Novell ZENWORKS LINUX MANAGEMENT 7.2 IR2 - ADMINISTRATION GUIDE 09-25-2008 Administration Manual page 335

2. Nvlnbp.sys requests the Preboot Services Menu configuration from the Data Model via the
novell-zmgprebootpolicy daemon.
3. The novell-zmgprebootpolicy daemon returns the Preboot Services Menu configuration. In this
case, the menu described in pxemenu.txt is displayed when a user presses the hot key.
Phase 4
Phase 4 of the Preboot Services Process
Figure 28-6
novell-pbserv
Imaging
Server
novell-zmgprebootpolicy
novell-tftp
novell-proxydhcp
Processes:
1. Assuming no Preboot Services Menu is displayed, the device asks the Data Model (via novell-
zmgprebootpolicy) if any work is assigned.
2. Assuming work is assigned, the novell-zmgprebootpolicy daemon responds with the name of
the configuration file to use in performing the preboot work (z_auto.cfg in this example).
Phase 5
Phase 5 of the Preboot Services Process
Figure 28-7
Imaging
Server
novell-pbserv
novell-zmgprebootpolicy
novell-tftp
novell-proxydhcp
Processes:
1. The PXE device requests pxelinux.0 from the TFTP server.
2. The TFTP server sends pxelinux.0 to the device.
Data
Model
Preboot work
to do?
2
1
nvlnbp.sys
PXE BIOS
Yes: z_auto.cfg
Data
Model
1
nvlnbp.sys
PXE BIOS
2
pxelinux.0
Understanding Preboot Services in ZENworks Linux Management 335
PXE Device
PXE Device