Explanation#

Our explanatory and conceptual guides are written to provide a better understanding of how the Ubuntu Pro Client (pro) works. They enable you to expand your knowledge and become better at using and configuring pro.

Pro services#

Ubuntu Pro is a portal to many other services offered by Canonical. Here you can discover more about the services available through Pro and how you can manage them with the Pro Client.

Handling security vulnerabilities#

Ubuntu Pro provides security fixes for vulnerabilities (CVEs and USNs). This section explains what those are, how to find out if your machine is affected, and the different uses of the pro fix command.

Ubuntu Pro policies#

Here we explain our usage policies for features such as using Pro offline or airgapped, how machines are counted against tokens, how we deprecate features and what data is collected from active machines.

Messaging#

Here you’ll find details about Ubuntu Pro Client-related APT and MOTD messages – what they are, when they are used and how they work.

Public Cloud Ubuntu Pro#

Ubuntu Pro is supported on AWS, Azure and GCP through Public Cloud Ubuntu Pro images. On Pro Cloud images, machines are automatically attached to a support contract by the Ubuntu Pro daemon.

API endpoints explained#

Some of the commands in pro do more than you think. Here we’ll show some of the API endpoint outputs and how to interpret them.