Administrator Guide

Modify CHAP Settings for a Server in an iSCSI Fault Domain
Modify CHAP settings for a server to change one or more shared secrets for the server.
About this task
NOTE: Changing CHAP settings will cause existing iSCSI connections between SAN systems using the selected fault domain to
be lost. You will need to use the Congure iSCSI Connection wizard to reestablish the lost connections after changing CHAP
settings.
Steps
1 If the Storage Manager Client is connected to a Data Collector, select a Storage Center from the Storage view.
2 Click the Storage tab.
3 In the Storage tab navigation pane, expand Fault Domains, then expand iSCSI and click the fault domain.
4 In the right pane, click Congure CHAP.
The Congure CHAP dialog box opens.
5 In the Remote CHAP Conguration table, select a CHAP conguration, then click Edit.
The Edit Remote CHAP Initiator dialog box opens.
6 Modify the options as needed, then click OK.
The Edit Remote CHAP Initiator dialog box closes.
7 Click OK.
Remove CHAP Settings for a Server in an iSCSI Fault Domain
Remove CHAP settings for a server to prevent it from targeting the Storage Center while CHAP is enabled for the fault domain.
1 If the Storage Manager Client is connected to a Data Collector, select a Storage Center from the Storage view.
2 Click the Storage tab.
3 In the Storage tab navigation pane, expand Fault Domains, then expand iSCSI and click the fault domain.
4 In the right pane, click Congure CHAP.
The Congure CHAP dialog box opens.
5 In the Remote CHAP Conguration table, select a CHAP conguration, then click Remove.
The CHAP conguration is removed from the table.
6 Click OK.
Enable Bidirectional CHAP for iSCSI Replication in a Fault Domain
When bidirectional CHAP is enabled for iSCSI replication, the source Storage Center (initiator) challenges the destination Storage Center
(target) for a shared secret.
Prerequisite
CHAP must be enabled for the fault domain.
Steps
1 If the Storage Manager Client is connected to a Data Collector, select a Storage Center from the Storage view.
2 Click the Storage tab.
3 In the Storage tab navigation pane, expand Fault Domains, then expand iSCSI and click the fault domain.
4 In the right pane, click Congure CHAP.
The Congure CHAP dialog box opens.
5 Type a shared secret in the Bidirectional CHAP Secret eld.
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Storage Center Maintenance