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КУРС GL250 - Enterprise Linux System Administration

Подготовка за сертифициране на LPIC (Linux Professional Institute)

Курса GL250 покрива в дълбочина инсталирането на Линукс, неговото конфигуриране и поддръжка. Този курс фокусира на проблемите, както в работните станции така и в сървърите. Като всеки курс така и този предлага продължителни практически занимания. Модулите включват: инсталиране и конфигуриране, зареждане на системата, управление на потребители и групи, администрация на файловата система, квоти, FACLs, RAID и LVM, автоматизиране на задачи, клиентска настройка на мрежата, SELinux, инсталиране и деинсталиране на софтуер, лог файлове, откриване на проблеми, и много други.

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Този курс подготвя за следната сертификация: LPIC-1 (LPI Level 1 Certification)
LPIC-2 (LPI Level 2 Certification)
RHCSA ™ (Red Hat Systems Administrator)
RHCE ™ (Red Hat Certified Engineer)
CLA (Novell ® Certified Linux Administrator)
CLP (Novell ® Certified Linux Professional)

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18 модула

Практически упражнения

5 дневен курс

сертифициран лектор

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Курсистите трябва да са усвоили работата с Линукс. Основните понятия, команди и елементарното познаване на TCP/IP не се покриват в този клас. Те се изучават в курс GL120

1.Linux Hardware Discovery, Interaction, and Control
1.Hardware Discovery Tools
2.Configuring New Hardware with hwinfo
3.Hardware and System Clock
5.Virtual Terminals
6.Serial Ports
7.SCSI Devices
8.USB Devices
9.USB Configuration
10.Common UNIX Printing System
11.Defining a Printer
12.Managing Optical Media
13.Tape Drives
14.Tape Libraries
15.Managing Linux Device Files
16.Kernel Hardware Info - /sys/
17./sys/ Structure
19.Kernel Modules
20.Configuring Kernel Components and Modules
21.Handling Module Dependencies
22.Configuring the Kernel via /proc/

Lab Tasks
1.Adjusting Kernel Options
2.Configuring Print Queues
3.Introduction to Troubleshooting Labs
4.Troubleshooting Practice: Kernel Modules
2.Boot Process and SysV Init
1.Booting Linux on PCs
2.GRUB Configuration
3.Boot Parameters
4.Initial ramdisk
6.System Init Styles
7.Linux Runlevels
10.SUSE /etc/init.d/boot
11.Runlevel Implementation
12.System Configuration Files
13.Configuration Utilities
14.Novell's Configuration Utilities
15.Typical SysV Init Script
16.The /etc/rc.local File
17.The /etc/init.d/*.local Files
18.Managing Daemons
19.Controlling Service Startup
20.Shutdown and Reboot

Lab Tasks
1.Boot Process
2.GRUB Command Line
3.Basic GRUB Security
4.Managing Services With chkconfig
5.Troubleshooting Practice: Boot Process
3.Software Maintenance
1.Managing Software
2.RPM Features
3.RPM Architecture
4.RPM Package Files
5.Working With RPMs
6.Querying and Verifying with rpm
7.Updating the Kernel RPM
8.Managing Software Dependencies
9.Using the YUM command
10.Using the Zypper command
11.YUM package groups
12.Zypper Services and Catalogs
13.Dealing With RPM & YUM Digest Changes
14.Configuring YUM
15.Yum Plugins
16.YUM Repositories
17.Compiling/Installing from Source
18.Manually Installed Shared Libraries
19.Installing Source RPM Packages

Lab Tasks
1.Managing Software with RPM
2.Creating a Custom RPM Repository
3.Querying the RPM Database
4.Installing Software via RPM & Source and Rebuilding SRPMs
5.Managing YUM Repositories
6.Managing Zypper Repositories
7.Using YUM
8.Using Zypper
4.Filesystem Administration
1.Partitioning Disks with fdisk
2.Partitioning Disks with parted
3.Filesystem Creation
4.Mounting Filesystems
5.Filesystem Maintenance
6.Persistent Block Devices
7.Resizing Filesystems
9.Two Types of Disk Space
10.Determining Disk Usage With df and du
11.Configuring Disk Quotas
12.Setting Quotas
13.Viewing and Monitoring Quotas
14.Filesystem Attributes
15.Backup Software
16.Backup Examples

