ADLINK MXE-5300 Series - Manual (Page 61)

BIOS Settings 51
MXE-5300
5.2.3 Onboard Device Configuration
Intel 82579LM LAN
Enables/disables onboard Intel 82579LM (built-in PCH) LAN
controller.
Launch Intel 82579LM LAN PXE OpROM
Enables or disables execution of LAN boot-rom to add
boot option for legacy network devices.
Intel 82574 LAN
Enables/disables onboard Intel 82574 LAN controller.
Launch Intel 82574 LAN PXE OpROM
Enables or disables execution of LAN boot-rom to add
boot option for legacy network devices.
RealTek 8111C LAN #1 (Appear on MXE5300 only)
Enables/disables onboard RealTek 8111C LAN controller.