LFCE: Advanced Network and System Administration

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Looking to boost your knowledge of Linux abilities as a system administrator? You should keep moving along the LFSA/RHCSA and LFCE/RHCE path. This course, LFCE: Advanced Network and System Administration, introduces you to a deeper level of network and system administration. First, you will look at managing system services with systemd. Next, you will dive deep into system and network performance, where you will learn techniques and tools to monitor system performance. Finally, you will jump into how to manage software on your system and in your data center with advanced packages management and wrap up with sharing data among your systems with NFS and Samba. By the end of this course, you'll know how to really drive the most value out of your Linux systems by providing more advanced network services and keeping your systems online and performing well.
  • Course Overview
    • Course Overview
  • Introduction and Lab Setup
    • Introduction
    • Course Overview
    • Module Overview
    • Linux Foundation, LFCE, and RHCE
    • Lab Environment Layout
    • Demo: Lab Network Configuration Review
    • Module Review, What's Next!
  • Managing Network Services
    • Introduction, Course Overview
    • Module Overview
    • How Does a Computer Start up, init Systems, and systemd?
    • Demo: init daemons and Starting and Stopping Services
    • systemd - Architecture, Units, Unit Types, and Unit Files
    • Demo: Units - Location and Anatomy
    • Demo: Units - Precedence and Automatic Restart
    • systemd - Targets
    • Demo: Working with Targets
    • systemd - Control Groups and Journals
    • Demo: Investigating Control Groups
    • Demo: Looking at Logs with journalctl
    • Extended Internet Services Daemon - xinetd
    • Demo: Configuring TFTP in xinetd
    • Module Overview, References, What's Next
  • Monitoring System Performance
    • Introduction, Course Overview
    • Module Overview, Learning Objective
    • CPU Concepts, Scheduling, and What to Look For
    • Demo: CPU Topology, Isolating a CPU Hog, Load Averages, and Waits
    • Memory Concepts, and What to Look For
    • Demo: Memory, Isolating a Hog, Swapping, and File System Cache
    • Disk Concepts, I/O Patterns, File Systems, and What to Look For
    • Demo: Finding High I/O Processes and Measuring Disk Latency
    • Network Concepts and Networks - What to Look For?
    • Demo: Socket Queues and Finding Network Hogs
    • Baselining and Benchmarking and Tools for Monitoring Performance
    • Demo: Generating Reports With sysstat and Using dstat
    • Module Overview, References, Further Reading, and What's Next
  • Advanced Package Management
    • Introduction
    • Module Overview, Learning Objective
    • The Case for Packages, RPM Packages, and RPM Package Manager
    • Demo: Anatomy of a Package, and Interacting with RPM
    • Building Your Own RPMs
    • Demo: Building a Source RPM and Building and RPM from Source
    • yum
    • Demo: Using yum, Updating Your System, yum groups, and Searching
    • Repositories
    • Demo: Repository Configuration and Creating Your Own Repository
    • Module Overview, References, and What's Next
  • Configuring and Managing NFS
    • Introduction, Course Overview
    • Module Overview
    • Network File System, Why Use NFS, Architecture and Data Movement
    • NFS Services, Versions, and Server Configuration
    • Demo: Installing and Configuring an NFS Server, Adding Exports
    • NFS Client Configuration and Client Options
    • Demo: Mounting Exports and Listing a Remote Server's Exports
    • NFS File Security and Kerberos Authentication
    • Demo: NFS File Permissions, Kerberos, and Group Collaboration
    • Dealing with SELinux and Performance and Monitoring
    • Module Overview, References, and What's Next
  • Configuring and Managing Samba
    • Introduction, Course Overview
    • Module Overview and Learning Objective
    • What Is Samba and Why Use Samba?
    • Samba Architecture and Samba Server Services
    • Demo: Installing Samba
    • Client Authentication and Samba Server Configuration
    • Inside smb.conf
    • Samba File Security
    • Demo: smb.conf, Adding a Samba User and Sharing a Directory
    • Samba Client
    • Demo: Using smbclient and Mounting Samba Shares
    • Dealing with SeLinux and Performance and Troubleshooting
    • Demo: Configuring a Share for Collaboration
    • Module Overview, References, and What's Next
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