Leverage the flexibility and scalability of your Linux OS to meet your organization's critical and ongoing IT needs. In this Linux Administration and Support training course, you learn to build, manage, and fine tune your Linux, Red Hat, CentOS, Debian, or SUSELinux distribution, as well as manage the day-to-day responsibilities of your role as a Linux administrator. Learn to control and troubleshoot the boot process, attach local storage and create file systems and deliver file, print and network services for both UNIX and Windows clients.
- Practical skills in the Linux Operating system at the level of:
- Must be comfortable with Linux command line, including vi text editor and standard file manipulation utilities
- This course uses Red Hat Enterprise Linux
- Concepts taught are applicable to all Linux distributions
Linux Administration and Support Training Delivery Methods
- After-course instructor coaching benefit
- Learning Tree end-of-course exam included
- After-course Sandbox included
Linux Administration and Support Training Course Benefits
Design, configure, and support Linux serversControl and troubleshoot the boot processAttach local storage and create file systemsDeploy software components from source and binary packages
Linux Administration Course Outline
Configuring open–source systems
- The roles of an administrator
- Open–source licencing
- Acquiring your Linux distribution
The System Design
- Structuring the file system
- Selecting software packages
- The /etc configuration hierarchy
Managing the boot process
- Following the boot sequence
- Controlling services with systemctl
Rescuing an unbootable system
- Troubleshooting a boot loader
- Recovering with rescue media
Users and groups
- Enforcing access control policy with Pluggable Authentication Modules (PAM)
- Assigning users to groups
- Establishing and modifying accounts
Process control and logging
- ps
- pstree
- top
- vmstat
- Examining the /proc file system
- Signalling processes with kill and pkill
- Capturing important events with journalctl
- Meeting compliance requirements with journald and syslog
Device and volume management
- Installing new disks
- Establishing and extending logical volumes
Mounting file systems
- Creating and tuning journaled file systems
- Attaching to network file servers
Ensuring availability
- Backing up and restoring data
- Archiving system configuration
Managing software packages
- Manipulating portable tar archives
- Installing software with Red Hat Package Manager (RPM) to blend Red Hat with CentOS and other Linux distributions
Building software from source
- Working with SRPMs and packaging binary RPMs
- Resolving dependency issues with yum
Connecting to an IP network
- Setting IPv4 addresses and netmasks
- Configuring and testing IPv6 connectivity
Controlling network services
- Providing multiple websites with Apache virtual hosting
- Securing services with access control
Service for UNIX and Mac OS X clients
- Offering local and network print services
- Sharing files with NFS
Service for Windows clients
- Emulating Windows services with Samba
- Authenticating users
Kernel building and configuration
- Probing the PCI bus with lspci
- Discovering new hardware with sysfs
- Inserting new device drivers
- Determining required functionality
Running high–performance clusters
- Balancing network load with Linux Virtual Server (LVS)
- Ensuring high availability with keepalived
