开机显示Intel UNDI,PXE-2.1(build 082)
Copyright(C) 1997-2000 Intel Corporation
For Realtek RTL8101E/8102E PCI-E Ethernet Controller v1.08(080424)
PXE-E61:Media test failure,check cable.
PXE-MOF:Exiting PXE ROM
No bootable device--insert boot disk and pess any key