GL615 Linux for Unix Administrators Training Course

Overview >

The GL615 is an accelerated course combining the topics in the GL250 "Enterprise Linux Systems Administration", and the GL275 "Enterprise Linux Networking Services".

Current Version: O04

Prerequisites >

Outline >

Linux Orientation
1. FSF and GNU
2. GPL – General Public License
3. Linux Kernel and Versioning
4. Components of a Distribution
5. Red Hat Linux Products
6. SUSE Linux Products
Linux Kernel & Hardware
1. Hardware Discovery Tools
2. Configuring New Hardware with hwinfo
3. Hardware and System Clock
4. Console
5. Virtual Terminals
6. Keyboard & locale configuration
7. Serial Ports
8. SCSI Devices
9. USB Architecture
10. Defining a Printer
11. Tape Libraries
12. Managing Linux Device Files
13. Kernel Hardware Info – /sys/
14. /sys/ Structure
15. udev
16. Kernel Modules
17. Configuring Kernel Components and Modules
18. Handling Module Dependencies
19. Configuring the Kernel via /proc/
20. Random Numbers and /dev/random
21. System Tools
Lab Tasks
1. Adjusting Kernel Options
2. Linux Kernel Driver Compilation
3. Configuring Print Queues
4. Introduction to Troubleshooting Labs
5. Troubleshooting Practice: Kernel Modules
Systemd Overview
1. System Boot Method Overview
2. systemd System and Service Manager
3. Modifying systemd services
4. Systemd Service Sandboxing Features
5. systemd Targets
6. Using systemd
7. Linux Runlevels Aliases
8. Legacy Support for SysV init
Lab Tasks
1. Managing Services With Systemd's systemctl
2. Creating a systemd unit file
GRUB2/Systemd Boot Process
1. Booting Linux on PCs
2. GRUB 2
3. GRUB 2 Configuration
4. GRUB 2 Security
5. Boot Parameters
6. Initial RAM Filesystem
7. init
8. Systemd local-fs.target and sysinit.target
9. Systemd basic.target and multi-user.target
10. Legacy local bootup script support
11. System Configuration Files
12. RHEL7 Configuration Utilities
13. SLES12 Configuration Utilities
14. Shutdown and Reboot
Lab Tasks
1. Boot Process
2. Booting directly to a bash shell
3. GRUB Command Line
4. Basic GRUB Security
5. Troubleshooting Practice: Boot Process
Software Maintenance
1. RPM Architecture
2. Working With RPMs
3. Querying and Verifying with RPM
4. Updating the Kernel RPM
5. Using the Yum command
6. Using the Zypper command
7. YUM package groups
8. Zypper Services and Catalogs
9. Configuring Yum
10. YUM Repositories
11. Rebuilding Source RPM Packages
12. Software Tools Comparison Matrix
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. Using Yum
6. Using Zypper
Local Storage Administration
1. Partitioning Disks with fdisk & gdisk
2. Resizing a GPT Partition with gdisk
3. Partitioning Disks with parted
4. Non-Interactive Disk Partitioning with sfdisk
5. Filesystem Creation
6. Mounting Filesystems
7. Filesystem Maintenance
8. Resizing Filesystems
9. Managing an XFS Filesystem
10. Swap
11. Filesystem Attributes
12. Filesystem Creation and Management
Lab Tasks
1. Creating and Managing Filesystems
2. Hot Adding Swap
LVM & RAID
1. Logical Volume Management
2. Implementing LVM
3. Creating Logical Volumes
4. Activating LVM VGs
5. Exporting and Importing a VG
6. Examining LVM Components
7. Changing LVM Components
8. Advanced LVM Overview
9. Advanced LVM: Components & Object Tags
10. Advanced LVM: Automated Storage Tiering
11. Advanced LVM: Thin Provisioning
12. Advanced LVM: Striping & Mirroring
13. Advanced LVM: RAID Volumes
14. SLES Graphical Disk Tool
15. RAID Concepts
16. Array Creation with mdadm
17. Software RAID Monitoring
18. Software RAID Control and Display
19. LVM and RAID: Unix Tool Comparison
Lab Tasks
1. Creating and Managing LVM Volumes
2. Creating LVM Thin Volumes
3. Creating and Managing a RAID-5 Array
Remote Storage Administration
1. Remote Storage Overview
2. Remote Filesystem Protocols
3. Remote Block Device Protocols
4. NFS Clients
5. NFS Server Configuration
6. Implementing NFSv4
7. AutoFS
8. AutoFS Configuration
9. SAN Multipathing
10. Multipath Configuration
11. Multipathing Best Practices
12. iSCSI Architecture
13. Open-iSCSI Initiator Implementation