Lab Tasks
1.Creating and Managing Filesystems
2.Hot Adding Swap
3.Setting User Quotas
4.Using tar and cpio for Backups
5.Using rsync and ssh for Backups
6.Using dump and restore for Backups
7.Creating ISO Images for Backups
1.Logical Volume Management
2.Implementing LVM
3.Creating Logical Volumes
4.Manipulating VGs & LVs
5.Advanced LVM Concepts
7.SLES Graphical Disk Tool
8.RAID Concepts
9.Array Creation with mdadm
10.Software RAID Monitoring
11.Software RAID Control and Display

Lab Tasks
1.Creating and Managing LVM Volumes
2.Creating and Managing a RAID-5 Array
6.Remote Storage Administration
1.Remote Storage Overview
2.Remote Filesystem Protocols
3.Remote Block Device Protocols
4.File Sharing via NFS
6.NFS Clients
7.NFS Server Configuration
8.Implementing NFSv4
10.AutoFS Configuration
11.Accessing Windows/Samba Shares from Linux
12.SAN Multipathing
13.Multipath Configuration
14.Multipathing Best Practices
15.iSCSI Architecture
16.Open-iSCSI Initiator Implementation
17.iSCSI Initiator Discovery
18.iSCSI Initiator Node Administration
19.Mounting iSCSI Targets at Boot
20.iSCSI Multipathing Considerations

Lab Tasks
1.Using autofs
2.NFS Server Configuration
3.iSCSI Initiator Configuration
7.User/Group Administration
1.User and Group Concepts
2.User Administration
3.Modifying Accounts
4.Group Administration
5.Password Aging
6.Default User Files
7.Controlling Logins
8.Manual DS Client Configuration
10.SLES Graphical DS Client Configuration
11.System Security Services Daemon (SSSD)

Lab Tasks
1.User and Group Administration
2.Using LDAP for Centralized User Accounts
3.Troubleshooting Practice: Account Management
4.Using NIS for Centralized User Accounts
8.Pluggable Authentication Modules (PAM)
1.PAM Overview
2.PAM Module Types
3.PAM Order of Processing
4.PAM Control Statements
5.PAM Modules

Lab Tasks
1.Restricting superuser access to wheel group membership
2.Using pam_nologin to Restrict Logins
3.Setting Limits with the pam_limits Modules
4.Using pam_limits to Restrict Simultaneous Logins
9.Security Administration
1.Security Concepts
2.Tightening Default Security
3.SuSE Security Checker
4.Security Advisories
5.File Access Control Lists
6.Manipulating FACLs
7.Viewing FACLs
8.Backing Up FACLs
9.File Creation Permissions with umask
10.User Private Group Scheme
11.Alternatives to UPG
13.SELinux Security Framework
14.SELinux Modes
15.SELinux Commands
16.Choosing an SELinux Policy
17.SELinux Booleans
18.Permissive Domains
19.Graphical SELinux Policy Tools

Lab Tasks
1.User Private Groups
2.Using Filesystem ACLs
3.Exploring SELinux Modes
4.SELinux File Contexts
10.Process Administration
1.Automating Tasks
4.The crontab Command
5.crontab Format
6./etc/cron.*/ Directories
8.Viewing Processes
9.Managing Processes
10.Tuning Process Scheduling
11.Process Accounting
12.Enabling Process Accounting
13.Setting Resource Limits via ulimit

Lab Tasks
1.Creating and Managing User Cron Jobs
2.Adding System cron Jobs
3.Using BSD Process Accounting
11.Basic Networking
1.IPv4 Fundamentals
2.TCP/UDP Fundamentals
3.Linux Network Interfaces
4.Ethernet Hardware Tools
5.Network Configuration with ip Command
6.Configuring Routing Tables
7.IP to MAC Address Mapping with ARP
8.Starting and Stopping Interfaces
10.DNS Clients
11.DHCP Clients
13.SUSE YaST Network Configuration Tool
14.Network Diagnostics
15.Information from netstat
16.Managing Network-Wide Time
17.Continual Time Sync with NTP
18.Configuring NTP Clients
19.Useful NTP Commands

Lab Tasks
1.Network Discovery
2.NTP Client Configuration
12.Advanced Networking
1.Multiple IP Addresses
2.Configuring a DHCP server
3.Enabling IPv6
4.Interface Bonding
5.Interface Bridging
6.802.1q VLANS
7.Tuning Kernel Network Settings

