Linux Command Line & Administration
The planned outline of 18 modules. Lessons are written, run and reviewed before they are published.
Before this track
Planned outline
- Module 1
Linux, distributions and your practice lab
Coming soon - Module 2
Files and the filesystem from an administrator's view
Coming soon - Module 3
Users, groups and privilege
Coming soon - Module 4
Permissions and access control
Coming soon - Module 5
Processes, sessions and resources
Coming soon - Module 6
Installing and maintaining software
Coming soon - Module 7
Services and scheduling with systemd
Coming soon - Module 8
Logs, monitoring and observation tools
Coming soon - Module 9
Networking, firewalls and remote access
Coming soon - Module 10
Disks, filesystems and storage
Coming soon - Module 11
Boot, kernel and system settings
Coming soon - Module 12
Security and hardening
Coming soon - Module 13
Backups and automation
Coming soon - Module 14
Running web servers, virtual machines and containers
Coming soon - Module 15
Nginx in depth: routing, upstreams, caching, limits, TLS and reloads
Coming soon - Module 16
Apache HTTP Server (httpd): sites, rewrites, HTTPS, proxying and MPMs
Coming soon - Module 17
Troubleshooting Linux systems
Coming soon - Module 18
Interviews, certifications and next steps
Coming soon
Related tools
Chmod Calculator Work out chmod numbers, symbolic modes and umask results, with warnings for risky modes. Cron Expression Generator & Explainer Write, check and translate cron schedules — and see exactly when they run. Port Number Lookup What runs on a port, what IANA says about it, and whether it should face the internet.
Official documentation
- man7.org/linux/man-pages (man7.org)
- www.kernel.org/doc/html/latest (kernel.org)
- pubs.opengroup.org/onlinepubs/9799919799 (pubs.opengroup.org)
More in DevOps and cloud
- Git & GitHub (coming soon)
- Docker & Containers (coming soon)
- Cloud Computing Fundamentals (coming soon)
- IT Support & Help Desk Fundamentals (coming soon)
- All DevOps & cloud tracks
- How we make lessons