Cambium Networks Outage History

Started Jul 12, 2026, 10:45 PM UTC· resolved Jul 13, 2026, 02:43 PM UTC

1. resolved Jul 12, 2026, 10:45 PM UTC

   Outage for some EU west pods (5,9,16,22,24) At around 11:43 UTC on Sunday 12 July 2026, some cnMaestro services in the EU west region began to fail due to an EC2 failure. Compounding this, automated recovery of the EC2 workloads also unavailable. AWS support are looking in to the root cause, and we will update this notice if more information becomes available. No network outages were recorded, but configuration changes and metrics collection will have failed for customers on impacted pods. Alternative recovery was completed by 01:58 UTC on Monday 13 July 2026\. We apologise for any inconvenience..

2. resolved Jul 13, 2026, 02:43 PM UTC

   Workarounds have been put in place, and the region is fully operational.

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Started Apr 09, 2026, 09:17 AM UTC· resolved Apr 09, 2026, 12:19 PM UTC

1. investigating Apr 09, 2026, 09:17 AM UTC

   Customers on the Google CBRS SAS service may be experiencing intermittent outages with logs shoing multiple grant request retries. We are working with Google to investigate..

2. identified Apr 09, 2026, 10:05 AM UTC

   We are seeing some recovery of devices and continue to monitor. Impacted devices entered the CPAS window and have been unable to obtain new grant approvals, leaving all CBSDs in an unauthorized/idle state with no active spectrum grants. We are waiting for details from Google on why the termination was triggered..

3. monitoring Apr 09, 2026, 11:43 AM UTC

   Error rates have dropped and devices are back online. We are continuing to monitor before full resolution..

4. resolved Apr 09, 2026, 12:19 PM UTC

   .

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Started Nov 12, 2025, 03:45 PM UTC· resolved Nov 12, 2025, 04:25 PM UTC

1. identified Nov 12, 2025, 03:45 PM UTC

   At around 15:36Z some clusters began to lose access to the AWS cloudfront CDN, causing delays in page load times and occasionally timeouts. .

2. resolved Nov 12, 2025, 04:25 PM UTC

   This incident has been resolved. Between 15:36Z and 16:20Z the web interface of cnMaestro will have been slow and in cases unavailable for users in some US locations. Cambium has a fix under test and expect to roll this out to production for cnMaestro version 5.2.5 (due December 2025).

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Started Oct 20, 2025, 06:30 AM UTC· resolved Oct 20, 2025, 10:33 PM UTC

1. investigating Oct 20, 2025, 06:30 AM UTC

   We are currently investigating this incident..

2. identified Oct 20, 2025, 08:22 AM UTC

   AWS has reported major outages of a number of components, though we are seeing signs of recovery. cnMaestro customers may experience some loss of statistics data during this time..

3. identified Oct 20, 2025, 09:56 AM UTC

   XMS Cloud EPSK services are impacted, customers may see timeouts for EPSK. We are looking for ways to work around the underlying infrastructure issues to restore service.

4. monitoring Oct 20, 2025, 10:32 AM UTC

   We're seeing reduced errors in all services, but customers using EPSK in the us-e1 pods may continue to experience delays.

5. resolved Oct 20, 2025, 11:02 AM UTC

   All services are operational, though some may be slow as backlog is worked through. AWS has reported all clear with some rate limiting. We continue to monitor for issues, and will update when we hear more..

6. identified Oct 20, 2025, 03:03 PM UTC

   Users on some pods in the us-east-1 region may still experience degradation in service. Managed devices for these services are not impacted, but some admins may be unable to log in to cnMaestro cloud. We are working with AWS to work around the regional issue..

7. resolved Oct 20, 2025, 10:33 PM UTC

   We're seeing traffic levels back to normal, and no alerts. We'll continue to monitor and update on any changes..

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Started Jun 16, 2025, 03:18 PM UTC· resolved Jun 16, 2025, 06:52 PM UTC

1. investigating Jun 16, 2025, 03:18 PM UTC

   Qualcom have reported that they are experiencing some service degradation due to recent upgrades. We continue to monitor and await status updates from the team at Qualcom..

2. resolved Jun 16, 2025, 06:52 PM UTC

   This incident has been resolved..

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Started Mar 06, 2025, 01:30 PM UTC· resolved Mar 06, 2025, 03:50 PM UTC

1. identified Mar 06, 2025, 01:30 PM UTC

   Following a routine maintenance window, the application has become unstable. We have identified the issue and we are continuing to work on a fix..

2. monitoring Mar 06, 2025, 03:36 PM UTC

   Failed components have been replaced, and we expect service to resume within the hour. We apologise for the inconvenience..

3. resolved Mar 06, 2025, 03:50 PM UTC

   The failed components have been replaced and service has been restored. Monitoring continues and no anomalies have been seen..

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Started Dec 04, 2024, 12:57 AM UTC· resolved Dec 04, 2024, 12:57 AM UTC

1. resolved Dec 04, 2024, 12:57 AM UTC

   Services have been restored and are operational and we are continuing to monitor. Customers are experiencing intermittent failures in cnMaestro that may include blank UI pages or issues onboarding devices. The problems are limited to Cambium IDs accessing the system through the URL that starts with "us-e1-s28-...". We are investigating the cause..

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Started Nov 03, 2024, 11:45 PM UTC· resolved Nov 04, 2024, 06:18 PM UTC

1. investigating Nov 03, 2024, 11:45 PM UTC

   Some customers are experiencing freezing when navigating around the XMS-C Web UI. We are currently investigating this incident..

2. resolved Nov 04, 2024, 06:18 PM UTC

   This incident has resolved. The root cause is still under investigation..

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