SusePro-8.1 installed packages backup ?

i've Linux-SusePro-8.1 and in earlier versions
there was various metods to backup the config
of the packages i've installed in linux and i
always used the "backup to floppy disk" metod.

now in version 8.1 , i've upgraded from 7.1 ,
i already tried all backup settings listed in
yast2 but i cant find the way to backup those.

please any1 tell me app that can do this or the
file/s where the config is stored so i can do it

please feedback me