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Catalogue / Infrastructure & systems

Ubuntu Server Administration (20.04 to 24.04 LTS)

Administer Ubuntu Server in the cloud: packages, netplan, systemd, nginx, cloud-init, ufw and AppArmor.

  • Beginner to advanced
  • 20 lessons
  • 14 h 35 min
  • Versions 20.04, 22.04, 24.04

A MasterLinux course · Original text

What you will learn

  • Understand the LTS cycle and Ubuntu Pro
  • Manage accounts, packages, PPAs and snaps
  • Configure networking with netplan
  • Manage services, logs and scheduled tasks
  • Host a website with nginx and Let’s Encrypt HTTPS
  • Automate first boot with cloud-init
  • Deploy with Docker, LXD and MySQL
  • Secure systems with ufw, AppArmor, SSH and fail2ban
  • Maintain a fleet with Ubuntu Pro and Livepatch
  • Prepare for the LFCS with a mock exam

Course content

20 lessons · 14 h 35 min
Section 1 — User4 lessons · 2 h 10 min
  1. Ubuntu Server — Canonical, LTS versions and the link with Debian Preview25 min
  2. User accounts, the sudo group and adduser 30 min
  3. Installing software — apt, repositories, PPAs and snap 35 min
  4. Processes, resources and performance 40 min
Section 2 — Administrator6 lessons · 3 h 50 min
  1. systemd services on Ubuntu 35 min
  2. Configuring the network with netplan 35 min
  3. Logs, journalctl, logrotate and cron 35 min
  4. Disks, fstab and LVM on Ubuntu Server 40 min
  5. Ubuntu boot and troubleshooting 45 min
  6. Swap, memory and kernel settings 40 min
Section 3 — Server5 lessons · 3 h 40 min
  1. Hosting a website with nginx on Ubuntu 35 min
  2. cloud-init — preparing a server from its first boot 40 min
  3. Containers on Ubuntu — Docker and LXD 50 min
  4. MySQL on Ubuntu 50 min
  5. HTTPS with Let's Encrypt and certbot 45 min
Section 4 — Security3 lessons · 2 h 15 min
  1. Securing Ubuntu — ufw firewall, AppArmor and automatic updates 45 min
  2. Hardened SSH and fail2ban on Ubuntu 45 min
  3. Ubuntu Pro, Livepatch, ESM and updating a fleet 45 min
Section 5 — Certification2 lessons · 2 h 40 min
  1. Preparing for the LFCS (Linux Foundation Certified System Administrator) 40 min
  2. LFCS mock exam — 12 tasks on Ubuntu 2 h

Requirements

  • The “Fundamentals” course (included)

Who is this course for?

  • Cloud and DevOps engineers
  • Developers who deploy to VPS servers
  • LFCS candidates