Supermicro SuperServer E300-9A-8CN8 User Manual page 75

Append
Select Yes to add the dbx from the manufacturer's defaults to the existing dbx. Select No
to load the dbx from a file. The options are Yes and No.
Erase
Select Yes to delete the dbx from NVRAM. The options are Yes and No.

Authorized TimeStamps
Set New
Select Yes to load the dbt from the manufacturer's defaults. Select No to load the dbt from
a file. The options are Yes and No.
Append
Select Yes to add the dbt from the manufacturer's defaults list to the existing dbt. Select
No to load the dbt from a file. The options are Yes and No.

OsRecovery Signatures
Set New
Select Yes to load the dbr from the manufacturer's defaults. Select No to load the dbr from
a file. The options are Yes and No.
Append
Select Yes to add the dbr from the manufacturer's defaults list to the existing dbr. Select
No to load the dbr from a file. The options are Yes and No.
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Chapter 5 BIOS