Install linux on the network

Install linux on the network

1. Install tftp-server ftp hdcp on another server

Yum install tftp-server vsftpd dhcp-y

During installation, the dependency is automatically checked and the xinetd (super daemon) is automatically installed.

2. Configure xinetd

Vim/etc/xinetd. d/tftp open the tftp configuration file and you can see that the default disable is Yes to change it to no. There are two ways: directly edit the file or

Exit first, chkconfig tftp off

Iii. mounting an iso Image

Umount/media/RHEL_6.4 \ x86_64 \ Disc \ 1/the CD image is mounted to/media by default.

Cd/var/ftp/pub/

Mkdir dvd

Mount/dev/cdrom/var/ftp/pub/dvd

4. Extract the subsystem required for installing the system from the iso Image

Cd/var/ftp/pub/dvd to iso

Cd isolinux

Cp initrd. img vesamenu. c32 vmlinuz isolinux. cfg splash.jpg/var/lib/tftpboot/copy these files to/var/lib/tftpboot/

Cd/var/lib/tftpboot/

Mkdir pxelinux. cfg

Cp isolinux. cfg pxelinux. cfg/default

Rm-rf isolinux. cfg

Install syslinux:

Configure the yum Library first:

Vim/etc/yum. repos. d/dvd. repo

File Content:

[DVD]
Name = DVD
Baseurl = file: // var/ftp/pub/dvd
Gpgcheck = 0

Yum clean all clear yum Library

Yum install syslinux-y

Cp/usr/share/syslinux/pxelinux.0/var/lib/tftpboot/cp the small image to the tftpboot directory

Preparations for installing linux are complete.

5. Configure dhcp

Vim/etc/dhcp/dhcpd. conf

File Content:

Option domain-name "example.com ";
Default-lease-time 600;
Max-lease-time 7200;

Log-facility local7;

Subnet 192.168.4.0 netmask 255.255.255.0 {

Range 192.168.4.30 192.168.4.50;

Filename "pxelinux.0"; # file to be uploaded
Next-server 192.168.4.103; # enter the local address for the next server.
}

# Note that the CIDR Block 192.168.4.0 must be in the same CIDR block as your server (Local Machine ).

/Etc/init. d/dhcpd restart start dhcp Service

6. enable the Service to close the Firewall

Service xinetd start

Iptable-F

Setenforce 0

7. Create an empty Virtual Machine and enable it

Select bridge !!

Normally, you can see the dhcp allocation address tftp transfer file and then you can see the installation interface.

8. Automatic Installation through the response File

Yum install system-config-kickstart.noarch-y install system-config-kickstart.noarch

System-config-kickstart

Note:

Select ftp configuration address for installlation source in installation method: ftp: // 192.168.4.103 # ftp server address (Local Machine)

Directory: pub/dvd

Click save to desktop.

Cd ~

Cpdesktop/ks. cfg/var/ftp/pub/

Vim/var/lib/tftpboot/pxelinux. cfg/default

Add:

Ks = ftp: // 192.168.4.103/pub/ks. cfg

Save and exit

9. enable the new virtual machine and select the first installation phase to start automatic installation.