This page contain info on creating a disk image: http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/disks-virtual.html Of course the dd method works, but it might be better to use truncate(1) instead of dd because it creates sparse files and is nearly as universal as dd. E.g. "truncate -s 5k file.img" -- Adam Vande More