Linux Training : Red Hat System Administration II

This course will teach the commands and methods needed to setup and manage a RHEL 6 system. The course will also use a problem solving approach in the lab exercises to teach system administrators advanced topics, for long-term mangement of the system.

This course is the equivalent to Red Hat course 134, and is a continuation and companion to Red Hat course 124, and is the second preparation course for the RHCSA certification examination.

Systems: Red Hat Enterprise Linux Version 6 (all update levels)

Linux Training Prerequisites

It is assumed that the participant has successfully completed the Red Hat System Administration I course, or has equivalent system time as a user.

Linux Training Course duration

This course normally requires four (4) days, approximately 60% lecture, and 40% lab time.

Linux Training Course Objectives

On completion of this course, a systems administrator should be able to install, update, and boot the RHEL 6 operating system; set up user accounts and directories; prepare queues for use; perform backups for integrity and performance reasons; monitor the system for performance and do basic setup of network software and capabilities.

Linux Training Course outline

Advanced System Concepts for System Administrators

Linux history and timelines
Process concepts
Bash Shell command usage and review
Optimizing system help information
System administrator functions
Using the root account
root access via sudo
Using the RHEL 6 administrative graphical interfaces
Manipulating system default environment files
Installing and using webmin for remote administration

System Installation and Updating

Installation types and methods (review)
Installing the RHEL 6 operating system via kickstart
Package management via yum (repositories)
Reconfiguring the Linux kernel (modules)

Startup and Shutdown

Controlling kernel operations via boot time arguments
Grub loader manipulation
- alternative menu entries
- password protections
Boot time troubleshooting
Upstart init service

Managing of System Users and Files

Security through PAM password aging
Group level password controls
Access Control Lists (ACLs)
- files
- directory (defaults)
Process priorities

Managing Printer Queues

Creation of an execution print queue
Commands to manipulate queues
Commands to manipulate jobs in queues

Managing Disk and Tape Volumes

Commands to manipulate partitions
- fdisk
- partprobe
- encrypting file systems (LUKS)
- verifying file system structures with fsck
Commands to manipulate archival volumes:
- tar utility
- cpio utility
- dump and restore utilities
- LVM snapshots

Monitoring System Activity

Informational Utilities
The vmstat utility
The iostat utility
The sar utility
The netstat utility
Maintaining swap and paging space(s)
Using the top facility
Maintaining swap and paging space(s)
Using the top facility

Maintaining System Integrity

SELinux basics
Pluggable Authentication Module (PAM) basics
Log file control (logrotate)

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