Supermicro H11SSL-I/C/NC User Manual page 120

H11SSL Motherboard Series Motherboard User's Manual
 UEFI Application Boot Priorities
This feature allows the user to specify which UEFI devices are boot devices.
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UEFI Boot Order #1

NETWORK Drive BBS Priorities
This feature allows the user to specify which UEFI network drive devices are boot devices.
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