55187 – Linux System Administration

Objetivo: Este curso provee a los estudiantes de los conocimientos y las técnicas necesarias para instalar, administrar y configurar sistemas Linux corriendo alguna de las siguientes distribuciones: Red Hat, SUSE, Debian/Ubuntu.

Dirigido a: Técnicos y profesionales de centros de cómputos responsables de la instalación y mantenimiento de equipos Linux con conocimientos básicos de sistemas Linux.

Requisitos: Haber realizado el curso Introduction to Linux (LF101) o acreditar conocimientos equivalentes.

Duración: 40 horas

Temario:

• System Startup and Shutdown
• Understanding the Boot Sequence
• The Grand Unified Boot Loader
• GRUB Configuration Files
• System Configuration Files in /etc
• The init Process
• SysVinit Startup
• chkconfig and service
• Upstart
• systemd

• Linux Filetree System Layout
• Data Distinctions
• FHS Linux Standard Directory Tree
• root (/) directory
• /bin
• /dev
• /etc
• /home
• /lib and /lib64
• /media
• /mnt
• /opt
• /proc
• /sys
• /root
• /sbin
• /tmp
• /usr
• /var
• /run
• Kernel Overview
• Kernel Services and Configuration
• sysctl
• Kernel Modules
• Module Utilities
• Module Configuration
• udev and Device Management
• Partitioning and Formatting Disks
• Common Disk Types
• Disk Geometry
• Partitioning
• Naming Disk Devices
• Sizing up partitions
• Partition table editors
• Linux Filesystems
• Virtual Filesystem (VFS)
• Filesystem Concepts
• Disk and Filesystem Usage
• Extended Attributes
• ext4
• XFS
• btrfs
• Creating and formatting filesystems
• Checking and Repairing Filesystems
• Mounting filesystems
• Swap
• Filesystem Quotas
• RAID Levels
• Software RAID Configuration
• Logical Volume Management (LVM)
• Volumes and Volume Groups
• Working with Logical Volumes
• Resizing Logical Volumes
• LVM Snapshots
• Programs and Processes
• Process States
• Execution Modes
• Daemons
• Creating Processes
• Process Limits
• Process Monitoring
• Signals
• niceness
• Libraries
• Package Management Systems
• Software Packaging Concepts
• RPM (Red Hat Package Manager)
• DPKG (Debian Package)
• Revision Control Systems
• Package Installers
• yum
• zypper
• APT
• User and Group Account Management
• Passwords
• Restricted Shells and Accounts
• The root Account
• PAM (Pluggable Authentication Modules)
• Authentication Process
• Configuring PAM
• LDAP Authentication
• File Permissions and Ownership
• SSH
• Backup and Recovery Methods
• Backup Basics
• cpio
• tar
• Compression: gzip, bzip2 and xz and Backups
• dd
• rsync
• dump and restore
• mt
• Backup Programs
• Networking
• IP Addresses
• Hostnames
• Configuring Network Interfaces
• Routing
• Name Resolution
• Network Diagnostics
• Firewalls
• Interfaces
• firewalld
• Zones
• Source Management
• Service and Port Management
• Local System Security
• Creating a Security Policy
• Updates and Security
• Physical Security
• Filesystem Security
• Linux Security Modules
• Troubleshooting Overview
• Basic Troubleshoot and System Rescue
• Things to Check: Networking
• Boot Process Failures
• Filesystem Corruption and Recovery
• Virtual Consoles
• Rescue Media and Troubleshooting
• System Rescue and Recovery

Técnicas: Al finalizar el curso los estudiantes serán capaces de

• Perform essential Linux commands such as installation, searches and manipulating files.
• Operate running Linux systems by managing the boot process, scheduling jobs, updating the system, monitoring system performance and managing security.
• Manage users and groups by adding/deleting/modifying, configuring LDAP and PAM, modifying user processes and resources.
• Ensure network performance via configuration, monitoring, tunnelling and routing of traffic.
• Configure services such as DNS, shares, SSH and SELinux/AppArmor as well as servers for DHCP and HTTP.
• Manage system storage by using partitions, logical volumes, phsyical volumes, ACLs, quotas and clustering.