- Linux Kernel
- Kernel Components
- Compiling a kernel
- Patching a kernel
- Customise, build and install a custom kernel and kernel modules
- Manage/Query kernel and kernel modules at runtim
- System Startup
- Customising system startup and boot processes
- System recovery
Filesystem and Devices
- Operating the Linux filesystem
- Maintaining a Linux filesystem
- Creating and configuring filesystem options
- udev Device Management
Advanced Storage Device Administration
- Configuring RAID
- Adjusting Storage Device Access
- Logical Volume Manager
- Networking Configuration
- Basic networking configuration
- Advanced Network Configuration and Troubleshooting
- Troubleshooting network issues
- Notify users on system-related issues
- System Maintenance
- Make and install programs from source
- Backup operations
- Domain Name Server
- Basic DNS server configuration
- Create and maintain DNS zones
- Securing a DNS server
- Web Services
- Implementing a web server
- Maintaining a web server
- Implementing a proxy server
- File Sharing
- SAMBA Server Configuration
- NFS Server Configuration
- Network Client Management
- DHCP configuration
- PAM authentication
- LDAP client usage
- E-Mail Services
- Using e-mail servers
- Managing Local E-Mail Delivery
- Managing Remote E-Mail Delivery
- System Security
- Configuring a router
- Securing FTP servers
- Secure shell (SSH)
- TCP Wrapper
- Security tasks
- Troubleshooting
- Identifying boot stages and troubleshooting bootloaders
- General troubleshooting
- Troubleshooting system resources
- Troubleshooting environment configurations
