DOCUMENT:Q267548 25-APR-2002 [winnt] TITLE :Cluster IP Resource Fails After Network Change PRODUCT :Microsoft Windows NT PROD/VER::2000,4.0 OPER/SYS: KEYWORDS:kberrmsg kbtool ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Windows NT Server, Enterprise Edition version 4.0 - Microsoft Windows 2000 Advanced Server ------------------------------------------------------------------------------- SYMPTOMS ======== When you attempt to start Cluster Administrator, you may receive the following error message: An error occurred trying to open the cluster at . The RPC Server is unavailable Error ID: 1722 (000006ba) Also, the following errors may appear in the cluster node System Event Log: Event ID: 1069 Source: ClusSvc Description: Cluster resource 'Cluster IP Address' failed. Event ID: 1048 Source: ClusSvc Description: Cluster IP Address resource cannot be brought online because the adapter name parameter is invalid. Please check your network configuration. CAUSE ===== This issue can occur if you have replaced your network adapter, or have changed the IP address of your public network adapter. RESOLUTION ========== To resolve this issue: NOTE: The following steps must be performed from one of the cluster nodes. These steps will not work from a computer that is not a member of the cluster. 1. Click Start, and then click Run. 2. In the Open box, type "cluadmin /noreconnect" (without the quotation marks), and then press ENTER. 3. When you receive the prompt for the cluster name, enter a period "." (without the quotes), and then click Open. 4. Under the Groups item, click Cluster Group. 5. In the right-side pane, double-click Cluster IP Address. 6. Click the Parameters tab. 7. In the Network box, choose the name of your Public network adapter, for example, "Public(1)", and then click OK. 8. Repeat steps 5-7 for any other virtual IP Address resources that are not working in all of the groups on your cluster. 9. Right-click the Cluster Group, and then click Bring Online. Repeat this step for all groups. Another solution to this issue is: 1. Click Start, and then click Run. 2. In the Open box, type "cluadmin" (without the quotation marks), and then press ENTER. 3. When you are prompted to start the Cluster Service, click No. 4. Click File|Open. 5. Enter a period "." (without the quotation marks) in the Network textbox. 6. Under the Groups item, click Cluster Group. 7. In the right-side pane, double-click Cluster IP Address. 8. Click the Parameters tab. 9. In the Network box, choose the name of your Public network adapter, for example, "Public(1)", and then click OK. 10. Repeat steps 7-9 for any other virtual IP Address resources that are not working, and then continue to the next step. 11. Right-click the Cluster Group, and then click Bring Online. Repeat this step for all groups. MORE INFORMATION ================ When the IP address for the public network adapter is changed, or the network card is replaced, the network adapter is detected as a new network. When this change occurs, IP Address resources in Cluster Administrator are not automatically associated with the new network adapter. REFERENCES ========== For additional information about how to change the IP address of network adapters in Cluster Server, click the article number below to view the article in the Microsoft Knowledge Base: Q230356 Changing the IP Address of Network Adapters in Cluster Server Additional query words: MSCS W2000MSCS NIC ====================================================================== Keywords : kberrmsg kbtool Technology : kbWinNTsearch kbWinNT400search kbwin2000AdvServ kbwin2000AdvServSearch kbWinNTSsearch kbWinNTSEntSearch kbWinNTSEnt400 kbWinNTS400search kbwin2000Search kbWinAdvServSearch Version : :2000,4.0 Issue type : kbprb ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 2002.