Školení: GL-250
Red Hat Enterprise Linux System Administration
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Podrobnosti:
The GL250 is an in-depth course that explores installation, configuration and maintenance of Linux systems. The course focuses on issues universal to every workstation and server. Like all Guru Labs courses, the course material is designed to provide extensive hands-on experience. Topics include: installation and configuration; the boot process; user and group administration; filesystem administration, including quotas, FACLs, RAID and LVM; task automation; client networking; SELinux; software management; log files; troubleshooting; and more.
Osnova kurzu:
1. Den
- Linux workstation installation
- Linux server installation
- Post-install system configuration
- Scripting installation of custom setups using kickstart
- Linux boot process
- SysV init concepts and configuration
- Managing startup of system daemons
- Controlling startup of services in xinetd / inetd
2. Den
- Creation, modification, and deletion of users and groups
- Password aging under Linux
- The Linux login process and login authentication
- Regulating access to the root account via su and sudo
- Creation, modification, and deletion of partitions and filesystems
- Configuring NFS clients
- Client DS configuration - NIS, LDAP
- Management of RAID and LVM devices under Linux
- Using FACLs
- Disk space regulation using quotas
- Backing up and restoring Linux filesystems
3. Den
- Scheduling jobs using cron, anacron, and at
- Management of processes running on the system
- Usage of process accounting and implementation of process limits
- Configuration and analysis of system logs
- System performance analysis
- Configuring network interfaces
- Setup of DNS and DHCP clients
- Diagnosing network setup issues
4. Den
- Configuration of X server
- Installation and maintenance of fonts
- Usage and configuration of XDMCP
- Implementations of X security
- Securing freshly installed Linux systems
- Keeping Linux systems up-to-date
- Configuration of Linux firewalls
- Usage of TCP wrappers to secure Linux systems
5. Den
- Configuration of optimized Linux kernels
- Compiling and installing custom Linux kernels
- Using third-party patches with Linux kernels
- Updating userland to support new kernels
- Concepts for troubleshooting Linux
- Analysis of system logs to identify problems
- Use of systems-level debugging aids in troubleshooting
- Usage of the Linux rescue environment
