About This Release
This document describes the new features, enhancements, platform support, and new and updated REST APIs for this release.
Product Versions
PCE Version: 23.4 (Cloud)
VEN Versions: 18.2.4; 19.3.1 and above; 21.%.0 except for 21.1.0; 22.%.0 except for 22.2.40; 22.5.0 (Standard), 22.5.10, 22.5.12 (Cloud only)
LW-VEN Versions: 1.0.1, 1.0.10
NEN Version: 2.6.30, 2.6.20, 2.6.10, 2.6.1, 2.6.0, 2.5.2, 2.5.1, 2.5.0, 2.4.10, 2.4.0, 2.3.10
FlowLink Versions: 1.3.0, 1.2.3, 1.2.1, 1.2.0, 1.1.x
C-VEN Versions: 21.5.x, 21.2.x, 21.1.0
Standard versus LTS Releases
23.4 is a Standard release.
For information about Illumio software support for Standard and LTS releases, see Versions and Releases.
Release Types and Numbering
General Advisories
The information in this section provides general advisories about important aspects of this release. To ensure proper operation of the system after upgrade, you might need to take account on these advisories.
Updated Minimum Browser Versions for the Core PCE UI
In Core 23.4.0, Illumio updated the minimum browser versions required to access the PCE UI.
For current information about the browser versions supported by the PCE, see the supported browsers section in PCE OS Support and Package Dependencies.
Supported Operating Systems
The 23.4 PCE is supported on operating systems detailed on the Illumio Support portal.
For information, see PCE OS Support and Package Dependencies.
Open Source Package Updates
Illumio updated several open source packages for the PCE in 23.4.
The Upgrade to This Release
As part of the upgrade process, Illumio strongly encourages you to review the prior release notes from your previously installed version of Illumio Core to version 23.4.
You can upgrade the VENs in your environment at any time.