Zimbra is open-source server and client software for messaging and collaboration: email, group calendaring, contacts, and web document management and authoring. The Zimbra server is available for Linux, Mac OS X, appliances, and virtualization platforms. The Zimbra Web 2.0 Ajax client runs on Firefox, Safari, and IE, and features easy...

If you do systems administration work of any kind, you have to deal with the growing complexity of your environment and increasing demands on your time. Automating System Administration with Perl, Second Edition, not only offers you the right tools for your job, but also suggests the best way to approach specific problems and to securely...

Written by Alan Berg, Senior developer at the IC and a Sakai fellow and Michael Korcuska, the executive director of the Sakai Foundation, and with...

This book is in response to the daily e-mails I receive from my website TheNetworkAdministrator, that ask the question; "What do I need to know to become a network administrator?" Some of you reading this book might find that you have all the qualifications needed, while others may become easily discouraged. Don’t be discouraged....

This handy, compact guide teaches you to use Mac OS X UNIX systems as the experts do: from the command line. Try out more than 1,000 commands to find and get software, monitor system health and security, and access network resources. Apply the skills you learn from this book to...