Inhalt: Pattern matching allows you to create a script that can act on pieces of data if it matches a specific pattern. This makes it possible to script automation into a system process. In this course, learn how to use pattern matching in a Bash script using globs, extended globs, brace expansion, and regular expressions (regex). Throughout this course, Grant McWilliams covers the differences between basic and extended regexes and delves into using extended regexes in bash conditional statements, grep, sed, and AWK. Umfang: 02:02:05.00
Inhalt: Earning the LPIC-1 certification-a distribution-neutral Linux certification-shows potential employers that you have the real-world skills needed to excel as a Linux administrator. In this course, Grant McWilliams covers what you need to know to ace LPIC-1 exam 102, version 5.0. Grant reviews topics that correspond to each exam objective. Learn about shells and shell scripting; managing user and group accounts; using cron and systemd timers to run jobs at regular intervals and at specific times; setting the system date, time, and time zone; locate and interpret system log files; perform basic network troubleshooting; and more. Plus, he provides tips and tricks for successfully taking the exam. Umfang: 05:21:38.00
Inhalt: Looking to showcase your Linux skill set to potential employers? Earning the CompTIA Linux+ certification can go a long way in proving your expertise. This popular, job-based certification is even required by many employers as a base requirement for administering Linux servers. In this course, Grant McWilliams helps you prepare to pass the CompTIA Linux+ certification exam: XKO-004. This version of the exam was introduced in 2019 and replaces the LX0-103 and LX0-104 exams. Throughout this course, Grant goes over each of the key topics covered in exam XKO-004, including configuration, security, and troubleshooting. Along the way, he provides references to focused courses in our library that provide more in-depth coverage of the subjects covered on this exam. Umfang: 09:19:49.00
Inhalt: Jump-start your career as a Linux administrator by earning the LPIC-1 certification. This popular distribution-neutral Linux certification shows potential employers that you can work effectively at the Linux command line and perform key maintenance tasks. Each exam objective relates to real-world job skills, which are determined through job search analysis data. In this course, Grant McWilliams covers what you need to know to take and pass LPIC-1 exam 101, version 5.0. Grant shows how to manage software with dpkg and APT, configure Linux as a virtualized guest, set the systemd targets, manage process priority using command-line tools, and much more. Along the way, he provides opportunities to test your knowledge with assessment questions. Umfang: 07:14:51.00
Inhalt: Red Hat Enterprise Linux is one of the top enterprise Linux distributions-and Red Hat Certified System Administrator is one of the top Linux certifications. The RHCSA certification is required for many entry-level jobs and a prerequisite for all Red Hat higher-level exams. Use these study tips to earn your certification and become more proficient in Linux administration. Instructor Grant McWilliams covers network and internet services administration, kernel management, and intrusion prevention. He shows how to make your systems more efficient with virtualization, manage users and groups, and lock everything down with SELinux mandatory access control. Plus, get access to 25 PDF "cheat sheets" and 100 practice questions so you can solidify and test your knowledge. Umfang: 06:23:42.00
Inhalt: Red Hat Enterprise Linux is one of the top enterprise Linux distributions-and Red Hat Certified System Engineer is one of the top Linux certifications. The RHCE certification is required for many high-level jobs and a prerequisite for all Red Hat higher-level exams. Use these study tips to earn your certification and become more proficient in Linux engineering. Professor Grant McWilliams, a Linux expert, starts with simple virtualization, system reporting, and task automation. He shows how to link data storage with iSCSI and synchronize the system time with NTP. He also configures advanced system authentication using LDAP and secures it with Kerberos. Then he sets up network services like IPv6 addressing and teaming, and shows how to manage MariaDB databases, including backups and restores. To provide name service resolution, he creates a DNS server using bind and troubleshoots client issues. Using Apache, he creates secure virtual hosts using TLS security and access control. He also covers mail services, network file sharing using both NFS and Samba, and SSH security. In addition to the tutorials, this course offers access to PDF cheat sheets and practice questions so you can test your knowledge for the real RHCE exam. Umfang: 05:51:21.00
Inhalt: Git was designed with software developers in mind. But this popular distributed version control system-which makes it easy for individuals in different locations to manage changes to source code and text files-can also be useful in the world of system administration. In this course, discover how to use Git to better manage change and centralize system administration. Instructor Grant McWilliams shows how to install Git on several different operating systems. He then covers how to create local and remote repositories, create and analyze commits, and roll back to previous versions of files. To wrap up, he shares real-world strategies for managing system files using version control, as well as how to leverage third-party tools that extend the system's capabilities. Umfang: 01:46:14.00
