You can install Red Hat Enterprise Linux from the ISO images stored on hard disk, or from a network using NFS, FTP, HTTP, or HTTPS methods. Experienced users frequently use one of these methods because it is often faster to read data from a hard disk or network server than from a DVD.
The following table summarizes the different boot methods and recommended installation methods to use with each:
Table 7.1. Boot methods and installation sources
| Boot method || Installation source |
| Installation DVD || DVD, network, or hard disk |
| Installation USB flash drive || Installation DVD, network, or hard disk |
| Minimal boot CD or USB, rescue CD || Network or hard disk |