Duration 5 days – 35 hrs
Overview
The “Linux Administration” training course is designed to provide participants with in-depth knowledge and practical skills in managing and administering Linux systems. This course is ideal for IT professionals, system administrators, and anyone interested in mastering Linux administration. Participants will gain hands-on experience in system installation, configuration, maintenance, and troubleshooting, as well as understanding various open-source tools and technologies.
Objectives
- Gain a solid understanding of Linux operating systems.
- Learn to install and configure Linux servers.
- Master user and group management.
- Understand file systems and storage management.
- Explore network configuration and security.
- Develop skills in system monitoring, maintenance, and troubleshooting.
Audience
- System administrators
- IT professionals
- Network administrators
- Technical support engineers
- Anyone interested in Linux system administration
Prerequisites
- Basic knowledge of computer hardware and software.
- Familiarity with operating system concepts.
- Basic command-line usage.
- Understanding of file and directory structures.
Course Content
Day 1: Introduction to Linux
Introduction to Linux
- History and evolution of Linux
- Overview of Linux distributions
- Benefits of using Linux
Linux Installation and Configuration
- Preparing for installation
- Installing Linux (Ubuntu/CentOS)
- Basic system configuration
- Using the command line interface (CLI)
Basic Linux Commands
- Navigating the file system
- File and directory operations
- Using text editors (nano, vi)
- Managing file permissions and ownership
Day 2: User and Group Management
User Management
- Creating and managing user accounts
- Understanding user profiles and permissions
- Using sudo for administrative tasks
Group Management
- Creating and managing groups
- Adding and removing users from groups
- Group permissions and policies
Authentication and Authorization
- Password management and policies
- Configuring PAM (Pluggable Authentication Modules)
- Using LDAP for centralized authentication
Day 3: Network Configuration and Security
Network Configuration
- Configuring network interfaces
- Managing IP addresses and routing
- Using NetworkManager and nmcli
Network Services
- Configuring DHCP and DNS services
- Setting up web and FTP servers
- Managing SSH for remote access
Security and Firewall
- Understanding Linux security model
- Configuring iptables and firewalld
- Using SELinux/AppArmor for access control
Day 4: File Systems and Storage Management
Understanding File Systems
- Linux file system hierarchy
- Common file systems (ext4, XFS, Btrfs)
- Mounting and unmounting file systems
Disk Management
- Partitioning and formatting disks
- Managing disk quotas
- Using Logical Volume Manager (LVM)
Storage Management
- Configuring RAID
- Network Attached Storage (NAS)
- Storage Area Networks (SAN)
Day 5: System Monitoring and Troubleshooting
System Monitoring
- Monitoring system performance (CPU, memory, disk)
- Using top, htop, and other monitoring tools
- Log management and analysis
Maintenance and Updates
- Managing software packages with APT/YUM
- Automating updates and patches
- Backup and restore strategies
Troubleshooting
- Diagnosing common Linux issues
- Troubleshooting boot and hardware problems
- Network troubleshooting techniques
