Linux System Administration

Contenidos:

Unit 1 - System Initialization

• Objectives

• Boot Sequence Overview

• Boot Loader Components

• GRUB and grub.conf

• Starting the Boot Process: GRUB

• Kernel Initialization

• init Initialization

• Run Levels

Unit 2 - Package Management

• RPM Package Manager

• Installing and Removing Software

• Updating a Kernel RPM

• rpm Queries

• rpm Verification

• About yum

• Using yum

• Searching packages/files

• Configuring Additional Repositories

• Creating a private repository

Unit 3 - Kernel Services

• Objectives

• The Linux Kernel

• Kernel Images and Variants

• Kernel Modules

• Kernel Module Utilities

• Managing the initrd Image

• Accessing Drivers Through /dev

• Device Node Examples

• Managing /dev With udev

• Adding Files Under /dev

• Kernel Configuration With /proc

Unit 4 - System Services

• Network Time Protocol

• System Logging

• syslog Configuration

• SSH: Secure Shell

• VNC: Virtual Network Computing

• CUPS

Unit 5 - User Administration

• Adding a New User Account

• User Private Groups

• Modifying / Deleting User Accounts

• Group Administration

Unit 6 - Filesystem Management

* Objectives

* Adding New Filesystems

* Device Recognition

* Disk Partitioning

* Managing Partitions

* Making Filesystems

* Filesystem Labels

* tune2fs

* Mount Points and /etc/fstab

* Mounting Filesystems with mount

* Unmounting Filesystems

Unit 7 - Advanced Filesystem

* Management

* Configuring the Quota System

* Setting Quotas for Users

* Reporting Quota Status

* What is Software RAID?

* Software RAID Configuration

* Software RAID Testing and Recovery

* Creating Logical Volumes

* Resizing Logical Volumes

Unit 8 - Network Configuration

* Network Inferfaces

* Driver Selection

* Speed and Duplex Settings

* IPv4 Addresses

* Dynamic IPv4 Configuration

* Static IPv4 Configuration

* Device Aliases

* Routing Table

* Default Gateway

* Configuring Routes

* Verify IP Connectivity

* Defining the Local Host Name

* Local Resolver

* Remote Resolvers

* Implementing IPv6

Unit 9 - Installation

* Installation and System-Initialization

Unit 10 - Virtualization with Xen

* Virtualization with Xen

* Hardware Considerations

* Preparing Domain-0

Unit 11 - Troubleshooting

* Method of Fault Analysis

* Fault Analysis: Gathering Data

* Things to Check: X

* Things to Check: Networking

* Order of the Boot Process

* Filesystem Corruption

* Filesystem Recovery

* Recovery Run-levels

* Rescue Environment

* Rescue Environment Utilities

* Rescue Environment Details