LINK Mobility has planned maintenance in progress.

This communication is targeting customers who are using the LINK Mobility France SMS SMPP API, DNS smpp.ipx.com port 3550 (TLS). To respect our security policy and the best security practices, TLS 1.0 and 1.1 are going to be removed from this entry point. The change will be made the Monday 28th of September 2026. After this date, no TLS connection using TLS 1.0 or 1.1 will be possible. Please double check that your SMPP client application is using TLS 1.2 or 1.3 that will be the only supported versions. If you need more information, you can contact the support. === Cette communication s'adresse aux clients qui utilisent l'API SMS SMPP de LINK Mobility France, via la DNS smpp.ipx.com sur le port 3550 (TLS). Conformément à notre politique de sécurité et aux meilleures pratiques en la matière, les protocoles TLS 1.0 et 1.1 vont être supprimés de ce point d'accès. Ce changement prendra effet le lundi 28 septembre 2026. Après cette date, aucune connexion TLS utilisant les versions 1.0 ou 1.1 ne sera possible. Veuillez vérifier que votre application cliente SMPP utilise les versions TLS 1.2 ou 1.3, qui seront les seules prises en charge. Si vous avez besoin de plus d'informations, vous pouvez contacter le service support.

Dear Customer / Partner, We would like to inform you about planned maintenance activities. Start: 16 September 2026, 23:00 CEST End: 17 September 2026, 00:30 CEST As part of our yearly security maintenance, we will renew SSL/TLS certificates for: n-eu.linkmobility.io c-eu.linkmobility.io eu.linkmobility.io Customer Impact During the maintenance window, customers may experience brief connection resets or short interruptions when connecting to the endpoint listed above. No extended service outage is expected. We apologize for any inconvenience this may cause. If you have any questions or concerns, please contact your local support team.

We will be undergoing scheduled maintenance during this time.

Important Notice Regarding Certificate Issuer Change! Please note that the SSL/TLS certificate issuer will change from Sectigo to SSL.com as part of this renewal. Customers using certificate pinning, custom trust stores, issuer-based validation, allowlists, or other additional certificate validation mechanisms should review their configurations before the maintenance window. Customers relying on standard operating system or standard trust stores are generally not expected to take any action

Dear Customer / Partner, The operator Hi3G has a planned service release window. Start Date & Time: 2026-09-20 23:00 CEST End Date & Time: 2026-09-21 07:00 CEST During the release disturbance in our premium service is expected. We recommend resending any failed requests after this time window. Premium Messages - These are the messages used for payment or donations via SMS that actually cost money for the recipient to receive. Standard messages are not impacted by this work

Scheduled Maintenance Update – SSL/TLS Certificate Renewal The planned SSL/TLS certificate renewal maintenance has been rescheduled from 16 September 2026 to 20 September 2026, 08:00-00:00 PM CEST. As part of this renewal, the certificate issuer will change from Sectigo to SSL.com. Customers using certificate pinning, custom trust stores, issuer-based validation, allowlists, or other additional certificate validation mechanisms should review their configurations before the maintenance window. Early Validation Endpoint Available To support customer testing and validation activities, s-eu.linkmobility.io will be available with the new SSL/TLS certificate starting 16 September 2026 at 00:00 PM CEST. Customers may use this endpoint to verify certificate trust, certificate pinning configurations, issuer validation, and any other custom certificate handling before the scheduled maintenance window on 20 September 2026. For customers who need to update or validate trusted Certificate Authority (CA) certificates, the SSL.com CA certificate repository is available here: https://www.ssl.com/repository/ Impact No extended service outage is expected. Customers using standard operating system trust stores and standard certificate validation are generally not expected to take any action. We apologize for any inconvenience this schedule change may cause. If you have any questions or concerns, please contact your local support team.

Dear Customer/Partner Please be informed that scheduled maintenance activities are planned for the MyLink Engage platform: Start Date & Time: 2026-09-23 22:00 CEST End Date & Time: 2026-09-24 00:00 CEST Impact: During this maintenance window, the MyLink Engage platform may be unavailable for approximately 5 minutes due to an internal component upgrade. No other disturbances are expected. We apologize for any inconvenience this may cause and thank you for your understanding. If you have any questions or concerns, please contact our support team.