Symptom
When sending outbound SMS, I received delivery receipt error code 11.
Applies To
- Outbound SMS
- Delivery Receipts (DLRs)
- Error Code 11
Resolution
Submit a Support request to make corresponding routing adjustments.
Cause
Delivery receipt error code 11 Unroutable means that the message failed to deliver due to lack of an available route.
Articles in this section
- Adding a New Line in SMS Using Vonage REST API
- What is the minimum/maximum of a Sender ID length?
- What are some best practices for sending social invites through SMS?
- How to Avoid Outbound SMS Rejection
- Message Delivery Failed Error 10 Invalid Message
- Error 8 Network Error
- Vonage SMS Delivery Error Codes and Descriptions
- DLR Error Code 99 General Error
- DLR Error Code 9 Illegal Number
- DLR Error Code 3 Absent Subscriber Permanent