Michael W. Lucas is a network/security engineer with extensive experience working with high-availability systems. He's a regular speaker and instructor at systems administrator conferences throughout the United States, and is the author of the critically-acclaimed Absolute BSD, Absolute OpenBSD, Cisco Routers for the Desperate, and PGP & GPG, all from No Starch Press.
A must-have if you are interested on operating systems, not just UNIX or similar software. -Albert Valbuena, Admin... by accident! A fantastic book on FreeBSD. Clear. Concise. Informative for new FreeBSD users and sysadmins . . . A must-have book for all people interested in learning FreeBSD system management. -Vivek Gite, nixCraft An ESSENTIAL guide for FreeBSD. -Gordon Ewasiuk, Amazon Vine Voice