Quick and simple way of burning an ISO image from the command line in Linux.  First, find your devices with wodim, the use the cdrecord command to burn the ISO image.

$ wodim --devices
wodim: Overview of accessible drives (1 found) :
-------------------------------------------------------------------------
 0  dev='/dev/scd0'	rwrw-- : 'LITE-ON' 'DVDRW LH-20A1P'
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$ cdrecord -v dev='/dev/scd0' Download/archlinux-2009.08-netinstall-i686.iso

Then, you’re done.