91 Linux Administration courses

Duration 5 Days 30 CPD hours This course is intended for Linux system administrators, site reliability engineers, and other IT professionals with some Ansible experience who are interested in learning how to manage and automate the deployment, configuration, and operation of key network services included with Red Hat Enterprise Linux 8. Overview Provide key network services using software included with Red Hat Enterprise Linux 8, including DNS with Unbound and BIND9, DHCP and DHCPv6, client e-mail transmission, printing service, NFS and SMB protocol file sharing, SQL database service with MariaDB, and web services using Apache HTTPD, nginx, Varnish, and HAProxy. Configure advanced networking for server use cases, including device teaming. Use Red Hat Ansible Engine to automate the manual deployment and configuration tasks covered in this course. Learn how to configure, manage, and scale key services used in the data center Red Hat Services Management and Automation (RH358) is designed for IT professionals with some experience managing Linux© systems and want to learn more about how to manage and deploy network services included with Red Hat© Enterprise Linux which are particularly important in the modern IT data center. You will learn how to install, configure, and manage basic configurations of these services manually, and then use Red Hat Ansible© Engine to automate your work in a scalable, repeatable manner. This course is based on Red Hat Ansible Engine 2.9 and Red Hat Enterprise Linux 8.1. 1 - Manage network services Discuss and review key tools and skills needed to manage network services. 2 - Configure link aggregation Improve the redundancy or throughput of network connections of servers by configuring Linux network teaming between multiple network interfaces. 3 - Manage DNS and DNS servers Explain the operation of DNS service, troubleshoot DNS issues, and configure servers to act as a DNS caching nameserver or as an authoritative name server. 4 - Manage DHCP and IP address assignment Explain and configure services used for IPv4 and IPv6 address assignment including DHCP, DHCPv6, and SLAAC. 5 - Manage printers and printing files Configure systems to print to a network printer that supports IPP Everywhere, as well as manage existing printer queues. 6 - Configure email transmission Discuss how mail servers operate, then configure a server to use system tools and Postfix to send email messages through an outbound mail relay. 7 - Configure MariaDB SQL databases Discuss the basic operation of SQL-based relational databases, perform basic SQL queries for troubleshooting, and be able to set up a simple MariaDB database service. 8 - Configure web servers Provide web content from Apache HTTPD or Nginx web servers, then configure them with virtual hosts and TLS-based encryption. 9 - Optimize web server traffic Improve performance of your web servers by using Varnish to cache static content being served and HAProxy to terminate TLS connections and balance load between servers. 10 - Provide file-based network storage Deliver simple file-based network shares to clients using the NFS and SMB protocols. 11 - Access block-based network storage Configure iSCSI initiators on your servers to access block-based storage devices provided by network storage arrays or Ceph storage clusters.

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Register on the Linux for Cloud and DevOps Engineers today and build the experience, skills and knowledge you need to enhance your professional development and work towards your dream job. Study this course through online learning and take the first steps towards a long-term career. The course consists of a number of easy to digest, in-depth modules, designed to provide you with a detailed, expert level of knowledge. Learn through a mixture of instructional video lessons and online study materials. Receive online tutor support as you study the course, to ensure you are supported every step of the way. Get an e-certificate as proof of your course completion. The Linux for Cloud and DevOps Engineers is incredibly great value and allows you to study at your own pace. Access the course modules from any internet-enabled device, including computers, tablet, and smartphones. The course is designed to increase your employability and equip you with everything you need to be a success. Enrol on the now and start learning instantly! What You Get With The Linux for Cloud and DevOps Engineers Receive a e-certificate upon successful completion of the course Get taught by experienced, professional instructors Study at a time and pace that suits your learning style Get instant feedback on assessments 24/7 help and advice via email or live chat Get full tutor support on weekdays (Monday to Friday) Course Design The course is delivered through our online