# Vonage API: UK SMS - Delivery degradation of SMS traffic towards O2 UK Network

> SMS delivery is degraded for Vonage API SMS Europe and Global Connectivity - SMS Europe traffic to the O2 UK network. Vonage API reports that it is investigating the problem with its carrier partners. Vonage API gives no workaround.

- Provider: [Vonage API](https://outages.live/vonage.md)
- Type: Incident
- State: investigating
- Worst impact: Degraded performance
- Started: 2026-11-05 17:45 UTC
- Components: SMS Europe, Global Connectivity - SMS Europe
- Official update: https://stspg.io/v9dxpcvc0rxp

## Updates from Vonage API

### investigating, 2026-11-05 17:45 UTC

Please be advised that we are observing SMS delivery degradation towards O2 UK Network. We are working with our carrier partners to resolve the issue and will issue an update as soon as more information becomes available. If you have any questions, please contact api.support.vonage.com