Supermicro H12SSL Series User Manual page 73

CPU SLOT4 PCI-E 4.0 X8 Bifurcation
This setting selects the bifurcation configuration for this particular PCIe slot. The options
include Auto, and x4x4.
CPU SLOT5 PCI-E 4.0 X16 Bifurcation
This setting selects the bifurcation configuration for this particular PCIe slot. The options
include Auto, x16, x8x8, x4x4x8, and x4x4x4x4.
CPU SLOT6 PCI-E 4.0 X16 Bifurcation
This setting selects the bifurcation configuration for this particular PCIe slot. The options
include Auto, x16, x8x8, x4x4x8, and x4x4x4x4.
CPU SLOT7 PCI-E 4.0 X16 Bifurcation
This setting selects the bifurcation configuration for this particular PCIe slot. The options
include Auto, x16, x8x8, x4x4x8, and x4x4x4x4.
JNVMe0/SATA 0-7
This setting selects NVMe or SATA engine for the hybrid port. When Auto is selected, JCFG1/2
jumper determines the behavior for JNVMe0/1. The options are Auto, NVME, and SATA.
JNVMe1/SATA 8-15
This setting selects NVMe or SATA engine for the hybrid port. When Auto is selected, JCFG1/2
jumper determines the behavior for JNVMe0/1. The options are Auto, NVME, and SATA.
Network Stack Configuration
Network Stack
This setting allows you to Disable or Enable the UEFI Network Stack.
IPv4 PXE Support
This setting allows you to Disable or Enable IPv4 PXE boot support. If disabled, IPv4 PXE
boot support will not be available.
IPv4 HTTP Support
This setting allows you to Disable or Enable IPv4 HTTP boot support. If disabled, IPv4
HTTP boot support will not be available.
IPv6 PXE Support
This setting allows you to Disable or Enable IPv6 PXE boot support. If disabled, IPv6 PXE
boot support will not be available.
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Chapter 4: UEFI BIOS