Inhalt: Master disk systems and system backup techniques for Red Hat Enterprise Linux (RHEL)-one of the most popular Linux distributions. Computer science instructor and Linux enthusiast Grant McWilliams covers creating and resizing BIOS and GPT partitions, optimizing and repairing EXT and XFS file systems, and reaping the advantages of volume management using LVM. Learn how to increase or shrink existing logical volumes as well as replace physical drives in volume groups. Grant also shows how to create RAID 0 and RAID 5 arrays, and use snapshots to back up and restore a Linux system. He also uses merge snapshots to roll back a system disk image. Plus, learn alternate backup methods with tar, the xz compressor, and dump and restore commands. Note: This course also helps you study to pass the Red Hat Certified Engineer (RHCE) exam-the benchmark certification for Red Hat Enterprise Linux. Umfang: 02:09:04.00
Inhalt: Earning the Red Hat Certified Engineer (RHCE) certification-the benchmark certification for Red Hat Enterprise Linux (RHEL)-demonstrates to both your current organization and potential employers that you possess expert-level competence with RHEL. This course covers authentication with LDAP and Kerberos as part of RHCE certification prep. Join instructor and Linux enthusiast Grant McWilliams as he discusses using Network Time Protocol (NTP) for authentication, as well as configuring an NTP server and client. Grant also explains how to set up a Lightweight Directory Access Protocol (LDAP) server and client, and how to configure Kerberos client authentication. Umfang: 01:30:03.00
Inhalt: Learn how to use bash scripting to automate common tasks on Red Hat Enterprise Linux (RHEL)-one of the most popular Linux distributions. This course covers the foundations of creating and debugging bash scripts, including scripts that accept input via positional arguments, pipes, and file parsing. Plus, learn how to get data out of bash scripts and set up conditional and looping code blocks. Grant also solves some real-world problems, using bash to monitor user space and CPU usage. Note: This course also helps you study to pass the Red Hat Certified Engineer (RHCE) exam-the benchmark certification for Red Hat Enterprise Linux. Umfang: 00:57:33.00
Inhalt: Study to pass the Red Hat Certified Engineer (RHCE) exam-the benchmark certification for Red Hat Enterprise Linux. This installment of the RHCE Cert Prep series covers database configuration and management with MariaDB. Instructor Grant McWilliams begins by reviewing database basics, walking through a MariaDB server install, and noting differences between MySQL and MariaDB. Then he demonstrates some SQL commands for creating databases and tables, and how to query the data held within them. Next, he explains how to set and recover the database root user's password and secure your database server installation. Finally, he shows how to create and restore logical MariaDB backups of databases and tables. Umfang: 00:47:51.00
Inhalt: Become a Red Hat Certified Engineer (RHCE). The RHCE certification demonstrates expert-level competence with Red Hat Enterprise Linux and is considered the benchmark for Linux administrators. This course covers objectives related to iSCSI-the standard protocol for linking a storage area network (SAN) on Linux. Instructor Grant McWilliams provides an overview of iSCSI and related terminology, including targets, initiators, LUNs, backstores, and iSCSI addressing. He shows how to configure iSCSI target and initiator packages, create a backstore, enable access with an access control list (ACL), discover and log into targets, partition and format target drives, and prepare them for automatic mounting. Finally, he demonstrates how to remove targets and backstores and configure iSCSI LUN (logical unit number) storage. Umfang: 01:23:02.00
Inhalt: The RHCE certification demonstrates expert-level competence with Red Hat Enterprise Linux 7. This course covers two of the key objectives of the certification exam: Linux kernel tuning for performance optimization and remote logging. Computer science instructor and Linux enthusiast Grant McWilliams shows how to change kernel parameters by hand and using tuned profiles. Additionally, he demonstrates how to turn PowerTOP suggestions into tuned profiles. He shows how to tune processor affinity and schedulers with Tuna, and test your optimizations with performance monitoring tools like Performance Co-Pilot (PCP), Turbostat, ps, and GNOME System Monitor. He also shows how to load and customize kernel modules. Last but not least, Grant covers remote logging using rsyslog. Umfang: 01:37:59.00
