# Sinch: Sinch Scheduled Maintenance - Elastic SIP Trunking - SBCs & Carrier Gateways

- Provider: [Sinch](https://outages.cc/sinch.md)
- Type: Maintenance
- State: scheduled
- Worst impact: Maintenance
- Started: 2026-11-11 04:00 UTC
- Components: API, Inbound Calling, Outbound Calling, International Calling, 9-1-1 / Emergency Services, Elastic SIP Trunking - API, Elastic SIP Trunking - Inbound Calling, Elastic SIP Trunking - Outbound Calling, Elastic SIP Trunking - International Calling, Elastic SIP Trunking - 9-1-1 / Emergency Services
- Official update: https://stspg.io/y271qn9hxjvf

## Updates from Sinch

### scheduled, 2026-11-06 01:57 UTC

Sinch Elastic SIP Trunking will be undergoing maintenance to include support for: - routing and media handling updates on the call routing platform, including media redirect headers. - AMR-WB codec for re-INVITEs to prepare for full support of AMR-WB. - improvements for media quality reporting and visibility. Sinch is taking precautions to prevent service impacts, but note that the scheduled work may result in a brief interruption with your service. This is being sent as a courtesy notice if you experience issues that extend beyond the maintenance window. We appreciate your patience and apologize for any inconvenience during this maintenance period. If the maintenance is extended or cancelled, we will advise accordingly. Please contact support@sinch.com for further information.