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All Services Operational

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Welcome to the CSL Group Status Page, this service aims to show the real time service status and any known issues with platform availability. If you are experiencing issues that are not listed here, please get in touch with CSL Support. If the issue is listed here, updates will be provided on this status page as they become available. CSL Support can be contacted on +44 (0)1895 474 444 for assistance with device related issues or IoT connectivity. The CSL IT service desk is also available on +44 (0)1895 474 424 for ARC connectivity or platform support.

DualCom Pro

Operational

CSL Connected & MiniAir

Operational

Emizon

Operational

WebWay

Operational

DualCom GradeShift & UDL

Operational

Gemini Portals

Operational

ECHO Connectivity

Operational

SIM Only

Operational

DualCom Pro EUROPE

Operational

DualCom GradesShift & UDL EUROPE

Operational

Emizon EUROPE

Operational

WebWay EUROPE

Operational

CSL Connected & MiniAir EUROPE

Operational

CSL IoT Managed Router 4G

Operational

CSL IoT Managed Router Pro

Operational

Mobile Network Core - Tele2

Operational

Mobile Network Core - Telefonica

Operational

Mobile Network Core - Three

Operational

Mobile Network Core - T-Mobile

Operational

Mobile Network Core - Vodafone

Operational

Customer Contact Channels

Operational

IoT.Live Platform UK/Europe

Operational

rSIM UK/Europe

Operational

4

Upcoming Maintenances

1

Incidents Last 7 Days

External Services

Azure

MS Office365

Status.io

Scheduled Maintenance

Planned Maintenance Notification(Rescheduled) - CR00015125P4 - Planned Maintenance

Schedule

November 9, 2026 10:00 - 14:00 GMT

Components

CSL IoT Managed Router 4G, CSL IoT Managed Router Pro, Mobile Network Core - Tele2

Service

Data, Mobile Connectivity

Description

<b>Subject: </b> Notification - CR00015125 <b>Change ID: </b>CR00015125 <b>Description: </b> As part of CSL's continuous network improvement programme, we will be upgrading the tec.cslm2m.com APN in collaboration with Tele2 and migrating the service to a dedicated routing domain. <b>Expected Impact: </b> During the maintenance activity, active SIM data sessions connected to the APN will be briefly disconnected and will automatically re-establish once the migration is complete. Enhanced monitoring and operational safeguards will be in place throughout the maintenance window to ensure any unexpected issues are quickly identified and resolved. <b>Reason for Change: </b> This activity forms part of CSL's ongoing network enhancement programme. Migrating the tec.cslm2m.com APN to a dedicated routing domain will provide improved service stability, optimized performance, and increased operational resilience.
Planned Maintenance - CR00015322P4 - Planned Maintenance

Schedule

November 9, 2026 19:00 - 21:00 GMT

Components

DualCom Pro, Gemini Portals, DualCom Pro EUROPE

Service

UDL Remote Manager, Gemini Portals - Online Order, Gemini Portals - My Base

Description

To ensure our infrastructure remains secure, stable, and protected against the latest vulnerabilities, we will be performing routine security updates. After the maintenance has ended any already logged on users will be asked to re-log back in. Alarm polling and signaling and all connectivity will continue uninterpreted throughout this period. The impacted services will be: CSL Remote Manager / UDL IoT.Live MyBase Shop
Planned Maintenance Notification – CR00015308P4 - Planned Maintenance

Schedule

November 12, 2026 10:00 - 16:00 GMT

Components

DualCom Pro, WebWay, WebWay EUROPE

Service

Radio Connectivity, PSTN Connectivity, LAN Connectivity, Programming, ARC Connectivity, UDL Remote Manager, Commissioning

Description

To ensure our infrastructure remains secure, stable, and protected against the latest vulnerabilities, we will be performing routine security updates on our Windows Servers. Impact: No downtime is anticipated. All services and systems are expected to remain fully operational throughout the maintenance window. What we are doing: We are applying the latest security patches to keep our environment up-to-date and vulnerability-free. While we expect zero interruption to your workflow, we are notifying you as a standard best practice. If you encounter any unexpected issues during this window, please contact the CSL ServiceDesk Team
Planned Maintenance Notification - CR00015334P4 - Planned Maintenance

Schedule

November 22, 2026 11:00 - 16:00 GMT

Components

CSL IoT Managed Router 4G, CSL IoT Managed Router Pro

Service

CSL IoT Core Network

Description

<b>Subject: </b> Notification - CR00015334 <b>Change ID: </b>CR00015334 <b>Description: </b> CSL's mobile network operator partner, Colt, has scheduled maintenance on a tertiary interconnect circuit. <b>Expected Impact: </b> No customer impact is anticipated during this maintenance activity, as both the primary and secondary interconnect circuits will remain fully operational throughout the maintenance window. Enhanced monitoring and operational safeguards will be in place to ensure any unexpected issues are promptly identified and addressed. <b>Reason for Change: </b> Colt is performing service improvement and infrastructure maintenance activities on their network.

