Apple Training Series: Mac OS X System Administration Reference, Volume 1
This comprehensive, technical reference guide provides in-depth information  on Apple technical architecture. It will teach the reader how to install and  configure machines; architect and maintain networks; enable, customize, tune  and troubleshoot a wide range of services; and integrate Mac OS X, Mac OS X  Server, and other Apple technologies within a networked environment. The  book covers myriad system administration topics from Directory Services  integration to Tiger Server deployment, Xsan administration, accountmanagement  best practices, security best practices, and more. Following the  learning objectives of the Apple Certified System Administrator exam, this  book is a perfect supplement to Apple's own training class and a in-depth  technical reference for existing system administrators and engineers.