learning platform, accessible through any internet-connected device. There are no formal deadlines or teaching schedules, meaning you are free to study the course at your own pace. You are taught through a combination of Video lessons Online study materials Certification Upon successful completion of the course, you will be able to obtain your course completion e-certificate free of cost. Print copy by post is also available at an additional cost of £9.99 and PDF Certificate at £4.99. Who Is This Course For: The course is ideal for those who already work in this sector or are an aspiring professional. This course is designed to enhance your expertise and boost your CV. Learn key skills and gain a professional qualification to prove your newly-acquired knowledge. Requirements: The online training is open to all students and has no formal entry requirements. To study the Linux for Cloud and DevOps Engineers, all your need is a passion for learning, a good understanding of English, numeracy, and IT skills. You must also be over the age of 16.  Course Content Introduction Introduction 00:02:00 Operating System 00:04:00 Create an AWS account 00:06:00 Create a Linux EC2 Instance 00:06:00 Connect to Linux system using Mobaxterm from Windows 00:04:00 Connect to Linux system from MAC 00:02:00 Linux Filesystem Hierarchy 00:08:00 Files and Directories Basic Linux Commands 00:05:00 Read a File 00:06:00 Create a File 00:10:00 Edit or Append Content to a File 00:08:00 Create Directories 00:05:00 Remove FIles and Directories 00:09:00 Manage Files and Directories Copy Files or Directories - Commands: cp 00:06:00 Move or Rename a File 00:02:00 Change Directory - Command: cd 00:06:00 How to Search a File - Commands: find, diff and file 00:05:00 Search a word in a file - Command: grep 00:09:00 Replace a Word in a File - Commands: sed 00:09:00 User Management Creating & Managing a User - Command useradd 00:08:00 Login as a User on EC2 Instance 00:04:00 ls Command Explained 00:12:00 File Permissions 00:04:00 Changing Permissions - Commands: chmod 00:10:00 Changing Ownership - Commands: chown, file 00:04:00 System Management Gather System Information - Commands: free, cpuinfo, uname etc.. 00:08:00 Software Management Installing Packages - Commands : yum [install, remove] 00:06:00 Updating and Getting Info about Packages - Commands: yum [update, list, info] 00:03:00 Networking Collect Network info - Commands: hostname, ping, wget, ifconfig, curl 00:09:00 Telnet explained 00:06:00 Services Services - Commands: service [status, start, stop] 00:07:00 Services - commands chkconfig, systemctl 00:07:00 Process Management Process Management - Commands: ps, fg, bg, top 00:11:00 Other Topics Archiving files and directories - Commands: gzip, gunzip, zip, unzip, tar 00:08:00 Crontab Explained 00:09:00 Softlink and Hardlink - Commands: ln 00:10:00 Copy files from Windows to Linux - Commands: scp 00:16:00 Resources Resources - Linux for Cloud and DevOps Engineers 00:00:00 Frequently Asked Questions Are there any prerequisites for taking the course? There are no specific prerequisites for this course, nor are there any formal entry requirements. All you need is an internet connection, a good understanding of English and a passion for learning for this course. Can I access the course at any time, or is there a set schedule? You have the flexibility to access the course at any time that suits your schedule. Our courses are self-paced, allowing you to study at your own pace and convenience. How long will I have access to the course? For this course, you will have access to the course materials for 1 year only. This means you can review the content as often as you like within the year, even after you've completed the course. However, if you buy Lifetime Access for the course, you will be able to access the course for a lifetime. Is there a certificate of completion provided after completing the course? Yes, upon successfully completing the course, you will receive a certificate of completion. This certificate can be a valuable addition to your professional portfolio and can be shared on your various social networks. Can I switch courses or get a refund if I'm not satisfied with the course? We want you to have a positive learning experience. If you're not satisfied with the course, you can request a course transfer or refund within 14 days of the initial purchase. How do I track my progress in the course? Our platform provides tracking tools and progress indicators for each course. You can monitor your progress, completed lessons, and assessments through your learner dashboard for the course. What if I have technical issues or difficulties with the course? If you encounter technical issues or content-related difficulties with the course, our support team is available to assist you. You can reach out to them for prompt resolution.

