# Vapi: Critical incident: outbound SIP calls are failing

**Summary:** _summary pending_
- Kind: Major incident · Label: critical (vendor)
- Changed: 2026-10-02 12:12 UTC · Detected: 2026-10-19 17:03 UTC
- Source: n/a
- [Company: Vapi](https://rewindex.com/company/vapi.md)
- Versions: before (none: first archived) → after incident\_version:667/1080062@e58c6d4b0961
- Change 1 of 1 for this incident

Incident page (full timeline): [outbound SIP calls are failing](https://rewindex.com/company/vapi/incidents/1080062.md)
## What changed

**1. Added: Title**

```diff
+ outbound SIP calls are failing
```

**2. Added: Impact**

```diff
+ critical
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-10-02 12:12 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-10-02 12:33 UTC
```

**6. Added: Update** (downtime) · 2026-10-02 12:12 UTC

```diff
+ Calls currently failing for SIP and Vapi member outbound. We are investigating root cause and will update shortly.
```

**7. Added: Update** (degraded) · 2026-10-02 12:23 UTC

```diff
+ We have identified the root cause of the issue and the services are recovering. We are monitoring and will update shortly.
```

**8. Added: Update** (resolved) · 2026-10-02 12:33 UTC

```diff
+ The issue has been resolved and calls are completing as expected. 
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-10-02 12:12 UTC | Critical incident: outbound SIP calls are failing (this change) | critical |

All Vapi changes: [timeline](https://rewindex.com/company/vapi/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


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Canonical: https://rewindex.com/change/i70b7b259bac28e · Markdown: https://rewindex.com/change/i70b7b259bac28e.md · JSON: https://rewindex.com/api/v1/changes/i70b7b259bac28e · Generated 2026-10-19T21:43:56.810Z