Sierra Wireless incident
Service Degradation Notification for Essentials1 SIM Subscriptions in the EU and NAM Regions (GNOC-10620)
Sierra Wireless experienced a notice incident on December 17, 2025 affecting Data and SMS and 1 more component, lasting 2h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Dec 17, 2025, 06:39 PM UTC
Semtech is currently experiencing service degradation affecting Essentials1 SIM subscriptions in the EU and NAM regions. Devices operating in these regions may experience difficulties establishing new data sessions, and in some cases, existing data sessions may be interrupted. The issue has been reported to our partner carrier, and an investigation is underway to determine the scope and root cause. Impact: Impacted devices may experience delays in establishing Data, SMS, and Voice services. We will provide further updates in 30 minutes.
- investigating Dec 17, 2025, 07:13 PM UTC
Our engineering teams are currently observing signs of improvement; however, services have not yet fully stabilized. Our partner carrier continues to actively work toward a full resolution of the issue. Impact: Impacted devices may experience delays in establishing Data, SMS, and Voice services. We will provide further updates in 1 Hour.
- monitoring Dec 17, 2025, 07:30 PM UTC
Our partner carrier has restored service, and our engineers are monitoring it to ensure stability. If no further impacts are observed during our monitoring period, we will consider this resolved.
- resolved Dec 17, 2025, 08:40 PM UTC
We have not observed any further issues during our monitoring period. We are considering this issue resolved.