How to install Centos 4.5 via PXE boot.

edit /etc/xinet.d/tftp

change the line

disable = no

service xinetd restart

y u m i n s t a l l t f tp -y

to u c h /tftpboot/file.txt

t f t p localhost

g e t file.txt

if succeed.. then you t f t p server is working fine…

now to setup DNS server..

set manual ip for yourself first.

vi /etc/sysconfig/network -scripts/ifcfg-eth0

DEVICE=eth0
BOOTPROTO=none
HWADDR=00:14:22:C6:75:FA
ONBOOT=no
TYPE=Ethernet
USERCTL=yes
IPV6INIT=no
PEERDNS=yes
NETMASK=255.255.255.0
IPADDR=192.168.101.20

vi /etc/dhcpd.conf

add following lines..

ddns-update-style ad-hoc;
subnet 192.168.101.0 netmask 255.255.255.0 {
range 192.168.101.1 192.168.101.19;
filename “linux-install/pxelinux.0”;
}

cd /tftpboot/linux-install

mkdir centos4

cd centos4

wg et http://mars.techsense.com.my/repository/centos4/centos/4/os/i386/images/pxeboot/initrd.img

wg et http://mars.techsense.com.my/repository/centos4/centos/4/os/i386/images/pxeboot/vmlinuz

cd /tftpboot/linux-install/pxelinux.cfg/

touch default

vi default

key in the following.

default centos
timeout 100
prompt 1
display msgs/boot.msg
F1 msgs/boot.msg
F2 msgs/general.msg
F3 msgs/expert.msg
F4 msgs/param.msg
F5 msgs/rescue.msg
F7 msgs/snake.msg

label centos
kernel centos4/vmlinuz
append initrd=centos4/initrd.img ramdisk_size=7000

if succeed..

whenever booting from another machine to use PXE boot.. something like this will appear..
pxe-boot.png

press enter..  and wait.. till something like below appear..

c4-setup.png

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