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Version : 2022.01

Last updated : 2023/07/19 06:57

LCE500 - Course Presentation

Contents

  • LCE500 - Course Presentation
    • Contents
    • Prerequisites
    • Training Program
    • Skills Assessment

Prerequisites

Hardware

  • A computer running either MacOS, Linux, Windows™ or Solaris™,
  • QWERTY US Keyboard,
  • 4 GB of RAM,
  • Headphones,
  • A mic (optional).

Software

  • Chrome, Edge or Firefox web browser.

Internet

  • A fast, direct (no proxy or VPN), Internet connection (4G minimum),
  • Access to : https://itraining.network and subdomains thereof.
  • Accessible ports : 80, 443.

Training Program

  • LCE500 - CentOS 8 Linux (RHEL 8 / Oracle Linux 8) - System Administrator
    • Prerequisites
      • Hardware
      • Software
      • Internet
    • Using our infrastructure
    • Training Program
    • Skills Assessment
  • LCE501 - Managing Users and Groups
    • Presentation
      • /etc/nsswitch.conf
      • The getent Command
      • The /etc/group and /etc/gshadow files
      • The /etc/passwd and /etc/shadow files
    • Commands
      • Groups
        • groupadd
        • groupdel
        • groupmod
        • newgrp
        • gpasswd
      • Users
        • useradd
        • userdel
        • usermod
        • passwd
        • chage
    • Configuration
    • LAB #1 - Managing Users and Groups
    • LAB #2 - su and su -
    • sudo
  • LCE502 - Package Management
    • LAB #1 - Compiling Software
      • 1.1 - ./configure
      • 1.2 - make
      • 1.3 - make check
      • 1.4 - make install
    • LAB #2 - The rpm Command
      • 2.1 - Configuration
      • 2.2 - Usage
    • LAB #3 - The dnf Command
      • 3.1 - Presentation
      • 3.2 - Configuration
      • 3.3 - Repositories
      • 3.4 - Searching for Packages
      • 3.5 - Viewing Information on and Downloading a Package
      • 3.6 - Installing a Package
      • 3.7 - Updating Packages
      • 3.8 - Deleting Packages
    • Shared Libraries
      • Presentation
        • Introduction
        • Shared Object Locations
        • ld-linux.so.2
      • The ldd Command
      • The /etc/ld.so.conf File
      • The ldconfig Command
  • LCE503 - Managing File Permissions
    • Presentation
    • Preparation
    • LAB #1 - Basic Unix File Permissions
      • 1.1 - Changing Permissions with chmod
        • Symbolic Mode
        • Octal Mode
        • The umask Command
      • 1.2 - Changing the Owner or the Group with chown and chgrp
        • The chown Command
        • The chgrp Command
    • LAB #2 - Advanced Unix Permissions
      • 2.1 - SUID/SGID bit
      • 2.2 - Inheritance Flag
      • 2.3 - Sticky bit
    • LAB #3 - Extending Linux Permissions using ACLs and Attributes
      • 3.1 - ACLs
      • 3.2 - Attributes
  • LCE504 - Managing Disks and Filesystems
    • Peripherals
    • Partitions
    • Partitioning
      • LAB #1 - Partioning your Disk with the fdisk Command
      • LAB #2 - Modifier les Drapeaux des Partitions avec fdisk
    • Logical Volume Manager (LVM)
      • LAB #3 - Linear Logical Volumes
        • Physical Volumes (PV)
        • Volume Groups (VG) and Physical Extents (PE)
        • Logical Volumes (LV)
      • LAB #4 - Grow a Volume
      • LAB #5 - Snapshots
      • LAB #6 - Deleting Volumes
      • LAB #7 - Mirrored Volumes
      • LAB #8 - Changing LVM Attributes
      • LAB #9 - Striped Volumes
      • LAB #10 - Managing Meta-data
    • Journaled Filesystems
      • Ext3
        • Managing Ext3
        • LAB #11 - Converting Ext3 to Ext2
        • LAB #12 - Converting Ext2 to Ext3
        • LAB #13 - Using another PArtition for the Journal
        • LAB #14 - Changing the File System Check interval on an ext3 Filesystem
      • Ext4
        • LAB #15 - Creating an Ext4 Filesystem
        • LAB #16 - Adding a Label to an Ext4 Filesystem
        • LAB #17 - Converting Ext3 to Ext4
      • XFS
        • LAB #18 - Creating an XFS Filesystem
        • LAB #19 - Adding a Label to an XFS Filesystem
  • LCE505 - Process Scheduling
