Hi John, COPS is what I meant. Computer Oracle and Password System (COPS) is some sort of auditing tool that "identifies many classic security problems." Thanks for the help with NFS. Jerry -- Gerald W. Gordon, Ph.D. Department of Cell and Developmental Biology Taylor Hall, CB 7090 University of North Carolina Chapel Hill, NC 27599 919/966-2941 (vox) 919/966-1856 (fax) Gordon@med.unc.edu (email)