Illumio Technical Documentation

Welcome to Illumio Core 21.2 documentation!

This documentation portal contains information about Illumio Core 21.2.


Illumio Core21.2 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.

Learn about the newest features in this release.

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Product Versions Documented

This Illumio Core Documentation portal contains information for the following versions of the Illumio Core platform.


Some components are compatible with more than one release of the PCE. For the complete list of Illumio Core components compatible with the Core 21.2-PCE, see the Illumio Support portal (log in required).

PCE: 21.2.7 (LTS Release)
VEN: 21.2.5 (LTS Release)
CLI Tool: 1.4.1
C-VEN: 21.2.1
Kubelink: 2.0.2
NEN: 2.1.1
FlowLink: 1.1.2+H2
Illumio App for Splunk: 3.2.0
Illumio App for QRadar: 1.3.0
Illumio App for ServiceNow: 1.4.0

Standard versus LTS Releases

21.2.7-PCE and 21.2.5-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).

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.

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What's New

What's New

Learn about Core 21.2

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Deploy Core

Deploy PCE & VEN

Deploy the PCE & VEN software

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Upgrade Core

Learn Why and How

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Managed and Unmanaged

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Core Container Integration

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Guides for Previous Releases

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