To burn a .iso file to a disc, you can use the
cdrecordcommand under Linux, if you have the cdrecord package installed. E.g.,
cdrecord -v slax-6.1.2.iso. The
-voption, increments the general verbosity level by one. This can be used to display the progress of the writing process.
CDRecord is a command line CD/DVD recording program. Cdrecord is an application for creating audio and data CDs. Cdrecord works with many different brands of CD recorders, fully supports multi-sessions and provides human-readable error messages.