NT1430
Unit 1: Linux Server Installation and
Configuration

OBJECTIVES
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Linux
Servers
Runlevel 0-6
Telinit command to switch between Runlevels.
Install a Linux server.
Manage users and groups in Linux.

LINUX, WHAT IT IS?
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Windows
Mac OS
UNIX
Linux is an operating system -- very much like UNIX -that has become very popular over the last several years. OPERATING SYSTEMS
• Operating systems are computer programs. An operating system is the first piece of software that the computer executes when you turn the machine on. The operating system loads itself into memory and begins managing the resources available on the computer. It then provides those resources to other applications that the user wants to execute.

SERVERS
• A server is a system (software and suitable computer hardware) that responds to requests across a computer network to provide, or help to provide, a network service. • HTTP
• FTP
• SNTP (E-mail)

OPERATING SYSTEMS YOU HATE
• Why use Linux?
• Why use Windows?

BILL GATES
• Gates is the former chief executive and current chairman of Microsoft, the world’s largest personalcomputer software company, which he co-founded with
Paul Allen.

STEVE JOBS
• Steven Paul "Steve" Jobs was an
American entrepreneur, marketer, and inventor, who was the co-founder, chairman, and CEO of Apple Inc.

LINUS TORVALDS
• Linus Benedict Torvalds is a Finnish
American software engineer, who was the principal force behind the development of the Linux kernel. He later became the chief architect of the Linux kernel, and now acts as the project's coordinator

FREE SOFTWARE
• Free software is computer software that is distributed along with its source code, and is released under terms that guarantee users the freedom to study, adapt or modify, and distribute the software.

OPEN SOURCE
• Open-source software (OSS) is computer software with its source code made available and licensed with a license in which the copyright holder provides the rights to study, change and distribute the software to anyone and for any purpose.
• https://www.gnu.org/philosophy/free-software-for-freed om.html RICHARD STALLMAN
• principle member of the GNU project and FSF
• free as in freedom” and “free as in beer

FILE SYSTEM STRUCTURE
• /
• The root directory (note it’s a backslash and not /)
• C:\ in Windows
• /home
• Where the users live (Windows C:\Users)
• Swap
• Windows uses Page File.

ROOT USER
• Super user
• In computing, the super user is a special user account used for system