anchor.diff:  they are given one of the many records, in order, as a round robin scheme.
   
   [NOTE]
  -====
   The procedure below uses wildcard DNS with multiple A records to achieve the
   desired round robin. The wildcard could be further distributed into shards with:
   
  +====
   ****
   `*._<shard>_`
   ****
  
positive.code: 
  .HAProxy Router Data Flow
  image:router_model.png[HAProxy Router Data Flow]
  
  == Highly-available Routers
  You can configure a highly-available router setup by running multiple instances
  
negative.code: $ ping hello-openshift.shard1.v3.rhcloud.com
  [...]
  ----
  ====
  
  == High Availability Router Setup with IP Failover
  The following steps describe how to setup a highly available router environment with IP failover in a 3-step operation:
  