opsi Version 3.3.1 - opsi Download - uib
opsi Version 3.3.1 - opsi Download - uib
opsi Version 3.3.1 - opsi Download - uib
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11. Overview: A PC boots from the network<br />
11. Overview: A PC boots from the network<br />
Depot-server<br />
from hosts,<br />
dhcpd.conf<br />
Linux-BootImage<br />
from hosts,<br />
dhcpd.conf<br />
from <strong>opsi</strong>-config-file<br />
Figure 27: Flowchart for a 'regular' PXE-boot without re-installation, but with the start of<br />
the <strong>opsi</strong> preLoginLoader<br />
Again the first action is the bootprom sending its DHCP-request to the network.<br />
In case of a boot without an OS (re)installation the bootimage cannot get a PC-specific<br />
'01-'-file, instead the default file is loaded and initiates a local boot. During the<br />
startup of the OS, the OS will again request an IP and the usual network configuration<br />
information from the DHCP-server.<br />
dhcp-request<br />
TFTP-request<br />
for bootfile<br />
dhcp-request<br />
smb-request:<br />
path /opt/pcbin/...<br />
mounting<br />
/opt/pcbin/...<br />
125<br />
PC/Client network-boot<br />
PXE-Bootprom active<br />
PC gets IP, server and<br />
bootfilename<br />
defaut = hdboot:<br />
starting Win2k<br />
PC gets IP...<br />
Service prelogin.exe<br />
starts pcptch.exe<br />
Winst (installation?)<br />
User is allowed to login.
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