Linux System Administration Training Course

This course provides participants with the essential skills to install, configure, manage, and troubleshoot Linux systems. Covering major distributions such as Ubuntu, CentOS, and Red Hat, the training focuses on command-line operations, system administration, user management, networking, security, and shell scripting. Participants will gain hands-on experience in administering Linux servers, preparing them for workplace roles as well as industry certifications (e.g., LPIC-1, CompTIA Linux+, or RHCSA).

Target Groups

• IT professionals and system administrators
• Students and graduates pursuing a career in IT infrastructure
• Professionals preparing for Linux certifications
• Technical staff managing Linux-based servers
• Developers working with Linux environments
• Anyone interested in learning Linux system administration

Course Objectives

By the end of this course, participants will be able to:

• Install and configure popular Linux distributions.
• Use the Linux command line for administrative tasks.
• Manage users, groups, and file permissions.
• Configure and maintain file systems and storage.
• Set up and manage system services and processes.
• Implement basic networking and firewall rules.
• Secure Linux systems using best practices.
• Automate tasks with shell scripting.
• Perform system monitoring, backups, and recovery.
• Troubleshoot common Linux issues effectively.

Course Modules

Module 1: Introduction to Linux Systems

• Linux distributions and architecture
• Navigating the Linux file system
• Basic commands and command-line interface

Module 2: Installation & Package Management

• Installing Linux (Ubuntu, CentOS, Red Hat)
• Package managers (APT, YUM, DNF)
• Updating and upgrading systems

Module 3: User & Group Management

• Creating and managing users and groups
• File permissions and ownership (chmod, chown, umask)
• Sudo privileges and access control

Module 4: File Systems & Storage Management

• File system hierarchy and mount points
• Disk partitions and LVM (Logical Volume Manager)
• File system maintenance tools (fsck, df, du)

Module 5: Process & Service Management

• Managing processes with ps, top, kill
• Systemd services and init scripts
• Scheduling tasks with cron and at

Module 6: Networking in Linux

• Configuring network interfaces and hostnames
• DNS, DHCP, and static IP setup
• Firewalls (iptables, firewalld, ufw)

Module 7: Security & Access Control

• SSH configuration and secure access
• Configuring SELinux and AppArmor
• System hardening best practices

Module 8: Shell Scripting & Automation

• Writing basic shell scripts
• Variables, loops, and conditionals
• Automating system administration tasks

Module 9: System Monitoring & Troubleshooting

• Monitoring performance (vmstat, iostat, sar)
• Log management with journalctl and syslog
• Troubleshooting boot issues and system errors

Module 10: Backup, Recovery & Case Studies

• Backup tools (rsync, tar, dump)
• Disaster recovery and restore strategies
• Real-world Linux administration scenarios
• Hands-on labs and exercises