Sometimes, we have a large number of servers to install. In this case, the manual installation will take a lot of time to perform a repetitive task. To solve this problem, there is the automation installation, or what we call the network boot.
For this, we need a machine equipped with a DHCP server and a TFTP server that will provide us the services and configuration files that we need for the system to be installed.
The client computer (our future server) will boot its network interface in the PXE (Preboot Execution Environment) mode. Then, the DHCP present on the network will send it the
pxelinux.0 file; this will be explained later. Thus, the client computer accesses the
pxelinux.cfg configuration file ...