In this post, i will guide you on how to create the bootable USB drive for CentOS/RHEL. This will useful when a computers do not have optical drives (CD/DVD). There are several way to create bootable USB for CentOS/RHEL installation disk. My favourite software for this purpose is ISO2USB. ISO2USB is a opensource software that enable us to create bootable USB drives easily with a few steps only. The current version can runs on Windows XP/Vista platform. You can test it on windows 7 as well.
1. Download the software here
2. After download just double click the iso2usb software.
3. Select Disk Image of ISO.
4. Select the correct USB drive letter.
5. Click OK