Sierra Wireless incident
Service degradation Notification for Smart Connectivity users on Telia Sweden (GNOC-9603)
Sierra Wireless experienced a notice incident on September 22, 2025 affecting Data (NA) and Data and 1 more component, lasting 1d 3h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Sep 22, 2025, 11:58 AM UTC
Our monitoring tool has indicated a potential degradation in our Essentials1 services in Sweden . We are investigating it, and we will get back to you. A detailed update will be provided within 15 minutes.
- investigating Sep 22, 2025, 12:30 PM UTC
We are currently experiencing service degradation affecting Essentials1 SIM Subscription services in Sweden through our partner carrier, Telia Sverige AB. We have escalated this matter to our carrier partner, and a comprehensive investigation is in progress to identify the root cause and full scope of the impact. Service Impact: Affected devices may experience delays or disruptions in Data, USSD, SMS, and Voice services. Alternative Connectivity: Devices may connect through the alternative available partner carriers for device registration. Next Update: We will provide a status update within the next 2 hours. We apologize for any inconvenience this may cause and appreciate your patience as we work to resolve this issue promptly
- investigating Sep 22, 2025, 01:28 PM UTC
This incident impacts all Smart Connectivity subscriptions on Telia Sverige AB Sweden; the service degradation is NOT isolated to Essentials 1. We are engaging the respective roaming partners to expedite diagnosis and resolution.
- investigating Sep 22, 2025, 03:44 PM UTC
Our engineers are seeing some improvements at this time. Our partner carrier continues to work towards a resolution on this issue. Service Impact: Affected devices may experience delays or disruptions in Data, USSD, SMS, and Voice services. Alternative Connectivity: Devices may connect through the alternative available partner carriers for device registration. Next Update: We will provide a status update within the next 2 hours. We apologize for any inconvenience this may cause and appreciate your patience as we work to resolve this issue promptly
- investigating Sep 22, 2025, 05:45 PM UTC
Our engineers are continuing to see improvements at this time. Our partner carrier continues to work towards a resolution on this issue. Service Impact: Affected devices may experience delays or disruptions in Data, USSD, SMS, and Voice services. Alternative Connectivity: Devices may connect through the alternative available partner carriers for device registration. Next Update: We will provide a status update within the next 2 hours. We apologize for any inconvenience this may cause and appreciate your patience as we work to resolve this issue promptly
- investigating Sep 22, 2025, 07:55 PM UTC
Our partner carrier continues to work towards a resolution on this issue. We continue to observe improvements in our services. Service Impact: Affected devices may experience delays or disruptions in Data, USSD, SMS, and Voice services. Alternative Connectivity: Devices may connect through the alternative available partner carriers for device registration. Next Update: We will provide a status update within the next 4 hours. We apologize for any inconvenience this may cause and appreciate your patience as we work to resolve this issue promptly
- investigating Sep 23, 2025, 12:01 AM UTC
We continue to work with our partner carrier for resolution. Improvements in our services are continuously being observed. Service Impact: Affected devices may experience delays or disruptions in Data, SMS, and Voice services. Alternative Connectivity: Devices may connect through the alternative available partner carriers for device registration. Next Update: We will provide a status update within the next 4 hours. We apologize for any inconvenience this may cause and appreciate your patience as we work to resolve this issue promptly.
- investigating Sep 23, 2025, 04:02 AM UTC
We are still working with our partner carrier for resolution. Service Impact: Affected devices may experience delays or disruptions in Data, SMS, and Voice services. Alternative Connectivity: Devices may connect through the alternative available partner carriers for device registration. Next Update: We will provide a status update within the next 4 hours. We apologize for any inconvenience this may cause and appreciate your patience as we work to resolve this issue promptly.
- identified Sep 23, 2025, 08:17 AM UTC
The issue has been identified and a fix is being implemented.
- monitoring Sep 23, 2025, 08:43 AM UTC
A fix has been implemented and we are monitoring the results.
- monitoring Sep 23, 2025, 10:03 AM UTC
We are continuing to monitor for any further issues.
- monitoring Sep 23, 2025, 12:46 PM UTC
We are still monitoring the results. We will provide an update shortly.
- resolved Sep 23, 2025, 03:06 PM UTC
We have not observed any further issues during our monitoring period. We are considering this issue resolved.