DI SMS 365(iSMS) | Operator Services | Potential delay in delivery of MO, MT and DR | TT#MNOC-58553

Dear Customers,

Our service has returned to normalcy after our 3rd party provider rerouted our traffic via a secondary network connectivity. Active health checks are underway but we can confirm service has recovered in full. Sinch would continue to work with 3rd party network provider to determine cause, preventative measures learning from this incident. We sincerely apologize for the service interruption caused and thank you for your patience with us.

This incident has been resolved.

Incident Start Date & Time (GMT) : 24th April 2025 18:32 GMT
Incident End Date & Time (GMT) : 24th April 2025 21:18 GMT

If you have any questions, please contact the Operator Service NOC immediately at operatorservices.noc@sinch.com or +1 470.300.8394 (select ‘Support’ from the menu, option 2 for Digital Interconnect, and then option 1) and reference this notification.

Dear Customers,

Our senior network engineers suspect 3rd party last mile network connectivity issues could be causing disruptions preventing our customers from sending incoming traffic to us. We have engaged 3rd party network provider on priority to isolate, remediate and return to normalcy.

Our monitoring and health checks internally appears well with no errors / incidents detected internal to Sinch environment. We will update on further improvements.

If you have any questions, please contact the Operator Service NOC immediately at operatorservices.noc@sinch.com or +1 470.300.8394 (select ‘Support’ from the menu, option 2 for Digital Interconnect, and then option 1) and reference this notification.

Ticket Number :: MNOC-58553
Services:: DI SMS 365(iSMS)

Impact ::

Mobile Terminating (MT) Traffic: Impacted
Mobile Originated (MO) Traffic: Impacted
DR: delay in delivery

Description ::

Dear Customers,

We have identified connectivity issues with our service partners that's preventing incoming and outgoing traffic over iSMS Service. Customers connecting via SS7 and SMPP may observe traffic failures or queue build with delays due to this incident. We are working with our partners to remediate the connectivity issue on priority.

We would continue to update through this remediation progress. Thank you for your understanding.


Incident Start Date & Time (GMT) : 24th April 2025 18:32 GMT


If you have any questions, please contact the Operator Service NOC immediately at operatorservices.noc@sinch.com or +1 470.300.8394 (select ‘Support’ from the menu, option 2 for Digital Interconnect, and then option 1) and reference this notification.