Oracle Linux 9 Advanced Administration

Who will the Course Benefit?

This Oracle Linux 9 Advanced Administration course is suitable for Linux System Administrators and DevOps teams to administer,deploy,configure and maintain Oracle Linux and other Red Hat-based Linux distributions.

The course would benefit Administrators who have acquired Unix/Linux System Administration skills to the level covered on the Oracle Linux 9 Administration course.

Course Objectives

On completion of this Oracle Linux 9 Advanced Administration course,the delegate will have gained practical experience of the advanced skills required to configure,run and maintain Oracle Linux systems and other Red Hat-based Linux distributions within an enterprise environment.

Oracle Linux 9 Advanced Administration Training Course Course Contents - DAY 1

Course Introduction

• Administration and Course Materials
• Course Structure and Agenda
• Delegate and Trainer Introductions

Session 1: ADVANCED NETWORKING

• Host discovery
• Ethernet bonding
• Channel bonding
• Virtual LANs
• Exercise

Session 2: LINUX AUDITING

• Auditing overview
• Security related log files
• The last and lastb commands
• Understanding Audit records
• Generating Audit queries
• Configuring Auditing and defining rules
• Exercise

Session 3: SYSTEMD UNITS

• Systemd unit overview
• Controlling units
• Creating Service,Timer and Mount units
• Exercise

Session 4: CONFIGURING SUDO

• Sudo overview
• Basic examples
• Command line options
• Sudo aliases,tags and groups
• Sudo password options
• Sudo logging and replay
• Exercise

Oracle Linux 9 Advanced Administration Training Course Course Contents - DAY 2

Session 5: MANAGING AND CONFIGURING SELINUX

• SELinux overview
• Viewing and analysing SELinux denials
• Executing SELinux commands
• Configuring temporary and permanent policy changes
• Managing SELinux contexts,ports and Booleans
• Configuring SELinux users
• Relabelling files on boot
• Creating policy modules
• Exercise

Session 6: FILE SHARING WITH NFS AND SAMBA

• NFS overview
• Configuring an NFS server and client
• Configuring AutoFS - The Automounter
• Samba overview
• Configuring a Samba server and client
• Configuring SELinux for Samba
• Exercise

Session 7: CONFIGURING AN FTP SERVER

• FTP services overview
• Configuring Pure-FTPD and ProFTPD
• Configuring a VSFTPD server
• Configuring SELinux for FTP
• Creating a Socket unit
• Exercise

Session 8: RAID DEVICES

• RAID overview
• Creating a RAID device
• Viewing RAID arrays
• Hot swapping failed drives
• Exercise

Oracle Linux 9 Advanced Administration Training Course Course Contents - DAY 3

Session 9: LOGICAL VOLUMES

• LVM overview
• Creating Physical Volumes,Volume Groups and Logical Volumes
• Creating a striped Logical Volume
• Extending a Volume Group
• Resizing filesystems
• Removing Logical Volumes,Volume Groups and Physical Volumes
• Exercise

Session 10: CONFIGURING FIREWALLD

• Firewalld overview
• Basic firewall-cmd commands
• Managing firewalld services,ports and zones
• Creating firewalld zones and services
• Geolocation blocking with IP Sets
• Configuring Rich Rules
• Installing and configuring fail2ban
• Viewing the fail2ban jail and unbanning IP addresses
• Exercise

Session 11: INTRUSION DETECTION

• Intrusion detection overview
• Installing and configuring AIDE
• Detecting filesystem changes
• Creating a chroot jail
• Exercise

Session 12: PLUGGABLE AUTHENTICATION MODULES

• PAM overview
• PAM configuration files
• Restricting access to SSH
• Enforcing password complexity
• Controlling access by time
• Controlling user limits
• Exercise

Oracle Linux 9 Advanced Administration Training Course Course Contents - DAY 4

Session 13: SYSTEM MONITORING AND PERFORMANCE

• Performance monitoring overview
• Monitoring processes and collecting system information
• Measuring virtual memory
• Measuring IO performance
• Exercise

Session 14: KUBERNETES

• Kubernetes overview
• Installing and configuring Kubernetes
• Creating a Kubernetes cluster
• Pod overview
• Creating a basic Pod
• Pod namespaces and lifecycles

APPENDIX A: DISK ENCRYPTION

• Creating LUKS partitions
• Creating the filesystem
• Adding mappings

APPENDIX B: AUDIT RECORDS

• The Audit record fields

APPENDIX C: THE UDEV DEVICE MANAGER

• The Udev subsystem
• Configuring Udev and creating rules

APPENDIX D: NFTABLES

• NFTables Overview
• Converting IPTables rules to NFTables
• Using NFTables
• Displaying NFTables rule sets
• Creating an NFTables chain

Requirements

Experience of administering Oracle Linux in an Enterprise environment to the level covered in the Oracle Linux 9 Administration course.

Further Learning

• Linux System Security
• Apache Web Server
• Oracle SQL