How to install PXE server in CentOS 7.3

1.      Install CentOS 7.3

2.      Download CentOS 7.3 iso (CentOS-7-x86_64-DVD-1611.iso) to /home/fae/Downloads

3.      Set IP Address as static IP (one for PXE LAN, one for management LAN)

#cd /etc/sysconfig/network-scripts

Edit PXE LAN configuration (enp10s0)

Edit Managament LAN (enp9s0)

4.  #yum install httpd xinetd dhcp syslinux tftp-server

5.      Setup DHCP server

#vi /etc/dhcp/dhcpd.conf

6.      Setup http server

#mount –o loop /home/fae/Downloads/CentOS-7-x86_64-DVD-1611.iso /mnt

7.      Create a directory to store CentOS packages.

#mkdir /var/www/centos7

8.      Copy all files from /mnt to /var/www/centos7

#cp –a /mnt/* /var/www/centos7/

9.      Set proper permissions to this directory

#chmod –R 755 /var/www/centos7

10.  Create PXE server configuration

#vi /etc/httpd/conf.d/pxe.conf

11.  Setup tftp server

12.  Copy all the boot loader files provided by syslinux to /var/lib/tftpboot

#cp –a /usr/share/syslinux/* /var/lib/tftpboot/

13.  Create CentOS 7.3 directory and copy CentOS 7.3 bootable kernel and initrd images to CentOS directory

#mkdir /var/lib/tftpboot/centos7

#cp /mnt/images/pxeboot/vmlinuz /var/lib/tftpboot/centos7

#cp /mnt/images/pxeboot/initrd.img /var/lib/tftpboot/centos7

14.  Create PXE server default configuration

#mkdir /var/lib/tftpboot/pxelinux.cfg

#vi /var/lib/tftpboot/pxelinux.cfg/default

15.  Edit /etc/xinetd.d/tftp, change “disable=yes” to “no”

#vi /etc/xinetd.d/tftp

16.  Start all services

#systemctl enable xinetd

#systemctl enable httpd

#systemctl enable dhcpd

#systemctl restart xinetd

#systemctl restart httpd

#systemstl restart dhcpd

17.  Setup firewall

#firewall-cmd --permanent --add-service=http

#firewall-cmd --permanent --add-service=dhcp

#firewall-cmd --permanent --add-port=69/udp

#firewall-com --permanent --add-port=69/tcp

#firewall-cmd --reload

18.  Use remote client to test PXE server