Description: Learn to use the open source software operating system with the Ubuntu Linux for Beginners course. Ubuntu is a free and open source operating system and Linux distribution based on Debian. Ubuntu is the most popular Linux distro or software distribution package. The course will familiarize you with the operating system. You will learn to work with Ubuntu Linux. The system of installing and optimizing the operating system for the better results will be discussed in the course. You will explore the techniques of installing Ubuntu along with your primary operating system. You will also learn how to move on to the more advanced commands and how to manage users, permissions, and groups. Apart from the installation and optimization, the course shows you Ubuntu Linux developer tools and the shows the strategies of hosting your own web server. Finally, the course introduces you with Linux Network Administration Tools. By the end of the course, you will be able to use the operating system confidently. Assessment: This course does not involve any MCQ test. Students need to answer assignment questions to complete the course, the answers will be in the form of written work in pdf or word. Students can write the answers in their own time. Once the answers are submitted, the instructor will check and assess the work. Certification: After completing and passing the course successfully, you will be able to obtain an Accredited Certificate of Achievement. Certificates can be obtained either in hard copy at a cost of £39 or in PDF format at a cost of £24. Who is this Course for? Ubuntu Linux for Beginners is certified by CPD Qualifications Standards and CiQ. This makes it perfect for anyone trying to learn potential professional skills. As there is no experience and qualification required for this course, it is available for all students from any academic background. Requirements Our Ubuntu Linux for Beginners is fully compatible with any kind of device. Whether you are using Windows computer, Mac, smartphones or tablets, you will get the same experience while learning. Besides that, you will be able to access the course with any kind of internet connection from anywhere at any time without any kind of limitation. Career Path After completing this course you will be able to build up accurate knowledge and skills with proper confidence to enrich yourself and brighten up your career in the relevant job market. Ubuntu Linux for Beginners THE COMPANY BEHIND UBUNTU 00:15:00 DOMAIN NAME SYSTEM ON UBUNTU 00:15:00 DDNS Changes 00:30:00 UFW ON UBUNTU 00:30:00 UFW FEATURES 00:15:00 MAIL SERVER ON UBUNTU Part 1 00:30:00 MAIL SERVER ON UBUNTU Part 2 00:15:00 KERBEROS AND FEDERATION SERVICES ON UBUNTU 00:30:00 WORKING WITH WEB SERVERS ON UBUNTU 00:15:00 WORKING WITH DATABASE SERVERS ON UBUNTU 00:15:00 Order Your Certificate and Transcript Order Your Certificates and Transcripts 00:00:00

Overview of Learn Linux in 5 Days Join our Learn Linux in 5 Days course and discover your hidden skills, setting you on a path to success in this area. Get ready to improve your skills and achieve your biggest goals. The Learn Linux in 5 Days course has everything you need to get a great start in this sector. Improving and moving forward is key to getting ahead personally. The Learn Linux in 5 Days course is designed to teach you the important stuff quickly and well, helping you to get off to a great start in the field. So, what are you looking for? Enrol now! This Learn Linux in 5 Days Course will help you to learn: Learn strategies to boost your workplace efficiency. Hone your skills to help you advance your career. Acquire a comprehensive understanding of various topics and tips. Learn in-demand skills that are in high demand among UK employers This course covers the topic you must know to stand against the tough competition. The future is truly yours to seize with this Learn Linux in 5 Days. Enrol today and complete the course to achieve a certificate that can change your career forever. Details Perks of Learning with IOMH One-To-One Support from a Dedicated Tutor Throughout Your Course. Study Online — Whenever and Wherever You Want. Instant Digital/ PDF Certificate. 100% Money Back Guarantee. 