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Essential practical training for managing Linux servers
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Free
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About Course
In this self-paced course you learn how to setup and manage Linux servers on Red Hat or CentOS Linux distributions. Specifically, you learn how to install, configure and maintain an Enterprise Linux system in a networked environment. Basic administrative tasks are covered such as: creating and managing users, creating and maintaining file systems, Comprehensive hands on exercises are performed throughout the course to reinforce learning and develop skills and competency. Upon successful completion of this course, you will be prepared to maintain Linux systems in a networked business environment.
Although the course includes installing and configuring a CentOS 7 / RHEL 7 Linux system, much of the course content also applies to Oracle, Ubuntu, Scientific and other current versions of mainstream Linux distributions.
After you finish this course, you can move on to our next level Linux System Admin course or How to manage Red Hat or CentOS Linux servers- Intermediate level
Learning Objectives
You will learn:
- Installing the Linux operating system and configuring peripherals
- Performing and modifying startup and shutdown processes
- Creating and maintaining system users and groups
- Understanding and administering file permissions on directories and regular files
- Planning and creating disk partitions and file systems
- Performing maintenance on file systems
Topics and Subtopics
The following outline is covered in this course:
1- System Administration Overview
- UNIX, Linux and Open Source
- Duties of the System Administrator
- Superusers and the Root Login
- Sharing Superuser Privileges with Others (su and sudo Commands)
- TCP/IP Networking Fundamentals
- Online Help
2- Installation and Configuration
- Planning: Hardware and Software Considerations
- Site Planning
- Installation Methods and Types
- Installation Classes
- Partitions
- Logical Volume Manager – LVM
- File System Overview
- Swap Partition Considerations
- Other Partition Considerations
- The Linux Boot Loader: grub
- Software Package Selection
- Adding and Configuring Peripherals
- Printers
- Graphics Controllers
- Basic Networking Configuration
- Booting to Recovery Mode
3- Booting and Shutting Down Linux
- Boot Sequence
- The systemd Daemon
- The systemctl Command
- Targets vs. Run Levels
- Modifying a Target
- Service Unit Scripts
- Changing System States
- Booting into Rescue Mode
- Shutdown Commands
4- Managing Software and Devices
- Identifying Software Packages
- Using rpm to Manage Software
- Using yum to Manage Software
- Installing and Removing Software
- Identifying Devices
- Displaying Device and System Information (PCI, USB)
- Plug and Play Devices
- Device Configuration Tools
5- Managing Users and Groups
- Setting Policies
- User File Management
- The >etc>passwd file
- The >etc>shadow file
- The >etc>group file
- The >etc>gshadow file
- Adding Users
- Modifying User Accounts
- Deleting User Accounts
- Working with Groups
- Setting User Environments
- Login Configuration Files
6- The Linux File System
- Filesystem Types
- Conventional Directory Structure
- Mounting a File System
- The /etc/fstab File
- Special Files (Device Files)
- Inodes
- Hard File Links
- Soft File Links
- Creating New File Systems with mkfs
- The lost+found Directory
- Repairing File Systems with fsck
- The Journaling Attribute
- File and Disk Management Tools
7- Linux File Security
- File Permissions
- Directory Permissions
- Octal Representation
- Changing Permissions
- Setting Default Permissions
- Access Control Lists (ACLs)
- The getfacl and setfacl commands
- SUID Bit
- SGID Bit
- The Sticky Bit
8- Controlling Processes
- Characteristics of Processes
- Parent-Child Relationship
- Examining Running Processes
- Background Processes
- Controlling Processes
- Signaling Processes
- Killing Processes
- Automating Processes
- cron and crontab
- at and batch
- System Processes (Daemons)
Requirements
Good knowledge of Linux commands
Related Courses
Complete Training Bundle
If you are serious about becoming a pro system admin or cloud specialist, you should enroll in Coding Bootcamps school System Admin- Complete Training Bundle. This bundle covers all essential and practical topics related to system administration. For $290 monthly subscription, you can have access to 300+ hours of hands-on project-based training covering all courses related to system administration like Linux, SQL, No-SQL, or Graph database development, bash scripting, Docker, Kubernetes and many more. Click here to learn more.
Private Tutoring Classes
To take skills you learn from this course to the next level, taking the following tutoring classes are highly recommended. It is also a great opportunity to discuss your questions and problems related to this course with an experienced instructor:
- Private tutoring sessions for system administrator management- Weekly and monthly plans
- Linux and bash scripting- Private tutoring sessions
Linux Live Classes
- Essential Linux Commands in 6 Hours by Hands-on Exercises
- Linux Bash & Shell Scripts in 6 Hour by Hands-on Exercises
Red Hat Certifications
- Red Hat Certified System Administrator Live Training Class
- Live training class for obtaining Red Hat Certified Engineer certification
What Is Next?
After finishing this course, you can enroll in any of following classes:
- How to manage Red Hat or CentOS Linux servers- Intermediate level
- Linux Bash Scripting
- Learn SQL Programming by Examples
- Learn PHP Programming
- Advance Linux Bash Scripting
- Web Development with PHP & MySQL
Recommended Free Courses
If you are new to the IT or programming, we suggest the following free courses: