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Free ebooks
 Operating System Linux Linux System Administration - O’Reilly
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 Chapter 1, Requirements for a Linux System AdministratorLays out the goals of the book and what you’ll gain by reading it. Chapter 2, Setting Up a Linux Multifunction Server Gets you started with a nearly Internet-ready server. Chapter 3, The Domain Name System Shows you the basics of setting up primary and secondary DNS servers. Chapter 4, An Initial Internet-Ready Environment Uses the ISPConfig free software configuration system to get you started with a rich set of services that you can practice while reading the rest of the book. Chapter 5, Mail Sets up a Postfix mail server with SASL authentication, a POP server, and an IMAP server. Chapter 6, Administering Apache Gives a quick run-through of the popular Apache, MySQL, and PHP combination (together with Linux, known as a LAMP server), including SSL authentication. Chapter 7, Load-Balanced Clusters Extends the previous chapter’s Apache configuration with IP Virtual Server and ldirectord to provide high availability. Chapter 8, Local Network Services Shows you how to manage users and configure common networking elements such as DHCP and gateway software on local area networks (LANs). Chapter 9, Virtualization in the Modern Enterprise Shows how to set up Xen, VMware on a Linux host and then add guest operating systems. Chapter 10, Scripting Shows you some basic techniques for writing robust and powerful bash shell scripts that can save you a lot of administration time. Chapter 11, Backing Up Data Presents a range of techniques for carrying out this crucial function, from basic rysnc and tar to the powerful Amanda system. Appendix, bash Script Samples Contains a few shell scripts that we’ve found useful when doing system administration and that might give you tips for how to write your own scripts. Download free ebooks for linux: Linux System Administration
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