14. iSCSI Initiator Discovery
15. iSCSI Initiator Node Administration
16. Mounting iSCSI Targets at Boot
17. iSCSI Multipathing Considerations
Lab Tasks
1. Using autofs
2. NFS Server Configuration
3. iSCSI Initiator Configuration
User/Group Administration
1. Approaches to Storing User Accounts
2. User and Group Concepts
3. User Administration
4. Modifying Accounts
5. Group Administration
6. Password Aging
7. Default User Files
8. Controlling Login Sessions
9. RHEL DS Client Configuration
10. SLES DS Client Configuration
11. PAM Overview
12. PAM Module Types
13. PAM Order of Processing
14. PAM Control Statements
15. pam_wheel.so
16. pam_limits.so
17. User/Group Administration Comparison Matrix
Lab Tasks
1. User and Group Administration
2. Using LDAP for Centralized User Accounts
3. Troubleshooting Practice: Account Management
4. Restricting superuser access to wheel group membership
5. Setting Limits with the pam_limits Modules
6. Using pam_limits to Restrict Simultaneous Logins
Security Administration
1. Security Concepts
2. Tightening Default Security
3. Security Advisories
4. Fine Grained Authorizations with Polkit
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
12. TCP Wrappers Concepts
13. TCP Wrappers Concepts
14. Xinetd
15. SUSE Basic Firewall Configuration
16. Netfilter Concepts
17. Using the iptables Command
18. Common match_specs
19. Extended Packet Matching Modules
20. Connection Tracking
21. AppArmor
22. SELinux Security Framework
23. SELinux Modes
24. SELinux Commands
25. Choosing an SELinux Policy
26. SELinux Booleans
27. SELinux Policy Tools
28. (X)INETD and Firewalls
Lab Tasks
1. User Private Groups
2. Using Filesystem ACLs
3. Securing xinetd Services
4. Enforcing Security Policy with xinetd
5. Securing Services with TCP Wrappers
6. Securing Services with SuSEfirewall2
7. Securing Services with Netfilter
8. Exploring SELinux Modes
9. SELinux File Contexts
Process Administration
1. at & cron Usage
2. Anacron
3. Viewing Processes
4. Managing Processes
5. Tuning Process Scheduling
6. Process Accounting
7. Setting Resource Limits via ulimit
Lab Tasks
1. Creating and Managing User Cron Jobs
2. Adding System cron Jobs
Networking
1. Linux Network Interfaces
2. Ethernet Hardware Tools
3. Network Configuration with ip Command
4. Configuring Routing Tables
5. IP to MAC Address Mapping with ARP
6. Starting and Stopping Interfaces
7. NetworkManager
8. DNS Clients
9. DHCP Clients
10. Network Diagnostics
11. Information from ss and netstat
12. Managing Network-Wide Time
13. Continual Time Sync with NTP
14. Configuring NTP Clients
15. Multiple IP Addresses
16. IPv6
17. Interface Aggregation
18. Interface Bonding
19. Network Teaming
20. Interface Bridging
21. 802.1q VLANS
22. Network Configuration Tools
Lab Tasks
1. Network Discovery
2. Basic Client Networking
3. NTP Client Configuration
4. Multiple IP Addresses Per Network Interface
5. Configuring IPv6
6. Troubleshooting Practice: Networking
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. System Logging
8. Syslog-ng
9. systemd Journal
10. systemd Journal's journalctl
11. Secure Logging with Journal's Log Sealing
12. Rsyslog
13. /etc/rsyslog.conf
14. Log Management
15. Log Anomaly Detector
16. strace and ltrace
17. Troubleshooting Incorrect File Permissions
18. Inability to Boot
19. Typos in Configuration Files
20. Corrupt Filesystems
21. RHEL7 Rescue Environment
22. SUSE Rescue Environment
23. Process Tools
Lab Tasks
1. Using the systemd Journal
2. Setting up a Full Debug Logfile
3. Remote Syslog Configuration
4. Remote Rsyslog TLS Configuration
5. Recovering Damaged MBR
BIND DNS
1. The Domain Name Space
2. Delegation and Zones
3. Server Roles
4. Resolving Names
5. Resolving IP Addresses
6. Basic BIND Administration
7. Configuring the Resolver
8. Testing Resolution
9. rndc Key Configuration
10. named.conf Options Block
11. Creating a Site-Wide Cache
12. Zones In named.conf
13. Zone Database File Syntax
14. SOA – Start of Authority
15. A, AAAA, & PTR – Address & Pointer Records
16. NS – Name Server