12 Months Access. Process of Evaluation After studying the course, an MCQ exam or assignment will test your skills and knowledge. You have to get a score of 60% to pass the test and get your certificate. Certificate of Achievement Certificate of Completion – Digital / PDF Certificate After completing the Learn Linux in 5 Days course, you can order your CPD Accredited Digital/ PDF Certificate for £5.99. Certificate of Completion – Hard copy Certificate You can get the CPD Accredited Hard Copy Certificate for £12.99. Shipping Charges: Inside the UK: £3.99 International: £10.99 Who Is This Course for? This Learn Linux in 5 Days is suitable for anyone aspiring to start a career in relevant field; even if you are new to this and have no prior knowledge, this course is going to be very easy for you to understand. On the other hand, if you are already working in this sector, this course will be a great source of knowledge for you to improve your existing skills and take them to the next level. This course has been developed with maximum flexibility and accessibility, making it ideal for people who don’t have the time to devote to traditional education. Requirements You don’t need any educational qualification or experience to enrol in the Learn Linux in 5 Days course. Do note: you must be at least 16 years old to enrol. Any internet-connected device, such as a computer, tablet, or smartphone, can access this online course. Career Path The certification and skills you get from this Learn Linux in 5 Days Course can help you advance your career and gain expertise in several fields, allowing you to apply for high-paying jobs in related sectors. Course Curriculum Unit 01: Overview Course Overview 00:03:00 Unit 02: Day 1 Background and Introduction 00:07:00 Linux Distributions 00:05:00 Installing VirtualBox on Windows 00:03:00 Installing VirtualBox on Mac 00:03:00 Installing Linux Using an Image for VirtualBox 00:05:00 VirtualBox Troubleshooting Tips 00:02:00 When to Install Linux from Scratch 00:15:00 Installing CentOS from Scratch / CentOS Manual Installation Process 00:23:00 Getting Connected 00:11:00 Connect Directly 00:02:00 Unit 03: Day 2 The Linux Directory Structure 00:10:00 The Shell 00:08:00 Basic Linux Commands 00:05:00 Teach Yourself to Fish 00:06:00 Working with Directories 00:09:00 Listing Files and Understanding LS Output 00:12:00 Unit 04: Day 3 File and Directory Permissions Explained - Part One 00:11:00 File and Directory Permissions Explained - Part Two 00:09:00 View Files and the Nano Editor 00:05:00 Editing Files in Vi 00:10:00 Editing Files with Emacs 00:06:00 Finding Files and Directories 00:07:00 Graphical Editors 00:04:00 Unit 05: Day 4 Deleting, Copying, Moving, and Renaming Files 00:11:00 Wildcards - Part One 00:05:00 Wildcards - Part Two 00:07:00 Input, Output, and Redirection 00:08:00 Comparing Files 00:04:00 Searching in Files and Using Pipes 00:10:00 Transferring and Copying Files over the Network 00:07:00 Customizing the Shell Prompt 00:05:00 Shell Aliases 00:04:00 Unit 06: Day 5 Environment Variables 00:08:00 Processes and Job Control 00:12:00 Scheduling Repeated Jobs with Cron 00:06:00 Switching Users and Running Commands as Others 00:08:00 Shell History and Tab Completion 00:13:00 Installing Software on RPM Based Linux Distros: RedHat, CentOS, AlmaLinux, Rocky 00:21:00 Installing Software on Debian Based Linux Distros: Debian, Ubuntu, Kali Linux 00:12:00 Conclusion - Congratulations and Thank You! 00:01:00 Unit 07: Addendum - Connecting to a Linux Virtual Machine over the Network Connecting to a Linux Virtual Machine over the Network 00:11:00 Unit 08: Bonus Bonus - Installing NGINX, MySQL, PHP, and WordPress on Ubuntu 00:09:00 Unit 09: Resources Resources 00:15:00

Duration 5 Days 30 CPD hours This course is intended for Senior Linux system administrators who use high-availability clustering and fault-tolerant shared storage technologies to maximize resiliency of production services. Overview Install and configure a Pacemaker-based high availability cluster. Create and manage highly available services. Troubleshoot common cluster issues. Work with shared storage (iSCSI) and configure multipathing. Implement Logical Volume Manager (LVM) in cluster-aware configurations. Configure GFS2 file systems on storage shared by multiple nodes. Deploy reliable, available critical production services in a high availability cluster In the Red Hat High Availability Clustering (RH436) course, you will learn how to provide highly available network services to a mission-critical enterprise environment through the deployment and management of shared storage and server clusters. Created for senior Linux system administrators, this 4-day course strongly emphasizes lab-based activities. You will set up a cluster of systems running the Pacemaker component of the Red Hat Enterprise Linux High-Availability Add-On, and deploy Linux-based services such as web servers and databases on that cluster. Cluster storage components from the Resilient Storage Add-On are also covered; installations and applications that require multiple cluster nodes can access the same storage simultaneously. This includes Logical Volume Manager (LVM) Shared Volume Groups, Red Hat Global File System 2 (GFS2), and Device-Mapper Multipath. This course is based on Red Hat Enterprise Linux 8.3. Prerequisites Red Hat Certified System Administrator (RHCSA) exam (EX200) and associated courses. Red Hat Cerfitied Engineer (RHCE) exam (EX294) and associated courses. 1 - Creating high availability clusters Create a basic high availability cluster. 2 - Managing cluster nodes and quorum Manage node membership in the cluster and describe how it impacts cluster operation. 