Administering Red Hat Linux (V7) - Part 2

Follow-on Courses

• Administering Red Hat Linux (V7) - Part 3
• Apache Web Server
• Perl Programming
• Oracle SQL

Introduction to VIM

• Introduction to text file editing using vi/vim
• Basic commands
• Copying and moving text
• Search and replace features
• Reading and writing from file
• Exercise

Searching Text and Using Regular Expressions

• Searching for text in vim
• Regular Expressions
• Using grep to search the contents of text files using regular expressions
• Introduction to using 'sed' using regular expressions.
• Exercise

Managing Process Priorities

• Use of nice and renice commands
• Foreground and background processing
• Grouping commands
• Exercise

Installing Red Hat Linux Using Kickstart

• How Kickstart works
• Sections within a Kickstart configuration file
• Pre and Post Kickstart processing
• Creating a Kickstart file
• Creating the Linux Install Server
• Differing ways of starting a Kickstart installation
• Exercise

System Access Controls

• Access Control List (ACL's)
• Authentication policies and User Private Groups
• Password management using passwd, chage etc
• Managing user profile files
• Extended file permissions including suid,sgid
• Switching to another user
• Connecting to a centralized administration server
• Exercise

Adding Disks, Partitions, LVM Volumes and Filesystems

• Creating partitions
• Creating Volume Groups and Logical Volumes
• Creating File Systems
• Exercise

Further Management of LVM's

• Extending Volumes and LVM file systems
• LUKS encrypted partitions
• Creating and Managing Swap space
• Exercise

Configuring a Basic Firewall

• Limiting network access through a firewall
• The firewalld program
• Basic configuration using the GUI interface firewall-config
• Exercise

Configuring and Managing SELINUX

• SELinux
• Management of SELinux
• Easy configuration and customisation of SELinux
• Context types
• semanage, getsebool, setsebool and chcon commands
• SELinux log files
• Exercise

Accessing Remote Systems (NFS & SMB)

• Configuring client access to an Network Filesystem Server (NFS)
• Providing CIFS access (SMB)
• Configuring autofs
• Configure access from a client to a DNS server
• Exercise

Further Software Management

• The Yellow Dog Update, Modifier Tool (YUM)
• Creating a YUM repository
• Exercise

Scheduling Future Tasks

• Using 'at' to manage one-off jobs
• Using the cron system
• System crontab files
• Monitoring cron access
• Controlling access to the 'cron' and 'at' facilities
• Using anacron
• Exercise

Deploying an FTP and Web Server

• The Apache and Tux Web Servers
• Apache server configuration files
• Apache Configuration Directives
• Basic Server Configuration
• HTTP and SELinux
• The FTP Service using vsftpd
• Anonymous FTP Access
• Exercise

Maintaining the Kernel

• Loading and removing modules
• Updating the Kernel package
• Using kernel arguments
• Exercise

Troubleshooting

• Understanding the boot process
• The Rescue Environment
• Booting into Single User Mode
• Recovery from lost root password
• Exercise