Inhalt: One third of all mail servers run on Postfix, the open-source mail transfer agent. As a Linux administrator, there's a good chance that you may be asked to set up, manage, or troubleshoot Postfix-and a 100% chance of encountering questions about Postfix on the RHCE certification exam. If you want to pass the RHCE exam and demonstrate your expertise in Red Hat Enterprise Linux, you need to master Postfix. This course covers Postfix configuration and management, including relaying and forwarding, on Linux. Learn how to install and set up Postfix as your default mail transport agent (MTA) and review how email is routed and headers are written. Learn the commands needed to administer Postfix, and decipher the nine different configuration files. Grant McWilliams-Linux expert and author of the RHCE Cert Prep¬ series-also shows how to create aliases and virtual mail groups. The lessons culminate in the fourth chapter, which explains how to set up a local Postfix mail server and relay all mail in the network, including email from remote users, to your mail server. Umfang: 01:02:25.00
Inhalt: Study to pass the Red Hat Certified Engineer (RHCE) exam-the benchmark certification for Red Hat Enterprise Linux. This installment of Grant McWilliam's comprehensive series teaches the fundamentals of building Linux Kernel Virtual Machine (KVM) virtual systems in Red Hat Enterprise Linux 7. Learn how to create private networks and storage pools for the virtual machines and install Enterprise Linux using a DVD and a network repository. Plus, explore more advanced networking techniques, including IPv6 addressing, network interface teaming and bonding, and static routing. Umfang: 01:46:39.00
Inhalt: Become a Red Hat Certified Engineer (RHCE). The RHCE certification demonstrates expert-level competence with Red Hat Enterprise Linux and is considered the benchmark for Linux administrators. This course covers objectives related to network filesystems and file sharing. Instructor Grant McWilliams introduces Network File System (NFS), the standard used by virtually every Linux and Unit distribution, and shows how to configure an NFS server. He creates a simple NFS share, providing a brief overview of NFS security and its interaction with SELinux, and then shows how to mount the share from a client computer. Then he reviews the same techniques with Samba, an SMB file and print sharing stack for non-Microsoft operating systems. There are two chapters of hands-on exercises that allow you to practice your skills with NFS and Samba, including creating shares for group collaboration. Umfang: 02:05:42.00
Inhalt: Study to pass the RHCE-the benchmark certification for Red Hat Enterprise Linux. Watch this course to prepare for the networking and Secure Shell (SSH) topics covered by the exam. Instructor Grant McWilliams provides an overview of Linux networking and key commands and tools for gathering information about your network, including Network Manager's command-line tools nmcli and nmtui. Grant also teaches the iproute2 commands such as ip and nstat, and cross-references them with legacy tools. Learn how to use ip, nmcli, nmtui, netstat, nstat, ss, arp, and dig to get statistics and analyze data, and change live and saved network configuration settings. Grant shows how to create a custom ifcfg-ethx file for manual network configuration and uses systemd to configure the hostname. He then shows how to connect to and configure Secure Shell (SSH), wrapping with a look at SSH security and SSH tips and tricks that will help you optimize SSH and execute commands remotely. Umfang: 01:52:53.00
Inhalt: Learn web server and DNS configuration and management for Red Hat Enterprise Linux (RHEL)-one of the most popular Linux distributions. Instructor Grant McWilliams shows how to configure a caching-only web server using BIND, the open-source DNS software, and set up and secure an Apache web server. Then he shows how to use basic authentication to create a password-protected website and a private site for group collaboration. Next, learn how to create standard virtual hosts as well as those using nonstandard ports, and secure hosts with SSL and TLS. Finally, get an introduction to NGINX, the open-source web server that's taken world by storm, and find out how to create virtual hosts with this popular Apache alternative. Note: This course also helps you study to pass the Red Hat Certified Engineer (RHCE) exam-the benchmark certification for Red Hat Enterprise Linux. Umfang: 02:03:46.00
Inhalt: Find the most productive way to work in Linux. Linux: Desktops and Remote Access covers the most popular desktop environments, terminal emulators, and shells used to access and administer Linux systems, both locally and remotely. Instructor Grant McWilliams reviews GUI options such as KDE, GNOME, MATE, Cinnamon, and Xfce, as well as remote access tools like VNC, RDP, and X2Go. Then explore the advantages and disadvantages of command-line access and the productivity features in Bash, and learn how to create secure remote connections to the Linux CLI on Windows, macOS, iOS, and Android devices. All the tools and techniques are demonstrated using CentOS 7, but the lessons apply to any Linux distribution. Note: The topics below map to elements of the Essential Commands section of the Linux Foundation Certified System Administrator exam. Learn more about LFCS certification at https://training.linuxfoundation.org/certification/lfcs. Umfang: 01:44:58.00
