Red Hat ENTERPRISE LINUX 5 - VIRTUAL SERVER ADMINISTRATION, Installation Manual

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Chapter 34. PXE Network Installations
364
•
Serial Console
— This option allows use of a serial console.
•
Kickstart File
— The location of a kickstart file to use, such as
http://server.example.com/
kickstart/ks.cfg
. This file can be created with the
Kickstart Configurator
. Refer to
Chapter 32, Kickstart Configurator
for details.
Ignore the
Snapshot name
and
Ethernet
options. They are only used for diskless environments.
34.3.1. Command Line Configuration
If the network server is not running X, the
pxeboot
utility, a part of the
system-config-netboot
package, can be used to add hosts which are allowed to connect to the PXE server:
pxeboot ­­a ­­K <kickstart> ­­O <os-identifier> ­­r <value> <host>
The following list explains the options:
•
-a
— Specifies that a host is to be added.
•
-K <kickstart>
— The location of the kickstart file, if available.
•
-O <os-identifier>
— Specifies the operating system identifier as defined in
Section 34.2,
“PXE Boot Configuration”
.
•
-r <value>
— Specifies the ram disk size.
•
<host>
— Specifies the IP address or hostname of the host to add.
For more information on command line options available for the
pxeboot
command, refer to the
pxeboot
man page.
34.4. TFTPD
34.4.1. Starting the
tftp
Server
On the DHCP server, verify that the
tftp-server
package is installed with the command
rpm -q
tftp-server
. If it is not installed, install it via Red Hat Network or the Red Hat Enterprise Linux CD-
ROMs.
Note
For more information on installing RPM packages, refer to the Package Management
Section of the Red Hat Enterprise Linux Deployment Guide.
tftp
is an xinetd-based service; start it with the following commands:
/sbin/chkconfig ---level 345 xinetd on
/sbin/chkconfig ---level 345 tftp on
These commands configure the
tftp
and
xinetd
services to immediately turn on and also configure
them to start at boot time in runlevels 3, 4, and 5.