Vietnam SMS - Planned Maintenance affecting SMS for Viettel

Scheduled for Oct 19, 17:00 - 21:00 UTC

Scheduled

On 19 Sept 2026 between 17:00 and 21:00 UTC, Viettel will perform a planned maintenance on their sms platform.

During the maintenance period, there may be difficulties delivering messages to and from Vietnam Viettel subscribers.

If you have any questions, please contact api.support.vonage.com

Posted Oct 15, 2026 - 09:45 UTC

This scheduled maintenance affects: Global Connectivity (SMS APAC).