[gPXE] gpxe "boot fail"

[x2active.net Enterprise Solution]

Hi all

I have some problem with gpxe boot with my mainboard
I tested script in vmware it's ok but my real pc cannot

it's show

DHCP (net XX:XX:XX:XX:XX) ... ok
Registered as BIOS drive 0x00
Booting from BIOS drive 0x00
Boot falied
Preserving connection to SAN DISK
Could not boot from iscsi:192.168.x.x::::pc01 Operation cancelled 0xb08080a0

PRESS A KEY TO REBOOT

how to next boot  to CDROM ?

thank you
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