Online book course for preparation for the Dutch LPIC2 Exam in Unix Systems Administration. Covers all topics from maintaining kernels, filesystems, hardware, networking, mail, DNS, web and file services, security, routing etc. There is also a section on using Unix command line utilities. In all a very useful guide for anyone unfamiliar with Unix, or looking to brush up on their current knowledge

Describes how to setup Virtual Domains (Aliases and Mailboxes) with Postfix, Courier-IMAP and MySQL.