 | Linux system administration is one of the most in-demand skills in IT. Whether you’re looking for expert test prep for the Linux Foundation Certified System Administration certification, need training to help start a new Linux IT career, transition to Linux from another platform, or you’re just brushing up on your sysadmin skills, this course will teach you what you need to know. |
Audience
This course is designed to provide students with the necessary skills and abilities to work as a professional Linux system administrator. Students should have basic knowledge of Linux and its most common utilities and text editors.
Course Materials
Registration includes a printed course manual, a Linux Foundation Certified System Administrator exam attempt, and access to LFS201 Essentials of System Administration.
Course Outline
Linux System Administration
- Introduction
- Linux Foundation
- Linux Foundation Training
- Laboratory Exercises
- Distribution Details
- Obtaining Class Solutions and Resources
- Registration
- System Startup and Shutdown
- Understanding the Boot Sequence
- The Grand Unified Boot Loader
- GRUB Configuration Files
- System Configuration Files in /etc
- The init Process
- SysVinit Startup
- chkconfig and service
- Upstart
- systemd
- Shutting down/Rebooting the System
- Linux Filesystem Tree Layout
- Data Distinctions
- FHS Linux Standard Directory Tree
- root (/) directory
- /bin
- /dev
- /etc
- /home
- /lib and /lib64
- /media
- /mnt
- /opt
- /proc
- /sys
- /root
- /sbin
- /tmp
- /usr
- /var
- /run
- Kernel Services and Configuration
- Kernel Overview
- Kernel Configuration
- sysctl
- Kernel Modules
- Module Utilities
- Module Configuration
- udev and Device Management
- Partitioning and Formatting Disks
- Common Disk Types
- Disk Geometry
- Partitioning
- Naming Disk Devices
- Sizing up partitions
- Partition table editors
- Linux Filesystems
- Some Notes About Filesystems
- Virtual Filesystem (VFS)
- Filesystem Concepts
- Disk and Filesystem Usage
- Extended Attributes
- ext4
- XFS
- btrfs
- Creating and formatting filesystems
- Checking and Repairing Filesystems
- Mounting filesystems
- Swap
- Filesystem Quotas
- RAID and LVM
- RAID
- RAID Levels
- Software RAID Configuration
- Logical Volume Management (LVM)
- Volumes and Volume Groups
- Working with Logical Volumes
- Resizing Logical Volumes
- LVM Snapshots
- processes
- Programs and Processes
- Process States
- Execution Modes
- Daemons
- Creating Processes
- Process Limits
- Process Monitoring
- Signals
- niceness
- Libraries
- Package Management Systems
- Software Packaging Concepts
- RPM (Red Hat Package Manager)
- DPKG (Debian Package)
- Revision Control Systems
- Package Installers
- Package Installers
- yum
- zypper
- APT
- User and Group Account Management
- User Accounts
- Management
- Passwords
- Restricted Shells and Accounts
- The root Account
- Group Management
- PAM (Pluggable Authentication Modules)
- Authentication Process
- Configuring PAM
- LDAP Authentication
- File Permissions and Ownership
- SSH
- Backup and Recovery Methods
- Backup Basics
- cpio
- tar
- Compression: gzip, bzip2 and xz and Backups
- dd
- rsync
- dump and restore
- mt
- Backup Programs
- Networking
- IP Addresses
- Hostnames
- Configuring Network Interfaces
- Routing
- Name Resolution
- Network Diagnostics
- Firewalls
- Firewalls
- Interfaces
- firewalld
- Zones
- Source Management
- Service and Port Management
- Local System Security
- Local System Security
- Creating a Security Policy
- Updates and Security
- Physical Security
- Filesystem Security
- Linux Security Modules
- Basic Troubleshooting and System Rescue
- Troubleshooting Overview
- Things to Check: Networking
- Boot Process Failures
- Filesystem Corruption and Recovery
- Virtual Consoles
- Rescue Media and Troubleshooting
- System Rescue and Recovery
- Evaluation Survey
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