FreeBSD Mastery: Storage Essentials
Michael W. Lucas
Networking for Systems Administrators
Michael W. Lucas
Tarsnap Mastery
Michael W. Lucas
FreeBSD Mastery: ZFS
Michael W. Lucas & Allan Jude
FreeBSD Mastery: Specialty Filesystems
Michael W. Lucas
FreeBSD Mastery: Advanced ZFS
Michael W. Lucas
PAM Mastery
Michael W. Lucas
Relayd and Httpd Mastery
Michael W. Lucas
SSH Mastery
Michael W. Lucas
Sudo Mastery
Michael Warren Lucas