Lab Tasks
1.Multiple IP Addresses Per Network Interface
2.Configuring IPv6
3.Troubleshooting Practice: Networking
13.The X Window System
1.The X Window System
2.X Modularity
3.X.Org Drivers
4.Configuring X Manually
5.Automatic X Configuration
6.Automatic X Configuration - SLES
7.Xorg and Fonts
8.The X Font Server
9.Installing Fonts for Modern Applications
10.Installing Fonts for Legacy Applications
11.The X11 Protocol and Display Names
12.Display Managers and Graphical Login
13.Starting X Apps Automatically
14.X Access Control
15.Remote X Access (historical/insecure approach)
16.Remote X Access (modern/secure approach)
18.Remote Graphical Access With VNC and RDP
19.Specialized X Servers

Lab Tasks
1.Remote X with XDMCP
2.Configure X Security
3.Configure a VNC Server
4.Configure a VNC Server
5.Launching X Apps Automatically
6.Secure X
7.Troubleshooting Practice: X11
14.Log File Administration
1.System Logging
5.Log Management
6.Log Anomaly Detector

Lab Tasks
1.Setting up a Full Debug Logfile
2.Remote Syslog Configuration
15.Monitoring & Troubleshooting
1.System Status - Memory
2.System Status - I/O
3.System Status - CPU
4.Performance Trending with sar
5.Troubleshooting Basics: The Process
6.Troubleshooting Basics: The Tools
7.strace and ltrace
8.Common Problems
9.Incorrect File Permissions
10.Inability to Boot
11.Typos in Configuration Files
12.Corrupt Filesystems
13.Rescue Environment
14.SUSE Rescue Environment

Lab Tasks
1.Recovering Damaged MBR
16.Pre-Installation Considerations
1.Pre-Installation Considerations
2.Hardware Compatibility
3.Multi-OS Booting
4.Partition Considerations
5.Filesystem Planning
6.Selecting a Filesystem
17.Installing RHEL6
1.Anaconda: An Overview
2.Anaconda: Booting the System
3.Anaconda: Common Boot Options
4.Anaconda: Loading Anaconda and Packages
5.Anaconda: Storage Options
6.Anaconda: Troubleshooting
9.A Typical Install

Lab Tasks
1.Linux Installation
2.Automating Installation with Kickstart
18.Installing SLES11
1.Installation Choices
2.DVD-ROM Install Media
3.Network Installation
4.SLP for SUSE Linux Installation
5.Local Hard Drive Installation
6.The linuxrc Program
7.Install Program Interface
8.Installation Diagnostics
9.Language/Keyboard Selection and EULA
10.Installation Mode
11.Clock and Time Zone
12.Desktop Selection
13.Server Base Scenario
14.The YaST Installer Design
15.Disk Partitioning
16.Boot Loader Configuration
17.Software Package Selection
18.Kernel Crash Dump Configuration
19.Confirmation and File Installation
20.Setting the Root Password
21.Hostname and Domain Name
22.Network Configuration
23.SLES Services Configuration
24.Adding a User Account
25.Release Notes
26.Final Installation Hub
27.Installation Complete and AutoYaST2 "Cloning"
28.Using AutoYaST2 files
29.Creating AutoYaST2 Files
30.linuxrc Automation

Lab Tasks
1.SUSE Installation
2.Automating Installation with AutoYaST
A.Xen Virtualization
1.Virtualization: What and Why?
2.What is Xen?
3.Xen Architecture
4.Xen Deployment Options and Considerations
5.Xen Networking
6.Live Migration of Xen Virtual Servers
7.xend Configuration
8.Guest Config Files
9.The xm Command
10.Common xm Usage
11.Xen Configuration Tools

Lab Tasks
1.Installing a Xen VM
2.Creating a Bootstrapped Xen Guest
B.Linux Kernel Compilation
1.Why Compile?
2.Getting Kernel Source
3.Preparing to Compile
4.Configuring Kernel Compilation Options
5.Available Kernel Compile Options
6.Compiling the Kernel
7.Install Compiled Kernel Modules
8.Installing the Kernel
9.Tips and Tricks

Lab Tasks
1.Linux Kernel 2.6 Driver Compilation
2.Linux Kernel 2.6 Compilation

Red Hat Enterprise Linux 7
Курсът е подходящ за системни администратори, мрежови администратори или други ИТ професионалисти, които искат да придобият професионални умения за работа с Линукс.
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