Cambium Networks incident

CBRS: intermittent failures for customers using Google SAS

Resolved after 3 hours 1 minute, on April 9, 2026.

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..

Started
Apr 09, 2026, 09:17 AM UTC
Resolved
Apr 09, 2026, 12:19 PM UTC
Duration
3h 1m
Detected by Pingoru
Apr 09, 2026, 09:17 AM UTC

Update timeline

  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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