Installation guide

11.2. Use an Interpreter ..................................................................296
12. Saving the File ..................................................................................296
30. Boot Process, Init, and Shutdown ...............................................................298
1. The Boot Process ...............................................................................298
2. A Detailed Look at the Boot Process ....................................................298
2.1. The BIOS ................................................................................298
2.2. The Boot Loader ......................................................................299
2.3. The Kernel ...............................................................................300
2.4. The /sbin/init Program ..............................................................300
3. Running Additional Programs at Boot Time ...........................................302
4. SysV Init Runlevels .............................................................................302
4.1. Runlevels ................................................................................303
4.2. Runlevel Utilities ......................................................................304
5. Shutting Down ....................................................................................304
31. PXE Network Installations ..........................................................................305
1. Setting up the Network Server .............................................................305
2. PXE Boot Configuration .......................................................................305
2.1. Command Line Configuration ....................................................305
3. Adding PXE Hosts ..............................................................................306
3.1. Command Line Configuration ....................................................307
4. TFTPD ...............................................................................................307
4.1. Starting the tftp Server ..............................................................307
5. Configuring the DHCP Server ..............................................................308
6. Adding a Custom Boot Message ..........................................................308
7. Performing the PXE Installation ............................................................308
Red Hat Enterprise Linux 5.0.0
xi