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Cumulus NetQ 2.4 Release Notes



These release notes support the Cumulus NetQ 2.4.0 and 2.4.1 releases, and describe currently available features and known issues.

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What's New in Cumulus NetQ 2.4

Cumulus NetQ 2.4 extends its visibility into network-wide and device issues, and makes deployment easier. Moving to this release requires a fresh installation; however, you can backup and restore data from prior versions. You can upgrade from NetQ 2.4.0 to 2.4.1.

Cumulus NetQ 2.4.1 is a maintenance release that includes the following new features and improvements that enable you to:

  • Select multiple network snapshots for viewing or deletion
  • Manage table data in full-screen NetQ UI cards using pagination and a modified filtering mechanism
  • Manage threshold crossing alerts (TCAs) through NetQ UI
  • Restore master server using Admin UI
  • Add more than two worker nodes to your server cluster using Admin UI
  • Specify a proxy during NetQ Platform or Appliance provisioning
  • Set a CPU usage threshold for NetQ Agents
  • Track MAC address history in the network using netq show mac-history command

Cumulus NetQ 2.4.0 includes the following new features and improvements:

  • NetQ server clustering that provides high availability and 24x7 manageability
  • A push-button NetQ installation UI that makes the deployment of NetQ easy
  • What Just Happened (WJH) that provides visibility into network problems with real-time telemetry data for Mellanox switches
  • Threshold Crossing Alerts (TCAs) that allow detection and prevention of network failures for selected interface, utilization, and sensor events
  • Fast lookup memory table (TCAM) monitoring that enables detection of critical resource depletion 
  • Early detection of the hardware issues by monitoring the sensors on Mellanox SN2700 and SN2410 platforms
  • Show or hide events on the topology diagram
  • Miscellaneous improvements in card displays in NetQ UI
  • Ubuntu 18.04 deployed as base OS for NetQ appliances 


Cumulus NetQ 2.4 is available on a subscription basis as part of your support contract. For details, refer to the Cumulus NetQ Versioning and Support Policy or the Cumulus NetQ Cloud Versioning and Support Policy.

Install Version 2.4

Whether you are installing Cumulus NetQ 2.4 for the first time or moving from an earlier version, follow the steps in the Cumulus NetQ Deployment Guide.


The Cumulus NetQ user documentation is available online at You are able to provide feedback with corrections and suggestions there. This documentation is updated at every release, and periodically with corrections. Note that an updated UI User Guide may not be available for up to five days after a release. All other documents are generally available at the time of a release.

Open and Fixed Issues in Cumulus NetQ 2.4

Change Log
Date Change
December 18, 2019 2.4.0 release
February 12, 2020 2.4.1 release


This support portal has moved

Cumulus Networks is now part of the NVIDIA Networking Business Unit! The NVIDIA Cumulus Global Support Services (GSS) team has merged its operations with the NVIDIA Mellanox support services team.

You can access NVIDIA Cumulus support content from the Mellanox support portal.

You open and update new cases on the Mellanox support portal. Any previous cases that have been closed have been migrated to the Mellanox support portal.

Cases that are still open on the Cumulus portal will continue to be managed on the Cumulus portal. Once these cases close, they will be moved to the Mellanox support portal.

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