Inhalt: When it comes to managing Linux servers securely, permissions and access control are crucial. In this course, follow computer science instructor and Linux enthusiast Grant McWilliams as he explains how to manage files and directories, create links, and set permissions in CentOS 7. Grant goes into Linux file types, shows how to manipulate files, and explains how to maintain access control to files through the standard Unix permission system and Access Control Lists. He covers how to grant or revoke access to files and directories for users and groups, as well as how to set up special file bits for privilege escalation and special directory bits for owner group inheritance. Umfang: 01:49:16.00
Inhalt: When it comes to managing Linux servers securely, permissions and access control are crucial. In this course, computer science instructor and Linux enthusiast Grant McWilliams explains how to manage files and directories, create links, and set permissions in Enterprise Linux 8. Grant covers how to maintain access control to files through the standard Linux permission system and access control lists. He also shows how to grant or revoke access to files and directories for users and groups as well as how to set up special bits for privilege escalation, global writable directories, and permission inheritance. Umfang: 02:51:42
Inhalt: In order to gain a more holistic understanding of Linux, it's crucial for system administrators to understand the mechanics of the operating system at its core-the Linux kernel. In this course, learn how to manage Linux kernels on CentOS 7, and manage the GRUB boot loader, system initialization, and system logging. Grant McWilliams explains how to fix a Linux installation issue by booting into the emergency target, and shows how to leverage systemd to help maintain system services. He goes into Linux kernel versions, and shows how to update the kernel and manage kernel modules. To wrap up, he covers system logging, explaining how to search and rotate log files, make journald logs persistent, and use rsyslog filters. Umfang: 01:04:22.00
Inhalt: Join the Linux revolution. Learn why this open-source operating system is taking over the world. This course covers an overview and basic implementation of CentOS 7, a community-driven server operating system that makes a great introduction to enterprise Linux. Grant McWilliams helps you configure VirtualBox on your local machine, and covers the basics of network configuration, initial software installation, and postinstallation configuration of CentOS, including working with GNOME 3, an open-source desktop environment that makes Linux as easy to run as Mac or Windows. These lessons are the foundation for learning Linux system administration, and critical for getting a CentOS deployment up and running. Umfang: 01:03:09.00
Inhalt: Linux is a term that we are hearing more often lately, but what is it? In this course, instructor Grant McWilliams explains what Linux is and how it differs from other operating systems, then walks through how to install it to a virtual machine and use it. Grant tells you about Linux and its history and gives you an overview of the versions-called distributions-of Linux that are available. He goes over virtualization, including how to install VirtualBox and create a virtual machine in VirtualBox. Once you've created and optimized your virtual machine, Grant steps through installing and configuring Enterprise Linux, including the GNOME 3 desktop. He concludes with useful advice on how you can install popular software from third-party repositories in Linux and how you can customize your GNOME 3 desktop. Umfang: 01:44:19
Inhalt: Discover how to efficiently manage the thousands of installable pieces of software that come with CentOS Linux. In this course, learn about Linux software package choices-including Debian and RPM-and learn how to manage packages with RPM and Yum. Computer science instructor and Linux enthusiast Grant McWilliams explains how to use RPM tools to query the package database, monitor your file system using the package manager for any files that have changed, and greatly expand the available software by adding third-party repositories to CentOS. Plus, he covers troubleshooting your software installation tools to ensure that your system continues to run well. Umfang: 01:56:57.00
Inhalt: In this course, gain a more thorough understanding of the shell and system processes to help you work faster and more efficiently in Linux. Follow computer science instructor and Linux enthusiast Grant McWilliams as he dives into Linux shells and their environments, and explains how to customize your shell. He discusses using the Bash shell, and covers topics like command and variable substitution. Grant also explains how to stack simpler commands together using named and unnamed pipes and redirects; discusses how to start, pause, and end processes; shows how to schedule one-time jobs and recurring jobs; and covers complex system services. Umfang: 01:53:15.00
Inhalt: Managing the Linux operating system can be a complex task. In this course, instructor and Linux enthusiast Grant McWilliams dives into the Linux directory structure and provides you with a primer on basic tools and command-line text editing. He covers querying the operating system for hardware, OS, and user information. He explains how to identify directories, discover each directory's purpose, and how to navigate and search the Linux filesystem using commands. Plus, find out how to archive and compress files using gzip, tar, and other tools, and edit files using Vim and nano text editors. Umfang: 01:34:28.00
