# Sinch: Sinch Scheduled Maintenance - Elastic SIP Trunking - Voice Application Servers

> Sinch maintenance “Sinch Scheduled Maintenance - Elastic SIP Trunking - Voice Application Servers” on 2026-10-21: impact maintenance (vendor’s label), 2 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/sinch/incidents/fwvx5cpm7dsy
Last updated: 2026-10-27T16:54:02Z

- Impact (vendor’s label): maintenance (maintenance)
- Status: scheduled · edited after publishing
- Started: 2026-10-21 03:31 UTC · Resolved: not resolved · Duration: ongoing
- Updates: 2 · Affected components: Elastic SIP Trunking - Inbound Calling, Inbound Calling, Elastic SIP Trunking - Outbound Calling, Outbound Calling, Elastic SIP Trunking - International Calling, International Calling, 9-1-1 / Emergency Services, Elastic SIP Trunking - 9-1-1 / Emergency Services
- [Vendor status page: https://stspg.io/b76llgv3xwn4](https://stspg.io/b76llgv3xwn4)
- [Company: Sinch](https://rewindex.com/company/sinch.md)

## Timeline of updates

- **scheduled** 2026-10-21 03:31 UTC _(edited after publishing)_: The scheduled maintenance has been moved to Friday, November 6 (3:00 UTC). -------------------------------------- Sinch Elastic SIP Trunking will be undergoing maintenance on the voice application servers to enable AMR-WB audio on eligible calls as part of a future release. The scheduled work is not expected to impact your service. This is being sent as a courtesy notice in the event that you experience issues that extend beyond the maintenance window. We appreciate your patience and apologize for any inconvenience experienced during this maintenance period. If for any reason the maintenance is extended or cancelled we will advise you accordingly. Please contact support@sinch.com for further information.
- **scheduled** 2026-10-27 16:52 UTC: We will be undergoing scheduled maintenance during this time.

## Rewindex changes for this incident

- 2026-10-27 16:54 UTC: [Incident updated: Sinch Scheduled Maintenance - Elastic SIP Trunking - Voice Application Servers](https://rewindex.com/change/rf244e2a154a654.md)

## Cite this

Maintenance posted by Sinch, started 2026-10-21 03:31 UTC, not resolved, 2 update(s); edited after publishing.

- Canonical URL: https://rewindex.com/company/sinch/incidents/fwvx5cpm7dsy
- Citation: Sinch, “Sinch Scheduled Maintenance - Elastic SIP Trunking - Voice Application Servers” (2026-10-21 03:31 UTC). Archived by Rewindex: https://rewindex.com/company/sinch/incidents/fwvx5cpm7dsy (CC BY 4.0).
- Markdown link: `[Sinch: Sinch Scheduled Maintenance - Elastic SIP Trunking - Voice Application Servers (2026-10-21)](https://rewindex.com/company/sinch/incidents/fwvx5cpm7dsy)`


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Canonical: https://rewindex.com/company/sinch/incidents/fwvx5cpm7dsy · Markdown: https://rewindex.com/company/sinch/incidents/fwvx5cpm7dsy.md · JSON: https://rewindex.com/api/v1/companies/sinch/incidents/fwvx5cpm7dsy · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T14:53:52.282Z