Al Margen

Ubuntu Server Guide

Ubuntu Server Guide
Copyright © 2012 Contributors to the document
Abstract
Welcome to the Ubuntu Server Guide! It contains information on how to install and configure various server
applications on your Ubuntu system to fit your needs. It is a step-by-step, task-oriented guide for configuring
and customizing your system.

Credits and License
This document ismaintained by the Ubuntu documentation team (https://wiki.ubuntu.com/DocumentationTeam). A list of contributors is
below.
This document is made available under the Creative Commons ShareAlike 3.0 License (CC-BY-SA).
You are free to modify, extend, and improve the Ubuntu documentation source code under the terms of this license. All derivative works
must be released under this license.
Thisdocumentation is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE AS DESCRIBED IN THE DISCLAIMER.
A copy of the license is available here: Creative Commons ShareAlike License1.
Contributors to this document are:
• Members of the Ubuntu Documentation Project2
• Members of the UbuntuServer Team3
• Contributors to the Ubuntu Documentation Wiki4
• Other contributors can be found in the revision history of the serverguide5 and ubuntu-docs6 bzr branches available on Launchpad.

1 http://creativecommons.org/licenses/by-sa/3.0/
2 https://launchpad.net/~ubuntu-core-doc
3 https://launchpad.net/~ubuntu-server
4 https://help.ubuntu.com/community/
5https://code.launchpad.net/serverguide
6 https://code.launchpad.net/ubuntu-docs

Table of Contents
1. Introduction ........................................................................................................................... 1
1. Support .......................................................................................................................... 2
2. Installation............................................................................................................................. 3
1. Preparing to Install ......................................................................................................... 4
2. Installing from CD ......................................................................................................... 6
3. Upgrading...................................................................................................................... 9
4. Advanced Installation ................................................................................................... 10
5. Kernel Crash Dump ...................................................................................................... 17
3. Package Management........................................................................................................... 20
1. Introduction ................................................................................................................. 21
2. dpkg ............................................................................................................................ 22
3. Apt-Get........................................................................................................................ 23
4. Aptitude ....................................................................................................................... 25
5. Automatic Updates ....................................................................................................... 27
6. Configuration............................................................................................................... 29
7. References ................................................................................................................... 31
4. Networking .......................................................................................................................... 32
1. Network Configuration...