Inhalt: Linux servers often contain thousands of users and user files. It's easier to maintain users if they are contained in groups, but only if the limitations of groups are understood and managed properly. This course shows how to manage Linux users and groups using command line tools. Managing users includes creating, modifying, and deleting user accounts as well as locking accounts and managing password strength through editing password policies. This course also covers password hash strength, group passwords, and switching between users. The managing groups section includes creating, modifying, and deleting groups as well as adding users to groups. Join Grant McWilliams as he shows you how to manage users and groups in Linux. Umfang: 01:08:50.00
Inhalt: Red Hat Enterprise Linux is one of the top enterprise Linux distributions-and Red Hat Certified Engineer (RCHE) is one of the top Linux certifications. The RHCE exam for Red Hat Enterprise Linux 8 (EX294) focuses on IT automation using Red Hat Ansible Engine. In this course-the first installment in a three-part series-learn the foundations of working with Ansible Engine as you study for the Red Hat Certified Engineer (EX294) exam. Instructor Grant McWilliams covers installing Ansible in Enterprise Linux Version 8, reviews essential IT automation concepts, and discusses host requirements. He also shares how to create Ansible inventory, how to work with Ansible command-line tools, and how ad-hoc commands are sent to certain targeted hosts using patterns to manage users, services, and software packages. This course, when paired with the other two installments in this series, can help ensure that you walk into the test center feeling confident. Umfang: 01:43:23.00
Inhalt: Looking to earn the Red Hat Certified Engineer (RCHE) certification? In this course, the second installment in a three-part series, learn how to create and work with Ansible playbooks as you prepare to take-and ace-the RHCE (EX294) exam. Grant McWilliams shares tips for managing YAML files, explains how to work with variables to retrieve results after you run a command, and shows how to use Jinja2 template files. He goes over looping methods in Ansible, including how to loop with lists, dictionaries, and conditionals. He also demonstrates how to use blocks to group tasks, as well as how to manage errors. Tune into this course, as well as the other two installments in this series, to learn what you need to know to walk into the test center feeling confident. Umfang: 02:04:06
Inhalt: Red Hat Certified Engineer (RHCE) is one of the top Linux certifications. And the main focus of the RHCE exam-IT automation using Ansible Engine-is a topic that's valuable for both aspiring RHCEs and anyone using Ansible Engine. In this course, the final installment in the Red Hat Certified Engineer (EX294) Cert Prep series, review the basics of using Ansible modules for system administration and working with roles as you prepare for the Red Hat Certified Engineer (EX294) exam. Instructor Grant McWilliams covers creating Ansible roles and introduces dynamic content using Jinja2 and variables. He goes over the different Ansible modules specially designed to manage system software, users, services, and tasks. Plus, get troubleshooting tips, including how to use the debug module to spot problems. Umfang: 02:08:34
Inhalt: Get prepared to pursue the sought-after Red Hat Certified System Administrator (RHCSA) certification! This course walks you through the skills addressed in the first half of the RHCSA exam. Instructor Grant McWilliams introduces what you should know about the Red Hat EX200 certification, then explains how to deploy systems, with steps like creating a bootable CentOS8 live USB drive and using kickstart files to automate installs. Next, he explains system config and services, including the Linux boot process, Systemd services, and one-time and recurring user jobs. Grant then goes through essential tools, such as input-output redirection, compressing files and archives, and copying files and directories. Plus, he shows you how to manage the system software. Umfang: 03:44:38
Inhalt: Red Hat Enterprise Linux is one of the top enterprise Linux distributions, and the Red Hat Certified System Administrator (RHCSA) cert is highly sought after. This course helps you prepare for the second half of the RHCSA exam. First, instructor Grant McWilliams covers tasks related to users and accounts, such as creating and deleting users and utilizing sudo. Next, he delves into files access control, with topics that include the Linux permission system, special bits such as SUID and SGID, and access control lists (ACLs). Grant explores how to manage security with topics like security context, SELinux policy violations, and maintaining firewalls. He walks you through how to access Linux remotely, using SSH. In conclusion, Grant discusses how to configure local storage, including different tools to create partitions, logical volume management, and mounting and unmounting network drives. Umfang: 03:15:41
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