Mitel incident
Issue with Tunnel service causing connection errors
Mitel experienced a critical incident on March 20, 2026 affecting Tunnel, lasting 2d 19h. The incident has been resolved; the full update timeline is below.
Affected components
Tunnel
Update timeline
- investigating Mar 20, 2026, 05:39 PM UTC
We are aware of issues in the Tunnel service and are currently investigating.
- identified Mar 20, 2026, 07:50 PM UTC
The root cause has been identified, and our team is actively working on a resolution.
- monitoring Mar 20, 2026, 10:09 PM UTC
The service has been restored and we will continue to monitor.
- resolved Mar 23, 2026, 01:30 PM UTC
We experienced a temporary capacity issue that affected service availability during periods of high demand. The issue has been resolved, and additional safeguards have been put in place to prevent recurrence.