Linux for Administrators

23 Ratings

Course Number: LNX-102

Duration: 5 days (32.5 hours)

Format: Live, hands-on

Linux Administration Training Overview

Accelebrate's Introduction to Linux Administration course teaches students how to install, configure, maintain, and secure Linux systems.

Location and Pricing

Accelebrate offers instructor-led enterprise training for groups of 3 or more online or at your site. Most Accelebrate classes can be flexibly scheduled for your group, including delivery in half-day segments across a week or set of weeks. To receive a customized proposal and price quote for private corporate training on-site or online, please contact us.

In addition, some courses are available as live, online classes for individuals. See a schedule of online courses.

Objectives

  • Install and configure Linux
  • Understand the boot process
  • Master user and group administration 
  • Work with filesystem administration, including quotas, FACLs, RAID and LVM
  • Automate tasks
  • Master client networking
  • Work with SELinux
  • Manage software and log files
  • Troubleshoot Linux

Prerequisites

Students should be comfortable working in a Linux or UNIX environment. An understanding of network concepts and the TCP/IP protocol suite is helpful.

Outline

Expand All | Collapse All

Introduction
Linux Hardware Discovery, Interaction, & Control
  • Hardware Discovery Tools
  • Configuring New Hardware with hwinfo
  • Hardware and System Clock
  • Console
  • Virtual Terminals
  • Serial Ports
  • SCSI Devices
  • USB Devices
  • USB Configuration
  • Common UNIX Printing System
  • Defining a Printer
  • Managing Optical Media
  • Tape Libraries
  • Managing Linux Device Files
  • Kernel Hardware Info - /sys/
  • /sys/ Structure
  • udev
  • Kernel Modules
  • Configuring Kernel Components and Modules
  • Handling Module Dependencies
  • Configuring the Kernel via /proc/
Boot Process and SYSV INIT
  • Booting Linux on PCs
  • GRUB Configuration
  • Boot Parameters
  • Initial ramdisk
  • /sbin/init
  • System Init Styles
  • Linux Runlevels
  • /etc/inittab
  • /etc/rc.d/rc.sysinit
  • SUSE /etc/init.d/boot
  • Runlevel Implementation
  • System Configuration Files
  • RHEL6 Configuration Utilities
  • SLES11 Configuration Utilities
  • Typical SysV Init Script
  • The /etc/rc.local File
  • The /etc/init.d/*.local Files
  • Managing Daemons
  • Controlling Service Startup
  • Shutdown and Reboot
Software Maintenance [RPM and Yum coverage is specific to RHEL and CentOS; we could cover apt for Ubuntu or YaST for SUSE upon request]
  • Managing Software
  • RPM Features
  • RPM Architecture
  • RPM Package Files
  • Working with RPMs
  • Querying and Verifying with rpm
  • Updating the Kernel RPM
  • Dealing with RPM & YUM Digest Changes
  • YUM Plugins
  • YUM Repositories
  • Compiling/Installing from Source
  • Manually Installed Shared Libraries
  • Installing Source RPM Packages
File System Administration
  • Partitioning Disks with fdisk
  • Partitioning Disks with parted
  • File system Creation
  • Mounting File system file systems
  • File system Maintenance
  • Persistent Block Devices
  • Resizing File system file systems
  • Swap
  • File system Structures
  • Determining Disk Usage With df and du
  • Configuring Disk Quotas
  • Setting Quotas
  • Viewing and Monitoring Quotas
  • File system Attributes
  • Backup Software
LVM & RAID
  • Logical Volume Management
  • Implementing LVM
  • Creating Logical Volumes
  • Manipulating VGs & LVs
  • Advanced LVM Concepts
  • system-config-lvm
  • SLES Graphical Disk Tool
  • RAID Concepts
  • Array Creation with mdadm
  • Software RAID Monitoring
  • Software RAID Control and Display
Remote Storage Administration
  • Remote Storage Overview
  • Remote File system file system Protocols
  • Remote Block Device Protocols
  • File Sharing via NFS
  • NFSv4
