How to create backup boot diskette in Solaris 10

1.put empty diskette in drive
2.create FAT filesystem on diskette: mkfs -F pcfs /dev/rdiskette
3.stop volume manager: /etc/init.d/volmgr stop
4.mount diskette to /mnt for example: mount -F pcfs /dev/diskette /mnt
5.create directory for grub: mkdir -p /mnt/boot/grub
6.copy boot grub files: cp -r /boot/grub/* /mnt/boot/grub
7.unmount diskette: umount /mnt
8.go to grub directory: cd /boot/grub
9.install grub on the diskette (use raw device): /sbin/installgrub stage1 stage2 /dev/rdiskette
10.eject the diskette
11.start volume manager (if you use it)