Enterprise Linux® 8 System Administration

 

Real Class Example

Enterprise Linux® 8 System Administration

This course is appropriate for Enterprise Linux® system administrators seeking validation of their skills, or those new to Linux system administration. This course will provide preparation for experienced Linux system administrators who require certification as a Linux System Admin in their job role or based on a mandate, such as DoD 8570 directive. It is also appropriate for IT professionals who are on the path to earn Red Hat® Certified System Administrator or Red Hat® Certified Engineer.

This course is required to prepare for the Red Hat® Certified System Administration Exam (EX200)

Exam Number: EX200

Instructor:

Dan Goodman, Linux+, Network+, Security+

Course Information

Skills Learned

After completing the course, students will have learned how to:

  • Understand and use essential tools for handling files, directories, command-line environments, and documentation
  • Operate running systems, including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services
  • Configure local storage using partitions and logical volumes
  • Create and configure file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems
  • Deploy, configure, and maintain systems, including software installation, update, and core services
  • Manage users and groups, including use of a centralized directory for authentication
  • Manage security, including basic firewall and SELinux configuration

Who Should Attend This Course

This course is appropriate for Red Hat® Enterprise Linux system administrators seeking validation of their skills, or those new to Linux system administration. This course will provide preparation for experienced Linux® system administrators who require certification as a Linux® System Admin in their job role or based on a mandate, such as DoD 8570 directive. It is also appropriate for IT professionals who are on the path to earn a Red Hat® Certified Engineer.

Prerequisites

None required. Previous System Administration experience is highly recommended.

Course Outline

Understand and use essential tools

  • Access a shell prompt and issue commands with correct syntax
  • Use input-output redirection
  • Use grep and regular expressions to analyze text
  • Access remote systems using SSH
  • Log in and switch users in multiuser targets
  • Archive, compress, unpack, and uncompress files using tar, star, gzip, and bzip2
  • Create and edit text files
  • Create, delete, copy, and move files and directories
  • Create hard and soft links
  • List, set, and change standard ugo/rwx permissions
  • Locate, read, and use system documentation including man, info, and files in /usr/share/doc

Operate running systems

  • Boot, reboot, and shut down a system normally
  • Boot systems into different targets manually
  • Interrupt the boot process in order to gain access to a system
  • Identify CPU/memory intensive processes and kill processes
  • Adjust process scheduling
  • Locate and interpret system log files and journals
  • Preserve system journals
  • Start, stop, and check the status of network services
  • Securely transfer files between systems

Configure local storage

  • List, create, and delete partitions on MBR and GPT disks
  • Create and remove physical volumes
  • Assign physical volumes to volume groups
  • Create and delete logical volumes
  • Configure systems to mount file systems at boot by universally unique ID (UUID) or label
  • Add new partitions and logical volumes, and swap to a system non-destructively

Create and configure file systems

  • Create, mount, unmount, and use vfat, ext4, and xfs file systems
  • Mount and unmount network file systems usine NFS
  • Extend existing logical volumes
  • Create and configure set-GID directories for collaboration
  • Configure disk compression
  • Manage layered storage
  • Diagnose and correct file permission problems

Deploy, configure, and maintain systems

  • Schedule tasks using at and cron
  • Start and stop services and configure services to start automatically at boot
  • Configure systems to boot into a specific target automatically
  • Configure time service clients
  • Install and update software packages from Red Hat Network, a remote repository, or from the local file system
  • Work with package module streams
  • Modify the system bootloader

Manage basic networking

  • Configure IPv4 and IPv6 addresses
  • Configure hostname resolution
  • Configure network services to start automatically at boot
  • Restrict network access using firewall-cmd/firewall

Manage users and groups

  • Create, delete, and modify local user accounts
  • Change passwords and adjust password aging for local user accounts
  • Create, delete, and modify local groups and group memberships
  • Configure superuser access

Manage security

  • Configure firewall settings using firewall-cmd/firewall
  • Configure key-based authentication for SSH
  • Set enforcing and permissive modes for SELinux
  • List and identify SELinux file and process context
  • Restore default file contexts
  • Use boolean settings to modify system SELinux settings
  • Diagnose and address routine SELinux policy violations

Hands-On Labs

More info coming soon…

CLASS START DATES


November 18, 2019
11:00 am – 3:00 pm

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