noob ghost help

guys i made a back up and itz around 6 gigs

i transfered it on a dvd9 

heres a pickle the thing itz format is .v2i

but the thing is inorder to restore the format the file shud be .sv2i(recovery point)

i donno wat to do

my question is 

cant i restore using only the image(.v2i not .sv2i)

is there anyway i don want this 6 gig file dvd9 to be a waste