NetApp AFF C250 - Page 224

◦ If NVE and NSE are not configured, it’s safe to shut down the impaired controller.
== Verify NVE configuration
Steps
1. Display the key IDs of the authentication keys that are stored on the key management servers:
security key-manager query
◦
If the
Restored column displays yes and all key managers display available, it’s safe to shut
down the impaired controller.
◦
If the
Restored column displays anything other than yes, or if any key manager displays
unavailable, you need to complete some additional steps.
◦ If you see the message This command is not supported when onboard key management is
enabled, you need to complete some other additional steps.
2.
If the
Restored column displayed anything other than yes, or if any key manager displayed
unavailable:
a.
Retrieve and restore all authentication keys and associated key IDs:
security key-manager
restore -address *
If the command fails, contact NetApp Support.
mysupport.netapp.com
b.
Verify that the
Restored column displays yes for all authentication keys and that all key
managers display
available: security key-manager query
c. Shut down the impaired controller.
3. If you saw the message This command is not supported when onboard key management is enabled,
display the keys stored in the onboard key manager:
security key-manager key show
-detail
a.
If the
Restored column displays yes manually back up the onboard key management
information:
▪
Go to advanced privilege mode and enter
y when prompted to continue: set -priv
advanced
▪
Enter the command to display the OKM backup information:
security key-manager
backup show
▪ Copy the contents of the backup information to a separate file or your log file. You’ll need it in
disaster scenarios where you might need to manually recover OKM.
▪
Return to admin mode:
set -priv admin
▪ Shut down the impaired controller.
b.
If the
Restored column displays anything other than yes:
▪
Run the key-manager setup wizard:
security key-manager setup -node
target/impaired node name
Enter the customer’s onboard key management passphrase at the prompt. If
the passphrase cannot be provided, contact
mysupport.netapp.com
222