Ubuntu System Administration Training Course

Introduction

• Comparison of Ubuntu, Debian, and other Linux distributions for government use
• Overview of Ubuntu features and advantages for government operations
• Variants or editions of Ubuntu suitable for government applications

Getting Started

• Understanding system requirements for government IT infrastructure
• Installing Ubuntu (Basic, Advanced, and Automatic methods) in a government environment
• Executing bash shell commands for efficient government workflows
• Running Ubuntu on cloud images for government cloud initiatives

Configuring Network Devices

• Fundamental to advanced networking concepts for government networks
• Identifying Ethernet interfaces and setting logical names in government systems
• Assigning IP addresses and default gateway configurations for government networks
• Configuring hostname records for government domain management
• Bridging multiple network interfaces for enhanced government connectivity

Securing Systems

• Setting up users and permissions using sudo for government security protocols
• Using the AppArmor module to manage security profiles in government systems
• Configuring a firewall using ufw and iptables for government network protection
• Configuring self-signed and CA certificates for secure government communications
• Implementing access controls using LDAP and Samba AD for government authentication

Managing Virtualization

• Enabling virtualization using qemu/kvm and libvirt for government IT environments
• Using OpenStack to manage the virtualization stack in government data centers
• Creating VMs using multipass, uvt, and virt tools for government applications

Managing Containers

• Using LXD and LXC to administer containers for government services
• Creating and starting containers for government workloads
• Applying profiles and policies to containers for enhanced government security
• Publishing, importing, and exporting images for government container management

Maintaining Systems

• Implementing high availability clusters for continuous government operations
• Monitoring infrastructure workloads for efficient government IT performance
• Setting up and restoring backups to ensure data integrity for government records

Configuring Mail and Web Servers

• Setting up IMAP and POP3 servers with Dovecot for government email services
• Setting up SMTP authentication with Exim4 and Postfix for secure government mail
• Setting up an Apache web server for government websites
• Configuring a Squid proxy cache server for optimized government network traffic
• Installing MySQL, PHP/Perl/Python, and Ruby on Rails for dynamic government web applications

Troubleshooting

Summary and Next Steps