Removing the HP NNM Adapter

NOTE:
The following NNM Adapter policies are automatically installed when the NNM Adapter is installed:

• On the HPOM management server system
  • NNM Adapter
  • NNMAdap-FwdAllLogEntries
• On the NNM server system
  • NNM-SNMP-NonNorm
  • NNMAdap-FwdAllLogEntries

If you have deployed these NNM Adapter policies on managed nodes, remove them form the managed nodes first before removing the NNM Adapter.

For more information about removing policies from a node, see the section Remove policy from node.

Non-Cluster Installations

Remove the HP NNM Adapter using one of the following methods:

• Use the Windows Add/Remove Programs dialog box:
  1. From the Windows Control Panel, open Add/Remove Programs.
  2. Select the entry for HP OpenView Operations NNM Adapter.
  3. Click Remove.
  4. Select Yes in the message box that asks you to confirm the removal and to start the removal process.
• Use the installation wizard:

  1. To start the removal process, select Start All Programs HP HP Operations Manager NNM Adapter. The Welcome page opens.

     Click Next in the Welcome page.

  2. In the Remove the Program page, click Remove.
  3. When the InstallShield Wizard Completed page opens, click Finish to close the wizard.

Cluster Installations

Before being able to remove the HP NNM Adapter from a cluster node, the following prerequisites have to be met:

• The HP NNM Adapter software on the cluster node installed first must be removed last. All other nodes can be handled in any order.
• The node must be the owner of HPOM resource group when removing HP NNM Adapter from the node which was installed first, otherwise it must not be the owner of the HPOM resource group. Use the Microsoft Cluster Administrator to move the group if necessary.

Remove the HP NNM Adapter using one of the following methods:

• Use the Windows Add/Remove Programs dialog box:
  1. From the Windows Control Panel, open Add/Remove Programs.
  2. Select the entry for HP OpenView Operations NNM Adapter.
  3. Click Remove.
  4. Select Yes in the message box that asks you to confirm the removal and to start the removal process.
• Use the installation wizard:

  1. To start the removal process, select Start All Programs HP HP Operations Manager NNM Adapter. The Welcome page opens.

     Click Next in the Welcome page.

  2. In the Remove the Program page, click Remove.
  3. When the InstallShield Wizard Completed page opens, click Finish to close the wizard.

NOTE:
HP NNM Adapter components are removed from the NNM server only when the HP NNM Adapter is removed from the last node (the node on which HP NNM Adapter was installed first).

The following sections describe the actions that are taken on the NNM server and the HPOM server.

HP Network Node Manager Server

The removal process performs the following tasks on the NNM server:

• NNM deployment package is removed from the NNM server:
  • Registry keys are deleted.
  • Self-registering files are unregistered (COM components).
  • Additional files (COM components, configuration files) are removed.
• SNMP policy is removed from the NNM server.
• Event log policy is removed from the NNM server.

HP Operations Manager for Windows Server

Removing the HP NNM Adapter product performs the following tasks on the HPOM server:

• The HP NNM Managed Nodes node group is cleared and associations between managed nodes and the HP NNM Web Tools are removed. Associations between services hosted on nodes contained in the NNM Managed Nodes group and HP NNM Web Tools are removed.
• Three services are deleted:
  • Network Node Manager (under Services\Applications)
  • NNM Adapter (under Services\Applications)
  • Network Infrastructure (under Services)
• OpenMessage policy is removed from the HP Operations management server.
• Event log policy is removed from the HP Operations management server.
• Self-registering files are unregistered.
• Additional server files are deleted.
• HP NNM Adapter registry entries are removed.

Post-Removal Tasks

To fully clean up the HP Operations and NNM management server systems, complete the following tasks after removing the HP NNM Adapter.

• Restart both systems.
• Remove log files on NNM and HPOM management server systems.

Related Topics:

• HP NNM Adapter Features
• Installation Requirements for HP NNM Adapter
• Installing and Configuring the Web Server on the NNM for Windows System
• Installing the HP NNM Adapter on a Non-Cluster Installation
• Installing the HP NNM Adapter in a Cluster Environment