// Module included in the following assemblies:
//
// * installing/installing_bare_metal/ipi/ipi-install-prerequisites.adoc

:_mod-docs-content-type: CONCEPT
[id="required-data-for-installation_{context}"]
= Required data for installation

Prior to the installation of the {product-title} cluster, gather the following information from all cluster nodes:

* Out-of-band management IP
** Examples
*** Dell (iDRAC) IP
*** HP (iLO) IP
*** Fujitsu (iRMC) IP

.When using the `provisioning` network

* NIC (`provisioning`) MAC address
* NIC (`baremetal`) MAC address

.When omitting the `provisioning` network

* NIC (`baremetal`) MAC address
