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Change the IP Address of a Failover Cluster Instance

This topic describes how to change the IP address resource in an AlwaysOn Failover Cluster Instance (FCI) by using the Failover Cluster Manager snap-in. The Failover Cluster Manager snap-in is the cluster management application for the Windows Server Failover Clustering (WSFC) service.

Before you begin, review the following SQL Server Books Online topic: Before Installing Failover Clustering.

Security

Permissions

To maintain or update an FCI, you must be a local administrator with permission to logon as a service on all nodes of the FCI.

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To change the IP address resource for an FCI

  1. Open the Failover Cluster Manager snap-in.

  2. Expand the Services and applications node, in the left pane and click on the FCI.

  3. On the right pane, under the Server Name category, right-click the SQL Server Instance, and select Properties option to open the Properties dialog box.

  4. On the General tab, change the IP address resource.

  5. Click OK to close the dialog box.

  6. In the right-hand pane, right-click the SQL IP Address1(failover cluster instance name) and select Take Offline. You will see the SQL IP Address1(failover cluster instance name), SQL Network Name(failover cluster instance name), and SQL Server status change from Online to Offline Pending, and then to Offline.

  7. In the right-hand pane, right-click SQL Server, and then select Bring Online. You will see the SQL IP Address1(failover cluster instance name), SQL Network Name(failover cluster instance name), and SQL Server status change from Offline to Online Pending, and then to Online.

  8. Close the Failover Cluster Manager snap-in.

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