ISCSI Connetion for Machintosh


This section shows you how to use Xtend SAN iSCSI Initiator on Mac OS to add the iSCSI target (QNAP NAS) as an extra partition. Before you start to use the iSCSI target service, make sure you have created an iSCSI target with a LUN on the NAS and installed the correct iSCSI initiator for your OS.


About Xtend SAN iSCSI initiator

ATTO’s Xtend SAN iSCSI Initiator for Mac OS X allows Mac users to utilize and benefit from iSCSI. It is compatible with Mac OS X 10.4.x to 10.6.x. For more information, please visit:


After installing Xtend SAN iSCSI initiator, you can find it in “Applications”.


Click the “Discover Targets” tab, you can either choose “Discover by DNS/IP” or “Discover by iSNS” according to the network topology. In this example, we will use the IP address to discover the iSCSI targets.


Follow the screen instructions and enter the server address, iSCSI target port number (default: 3260), and CHAP information (if applicable). Click “Finish” to retrieve the target list after all the data have been entered correctly.


All the available iSCSI targets on the NAS will be shown. Select the target you would like to connect and click “Add”.


You can configure the connection properties of the selected iSCSI target in the “Setup” tab.


Click the “Status” tab, select the target to connect. Then click “Login” to proceed.


The first time you logon to the iSCSI target, a popup message will be shown to remind you the disk is not initialized. Click “Initialize…” to format the disk. You can also open the “Disk Utilities” application to do the initialization.


You can now use the iSCSI target as an external drive on your Mac.

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