History

Incident NotificationP2 - Partial Service Disruption

Incident Status

P2 - Partial Service Disruption


Components

DualCom Pro


Service

Radio Connectivity, LAN Connectivity, Programming, ARC Connectivity, UDL Remote Manager, Commissioning



November 4, 2026 16:23 GMT
RESOLVED

CSL Infrastructure Engineers have monitored the stability and confirmed that all services are now restored. The incident is now closed.

November 4, 2026 14:51 GMT
MONITORING

We are continuing to monitor the systems stability and will provide further updates as progress is made. We appreciate your patience and understanding while this is being addressed.

November 4, 2026 12:41 GMT
IDENTIFIED

Service have restored on all the Gemini Pro cluster. We are continuing to monitor the system stability. We appreciate your patience and understanding

November 4, 2026 12:10 GMT
IDENTIFIED

We are currently experiencing a service disruption affecting multiple Gemini Pro Clusters. Our engineering and operations teams are actively engaged. Investigation and recovery activities are currently ongoing to restore normal service operations as quickly as possible. Impact: Brief data connection drops and momentary communication of path failures/restores.
Planned Maintenance - CR00015245-CR00015236P4 - Planned Maintenance

Description

Scheduled Maintenance on Data Center Network Devices We are carrying out Network device Firmware upgrade activities in our Data Center Impacted Services : Gemini Pro UK, Gemini Legacy UK, CSL Connected UK & Europe, WWO UK, Emizon UK & Europe. No impact: Gemini Pro EU, WWO EU, Gemini Legacy EU. Impact: Brief data connection drops and momentary communication of path failures/restores. Customer Action: No customer action is required. Our engineers will monitor the platforms throughout the maintenance activities to ensure normal service continues.


Components

DualCom Pro, CSL Connected & MiniAir, Emizon, WebWay, DualCom GradeShift & UDL, Emizon EUROPE, CSL Connected & MiniAir EUROPE


Service

Radio Connectivity, PSTN Connectivity, LAN Connectivity, Programming, ARC Connectivity, UDL Remote Manager, Commissioning, UDL


Schedule

November 4, 2026 10:00 - November 4, 2026 16:00 GMT


November 4, 2026 11:51 GMT
UPDATE

Due to unexpected issue the planned maintenance has been cancelled. We need to reschedule this activity for a later date, we will send out a notification with new window.

November 4, 2026 10:04 GMT
UPDATE

Scheduled maintenance is starting.
Emizon Online Maintenance / WebWay WorldSecurity Issue

Incident Status

Security Issue


Components

Emizon, WebWay


Service

UDL Remote Manager



November 4, 2026 08:22 GMT
RESOLVED

Emizon Online Maintenance restored, WebWay world will be made available to CSL technical support to make changes on behalf of customers if required, please raise any needs with the tech support team.

October 26, 2026 15:53 GMT
IDENTIFIED

Access to Emizon Online Maintenance has been restored.

October 23, 2026 17:46 BST
IDENTIFIED

Our teams continue to respond as part of the worldwide response to the disclosed PHP vulnerabilities this week. We have completed the updated release of MyBase and our Online Shop and released these back to customers earlier this week. We expect to make Emizon Online maintenance available again to customers early next week, and we are taking a security patch through the testing process. WebWay World remains offline. However, we expect that CSL technical support will be able to carry out configuration changes on your behalf upon internal release of the portal next week.

October 22, 2026 15:58 BST
IDENTIFIED

Further to our customer communication yesterday, Emizon and Web Way Online portals at this time remain offline whilst CSL assess how to appropriately ensure they are secured in light of the recent PHP vulnerabilities announced. At this time we do not have an ETA for their restoration to service, but we will keep this status page updated daily. Alarm signalling and delivery is not impacted and continues to operate as normal.