Cisco Umbrella incident
Umbrella - Network tunnel performance degradation - Europe (Germany)
Cisco Umbrella experienced a minor incident on May 11, 2026 affecting Network Tunnels, lasting 6h 25m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified May 11, 2026, 07:12 AM UTC
Some customers may experience degraded performance with network tunnels connected to the Europe Germany Data Center. Our engineering team is actively working to implement a resolution. Updates and additional details will be provided as new information becomes available.
- identified May 11, 2026, 09:00 AM UTC
We are continuing to mitigate degraded performance with network tunnels in the Europe Germany Data Center. Further updates will be provided as information becomes available.
- resolved May 11, 2026, 01:37 PM UTC
The recent network tunnel connectivity issue has been resolved. All services are operating normally, and customers can now create and manage network tunnels as expected. We will continue to monitor for stability. Thank you for your patience and understanding.