Linux tutorial from basic to advanced

1. Introduction to Linux:
What is Linux?
History and distributions.
Basic Linux concepts: Kernel, Shell, Filesystem, Processes.
2. Getting Started:
Installation of a Linux distribution (e.g., Ubuntu, CentOS).
Basic command-line navigation and usage.
Filesystem hierarchy.
3. Working with the Shell:
Understanding shells (Bash, Zsh, etc.).
Shell scripting basics.
4. User and Permissions:
User management (add, modify, delete users) & File permissions and ownership.
Access Control Lists (ACLs).
5. System Administration Basics:
Package management (apt, yum, etc.).
Service management (systemd, init.d).
Basic networking commands (ifconfig, ping, netstat).
System monitoring (top, ps, htop).
6. Advanced Filesystem Management:
Disk management (fdisk, parted).
Filesystem management (mkfs, mount, fsck).
Logical Volume Management (LVM).
7. Shell Scripting:
Writing and executing shell scripts.
Control structures (if statements, loops).
Functions and arguments.
8. Network Configuration and Services:
Configuring network interfaces (ifconfig, ip).
DNS configuration (resolv.conf).
Setting up basic network services (SSH, FTP, Apache, Nginx).
9. Security and Permissions:
Firewall configuration (iptables, firewalld).
Security best practices.
Filesystem encryption (LUKS).
10. System Monitoring and Performance Tuning:
Performance monitoring (vmstat, iostat).
Process management (kill, nice, renice).
Resource usage optimization.
11. Advanced System Administration:
Advanced package management (aptitude, yum-utils).
Automating tasks with cron jobs.
System backups and recovery.
12. Virtualization and Containers:
Introduction to virtualization (VirtualBox, VMware).
Introduction to containerization (Docker, Kubernetes).
13. Advanced Shell Scripting:
Advanced scripting techniques.
Error handling and debugging.
Script optimization.
14. High Availability and Clustering:
Introduction to HA concepts.
Setting up a basic cluster (Pacemaker, Corosync).
15. System Security:
Intrusion Detection Systems (IDS).
System hardening.
Penetration testing basics.
16. Cloud Computing and DevOps:
Introduction to cloud computing (AWS, GCP, Azure).
Basics of DevOps practices and tools.
17. Advanced Networking:
Virtual Private Networks (VPN).
Network troubleshooting tools (tcpdump, wireshark).
Advanced routing and VLANs.
18. Linux Kernel Internals:
Understanding the Linux kernel.
Kernel modules and device drivers.
19. Certification and Career Advancement:
Linux certification paths (e.g., CompTIA Linux+, RHCSA, RHCE).
Job roles and opportunities for Linux professionals.
20. Continuous Learning and Resources:
Keeping up-to-date with Linux advancements.
Online communities, forums, and resources.
Books, tutorials, and courses.

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