To format or clear the content of a CD-RW (where the N,N,N dev values can be determinedby first running the command ‘cdrecord –scanbus’)cdrecord dev=N,N,N blank=fastTo burn an existing file.iso to a CD-R/RW:cdrecord dev=N,N,N –dao -pad padsize=150s –immed –data file.iso[Under Red Hat Enterprise Linux 4, use the following:cdrecord dev=/dev/cdwriter driveropts=burnfree –dao –data file.iso]Growisofs1. Determine if growisofs is installed (part of the dvd+rw-tools package):rpm –qa | grep dvd+rw-toolsIf it is not installed:rpm –i dvd+rw-tools.rpmYou may also want to check that the cdrecord and dvdrecord packages are installed.2. After the dvd+rw-tools rpm is installed, a tutorial is available if you point you browser at the file/usr/share/doc/dvd+rw-tools/index.html.NOTE: There is no manual for growisofs because all arguments are passed to mkisofs(8); the fewexpections are covered in the tutorial mentioned aboveTo format new DVD media (assuming your DVD device is /dev/scd0):dvd+rw-format –blank=full /dev/scd0To burn a DVD±RW, DVD±R, or DL DVD+R with, for example, the files in /tmp on the initialsession and add the files in /bin in a later session:growisofs –Z –R /dev/scd0 /tmpgrowisofs –M –R /dev/scd0 /binTo burn an existing iso file, file.iso:growisofs –Z /dev/scd0=file.iso3