thanks for replying.
yes that was one of seven ways that i have tried.
but i want to ask that for x here,
grub-install /dev/sdx,
did i had to put the partition with windows vista?
or backtrack?...

After installing dual boot to my portable hard drive,
I get grub error 21 when booting withought my hard drive connected to my laptop.
and yes, i can boot to vista or backtrack with it connected....

thank you for replying.
I don't know what the virtual environment is,
but if i was using it,
what should i use to make my pci wireless card work??

i have rtl8192e wireless card, and i downloaded and installed linux driver, but did not work.
i typed in lspci in console and network controller wasn't there.
this is what i got:

00:00.0 Host...

thank you for replying.
yes, i have tried ifconfig -a, but no wlan0.
help~

i have a rtl8192e wireless card,
and i just found the linux driver and downloaded it.
rtl8192e_linux_2.6.0011.1029.2009

so i tryied to install it by doing this
...

i have rtl8192e wireless card and it seems not working when using aircrack.
i can connect to the internet, but when i type in airmon-ng on the console box,
no device appears. i can see two devices...