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Installing or Replacing Server Components
Booting a Cisco FlexFlash Virtual Drive
When you want to access the Cisco SCU or Cisco HUU software, you boot its VD with a one-time boot
option. When you want to boot the hypervisor (HV) VD, you boot it with a permanent boot order
selection. This section includes the following topics:
•
•
Booting the Cisco SCU or Cisco HUU Software VDs
You can access the preinstalled Cisco SCU or Cisco HUU software bundles on a Cisco FlexFlash drive
by booting their respective VDs with a one-time boot option:
To boot the VD, follow these steps:
Enable the SCU or HUU VD.
Step 1
See
In the CIMC GUI interface, navigate through the tabs to Server > BIOS.
Step 2
Click Configure Boot Override Priority.
Step 3
The Boot Override Priority dialog opens.
Step 4
From the drop-down list, choose SCU or HUU, and then click OK.
Step 5
Reboot the server.
The server boots the selected VD.
Note
Booting the Hypervisor VD
You can boot the hypervisor (HV) VD with a more permanent boot selection. To change the boot order
one time, use the procedure in
To permanently set the boot order for an HV VD, follow these steps:
Boot the server and watch for the prompt to press F2 to open the BIOS Setup utility.
Step 1
Step 2
When prompted, press F2 to open the BIOS Setup utility.
Step 3
Navigate to the Boot Options tab.
Step 4
Use the Boot Options screen to set the HV VD to your desired boot order for the server.
Cisco UCS C420 Server Installation and Service Guide
3-40
Booting the Cisco SCU or Cisco HUU Software VDs, page 3-40
Booting the Hypervisor VD, page 3-40
Enabling a Cisco FlexFlash Virtual Drive, page
This is a one-time boot option. After running Cisco SCU or Cisco HUU, the server returns to its
previously configured boot path.
3-39.
Booting the Cisco SCU or Cisco HUU Software VDs, page
Chapter 3
Maintaining the Server
3-40.
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