchor.diff:  The infrastructure that you provision for your cluster must meet the following
   network topology requirements.
   
  -[NOTE]
  +[IMPORTANT]
   ====
   {product-title} requires all nodes to have internet access to pull images
   for platform containers and provide telemetry data to Red Hat.
  
positive.code: |Description
  
  |`6443`
  |Bootstrap and control plane
  |x
  |x
  |Kubernetes APIServer
  
  |`22623`
  |Bootstrap and control plane
  |
  |x
  |Machine Config server
  
  |`443`
  |The machines that run the ingress router pods, worker by default
  |x
  |x
  |HTTPS traffic
  
  |`80`
  |The machines that run the ingress router pods, worker by default
  |x
  |x
  |HTTP traffic
  
negative.code: Before you install {product-title}, you must provision two layer-4 load
  balancers.
  
  [cols="2a,5a,2a,2a,2a",options="header"]
  |===
  
  |Port
  