  • NFS Clients
  • NFS Server Configuration
  • Implementing NFSv4
  • AutoFS
  • AutoFS Configuration
  • Accessing Windows/Samba Shares from
  • Linux
  • SAN Multipathing
  • Multipath Configuration
  • Multipathing Best Practices
  • iSCSI Architecture
  • Open-iSCSI Initiator Implementation
  • iSCSI Initiator Discovery
  • iSCSI Initiator Node Administration
  • Mounting iSCSI Targets at Boot</li
  • iSCSI Multipathing Considerations
User/Group Administration
  • User and Group Concepts
  • User Administration
  • Modifying Accounts
  • Group Administration
  • Password Aging
  • Default User Files
  • Controlling Logins
  • Manual DS Client Configuration
  • system-config-authentication
  • SLES Graphical DS Client
  • Configuration
  • System Security Services
  • Daemon (SSSD)
Pluggable Authentication
  • Modules (PAM)
  • PAM Overview
  • PAM Module Types
  • PAM Order of Processing
  • PAM Control Statements
  • PAM Modules
  • pam_unix
  • pam_nologin.so
  • pam_limits.so
  • pam_wheel.so
  • pam_xauth.so
Security Administration
  • Security Concepts
  • Tightening Default Security
  • SuSE Security Checker
  • Security Advisories
  • File Access Control Lists
  • Manipulating FACLs
  • Viewing FACLs
  • Backing Up FACLs
  • File Creation Permissions with umask Daemon
  • User Private Group Scheme
  • Alternatives to UPG
  • AppArmor
  • SELinux Security Framework
  • SELinux Modes
  • SELinux Commands
  • Choosing an SELinux Policy
  • SELinux Booleans
  • Permissive Domains
  • SELinux Policy Tools
  • Basic Firewall Activation
Basic Networking
  • IPv4 Fundamentals
  • TCP/UDP Fundamentals
  • Linux Network Interfaces
  • Ethernet Hardware Tools
  • Network Configuration with ip Command
  • Configuring Routing Tables
  • IP to MAC Address Mapping with ARP
  • Starting and Stopping Interfaces
  • NetworkManager
  • DNS Clients
  • DHCP Clients
  • system-config-network{tui,cmd}
  • SUSE YaST Network Configuration Tool [covered if using SUSE]
  • Network Diagnostics
  • Information from netstat and ss
  • Managing Network-Wide Time
  • Continual Time Sync with NTP
  • Configuring NTP Clients
  • Useful NTP Commands
Advanced Networking
  • Multiple IP Addresses
  • Configuring a DHCP server
  • Enabling IPv6
  • Interface Bonding
  • Interface Bridging
  • 802.1q VLANS
  • Tuning Kernel Network Settings
Log File Administration
  • System Logging
  • Syslog-ng
  • Rsyslog
  • /etc/rsyslog.conf
  • Log Management
  • Log Anomaly Detector
Monitoring & Troubleshooting
  • System Status - Memory
  • System Status - I/O
  • System Status - CPU
  • Performance Trending with sar
  • Troubleshooting Basics: The Process
  • Troubleshooting Basics: The Tools
  • strace and ltrace
  • Common Problems
  • Troubleshooting Incorrect File Permissions
  • Inability to Boot
  • Typos in Configuration Files
  • CorruptFile system file systems
  • RHEL Rescue Environment [covered if using RHEL]
  • SUSE Rescue Environment [covered if using SUSE]
Conclusion

Training Materials:

All attendees receive comprehensive courseware and a related textbook.

Software Requirements:

  • Windows, Mac, or Linux PCs with at least 8 GB RAM
  • Accelebrate can provide a VirtualBox or VMware environment with all software needed for the class
    • This class can be taught using the Linux distribution of your choice
  • Please contact us for further setup details


Learn faster

Our live, instructor-led lectures are far more effective than pre-recorded classes

Satisfaction guarantee

If your team is not 100% satisfied with your training, we do what's necessary to make it right

Learn online from anywhere

Whether you are at home or in the office, we make learning interactive and engaging

Multiple Payment Options

We accept check, ACH/EFT, major credit cards, and most purchase orders



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