Niente
[root@localhost cdrom]# cdrecord -v -speed=8 dev=1,0 -dao /mnt/cdrom2/Distribuzioni/Mandrake/Mandrakelinux10.0-Official-Download-CD3.i586.iso
Cdrecord-Clone 2.01a27-dvd (i686-pc-linux-gnu) Copyright (C) 1995-2004 Jörg Schilling
Note: This version is an unofficial (modified) version with DVD support
Note: and therefore may have bugs that are not present in the original.
Note: Please send bug reports or support requests to <warly@mandrakesoft.com>.
Note: The author of cdrecord should not be bothered with problems in this version.
TOC Type: 1 = CD-ROM
scsidev: '1,0'
scsibus: 0 target: 1 lun: 0
cdrecord: No such file or directory. Cannot open '/dev/pg1'. Cannot open SCSI driver.
cdrecord: For possible targets try 'cdrecord -scanbus'. Make sure you are root.
cdrecord: For possible transport specifiers try 'cdrecord dev=help'.

[root@localhost cdrom]# cdrecord -v -speed=8 dev=1,0,0 -dao /mnt/cdrom2/Distribuzioni/Mandrake/Mandrakelinux10.0-Official-Download-CD3.i586.iso
Cdrecord-Clone 2.01a27-dvd (i686-pc-linux-gnu) Copyright (C) 1995-2004 Jörg Schilling
Note: This version is an unofficial (modified) version with DVD support
Note: and therefore may have bugs that are not present in the original.
Note: Please send bug reports or support requests to <warly@mandrakesoft.com>.
Note: The author of cdrecord should not be bothered with problems in this version.
TOC Type: 1 = CD-ROM
scsidev: '1,0,0'
scsibus: 1 target: 0 lun: 0
cdrecord: No such file or directory. Cannot open '/dev/sg*'. Cannot open SCSI driver.
cdrecord: For possible targets try 'cdrecord -scanbus'. Make sure you are root.
cdrecord: For possible transport specifiers try 'cdrecord dev=help'.