Exchange Server 5.5: 24Seven

Here is the definitive administrator's reference to Exchange Server 5.5, the backbone of NT-based e-mail and groupware solutions. Designed for Exchange administrators who have mastered the basics of Exchange and need to take their knowledge to the next level, this book provides the information needed to improve efficiency, implement effective security, and deliver continuous uptime to the users of their messaging systems. Includes full coverage of migration to Exchange, maintaining and optimizing existing systems, and troubleshooting client and server problems.