======Create .iso image from a CD====== su - root mkdir /mnt/cdrom mount /dev/cdrom /mnt/cdrom cd dd if=/dev/cdrom of=filename.iso now check that the creation is okay with: sum -r /dev/cdrom sum -r The 2 values should match.
su - root mkdir /mnt/cdrom mount /dev/cdrom /mnt/cdrom cd dd if=/dev/cdrom of=filename.iso
sum -r /dev/cdrom sum -r