3 - Isolating malfunctioning cluster nodes Isolate unresponsive cluster nodes to protect data and recover services and resources after a failure. 4 - Creating and configuring resources Create basic resources and resource groups to provide highly available services. 5 - Troubleshooting high availability clusters Identify, diagnose, and fix cluster issues. 6 - Automating cluster and resource deployment Deploy a new high availability cluster and cluster resources using Ansible automation. 7 - Managing two-node clusters Operate two-node clusters while identifying and avoiding issues specific to a two-node cluster configuration. 8 - Accessing iSCSI storage Configure iSCSI initiators on your servers to access block-based storage devices provided by network storage arrays or Ceph storage clusters. 9 - Accessing storage devices resiliently Configure resilient access to storage devices that have multiple access paths. 10 - Configuring LVM in clusters Select, configure, and manage the correct LVM configuration for use in your cluster. 11 - Providing storage with the GFS2 cluster file system Use the GFS2 cluster file system to simultaneously pProvide tightly coupled shared storage that can be accessed by multiple nodes. 12 - Eliminating single points of failure Identify and eliminate single points of failure in your cluster to decrease risk and increase average service availability. Note: Course outline is subject to change with technology advances and as the nature of the underlying job evolves. For questions or confirmation on a specific objective or topic, please contact a training specialist. Additional course details: Nexus Humans Red Hat High Availability Clustering (RH436) training program is a workshop that presents an invigorating mix of sessions, lessons, and masterclasses meticulously crafted to propel your learning expedition forward. This immersive bootcamp-style experience boasts interactive lectures, hands-on labs, and collaborative hackathons, all strategically designed to fortify fundamental concepts. Guided by seasoned coaches, each session offers priceless insights and practical skills crucial for honing your expertise. Whether you're stepping into the realm of professional skills or a seasoned professional, this comprehensive course ensures you're equipped with the knowledge and prowess necessary for success. While we feel this is the best course for the Red Hat High Availability Clustering (RH436) course and one of our Top 10 we encourage you to read the course outline to make sure it is the right content for you. Additionally, private sessions, closed classes or dedicated events are available both live online and at our training centres in Dublin and London, as well as at your offices anywhere in the UK, Ireland or across EMEA.

Duration 4 Days 24 CPD hours This course is intended for Senior Linux system administrators responsible for maximizing resource utilization through performance tuning. Overview Analyze and tune for resource-specific scenarios Applying tuning profiles with the tuned tool Tune in virtual environments (hosts and guests) Trace and profile system events and activities Tune resource limits and utilization using systemd-integrated cgroups Gather performance metrics and benchmarking data Red Hat© Enterprise Performance Tuning is designed to teach senior Linux© system administrators the methodology of performance tuning for Red Hat Enterprise Linux. This course discusses system architecture with an emphasis on understanding the implications of system architecture on system performance, methods for testing the effects of performance adjustments, open source benchmarking utilities, methods for analyzing system and networking performance, and tuning configurations for specific application loads. Prerequisites Become a Red Hat Certified Engineer (RHCE©), or demonstrate equivalent experience 1 - Introduction to performance tuning Understand the basic principles of performance tuning and analysis. 2 - Collecting, graphing, and interpreting data Gain proficiency in using basic analysis tools and in evaluating data. 3 - General tuning Learn basic tuning theory and mechanisms used to tune the system. 4 - Hardware profiling Understand and analyze hardware. 5 - Software profiling Analyze CPU and memory performance of applications. 6 - Mail server tuning Learn about basic storage tuning using an email server as an example. 7 - Large memory workload tuning Understand memory management and tuning. 8 - HPC workload tuning HPC workload tuning 9 - File server tuning Understand storage and network tuning in the context of a file server application. 10 - Database server tuning Tune memory and network performance using a database application as an example. 11 - Power usage tuning Tune systems with power consumption in mind. 12 - Virtualization tuning Tune ?host? and ?guest? for efficient virtualization.

