Unix/Linux installation in disk, without cdrom.

1. Redhat :(extracting vmlinuz and initrd.gz in iso file's isolinux dir.)

grub>root (hd0,x)

grub>kernel /rhel/vmlinuz

grub>initrd /rhel/initrd.gz

grub>boot

Select harddisk partion which contain iso file.

2. Ubuntu (extracting vmlinuz and initrd.lz in iso file's casper dir.)

grub>root (hd0,x)

grub>kernel /ubuntu/vmlinuz boot=casper iso-scan/filename=/ubuntu-10.04-beta1-desktop-i386.iso ro quiet splash locale=zh_CN.UTF-8 apci=on

grub>initrd /ubuntu/initrd.lz

grub>boot

when entering the livecd GUI, hit <CTRL>+<ALT>+<F2> to umount -l /isodevice
and return to GUI.

3. OpenSUSE （Extract linux and initrd from "boot/xxxx/loader" which xxxx is i386 or x86_64）

grub>kernel linux

grub>initrd initrd

grub>boot

when "Can't find the iso resipostiy ...." apears, hit <CTRL>+<ALT>+<F2> . then

#mount -l

#umount xxxx (all mounted disks, which are listed by mount -l, something like /mounts/mp_xxxx)

#mount /sdax /var/adm/mount/

Hits <CTRL>+<ALT>+<F7> to continue installation.

grub menu:

title SUSE Linux Enterprise Desktop 11

root (hd1,6)

kernel /boot/vmlinuz root=/dev/sda7 vga=791
resume=/dev/sda7 splash=silent showopts

initrd /boot/initrd

4. Solaries 11

（Extract MULTIBOOT and X86.MINIROOT from "/boot"）

grub>kernel MULTIBOOT kernel/unix -B install_media=dsk

grub>module X86.MINIROOT

grub>boot

Then when menu appears, select "1" to enter the shell.

#mount -F pcfs /dev/dsk/c1t0d0p0:1 /mnt

#lofiadm -a /mnt/sol/sol.iso

#mount -F hsfs /dev/lofi/1 /cdrom

#exit

If iso path selection appears, then select networking installation, and enter "/cdrom" for the iso path.