D-Link xStack Storage DSN-4000 Series, Software User'S Manual

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64 Chapter 4 Managing Volumes
Figure 4-34. Security Tab for a Volume
3. Check Require CHAP Logon Authentication .
4. In the CHAP Secret field, enter the case-sensitive password that will be used by the
target to authenticate an initiator. Then re-enter the same password in the Confirm
CHAP Secret field. The CHAP secret must be from 12 to 16 characters long. For security,
each typed character appears as a bullet (●).
5. Click Apply .
4.4.4.2 Changing the CHAP Secret
To change the CHAP secret:
1. In the Volume View, click the volume in the Main Display whose CHAP secret you want to
change.
2. Click the Security tab.
The options in Figure 4-34 appear.
3. Delete the entry in the CHAP Secret field and enter a new case-sensitive password that
will be used by the target to authenticate an initiator. Then repeat this step in the
Confirm CHAP Secret field. The CHAP secret must be from 12 to 16 characters long. For
security, each typed character appears as a bullet (●).
4. Click Apply .
5. Record your settings in Table C-1.