Duration 4 Days 24 CPD hours This course is intended for This course is designed for those who have little or no experience with Linux and whoare seeking a fundamental understanding of the SUSE Linux Enterprise 15 operatingsystem. It is also ideal for those who want to begin preparing for the SUSE CertifiedAdministrator in Enterprise Linux 15 certification exam. Overview Attendees will be taught the following concepts and skills that are fundamental inadministering the SLES Operating System:Install SLES 15 and perform basic Linux configurationBecome familiar with the command line interface & commonly usedcommandsConfigure and use Remote AdministrationManage the boot process and understand systemsManage processes and jobsManage users and permissionsManage softwareConfigure basic networkingManage storageMonitor SUSE Linux Enterprise This course is designed for those who are seeking a fundamental understanding of the SUSE Linux Enterprise Server (SLES) operating system.Students will be able to install and configure a SLES 15 server and integrate it into an existing network. They will be able to perform the most important system administration tasks. Overview of SUSE Linux Enterprise Flavors of SUSE Linux SLE Maintenance Model YaST The Linux Filesystem Understand the Filesystem Hierarchy Standard (FHS) Understand the Linux File Types Work with the Command Line Getting Help at the Command Line Understand the Shell Environment The Vim EditorRemote Administration Understand Remote Administration with OpenSSH Understand Remote Administration with VNC System Initialization Understand the Boot Process Understand the GRUB2 Boot Loader Define and Describe systems Process Management Understand Process Administration Understand Background Processes Understand Process Scheduling Understand xinet Identify and Security Understand User Management Understand Filesystem Permissions Understand Privilege Delegation Software Management Understand Compiling Software from Source Understand Management of RPM Packages Understand Software Management with Libzypp Network Management Understand Network Management in SLE Understand Network Management with Wicked Understand firewall Storage Management Understand the Linux I/O Stack Recognize Traditional Linux File Systems Configure Logical Volume Management (LVM) Configure Software RAID Define and Describe BtrFS Understand NFSv4 Administration and Monitoring Understand Time Sync with chrony Configure System Logging Understand Supportconfig Installing SUSE Linux Enterprise Understand the Unified Installer Understand Extensions and Modules Understand AutoYaST

About Course Learn how to use Linux to boost your programming productivity and become a more efficient developer. In this comprehensive course, you will learn: The best Linux terminals to use for programming How to use clipboard managers to save time and effort How to use Vim, the most powerful text editor for programmers How to use Zsh and the oh-my-zsh framework to customize your terminal experience Extensive lessons on terminal commands, including how to find and replace text, work with pipes and subshells, and automate tasks And much more! You will also receive access to a repository of scripts and an eBook containing all of the examples and explanations from the course. This course is perfect for programmers who are new to Linux or who want to learn how to use Linux more effectively. Enroll today and start your journey to becoming a more productive programmer with Linux! Here are some of the benefits of learning how to use Linux for programming: Linux is a powerful and flexible operating system that can be customized to meet your specific needs. Linux is also very efficient, which can make a big difference in your productivity, especially when working with large projects. Linux has a wide range of built-in tools and utilities that are designed for programmers, such as the Bash shell, Vim, and Git. Linux is also open source, which means that there is a large community of developers who are constantly contributing to and improving the platform. If you are serious about becoming a more productive programmer, then learning how to use Linux is an essential skill. This course will teach you everything you need to know to get started. Enroll today and start boosting your productivity! What Will You Learn? I'll increase my terminal productivity by using Terminator, Guake and other tools I'll be able to use regular expressions, pipes and subshells and external shell scripting libraries I'll work with files like a vim-fu master I'll increase my command line productivity (by learning how to use sed, find, tmux, network, autoenv and more) I'll be able to launch a webserver, modify images and productively work with Git I'll edit files without leaving the terminal, use the screen space efficiently and copy-paste like a pro All in all: I will double my terminal productivity Course Content Introduction Introduction Terminator- Hasta La Vista Terminal Guake - Not Quake! Clipit- Forget Everything, Paste from History Productive Shells: Reinvent The Way You Work Pre Chapter Vim Oh-my-zsh Your Terminal Never Felt This Good Before! Basic Regular Expressions Pipes and Subshells Your Shell's Salt and Pepper Shell Scripting for Fun and Profit Shell Scripting Libraries Vim Kung Fu Supercharging Vim Keyboard Kung Fu Plugin Steroids for Vim Vim Password Manager Extra- Fast Configuration Restore CLI: The Hidden Recipe Sed - One-Liner Productivity Treasure You Can Run, But You Can't Hide From 'Find' Tmux Virtual Consoles, Background Jobs and The Likes Network Who's Listening Autoenv Set a Lasting, Project-Based