Support stages

Support of VMmanager includes three stages:

GA (General availability) — main support stage;
LTS (Long-term support) — limited support stage;
EOL (End-of-life) — support withdrawal stage.

The duration of each step is determined by VMmanager life cycle stages.

Software life cycle

Stage	Software updates	Documentation	Start
GA	Expansion of functionality Fixing errors and vulnerabilities	Provided and updated in full scope	Q4 2019
LTS	Modifications related to changes in legislation Fixing critical errors and vulnerabilities, except those related to the use of unsupported versions of operating systems (OS). Read more about the supported OS in Server requirements. Expansion of functionality is not provided	Provided and updated in full scope	Currently not determined
EOL	Not provided	Provided in full scope, no updates are released	Currently not determined

Technical and advisory support

Technical and advisory support for VMmanager is provided according to the Support rules.

Technical support is only available for software versions released within two months from the date of support request. For example, if you contact technical support on November 15, 2021, support will be provided only if the software was updated on September 15, 2021 or later.

You can find information about the product versions on the ISPsystem website.

Advisory support is provided for all versions of VMmanager until the EOL stage.

ISPsystem is not responsible for any possible threats to your network security caused by using an outdated version of VMmanager software.

Operating Systems

Servers running AlmaLinux and Ubuntu use standard kernel builds from OS vendors without any modifications. For bug fixes and kernel enhancements, please contact OS vendors via open bug trackers:

AlmaLinux — https://bugs.almalinux.org/;
Ubuntu — https://bugs.launchpad.net/ubuntu.

Technical support for VMs with Windows OS is provided only for issues directly related to OS templates:

OS installation from a template;
application of network settings to the VM.

Useful tips