This article assumes that there are two nodes named A and B.
NoteFor more information about clustered Microsoft SQL Server installations, click the following article number to view the article in the Microsoft Knowledge Base:
- Change the IP address of the network adapter on node A. This may require the computer to be rebooted. If you are prompted to restart the computer, do so.
- Start Cluster Administrator and open a connection to the cluster. To administer the cluster, you need to open a connection to "." (without quotation marks) in Cluster Administrator when you are prompted to do so. You must perform this process on one of the nodes in the cluster. If you do this remotely, it may be possible to open a connection to the name of the node itself. During this process, Cluster Administrator may respond with the following error message:A connection to the cluster atThis occurs because Cluster Administrator attempts to connect to the last cluster it administered.
cluster name could not be opened. This may be caused by the Cluster Service on node cluster name not being started. Would you like Cluster Administrator to attempt to start the Cluster Service on node cluster name?
- Double-click the IP Address resource to open its properties.
- On the Parameters tab in the IP Address resource properties, make sure that the
Network to Use box contains the new network as the network to use.
- Fail all groups over to the functional node A.
- Change the IP addresses for the network adapters in node B.
- Reboot the computer.
- When both nodes agree on the subnets, the old networks disappear and the new networks are created.
- You can rename the networks at this time.
Article ID: 230356 - Last Review: Oct 15, 2009 - Revision: 1