Although not required, you may want to install one or both of the following packages:
Local Registry: If your environment does not permit connecting your POD to ther public Internet, you may want to take advantage of a local Docker registery. The following registry setup will help. (Having a local registry is also useful when doing local development, as outlined in the Developer Guide.)
OpenStack: If you need to include OpenStack in your deployment, so you can bring up VMs on your POD, you will need to following the OpenStack deployment guide.