Exchange Server 2003, the next version of Microsoft's messaging and collaboration server, provides corporate environments with built-in e-mail, calendaring, contact and task management, discussion groups and document work flow. IDC recently reported that Exchange Server's user install base grew to 39.4 per cent of the total market, clearly surpassing IBM Notes as the leading integrated collaborative environment. "Mastering Microsoft Exchange Server 2003" is a comprehensive reference for those who need to install, configure and administer the multifaceted operating system. Author Barry Gerber carefully walks readers through planning and design, installation, administration and management, maintenance and more. Hot topics include disaster and recovery, security, wireless access and building custom e-mail forms for Outlook.