If you are using the current version of Cumulus Linux, the content on this page may not be up to date. The current version of the documentation is available here. If you are redirected to the main page of the user guide, then this page may have been renamed; please search for it there.

What's New

This document supports the Cumulus Linux 5.6 release, and lists new platforms, features, and enhancements.

What’s New in Cumulus Linux 5.6.0

Cumulus Linux 5.6.0 supports new platforms, contains several new features and improvements, and provides bug fixes.


  • NVIDIA SN5600 (800G Spectrum-4) - (supports 1G on the bonus port)
  • NVIDIA SN3750-SX (200G Spectrum-2) is now generally available

New Features and Enhancements

New NVUE Commands

Cumulus Linux 5.6 includes the NVUE object model. After you upgrade to Cumulus Linux 5.6, running NVUE configuration commands might override configuration for features that are now configurable with NVUE and removes configuration you added manually to files or with automation tools like Ansible, Chef, or Puppet. To keep your configuration, you can do one of the following:

Cumulus Linux 3.7, 4.3, and 4.4 continue to support NCLU. For more information, contact your NVIDIA Spectrum platform sales representative.