Habitat Don't rm The Trash Developers' Treasure On the Spot Webserver Shrinking Spells and Other Image Magic Go With the Git Flow Merge Git Conflicts With Ease From Localhost to Instant DNS JSON Jamming in The New Age No More Mister Nice Guy Closing Chapter Bonus Chapter Terminal Art Bonus Chapter Closing Chapter A course by Bogdan Vaida Experiential Trainer RequirementsYou need to have prior experience in the Linux command lineYou must have access to a Linux/Unix terminalBasic programming skills are recommended (but not required)Some basic shell scripting and web development knowledge make the course easier to understand Audience System administrators Developers who already know the basics of Linux and want to sharpen their skills People working in the Linux command line This course is not for people who are opening a terminal for the first time Audience System administrators Developers who already know the basics of Linux and want to sharpen their skills People working in the Linux command line This course is not for people who are opening a terminal for the first time

Duration 5 Days 30 CPD hours This course is intended for This is an introductory-level systems administration course geared for Systems Administrators and users who wish to learn how to how to install, configure and maintain an Enterprise Linux system in a networked environment. Overview This course is about 50% lab to lecture ratio, combining expert instructor-led discussions with practical hands-on skills that emphasize current techniques, best practices and standards. Working in this hands-on lab environment, guided by our expert practitioner, attendees will explore Installing the Linux operating system and configuring peripherals Performing and modifying startup and shutdown processes Configuring and maintaining basic networking services 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 Identifying and managing Linux processes Automating tasks with cron Performing backups and restoration of files Working with system log files Troubleshooting system problems Analyzing and taking measures to increase system performance Configuring file sharing with NFS Configuring Samba for file sharing with the Windows clients Setting up a basic Web server Understanding the components for setting up a LAMP server Implementing basic security measures Linux System Administration is a comprehensive hands-on course that teaches students how to install, configure and maintain an Enterprise Linux system in a networked environment. This lab-intensive class explores core administrative tasks such as: creating and managing users, creating and maintaining file systems, determining and implementing security measures and performing software installation and package management. Linux networking topics include installing and supporting SSH, NFS, Samba and the Apache Web server. Students will explore common security issues, as well as several tools, such as the PAM modules that help secure the operating system and network environment. Upon successful completion of this course, students 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. Labs include user and group maintenance, system backups and restoration, software management, administration tasks automation, file system creation and maintenance, managing remote access, working with cron, and configuring basic file sharing and Web services, as well as working with system logging utilities such as rsyslog and much more. 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 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 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 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 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 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 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 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) Working with the Linux Kernel Linux Kernel Components Types of Kernels Kernel Configuration Options Recompiling the Kernel Shell Scripting Overview Shell Script Fundamentals Bash Shell Syntax Overview Shell Script Examples System Backups Backup Concepts and Strategies User Backups with the tar Command System Backup Options The xfsdump and xfsrestore Commands Troubleshooting the System Common Problems and Symptoms Troubleshooting Steps Repairing General Boot Problems Repairing the GRUB 2 Boot Loader Hard Drive Problems Restoring Shared Libraries System Logs and rsyslogd Basic Networking Networking Services Overview NetworkManager Introduction Network Configuration Files Locations and Formats Enabling and Restarting Network Services with systemtcl Configuring Basic Networking Manually Configuring Basic Networking with NetworkManager LAMP Server Basics LAMP Overview Configuring the Apache Web Server Common Directives Apache Virtual Hosting Configuring an Open Source Database MySQL MariaDB PHP Basics Perl CGI Scripting Introduction to System Security Security Overview Maintaining System Security Server Access Physical Security Network Security Security Tools Port Probing with nmap Intrusion Detection and Prevention PAM Security Modules Scanning the System Maintaining File Integrity Using Firewalls Introduction to firewalld The Samba File Sharing Facility Configure Samba for Linux to Linux/UNIX File Sharing Configure Samba for Linux to Windows File Sharing Use the smbclient Utility to Transfer Files Mount/Connect Samba Shares to Linux and Windows Clients Networked File Systems (NFS) Using NFS to Access Remote File Systems Configuring the NFS Server Configuring the NFS Client Exporting File Systems from the NFS Server to the NFS Client