Outbound 10DLC SMS - 5620 DLR Code
Incident
Report for Bandwidth
Postmortem
Between 17:20 - 19:40 UTC on July 26, a portion of outbound 10DLC SMS messages towards subscribers of a single carrier encountered error messages and were unable to be delivered. Bandwidth has concluded its investigation of this issue and details can be found in the following Incident Report:
Please note that this link will remain active for 30 days. To access the Incident Report after 30 days, a request for the report can be made through the Bandwidth support portal.
We are grateful you have entrusted Bandwidth as your communication partner and we are sorry if this issue resulted in any disruption to your services.
Resolved
This incident has been resolved.
Monitoring
Bandwidth teams are observing expected messaging behavior related to 5620 DLR codes.
Update
Bandwidth teams are continuing to work with the provider to restore expected messaging behaviors. We will publish an update on Monday, July 29 or when we have an update.
Identified
We have identified the cause of this incident, and we are working towards resolution. 5620 errors have stopped at this time.
Investigating
We are currently investigating an incident causing an increase in 5620 DLR Codes for Outbound 10DLC SMS.
This incident affected: United States Messaging Services (SMS Messaging (SMPP)).