VMware NSX | 07 NOV 2023 | Build 22667789

Check for additions and updates to these release notes.

What's New

NSX is an update release that comprises bug fixes only. See "Resolved Issues" below for the list of issues resolved in this release. See the VMware NSX 4.1.2 Release Notes for the list of new features introduced in NSX 4.1.2 and for the current known issues.

Compatibility and System Requirements

For compatibility and system requirements information, see the VMware Product Interoperability Matrices and the NSX Installation Guide.

Upgrade Notes for This Release

For instructions about upgrading NSX components, see the NSX Upgrade Guide.

Customers upgrading to this release are recommended to run the NSX Upgrade Evaluation Tool before starting the upgrade process. The tool is designed to ensure success by checking the health and readiness of your NSX Managers prior to upgrading. The tool is integrated into the Upgrade workflow, before you begin upgrading the NSX Managers.

Available Languages

NSX has been localized into multiple languages: English, German, French, Japanese, Simplified Chinese, Korean, Traditional Chinese, Italian, and Spanish. Because NSX localization utilizes the browser language settings, ensure that your settings match the desired language.

Document Revision History

Revision Date



November 07, 2023


Initial edition

Resolved Issues

  • Fixed Issue 3298108: Overlay traffic outage for workloads on-boarded to the upgraded host.

    During maintenance mode upgrade to NSX 4.1.2 with ESX version at 8.* or ESX version upgrade to 8.* with NSX version at 4.1.2, underlay gateway information is lost, resulting in overlay datapath outage. For more information, see the KB article 95306.

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