Compatibility

• ES1640dc/ES1640dc v2

Fixed Issues

• Some WORM options were not displayed when the display language was set to Polish.
• QES would not start rebuilding a degraded storage pool if disks were replaced while the NAS was powered off.
• Enabling the Snapsync server fails if port trunking is configured.
• The LEDs on the front panel displayed nothing when the NAS was powered on in an uninitialized state.
• It was not possible to search domain groups for groups with non-English names.
• QES failed to connect to an AD server after changing the AD domain's administrator password.
• Users were unable to see newly added domain users and domain groups after clicking refresh on the shared folder permissions screen.

Enhancements

• Increased the maximum number of iSCSI sessions to 256 per target, 512 per controller.
• Improved the UI for the "SMB Path" and "NFS Path" section of shared folder properties.
• Modified the time format in the dump log so that it's easier to search for a specific time.
• Modified the dump log's directory name and split the output into subfolders for easier troubleshooting.
• Added "Unsupported SPF+ Module" warning notification.
• Users in China can now download QES firmware updates from the domain "qnap.com.cn".
• When configuring Clickatell SMS notifications, you can now choose between Clickatell's old or new API (their API changed in November 2016).
• You can now restrict which versions of TLS QES supports for extra security.
• Added ifstat and iperf commands to the command line interface (CLI).

Important Notes

• For instructions on updating QES to the latest version, open the following link. https://preview.qnap.com/en/how-to/faq/article/my-nas-is-running-an-older-version-of-qes-can-i-update-to-the-latest-version-directly-what-sequence-should-i-follow-when-updating-qes
• For release note history, open the following link. https://www.qnap.com/en/releasenotes_qes/