The new 4.2 BSD dump(8) and restore(8) do some of what you want. You might want to start by looking at them. Mark LaCasse qantel!hplabs!sdcrdcf!randvax!lacasse c/o The Rand Corporation cbosgd!ihnp4!sdcrdcf!randvax!lacasse 1700 Main Street lacasse at Rand-Unix Santa Monica, CA 90406 213/393-0411 ext. 7420