Illumio Technical Documentation
Welcome to Illumio Core 21.5 documentation!
This documentation portal contains information about the Illumio Core 21.5 release.
This release is available for Illumio Core On-Premises customers only. On-premises customers install Illumio Core in their own data centers. This documentation portal provides all the information on premises customers needed to segment their environments and secure their workloads. If you are an Illumio Core Cloud customer, go to the 22.3 Technical Documentation or 22.4 Technical Documentation.
Learn about the newest features in this release.
Product Versions Documented
Some components are compatible with more than one release of the PCE. For the complete list of Illumio Core components compatible with the Core 21.5-PCE, see the Illumio Support portal (log in required).
This Illumio Core Documentation portal contains information for the following versions of the Illumio Core platform.
PCE: 21.5.35 (LTS Release)
VEN: .21.532 (LTS Release)
CLI Tool: 1.4.1
Core for Kubernetes: 3.1.0
Illumio App for ServiceNow: 1.4
Illumio App for Splunk: 3.2.0
Standard versus LTS Releases
21.5.35-PCE and 21.5.32-VEN are Long Term Support (LTS) releases.
For information on Illumio software support for Standard and LTS releases, see Versions and Releases on the Illumio Support portal (log in required).
In 21.5, the PCE supports the following versions of the NEN: 2.3.10, 2.4.0, 2.4.10, 2.5.0, and 2.5.1
This documentation portal provides the documentation for NEN 2.3.x. For the NEN 2.5.x documentation, see the NEN Installation and Usage Guide in the 22.4 Documentation Portal. For the NEN 2.4.x documentation, see the NEN Installation and Usage Guide in the 22.2 Documentation Portal.
See, segment, secure workloads
Illumio Illumio Core delivers real-time visibility and micro-segmentation capabilities to give you the control needed to stop lateral movement in any data center and cloud.
What's New<![CDATA[ ]]>
Learn about Core 21.5
Deploy PCE & VEN<![CDATA[ ]]>
Deploy the PCE & VEN software
Learn Why and How
Managed and Unmanaged
Core Container Integration
Guides for Previous Releases