The procedure to change the iSCSI IP address when using Storage Cluster for iSCSI connection environments varies depending on the target box and the status of the iSCSI IP address setting in both boxes before and after the change.
Box for Changing iSCSI IP Address | Status of iSCSI IP Address Both Boxes Before Change | Status of iSCSI IP Address Both Boxes After Change | Required Additional Work for Changing iSCSI IP Address |
|---|---|---|---|
Both boxes | Matched | Matches | Work 1 |
Does not match | Work 1 and Work 2 | ||
Mismatched | Matches | Work 1 | |
Does not match | Work 1 and Work 2 | ||
Primary Storage only | Matched | Does not match | Work 1 |
Mismatched | Matches | Work 1 | |
Does not match | Work 1 | ||
Secondary Storage only | Matched | Does not match | Work 2 |
Mismatched | Matches | None | |
Does not match | Work 2 |
Work 1 and Work 2 listed in the above table are as follows. When both are required, perform in the order of Work 1 and then Work 2.
Check whether the business server recognizes the post-change iSCSI IP address on the Primary Storage.
If it is not recognized, make the business server recognize the iSCSI IP address of the Primary Storage after the change.
Take the following steps:
Refer to "9.4.2.6 Manual Failover/Failback" to perform a Manual Failover.
Make the business server recognize the iSCSI IP address of the Secondary Storage after the change.
Refer to "9.4.2.6 Manual Failover/Failback" to perform a Manual Failback.
See
Refer to "Change FC/iSCSI/SAS Port Settings" in the Web Console Guide for information on how to change the iSCSI IP address of CA ports.