17. TXT, CNAME, & MX – Text, Alias, & Mail Host
18. Abbreviations and Gotchas
19. $GENERATE, $ORIGIN, and $INCLUDE
Lab Tasks
1. Configuring a Slave Name Server
2. Use rndc to Control named
3. Configuring BIND Zone Files
OpenLDAP
1. OpenLDAP: Server Architecture
2. OpenLDAP: Backends
3. OpenLDAP: Replication
4. OpenLDAP: Configuration Options
5. OpenLDAP Server Tools
6. OpenLDAP Client Tools
7. LDIF: LDAP Data Interchange Format
8. Enabling LDAP-based Login
9. System Security Services Daemon (SSSD)
Lab Tasks
1. Building An OpenLDAP Server
2. Enabling TLS For An OpenLDAP Server
3. Enabling LDAP-based Logins
vsFTPd & Apache
1. vsftpd
2. Anonymous FTP with vsftpd
3. Configuring vsftpd
4. HTTP Operation
5. Apache Architecture
6. Apache Configuration Files
7. httpd.conf – Server Settings
8. httpd.conf – Main Configuration
9. httpd.conf – VirtualHost Configuration
10. Virtual Hosting DNS Implications
11. Adding Modules to Apache
12. Apache Logging
13. Delegating Administration
14. Directory Protection
15. Directory Protection with AllowOverride
16. Common Uses for .htaccess
17. TLS Using mod_ssl.so
Lab Tasks
1. Configuring vsftpd
2. Apache Architecture
3. Apache Content
4. Configuring Virtual Hosts
5. Using .htaccess Files
6. Using TLS Certificates with Apache
SQUID Proxy Server
1. Squid Overview
2. Squid File Layout
3. Squid Access Control Lists
4. Applying Squid ACLs
5. Tuning Squid & Configuring Cache Hierarchies
6. Bandwidth Metering
7. Monitoring Squid
8. Proxy Client Configuration
Lab Tasks
1. Installing and Configuring Squid
2. Squid Cache Manager CGI
3. Proxy Auto Configuration
4. Configure a Squid Proxy Cluster
Samba
1. Samba Daemons
2. Accessing Windows/Samba Shares from Linux
3. Samba Utilities
4. Samba Configuration Files
5. The smb.conf File
6. Mapping Permissions and ACLs
7. Mapping Linux Concepts
8. Sharing Home Directories
9. Sharing Printers
10. Share Authentication
11. User-Level Access
12. Mapping Users
13. Samba Account Database
14. User Share Restrictions
Lab Tasks
1. Samba Share-Level Access
2. Samba User-Level Access
3. Samba Group Shares
4. Handling Symbolic Links with Samba
5. Samba Home Directory Shares
Postfix
1. Postfix Features
2. Postfix Components
3. Postfix Configuration
4. master.cf
5. main.cf
6. Postfix Map Types
7. Postfix Pattern Matching
8. Virtual Domains
9. Postfix Mail Filtering
10. Configuration Commands
11. Management Commands
12. SMTP AUTH Server and Relay Control
13. SMTP AUTH Clients
14. TLS Server Configuration
15. Postfix Client Configuration for TLS
Lab Tasks
1. Configuring Postfix
2. Postfix Network Configuration
3. Postfix Virtual Host Configuration
4. Postfix SMTP AUTH Configuration
5. Postfix STARTTLS Configuration
6. SUSE Postfix Configuration Cleanup
Email Services
1. Procmail
2. SpamAssassin
3. amavisd-new Mail Filtering
4. Cyrus IMAP/POP3 Server
5. Cyrus IMAP MTA Integration
6. Cyrus Mailbox Administration
7. Dovecot POP3/IMAP Server
Lab Tasks
1. Configuring Procmail & SpamAssassin
2. Configuring Cyrus IMAP
3. Dovecot TLS Configuration

Installing RHEL7
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
7. FirstBoot
8. Kickstart
9. Network Booting with PXE
10. A Typical Install
Lab Tasks
1. Linux Installation
2. Automating Installation with Kickstart
Installing SLES12
1. YaST Install Program Interface
2. Network Installation
3. SLP for SUSE Linux Installation
4. Installation Choices
5. Kernel Crash Dump Configuration
6. Network Booting with PXE
7. Creating AutoYaST2 Files
8. Using AutoYaST2 files
9. linuxrc Automation
10. Installation Diagnostics
11. After The First Reboot
12. A Typical Install
Lab Tasks
1. SUSE Linux Enterprise Server Installation
2. Automating Installation with AutoYaST

Course Dates

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Location

Duration

Start Date

Price

Melbourne, Australia

5 Days

28th Aug 2024

$6250

ONSITE, United States

5 Days

Onsite

$1250

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GL615 Linux for Unix Administrators

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