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Catalogue / Infrastructure & systems

Red Hat Enterprise Linux Administration (RHEL 6 to 10)

Administer RHEL, CentOS, Rocky Linux and AlmaLinux, from user management to SELinux, with the differences between each version.

  • Beginner to advanced
  • 29 lessons
  • 20 h 15 min
  • Versions 6, 7, 8, 9, 10

A MasterLinux course · Original text

What you will learn

  • Manage users, groups, permissions and sudo
  • Install software with rpm, yum and dnf
  • Manage services with systemd and read the logs
  • Configure networking with NetworkManager
  • Partition, mount and manage LVM
  • Secure systems with firewalld, SELinux, SSH, auditd and PAM
  • Host MariaDB, NFS, Samba and Podman containers
  • Troubleshoot the boot process and reset the root password
  • Know what changes between RHEL 6, 7, 8, 9 and 10
  • Practise for the RHCSA with two mock exams
  • Automate administration with Ansible (RHCE)

Course content

29 lessons · 20 h 15 min
Section 1 — User5 lessons · 2 h 15 min
  1. The Red Hat family and its versions Preview25 min
  2. Users and groups 30 min
  3. Permissions and ownership 30 min
  4. sudo and the wheel group 25 min
  5. Processes 25 min
Section 2 — Administrator7 lessons · 4 h
  1. Packages — rpm, yum and dnf 35 min
  2. Services — from service/chkconfig to systemctl 35 min
  3. Logs — rsyslog, /var/log, journalctl and logrotate 30 min
  4. Scheduled tasks — cron, anacron and systemd timers 30 min
  5. Networking — from ifcfg files to NetworkManager and nmcli 35 min
  6. Disks, partitions, file systems and fstab 35 min
  7. LVM — volumes that grow with your needs 40 min
Section 3 — Server7 lessons · 5 h 20 min
  1. The Apache web server (httpd) 40 min
  2. MariaDB and MySQL on RHEL 45 min
  3. Sharing files — NFS, autofs and Samba 50 min
  4. Containers with Podman 55 min
  5. Time and synchronization — chrony, ntpd and timedatectl 35 min
  6. Booting — GRUB 2, systemd targets and troubleshooting 50 min
  7. Automated installation with Kickstart 45 min
Section 4 — Security5 lessons · 3 h 30 min
  1. The firewall — iptables, firewalld and nftables 40 min
  2. SELinux — understand it instead of disabling it 45 min
  3. Hardened SSH 35 min
  4. Auditing and traceability with auditd 45 min
  5. Password policy and PAM 45 min
Section 5 — Certification5 lessons · 5 h 10 min
  1. Preparing for the RHCSA (EX200) 35 min
  2. RHCSA mock exam no. 1 — accounts, permissions and declared storage 1 h 15 min
  3. RHCSA mock exam no. 2 — services, networking, security and containers 1 h 30 min
  4. Ansible for the RHCE 1 — inventory, ad hoc commands and a first playbook 50 min
  5. Ansible for the RHCE 2 — loops, handlers, templates, roles and vault 1 h

Requirements

  • The “Fundamentals” course (included)

Who is this course for?

  • Corporate system administrators
  • Technicians who manage CentOS or RHEL servers
  • RHCSA candidates