$ cdrecord -v -eject -pad speed=12 dev=0,0,0 driveropts=burnproof
audio:
$ cdrecord -v -dummy speed=12 dev=0,1,0 -audio -swab -eject

iso:
$ cdrecord -v -dummy -eject -pad speed=12 dev=0,1,0

data files:
$ mkisofs -a -f -R -r -l -J -VVolumeName Pape/=~/Jattends/Ma/Soeur/
$ cdrecord -v -eject -pad speed=8 dev=0,1,0 - 

blank a cdrw:
$ cdrecord -v -eject -pad speed=4 dev=0,1,0 blank=all