# Vonage: Incident updated: USA SMS - Delivery degradation affecting TFN traffic towards AT&T operator

> Incident updated: USA SMS - Delivery degradation affecting TFN traffic towards AT&T operator. Detected 2026-10-21 by Rewindex: what changed on Vonage’s status page, with the before/after diff.

Canonical: https://rewindex.com/change/reb9e73a0102792
Last updated: 2026-10-21T00:43:08Z

**Summary:** _summary pending_
- Kind: Incident update · Label: Normal progress (rule)
- Changed: 2026-10-21 00:43 UTC · Detected: 2026-10-21 00:43 UTC
- [Source: https://stspg.io/krcxd7fnclmz](https://stspg.io/krcxd7fnclmz)
- [Company: Vonage](https://rewindex.com/company/vonage.md)
- Versions: before incident\_version:126/pkz1n193hlg8@8a2c80513fae → after incident\_version:126/pkz1n193hlg8@45f7b84f82f7
- Change 3 of 3 for this incident

Incident page (full timeline): [USA SMS - Delivery degradation affecting TFN traffic towards AT&T operator](https://rewindex.com/company/vonage/incidents/pkz1n193hlg8.md)
## What changed

**1. Changed: Status**

```diff
- monitoring
+ resolved
```

**2. Added: Resolved time**

```diff
+ 2026-10-21 00:33 UTC
```

**3. Added: Update** (resolved) · 2026-10-21 00:33 UTC

```diff
+ This incident has been resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-10-20 18:23 UTC | [Incident silently edited: USA SMS - Delivery degradation affecting TFN traffic towards AT&T operator](https://rewindex.com/change/r9ef5b7ee0c777d.md) | Wording only |
| 2026-10-20 18:33 UTC | [Incident updated: USA SMS - Delivery degradation affecting TFN traffic towards AT&T operator](https://rewindex.com/change/rbe15eb41f66ca6.md) | Normal progress |
| 2026-10-21 00:43 UTC | Incident updated: USA SMS - Delivery degradation affecting TFN traffic towards AT&T operator (this change) | Normal progress |

Previous: [change](https://rewindex.com/change/rbe15eb41f66ca6.md) · All Vonage changes: [timeline](https://rewindex.com/company/vonage/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._

## Cite this

Incident updated: USA SMS - Delivery degradation affecting TFN traffic towards AT&T operator on Vonage’s status page, changed 2026-10-21 00:43 UTC (change 3 of 3).

- Canonical URL: https://rewindex.com/change/reb9e73a0102792
- Citation: Vonage, “Incident updated: USA SMS - Delivery degradation affecting TFN traffic towards AT&T operator” (2026-10-21 00:43 UTC). Archived by Rewindex: https://rewindex.com/change/reb9e73a0102792 (CC BY 4.0).
- Markdown link: `[Vonage: Incident updated: USA SMS - Delivery degradation affecting TFN traffic towards AT&T operator (2026-10-21)](https://rewindex.com/change/reb9e73a0102792)`


---
Canonical: https://rewindex.com/change/reb9e73a0102792 · Markdown: https://rewindex.com/change/reb9e73a0102792.md · JSON: https://rewindex.com/api/v1/changes/reb9e73a0102792 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-11T04:59:14.346Z