This GL134 course is designed to follow an identical set of topics as the Red Hat® RH134, RH135 courses with the added benefit of very comprehensive lab exercises and detailed lecture material.
The Red Hat Enterprise Linux (RHEL) system administration topics covered in this course along with the GL124 course cover the certification objects of the Red Hat Certified System Administrator (RHCSA) exam.
The topics covered include automating installation with Kickstart, intermediate and advanced level command line building blocks and tools, troubleshooting, network file sharing server configuration, connecting to a directory service, managing advanced security settings, maintenance tasks, and kernel tuning.
Current Version: D03
Red Hat® is a registered trademark of Red Hat, Inc. and its use by Guru Labs, L.C. does not imply association or sponsorship by Red Hat, Inc.
Prerequisites:
Completion of or skills equal to the GL124 "Linux Systems Administration I" course.
Supported Distributions:
Red Hat Enterprise Linux 7
Course Outline:
- Automated installation with Kickstart
- Kickstart
- Anaconda: An Overview
- Anaconda: Booting the System
- Anaconda: Common Boot Options
- Anaconda: Loading Anaconda and Packages
- Anaconda: Storage Options
- Anaconda: Troubleshooting
- Linux Installation
- Automating Installation with Kickstart
- Use regular expressions with grep
- Searching Inside Files
- The Streaming Editor
- Regular Expression Overview
- Regular Expressions
- RE Character Classes
- Regex Quantifiers
- RE Parenthesis
- Pattern Matching with Regular Expressions
- Extended Regular Expressions
- Using Regular Expressions With sed
- Create and edit text files with Vim
- Text Editing
- vi and Vim
- Learning Vim
- Basic vi
- Intermediate vi
- Text Editing with Vim
- Schedule future Linux tasks
- Automating Tasks
- at/batch
- cron
- The crontab Command
- crontab Format
- /etc/cron.*/ Directories
- Anacron
- Creating and Managing User Cron Jobs
- Adding System cron Jobs
- Manage priority of Linux processes
- Viewing Processes
- Managing Processes
- Tuning Process Scheduling
- Process Management Basics
- Control access to files with access control lists (ACL)
- File and Directory Permissions
- File Access Control Lists
- Manipulating FACLs
- Viewing FACLs
- Backing Up FACLs
- Using Filesystem ACLs
- Manage SELinux security
- SELinux Security Framework
- SELinux Modes
- SELinux Commands
- Choosing an SELinux Policy
- SELinux Booleans
- Permissive Domains
- SELinux Policy Tools
- SELinux Troubleshooting
- SELinux Troubleshooting Continued
- Exploring SELinux Modes
- SELinux File Contexts
- Connect to network-defined users and groups
- RHEL DS Client Configuration
- System Security Services Daemon (SSSD)
- Using LDAP for Centralized User Accounts
- Add disks, partitions, and file systems to a Linux system
- Partitioning Disks with fdisk & gdisk
- Resizing a GPT Partition with gdisk
- Partitioning Disks with parted
- Filesystem Creation
- Filesystem Maintenance
- Managing an XFS Filesystem
- Swap
- Creating and Managing Filesystems
- Hot Adding Swap
- Manage logical volume management (LVM) storage
- Logical Volume Management
- Implementing LVM
- Creating Logical Volumes
- Activating LVM VGs
- Exporting and Importing a VG
- Examining LVM Components
- Changing LVM Components
- Advanced LVM Overview
- Advanced LVM: Components & Object Tags
- Advanced LVM: Automated Storage Tiering
- Advanced LVM: Thin Provisioning
- Advanced LVM: Striping & Mirroring
- Advanced LVM: RAID Volumes
- gnome-disk-utility
- Creating and Managing LVM Volumes
- Access networked attached storage with network file system (NFS)
- File Sharing via NFS
- NFSv4+
- NFS Clients
- NFS
- NFS Server Configuration
- NFS Server Configuration
- Access networked attached storage with SMB
- Accessing Windows/Samba Shares from Linux
- AutoFS
- AutoFS Configuration
- Using autofs
- Control and troubleshoot the Red Hat Enterprise Linux boot process
- System Boot Method Overview
- systemd System and Service Manager
- systemd Targets
- Using systemd
- Legacy Support for SysV init
- Booting Linux on PCs
- GRUB 2
- GRUB 2 Configuration
- GRUB 2 Security
- Boot Parameters
- Initial RAM Filesystem
- init
- Linux Runlevels Aliases
- Systemd local-fs.target and sysinit.target
- Systemd basic.target and multi-user.target
- Legacy local bootup script support
- System Configuration Files
- RHEL7 Configuration Utilities
- Shutdown and Reboot
- Boot Process
- Booting directly to a bash shell
- GRUB Command Line
- Basic GRUB Security
- Managing Services With Systemd's systemctl
- Creating a systemd unit file
- Troubleshooting Practice: Boot Process
- Linux network communication with firewall
- Netfilter: Stateful Packet Filter Firewall
- Netfilter Concepts
- Using the iptables Command
- Netfilter Rule Syntax
- Targets
- Common match_specs
- Connection Tracking
- FirewallD
- Securing Services with Netfilter
- FirewallD
- Comprehensive review
- System Administration II
- Understand And Use Essential Tools
- Operate Running Systems
- Configure Local Storage and Filesystems
- Users, Groups, and File Permissions
- Maintenance and Recovery