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CentOS
How to automatically install the operating system on Centos8 based on PXE
How to automatically install the operating system on Centos8 based on PXE
The following tutorial column will introduce to you the automatic installation operation of Centos8 based on PXE System, I hope it will be helpful to friends in need! PXE server configurationInstall related software
dnf install -y httpd tftp-server dhcp-server syslinux-nonlinux
Configure dhcp
vim /etc/dhcp/dhcpd.conf
subnet 192.168.43.0 netmask 255.255.255.0 {
range 192.168.43.100 192.168.43.200;
option routers 192.168.43.2;
option domain-name "xuepeng.com";
option domain-name-servers 180.76.76.76, 114.114.114.114;
next-server 192.168.43.8;
filename "pxelinux.0";
}Start immediately, start the service automatically after booting
systemctl enable --now tftp dhcpd httpd
Prepare related Directory mounting CD
Add three CD-ROMs in advance and put the centos6, 7, and 8 CDs respectively
mkdir -p /var/www/html/Centos/{6,7,8}/os/x86_64
mount /dev/sr0 /var/www/html/Centos/8/os/x86_64/
mount /dev/sr1 /var/www/html/Centos/6/os/x86_64/
mount /dev/sr2 /var/www/html/Centos/7/os/x86_64/Move the ks file to /var/www/html/ksdir
Centos6, 7, 8 ks.cfg
mkdir /var/www/html/ksdir
mv ks{6,7,8}.cfg /var/www/html/ksdirPrepare to start the related files in the /var/lib/tftpboot directory
initre.img, vmlinuz from the CDmenu.c32, pxelinux.0 from syslinux-nonlinux package
- ldlinux.c32, libcom32.c32, libutil.c32 from centos8 CD
- pxelinux.cfg Directory created by yourself
/var/lib/tftpboot/pxelinux.cfg/default file content
pxe client configurationdefault menu.c32 timeout 600 menu title PXE Auto Install Centos label mini 6 menu label ^Install CentOS Mini ^6 kernel Centos6/vmlinuz append initrd=Centos6/initrd.img ks=http://192.168.43.8/ksdir/ks6.cfg label mini 7 menu label ^Install CentOS Mini ^7 kernel Centos7/vmlinuz append initrd=Centos7/initrd.img ks=http://192.168.43.8/ksdir/ks7.cfg label mini 8 menu label ^Install CentOS Mini ^8 kernel Centos8/vmlinuz append initrd=Centos8/initrd.img ks=http://192.168.43.8/ksdir/ks8.cfg label manual menu label ^Manual Install Centos Linux 8 kernel Centos8/vmlinuz append initrd=Centos8/initrd.img inst.repo=http://192.168.43.8/Centos/8/os/x86_64 label rescue menu label ^Rescue a CentOS Linux system 8 kernel Centos8/vmlinuz append initrd=Centos8/initrd.img ks=http://192.168.43.8/ksdir/ks8.cfg rescue quiet label rescue menu label ^Rescue a CentOS Linux system 7 kernel Centos7/vmlinuz append initrd=Centos7/initrd.img ks=http://192.168.43.8/ksdir/ks7.cfg rescue quiet label rescue menu label ^Rescue a CentOS Linux system 6 kernel Centos6/vmlinuz append initrd=Centos6/initrd.img ks=http://192.168.43.8/ksdir/ks6.cfg rescue quiet label local menu default menu label Boot from ^local drive localboot 0xffff
Copy after loginOpen a new one The virtual machine starts from the network card
The system automatically installs the software package Enters the systemThe above is the detailed content of How to automatically install the operating system on Centos8 based on PXE. For more information, please follow other related articles on the PHP Chinese website!
Enters the system
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