Ubuntu Server explanation guides
Note:
This documentation has moved to a new home! Please update your bookmarks to the new URL for the up-to-date version of this page.
Our explanatory and conceptual guides are written to provide a better understanding of how Ubuntu Server works and how it can be used and configured. They enable you to expand your knowledge, making the operating system easier to use.
Introduction to…
If you’re not sure how or where to get started with a topic, these introductory pages will give you a high-level overview and relevant links (with context!) to help you navigate easily to the guides and other materials of most interest to you.
Virtualisation and containers
| About virtual machines | |
| Overview of VM tools in Ubuntu | |
| Using virtual machines | |
| Using QEMU for microVMs | |
| Upgrading the machine type of your VM | |
| About containers | |
| Overview of container tools in Ubuntu | |
| Other virtualization tools | |
| About OpenStack | |
Networking
| Networking | |
| Networking key concepts | |
| Configuring networks | |
| About Netplan | |
| About DHCP | |
| Time synchronisation | |
| The DPDK library | |
Active Directory integration
| Choosing an integration method | |
| Security identifiers (SIDs) | |
| Identity mapping backends | |
| The rid idmap backend | |
| The autorid idmap backend | |
Security
Server installation
Storage
Managing software
| Software | |
| About apt upgrade and phased updates | |
| Third party repository usage | |
| Changing package files | |
| Advance testing of updates in best practice server deployments | |
Web servers
| Details and key concepts… | |
| About web servers | |
| About Squid proxy servers | |
System tuning
| Useful tools | |
| TuneD | |