+ - `sudo cp /mnt/cdrom/ubuntu/isolinux/ldlinux.c32 /var/lib/tftpboot`
+ - `sudo cp /mnt/cdrom/ubuntu/isolinux/libcom32.c32 /var/lib/tftpboot`
+ - `sudo cp /mnt/cdrom/ubuntu/isolinux/libutil.c32 /var/lib/tftpboot`
+ - `sudo cp /mnt/cdrom/ubuntu/isolinux/chain.c32 /var/lib/tftpboot`