Ubuntu Server Administration and Centralized Identity Management Training Course

The Linux Foundation

Introduction to Linux Architecture

• Comparing the Linux philosophy with Windows.
• Efficiently navigating the Command Line Interface (CLI).
• Understanding file system hierarchy standards.

Installation & Configuration

• Step-by-step Ubuntu Server installation process.
• Network configuration using Netplan.
• Fundamentals of User and Group management.
• Managing file permissions and ownership (chmod, chown).

Package Management & Remote Security

Advanced Software Management

• Mastering APT (Advanced Package Tool).
• Handling repositories and managing dependencies.
• Strategies for system updates and patching.

Secure Remote Administration

• SSH configuration and key-based authentication for passwordless logins.
• Hardening the SSH daemon (introduction to fail2ban).
• Establishing remote connections from Windows clients.

Automation & Identity Management (New)

Scripting & Automation

• Introduction to Bash scripting principles.
• Automating backups and system health checks.
• Using Cron jobs for scheduled task management.

Centralized Identity with Samba (Active Directory)

• Concept: Grasping LDAP and Active Directory protocols within Linux.
• Implementation: Installing and configuring Samba as an Active Directory Domain Controller.
• Management: Creating and administering Users and Groups via RSAT (Remote Server Administration Tools) or the CLI.
• Integration: Authenticating Linux clients against the Samba AD using Winbind/SSSD.

Web Services & Storage Integration

Web Server Administration

• Installation and configuration of Apache/Nginx.
• Configuring Virtual Hosts for multi-site hosting.
• Basics of SSL/TLS for securing web traffic.

NAS & Storage Management

• Comprehending NFS and CIFS/Samba protocols.
• Mounting NAS shares for persistent storage solutions.
• Automating mounts at boot via fstab configuration.

Troubleshooting & Real-World Scenarios

Advanced System Troubleshooting

• Resource monitoring using top, htop, and free.
• Network diagnostics with ping, netstat, traceroute, and tcpdump.
• Capstone Lab: Diagnosing a compromised server environment and restoring service.