    • cron
      • The /etc/crontab file
      • Time Fields
      • User Crontabs
    • anacron
    • at
  • LCE506 - Archiving and Compression
    • Traditional Backup Tools
      • Preparation
      • The tar Command
        • Presentation
        • LAB #1 - Working with the tar Command
        • The GPL tar Commande and Compression
      • The cpio Command
        • Presentation
        • LAB #2 - Working with the cpio Command
      • The dd Command
        • Presentation
        • LAB #3 - Working with the dd Command
      • The dump et restore Commands
        • Presentation
      • LAB #4 - System Backups
        • Backing up the Installed Package List
        • Backing up the Disk Structure
        • Backing up Mount Points
        • Backing up the Boot Loader
          • GRUB Legacy
          • GRUB 2 on BIOS
          • GRUB 2 on EFI
        • Backing up User Files
      • Rsync
        • Presentation
        • LAB #5 - Working with the rsync Command
    • Compression
      • The gzip Command
        • Presentation
        • LAB #4 - Working with the gzip Command
      • The bzip2 Command
        • Presentation
        • LAB #5 - Working with the bzip2 Command
      • The xz Command
        • Presentation
        • LAB #6 - Working with the xz Command
      • Other Compression Utilities
  • LCE507 - Process Management
    • Presentation
    • Process Types
    • Process Commands
      • The ps Command
      • The pgrep Command
      • The pstree Command
      • The top Command
      • The fg, bg and jobs Commands
      • The wait Command
      • The nice Command
      • The renice Command
      • The nohup Command
      • The kill Command
      • The pkill Command
  • LCE508 - Managing Logs
    • Presentation
    • The dmesg Command
    • Security Logging
      • The last Command
      • The lastlog Command
      • The lastb Command
      • The /var/log/secure File
    • The /var/log/audit/audit.log File
      • Managing Audit Events
        • auditd
        • auditctl
      • Viewing Audit Events
        • The aureport Command
        • The ausearch Command
    • The /var/log/messages File
    • Applications
    • rsyslog
      • Priorities
      • Facilitiess
      • The /etc/rsyslog.conf File
        • Modules
        • Global Directives
        • Rules
          • Facility.Priority
          • Facility!Priority
          • Facility=Priority
          • Using the * Wildcard
          • n Facilities with Identical Priorities
          • n Selectors with Identical Actions
    • The logger Command
    • The logrotate Command
    • journald
      • Using Journald
        • Application Specific Messages
        • Boot Messages
        • Priority Specific Messages
        • Messages from a Specific Date Range
        • Real Time Messages
        • Searching with Key Words
  • LCE509 - Printer Management
    • Cups
      • Protocols
      • Packages
      • Daemon
      • The /etc/cups/cupsd.conf File
      • Filters
      • Backends
      • Logs
      • Printers
      • Administration
        • The lpstat Command
        • The lpadmin Command
        • The accept et cupsenable Commands
        • Classes
        • The /etc/cups/printers.conf File
        • The /etc/cups/classes.conf File
        • The cancel Command
        • The lpmove Command
        • Web Interface
  • LCE510 - System Startup and Shutdown
    • System Startup
      • Boot Loader
        • BIOS Systems
        • EFI Systems
        • GRUB 2
          • The /boot/grub/grub.cfg File
          • The /etc/default/grub file
          • Files in the /etc/grub.d directory
      • Initramfs
        • The init Script
      • Kernel Booting Process
    • Systemd
      • LAB #1 - The systemctl Command
      • LAB #2 - Configuration Files
        • 2.1 - Default Configuration Files
        • 2.1 - Overloading Default Configuration Files
      • LAB #3 - The systemd-analyze Command
      • LAB #4 - Targets
        • 4.1 - Checking the Target Dependencies
        • 4.2 - The Default Target
          • Checking the Default Target
