http://blog.csdn.net/liuy5277/article/details/6667587
The Preboot eXecution Environment (PXE, also known as Pre-Execution Environment; sometimes pronounced "pixie") is an environment to boot computers using a network interface independently of data storage devices (like hard disks) or installed operating systems.
Server OS: Centos5.6 i386
hostname: linuxdba
ip: 192.168.1.17
netmask: 255.255.255.0
gateway: 192.168.1.1
DNS: 8.8.8.8
Prepare to install the Centos 6.0
Download site: http://mirrors.163.com/centos /6.0/isos/i386/CentOS-6.0-i386-bin-DVD.iso
1. DHCP
linuxdba -->yum install dhcp
linuxdba -->vi /etc/dhcpd.conf
ddns-update-style interim;
ignore client-updates;
subnet 192.168.1.0 netmask 255.255.255.0 {
option routers 192.168.1.1;
option subnet-mask 255.255.255.0;
option domain-name-servers 8.8.8.8;
option time-offset -18000; # Eastern Standard Time
filename "/pxelinux.0 ";
next-server 192.168.1.17;
range dynamic-bootp 192.168.1.100 192.168.1.200;
default-lease-time 21600;
max-lease-time 43200;
}
linuxdba -->chkconfig dhcpd on
linuxdba -->service dhcpd start
2. tftp
linuxdba -->yum install tftp-server
linuxdba -->vi /etc/xinetd.d/tftp
service tftp
{
socket_type = dgram
protocol = udp
wait = yes
user = root
server = /usr/sbin/in.tftpd
server_args = -s /tftpboot disable = no per_source = 11 cps = 100 2 flags = IPv4 }
linuxdba -->service xinetd restart
linuxdba -->chkconfig xinetd on
3. http
linuxdba -->yum install http
linuxdba -->mkdir /var/www/html/iso
linuxdba -->mount -o loop /virtual/CentOS-6.0-i386-bin-DVD.iso /var/www/html/iso /
linuxdba -->cp /usr/lib/syslinux/pxelinux.0 /tftpboot/
linuxdba -->cp /var/www/html/iso/images/pxeboot/initrd.img /tftpboot/
linuxdba -->cp /var /www/html/iso/images/pxeboot/vmlinuz /tftpboot/
linuxdba -->mkdir /tftpboot/pxelinux.cfg
linuxdba -->vi /tftpboot/pxelinux.cfg/default
default centos
#prompt 1
timeout 15
display boot.msg
label centos
menu label ^Install or upgrade an existing system
menu default
kernel vmlinuz
append initrd=initrd.img ks=http://192.168.1.17/ks.cfg
linuxdba -->chmod 777 /tftpboot/pxelinux.cfg/default
4. ks.cfg
linuxdba -->vi /var/www/html/ks.cfg # Kickstart file automatically generated by anaconda.
#version=RHEL6
install
#cdrom
url --url=http://192.168.1.17/iso
lang en_US.UTF-8
keyboard us
rootpw --iscrypted $6$YHg0M9ey56UIjzUx$tm9tayFqF6xfSyfzSTJqk/iLAhqlXIFBXz2IMg2mipHT2RH5DJN3cnoMHf43GKPxKX1H0GsACg5ACG/gbZShw1
firewall --disabled
selinux --disabled
firstboot --disable
timezone Asia/Chongqing
bootloader --location=mbr --driveorder=sda --append="crashkernel=auto rhgb quiet"
# The following is the partition information you requested
# Note that any partitions you deleted are not expressed
# here so unless you clear all partitions first, this is
# not guaranteed to work
#clearpart --none --drives=sda
clearpart --all --initlabel
part /boot --fstype=ext4 --size=300
part / -- fstype=ext4 --grow --asprimary --size=200
part swap --size=1800
reboot
#repo --name="centos" --baseurl=file:///mnt/source --cost=100
%packages
@base
@core
@basic-desktop
@desktop-platform
@desktop-platform-devel
@internet-applications
@internet-browser
@legacy-x
@nfs-file-server
@network-tools
@php
@server-policy
@system -admin-tools
@tex
@web-server
@system-management-wbem
@x11
mtools
sgpio
desktop-file-utils
libXmu
crypto-utils
tog-pegasus
%end
linuxdba -->chmod 777 /var/www/html/ks.cfg
5. Start your target machine from network, the installtion will start automatically.
Notes:
Reference page:
1.http://spazzzz.blog.51cto.com/2707720/613598
2.http://en.wikipedia.org/wiki/Preboot_Execution_Environment
Any doubt, pls contect linuxdba@qq.com
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