《《28_How to Back up／Restore iSCSI LUN》.docx

How to Back up/Restore iSCSI LUN, and Create iSCSI LUN Snapshot on QNAP Turbo NAS? QNAP Turbo NAS supports multiple iSCSI targets and logical unit numbers (LUN) for storage expansion and backup destination of the servers on an IP-SAN. In this document, users will learn how to back up and restore an iSCSI LUN, create an iSCSI LUN snapshot on the Turbo NAS, and how to manage LUN backup by using a command line. Note that the LUN backup, restore, and snapshot features are only supported by a Turbo NAS running firmware v3.5.0 or above.Quick Links:  HYPERLINK /i/en/trade_teach/con_show.php?op=showonecid=28 \l _01 Back up an iSCSI LUN  HYPERLINK /i/en/trade_teach/con_show.php?op=showonecid=28 \l _02 Restore an iSCSI LUN  HYPERLINK /i/en/trade_teach/con_show.php?op=showonecid=28 \l _03 Create an iSCSI LUN Snapshot  HYPERLINK /i/en/trade_teach/con_show.php?op=showonecid=28 \l _04 Manage LUN Backup/Restore/Snapshot by Command Line Back up an iSCSI LUN Before backing up an iSCSI LUN, make sure at least one iSCSI LUN has been created on the Turbo NAS. To create iSCSI targets and LUNs, go to “iSCSI” “iSCSI Storage”. 1. Go to “iSCSI” “LUN Backup” and click “Create a new job”. 2. Select “Back up an iSCSI LUN” and click “Next”. 3. Select the source LUN for backup. If an online LUN is selected, the Turbo NAS will automatically create a point-in-time snapshot for the LUN. Note that the LUN backup feature supports both file-based and block-level LUNs on a Turbo NAS running firmware v4.1.2 or above.4. Specify the destination where the LUN will be backed up to. The Turbo NAS supports LUN backup to a Linux share (NFS), a Windows share (CIFS/SMB), and a local folder on the Turbo NAS. Click “Test” to confirm that the settings are correct before clicking “Next”. 5. Enter a name for the backup LUN image or use the one generated by the Turbo NAS. Select the subfolder where the image file will be stored. Select whether to use compression* or not before clicking “Next”. *Use