Ubuntu Server Essentials: Linux Administration, Networking

Explore Ubuntu server as a minimal base operating system, often shipped without a graphical interface, configured via the console or automation tools for cloud-scale deployments.

Learn to install Ubuntu Server in a VirtualBox setup using the Bento installer, configure a static IP and hostname, then create a user account.

Connect to your Ubuntu Linux server via ssh for initial configuration, using password or private key authentication, verify the fingerprint, and set up a more secure remote access.

Learn to manage automatic security updates on Ubuntu servers, including configuring unattended upgrades and scheduling downtime for production systems.

Learn to configure SSH remote access on Ubuntu Linux Server by moving from password authentication to key-based login, generating and deploying public keys, and securing sshd with proper settings.

Configure the ubuntu linux server firewall with ufw, enable it, and add rules to allow ssh on port 22, website traffic, ipv4 and ipv6, and verify with ss.

Explore the Ubuntu server logs in /var/log to troubleshoot and detect security issues, examining firewall events, boot messages, authentication attempts, and log archiving with commands like last and uptime.

Learn to monitor an Ubuntu server with cockpit, using a browser dashboard for CPU, memory, disk, and network I/O; view logs and an in-browser terminal for management.

Explore configuring networking on Ubuntu Linux server using netplan, setting static IP addresses, configuring MAC-based IP assignment, gateways, and DNS, editing /etc/netplan files, and applying changes.

Monitor and manage processes and memory on Ubuntu Linux server using top, ps, grep, and kill to balance resources and understand process trees and control groups.

Learn how services run in the background on Ubuntu Linux server, defined by unit files and organized by targets, and manage them with systemctl, inspecting status and logs.

Manage Ubuntu server users and groups by creating home directories, assigning passwords, and setting group memberships, including sudo privileges, using command line tools like useradd and adduser.

Install and configure an http server on Ubuntu, set up virtual hosts and document root, enable sites, and test via IP on port 80; plan DNS and SSL for access.

Secure an Ubuntu Linux HTTP server with TLS by obtaining a certificate from a certificate authority or using a self-signed option, installing the certificate and private key, and enabling SSL.

Install and configure MySQL on Ubuntu server, secure it with strong passwords, remove anonymous users, and restrict remote access. Create a database and a user, grant privileges.

Host applications on Ubuntu Linux server by running them under their own user, manage permissions, expose network traffic, enable logging, and plan DNS and firewall rules.

Learn Ubuntu Linux commands through practical demos to manage an Ubuntu Linux server effectively now.

Explore a very important demo for Ubuntu. This demo appears in the Ubuntu Linux server course.

Install the lamp stack on an Ubuntu Linux server, including Apache, MySQL, and PHP, to create a functional web hosting environment.

Explore a demo of very useful Linux commands for Ubuntu Linux server, demonstrating essential command-line techniques for practical server tasks.

Learn to install moodle on Ubuntu 18 through a step-by-step demo, covering essential setup steps for a functional moodle server.