, and then type cluadmin to start Cluster Administrator and connect to the local instance.

In the left pane, expand the Groups node and select the group you want to update.

In the right pane, right-click the SQL IP address 1 (failover cluster instance name) and select Properties.

Click the parameters tab, and then update the IP address of SQL IP address 1(SQL Server name) in the address field.

Click Apply to make changes. The following warning dialog box may be displayed:

"Cluster Administrator Standard Extension: An error occurred while setting the properties: the properties have been saved, but all changes will not take effect until the next time the resource comes online. Error ID: 5024 (0000 13a0), "Click OK to clear the cluster manager standard extension.

Dialog box, you will return to Cluster Administrator. To take resources offline and then back online, use the following steps.

In the right pane, right-click the SQL IP address 1 (failover cluster instance name) and select Offline.

. You will see the status of SQL IP address 1 (failover cluster instance name), SQL network name (failover cluster instance name) and SQL Server change from online to offline pending, and then to offline.

Please note that it may take 30 minutes or more to propagate IP changes throughout the enterprise network. You should try to bring the SQL IP address 1 (failover cluster instance name) and the SQL network name (failover cluster instance name) online, then try to ping the failover cluster instance name and wait for DNS to resolve it to a new IP address.

In the right pane, right-click SQL Server and select Online.

. You will see that the status of SQL IP address 1 (failover cluster instance name), SQL network name (failover cluster instance name) and SQL Server changes from offline to online pending, and then online.

Close Cluster Administrator.