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

> Incident updated: USA SMS/MMS - Delivery degradation affecting SMS and MMS traffic towards AT&T operator. Detected 2026-10-29 by Rewindex: what changed on Vonage’s status page, with the before/after diff.

Canonical: https://rewindex.com/change/rb2116fa46778fb
Last updated: 2026-10-29T20:33:45Z

**Summary:** _summary pending_
- Kind: Incident update · Label: Normal progress (rule)
- Changed: 2026-10-29 20:33 UTC · Detected: 2026-10-29 20:33 UTC
- [Source: https://vonageapi.statuspage.io/incidents/kldxkx7hxjy3](https://vonageapi.statuspage.io/incidents/kldxkx7hxjy3)
- [Company: Vonage](https://rewindex.com/company/vonage.md)
- Versions: before incident\_version:126/kldxkx7hxjy3@177a5c4eb678 → after incident\_version:126/kldxkx7hxjy3@5dfb4fbd7291
- Change 1 of 2 for this incident

Incident page (full timeline): [USA SMS/MMS - Delivery degradation affecting SMS and MMS traffic towards AT&T operator](https://rewindex.com/company/vonage/incidents/kldxkx7hxjy3.md)
## What changed

**1. Changed: Status**

```diff
- investigating
+ monitoring
```

**2. Added: Update** (monitoring) · 2026-10-29 20:26 UTC

```diff
+ A fix has been implemented and we are monitoring the results.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-10-29 20:33 UTC | Incident updated: USA SMS/MMS - Delivery degradation affecting SMS and MMS traffic towards AT&T operator (this change) | Normal progress |
| 2026-10-29 22:03 UTC | [Incident updated: USA SMS/MMS - Delivery degradation affecting SMS and MMS traffic towards AT&T operator](https://rewindex.com/change/r647b13c5d7d63f.md) | Normal progress |

Next: [change](https://rewindex.com/change/r647b13c5d7d63f.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/MMS - Delivery degradation affecting SMS and MMS traffic towards AT&T operator on Vonage’s status page, changed 2026-10-29 20:33 UTC (change 1 of 2).

- Canonical URL: https://rewindex.com/change/rb2116fa46778fb
- Citation: Vonage, “Incident updated: USA SMS/MMS - Delivery degradation affecting SMS and MMS traffic towards AT&T operator” (2026-10-29 20:33 UTC). Archived by Rewindex: https://rewindex.com/change/rb2116fa46778fb (CC BY 4.0).
- Markdown link: `[Vonage: Incident updated: USA SMS/MMS - Delivery degradation affecting SMS and MMS traffic towards AT&T operator (2026-10-29)](https://rewindex.com/change/rb2116fa46778fb)`


---
Canonical: https://rewindex.com/change/rb2116fa46778fb · Markdown: https://rewindex.com/change/rb2116fa46778fb.md · JSON: https://rewindex.com/api/v1/changes/rb2116fa46778fb · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T16:13:15.385Z