Outage in Cisco Duo

India VoIP failures

Resolved Minor
July 28, 2025 - Started 2 days ago - Lasted about 2 hours
Official incident page

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Outage Details

We are currently investigating an issue causing phone call authentication failures in India on all of our deployments and are working to correct the issue as soon as possible. Please check back here or subscribe to updates for any changes.
Components affected
Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery Cisco Duo Phone Call Delivery
Latest Updates ( sorted recent to last )
RESOLVED 2 days ago - at 07/28/2025 01:51PM

The issue causing VoIP authentication failures in India is now fully resolved.

MONITORING 2 days ago - at 07/28/2025 01:25PM

The issue causing VoIP authentication failures in India appears to be resolved. We are continuing to monitor the situation closely and will post any updates when the incident is considered fully resolved.

INVESTIGATING 2 days ago - at 07/28/2025 12:00PM

We are currently investigating an issue causing phone call authentication failures in India on all of our deployments and are working to correct the issue as soon as possible.

Please check back here or subscribe to updates for any changes.

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