VMware NSX | 1 June 2023 | Build 21761691

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 4.1.0 Release Notes for the list of new features introduced in NSX 4.1.0 and for the current known issues.

Important Information About NSX

Please be advised that the VMware NSX team has identified an issue with NSX 4.1.0 and has decided to withdraw the release from the download pages in favor of NSX Customers who have downloaded and deployed NSX 4.1.0 remain supported but are advised to upgrade to NSX See knowledge base article 92309 for details.

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



June 1, 2023


Initial Edition

Resolved Issues

  • Fixed Issue 3186573: CorfuDB Data loss.

    Sudden loss of some configurations. Unable to create/update some configurations.

  • Fixed Issue 3155845: PSOD during vMotion when FQDN filtering is configured.

    ESXi host will reboot.

  • Fixed Issue 3163020: When the FQDN in DNS packets differs in text case with the Domain Names configured in L7 profiles of FQDN rules, the DFW FQDN rule actions are not applied correctly.

    DFW FQDN rule actions are not applied correctly. DFW FQDN filtering does not work properly.

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