          • Changing the Default Target
          • Changing the Default Target for the Current Session
      • LAB #5 - Managing Services
        • 5.1 - Single Service Instances
        • 5.2 - Multiple Instance Services
        • 5.3 - Disallowing Modifications to a Service Status
    • LAB #6 - System Shutdown
      • 6.1 - The shutdown Command
      • 6.2 - The reboot Command
      • 6.3 - The halt Command
      • 6.4 - The poweroff Command
  • LCE601 - Managing Integrated Peripherals
    • Special Files
    • LAB #1 - Commands
      • 1.1 - The lspci Command
      • 1.2 - The lsusb Command
      • 1.3 - The dmidecode Command
    • LAB #2 - The sysctl Command
      • 2.1 - The /proc Directory
        • Files
          • /proc/cpuinfo
          • /proc/interrupts
          • /proc/dma
          • /proc/ioports
          • /proc/devices
          • /proc/module
          • /proc/diskstats
          • /proc/partitions
          • /proc/swaps
          • /proc/loadavg
          • /proc/meminfo
          • /proc/version
        • Directories
          • ide/scsi
          • acpi
          • bus
          • net
          • sys
      • 2.2 - Using the sysctl Command
    • LAB #3 - Interpreting Information in /proc
      • 3.1 - free
      • 3.2 - uptime ou w
      • 3.3 - iostat
      • 3.4 - hdparm
      • 3.5 - vmstat
      • 3.6 - mpstat
      • 3.7 - sar
    • USB Modules
    • udev
      • The udevadm Command
    • The /sys Filesystem
    • LAB #4 - Limiting Ressources
      • 4.1 - ulimit
      • 4.2 - CGroups
        • Limiting Memeory Usage
        • The cgcreate Command
        • The cgdelete Command
        • The /etc/cgconfig.conf File
        • The cgconfigparser Command
  • LCE602 - Compiling the Kernel and Managing Quotas
    • The Linux Kernel
    • LAB #1 - Modules
    • LAB #2 - Compiling and Installing a Kernel and Modules
      • 2.1 - Move /home
      • 2.2 - Preparing the Environment
      • 2.3 - Preparing the Kernel Source Tree
        • The .config file
        • The Makefile file
      • 2.4 - Configuring the Kernel
      • 2.5 - Compiling the Kernel
      • 2.6 - Installing the Kernel
    • LAB #3 - Managing Quotas
      • 3.1 - The quotacheck Command
      • 3.2 - The edquota Command
      • 3.3 - The quotaon Command
      • 3.4 - The repquota Command
      • 3.5 - The quota Command
      • 3.6 - The warnquota Command
  • LCE603 - Managing the Network
    • Presentation
      • The nmcli Command
    • LAB #1 - Configuring the Network
      • 1.1 - Connections and Profils
      • 1.2 - Name Resolution
      • 1.3 - Adding a Second IP Address to a Profile
      • 1.4 - The hostname Command
      • 1.5 - The ip Command
      • 1.6 - Manually Activating and Disactivating a Device
      • 1.7 - Static Routing
        • The ip Command
        • Disactivating/Activating Internal Routing on a Server
    • LAB #2 - Diagnostics
      • 2.1 - The ping Command
      • 2.2 - The netstat Command
      • 2.3 - The traceroute Command
    • LAB #3 - SSH
      • 3.1 - Presentation
        • SSH-1
        • SSH-2
      • 3.2 - Configuring the Server
      • 3.3 - Configuring the Client
      • 3.4 - SCP
        • Presentation
        • Usage
      • 3.5 - Authentication with Asymetric Keys
  • LCE511 - Training Validation
    • Course Materials
    • Reminder of the Training Program
      • Day #1
      • Day #2
      • Day #3
      • Day #4
    • Training Evaluation
    • Exam - Acquired knowledge

Copyright © 2022 Hugh Norris - Non-contractual document. The Training Program may be modified without notice.

Piste : • SER800 - Administration des serveurs MariaDB • Solaris - Les Fondamentaux • UX006 : Linux - Linux Administration Avancée • LCF600 - Présentation de la Formation • LCF300 - CentOS 7 Linux (RHEL 7) : System Administrator • SER400 - Administration des serveurs MySQL-MariaDB • LCE401 - File Hierarchy System • workbook9 • SER800 - Administration d'un Serveur de Messagerie avec Postfix • LCE500 - Course Presentation

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