HPE Integrated Lights-Out 4 (iLO 4) - How to Reset iLO Management

HPE Integrated Lights-Out 4 (iLO 4) - How to Reset iLO Management Processor and iLO Password?

Environment

• HPE Integrated Lights-Out 4

Issue

• Reset iLO
• iLO Reset
• Reset iLO Password
• Reset iLO Management
• Processor

Cause

• iLO is not responding.
• Forgot iLO password.
• User is unable to browse through iLO
• iLO takes too long to respond.
• iLO doesn't respond to SSH.

Resolution

Resetting iLO 4

1. Click Reset button on the iLO Diagnostics page of the iLO 4 browser interface.

2. Click Reset/Submit button on the iLO Network Settings page(s) of the iLO 4 browser interface.

3. Select the Reset iLO 4 option on the HP System Management homepage under the iLO section.

4. In the case of a c-Class Blade Server, use the command "Reset server x" where x represents the Bay number where the server Blade is located. This command should be run by logging into OA CLI mode.

5. When an iLO Firmware update is completed and server is rebooted the iLO is reset.

6. To reset iLO 4, user must power down the server and disconnect the power to power supplies completely. Wait for 1 minute and plug the power back.

7. HPONCFG To reset iLO 4 using HPONCFG from the operating system level:

For Windows based servers, iLO Management Interface Driver must be loaded on the server.

For Linux based servers, iLO Management interface driver (hpilo) must be loaded on the server and the health driver package (hp-health rpm) must be installed.

HPONCFG install automatically when the ProLiant Support Pack is installed.

To install HPONCFG as a seperate package:

Note: To download HPONCFG for older version of OS, please check the Revision History for older versions.

To execute HPONCFG in Linux or VMware OS, go to its Console/CLI mode.

To execute HPONCFG in Windows OS, go to its Command Prompt and use the path where the utility is installed for example

C:\Program Files\HP\hponcfg.

Alternately it will be available under Start -> HP System Tools -> HP Lights-Out Online Configuration Utility. Execute the program and under Summary click Reset iLO.

A) Offline method using iLO 4 Security Override Switch:

The iLO 4 Security Override Switch allows the administrator full access to the iLO 4 processor.

Consequences of setting the Security Override Switch include:

• All security authorization checks are disabled while the switch is set.
• A warning message appears on iLO 4 browser pages indicating that the iLO 4 Security Override Switch is currently in use.
• An iLO 4 log entry records the use of the iLO 4 Security Override Switch.
• An SNMP alert can also be sent upon setting or clearing the iLO 4 Security Override Switch.

To set the iLO 4 Security Override Switch:

1. Power off the server.
2. Set the switch.
3. Power on the server.

Reverse the procedure to clear the iLO 4 Security Override Switch.

Depending on the server, the iLO 4 Security Override Switch might be a single jumper or a specific switch position on a dip switch panel.

NOTE: The iLO 4 Security Override Switch is located inside the server and cannot be accessed without opening the server enclosure.

NOTE: Security override switch is S1 on "System Maintenance Switch". Refer the respective server's service maintenance guide or check the access panel for location.

B) Online method using Remote Insight Board Command Language (RIBCL):

Refer to “Reset administrator password example” and “Change password example” from HP iLO 4 Scripting and Command Line Guide.

 Click here to access for the iLO 4 Scripting and Command Line Guide.