Hardware and software requirements

The following information provides a consolidated view of the hardware and software requirements for your IBM® Cloud Infrastructure Center environment.

OpenStack release

IBM Cloud Infrastructure Center version 1.1.3 is built on OpenStack Ussuri release.

Security

Table 11. Supported security software

Item	Requirement	More information
Lightweight Directory Access Protocol (LDAP) server (optional)	OpenLDAP 2.4 or higher	OpenLDAP
IBM Tivoli Directory Server for z/OS with SDBM backend configured	z/OS V2R3 or higher	IBM Tivoli Directory Server for z/OS
Lightweight Directory Access Protocol (LDAP) server (optional)	389 Directory Server 1.3.10 or higher	389 Directory Server

Web browser

Mozilla Firefox ESR 85 and newer version. You must ensure your browser fit the required version, otherwise some functions may not work normally.

Note

Please don't remove root user from sudo group (eg, from /etc/sudoers) of your compute nodes and management node, because sudo is used in many scripts of IBM Cloud Infrastructure Center.