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Vserver : Configuration > Protocols > iSCSI : Managing iSCSI : Changing the default iSCSI initiator authentication method
Changing the default iSCSI initiator authentication method
You can change the default iSCSI authentication method, which is the authentication method that is used for any initiator that is not configured with a specific authentication method.
Steps 
1.
From the Home tab, double-click the appropriate storage system.
2.
Expand the Vservers hierarchy in the left navigation pane.
3.
In the navigation pane, select the Vserver and click Configuration > Protocols > iSCSI.
4.
In the Initiator Security tab, click Edit in the Default Security area.
5.
Change the security type.
For CHAP authentication, you must provide the user name and password and confirm your password for inbound settings. For outbound settings, this is optional.
6.
Click OK.
Related reference 
iSCSI window

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