Outbound Voice PSTN Call Failures Across Multiple Products

Incident Report for Twilio

Resolved

Outbound Voice PSTN call failures across multiple products has been resolved and Programmable Voice in SIP interface, elastic sip trunking, API, Verify, Twilio Flex, and Studio are operating normally at this time.

Posted Dec 14, 2022 - 10:17 PST

Monitoring

Programmable Voice in SIP interface, elastic sip trunking, API, Verify, Twilio Flex, and Studio are now operating normally. We will continue to monitor for system stability. We’ll provide another update in 30 minutes or as soon as more information becomes available.

Posted Dec 14, 2022 - 09:52 PST

Update

We continue investigating issues with Programmable Voice. This could be affecting calls using SIP interface, API and also Verify. Customers may face delays and failures when attempting to complete outbound calls. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Dec 14, 2022 - 09:25 PST

Update

We are still investigating a service interruption with Programmable Voice in SIP trunk and Verify. We expect to provide another update in 1 hour or as soon as more information becomes available.

Posted Dec 14, 2022 - 09:09 PST

Update

We are investigating a service interruption with Programmable Voice in SIP trunk. We expect to provide another update in 30 minutes or as soon as more information becomes available.

Posted Dec 14, 2022 - 08:46 PST

Investigating

Our monitoring systems have detected a potential issue with multiple trunking failures with Voice. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

Posted Dec 14, 2022 - 08:26 PST

This incident affected: ELASTIC SIP TRUNKING US1 (Origination US1), PROGRAMMABLE VOICE US1 (PSTN US1, SIP Interface US1), SERVERLESS (Studio), ACCOUNT SECURITY (Verify), and FLEX (Flex Application Platform).